/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hbase.protobuf;
import static org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType.REGION_NAME;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.NavigableSet;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellScanner;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.DoNotRetryIOException;
import org.apache.hadoop.hbase.HBaseConfiguration;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.HRegionInfo;
import org.apache.hadoop.hbase.HTableDescriptor;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.NamespaceDescriptor;
import org.apache.hadoop.hbase.ServerName;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.Tag;
import org.apache.hadoop.hbase.client.Append;
import org.apache.hadoop.hbase.client.Consistency;
import org.apache.hadoop.hbase.client.Delete;
import org.apache.hadoop.hbase.client.Durability;
import org.apache.hadoop.hbase.client.Get;
import org.apache.hadoop.hbase.client.Increment;
import org.apache.hadoop.hbase.client.Mutation;
import org.apache.hadoop.hbase.client.Put;
import org.apache.hadoop.hbase.client.Result;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.client.metrics.ScanMetrics;
import org.apache.hadoop.hbase.exceptions.DeserializationException;
import org.apache.hadoop.hbase.filter.ByteArrayComparable;
import org.apache.hadoop.hbase.filter.Filter;
import org.apache.hadoop.hbase.io.TimeRange;
import org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos;
import org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.AccessControlService;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.AdminService;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.CloseRegionRequest;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.CloseRegionResponse;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetOnlineRegionRequest;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetOnlineRegionResponse;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetRegionInfoRequest;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetRegionInfoResponse;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetServerInfoRequest;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetServerInfoResponse;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetStoreFileRequest;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetStoreFileResponse;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.MergeRegionsRequest;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.OpenRegionRequest;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.ServerInfo;
import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.SplitRegionRequest;
import org.apache.hadoop.hbase.protobuf.generated.AuthenticationProtos;
import org.apache.hadoop.hbase.protobuf.generated.CellProtos;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.BulkLoadHFileRequest;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.BulkLoadHFileResponse;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.ClientService;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.Column;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.CoprocessorServiceCall;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.CoprocessorServiceRequest;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.CoprocessorServiceResponse;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.GetRequest;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.GetResponse;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutationProto;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutationProto.ColumnValue;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutationProto.ColumnValue.QualifierValue;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutationProto.DeleteType;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutationProto.MutationType;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.ScanRequest;
import org.apache.hadoop.hbase.protobuf.generated.ClusterStatusProtos;
import org.apache.hadoop.hbase.protobuf.generated.ClusterStatusProtos.RegionLoad;
import org.apache.hadoop.hbase.protobuf.generated.ComparatorProtos;
import org.apache.hadoop.hbase.protobuf.generated.FilterProtos;
import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos;
import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.NameBytesPair;
import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionInfo;
import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier;
import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType;
import org.apache.hadoop.hbase.protobuf.generated.MapReduceProtos;
import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.CreateTableRequest;
import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.GetTableDescriptorsResponse;
import org.apache.hadoop.hbase.protobuf.generated.MasterProtos.MasterService;
import org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos.RegionServerReportRequest;
import org.apache.hadoop.hbase.protobuf.generated.RegionServerStatusProtos.RegionServerStartupRequest;
import org.apache.hadoop.hbase.protobuf.generated.WALProtos;
import org.apache.hadoop.hbase.protobuf.generated.WALProtos.CompactionDescriptor;
import org.apache.hadoop.hbase.protobuf.generated.WALProtos.StoreDescriptor;
import org.apache.hadoop.hbase.protobuf.generated.WALProtos.FlushDescriptor;
import org.apache.hadoop.hbase.protobuf.generated.WALProtos.FlushDescriptor.FlushAction;
import org.apache.hadoop.hbase.protobuf.generated.WALProtos.RegionEventDescriptor;
import org.apache.hadoop.hbase.protobuf.generated.WALProtos.RegionEventDescriptor.EventType;
import org.apache.hadoop.hbase.replication.ReplicationLoadSink;
import org.apache.hadoop.hbase.replication.ReplicationLoadSource;
import org.apache.hadoop.hbase.security.access.Permission;
import org.apache.hadoop.hbase.security.access.TablePermission;
import org.apache.hadoop.hbase.security.access.UserPermission;
import org.apache.hadoop.hbase.security.token.AuthenticationTokenIdentifier;
import org.apache.hadoop.hbase.security.visibility.Authorizations;
import org.apache.hadoop.hbase.security.visibility.CellVisibility;
import org.apache.hadoop.hbase.util.ByteStringer;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.DynamicClassLoader;
import org.apache.hadoop.hbase.util.ExceptionUtil;
import org.apache.hadoop.hbase.util.Methods;
import org.apache.hadoop.hbase.util.Pair;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.ipc.RemoteException;
import org.apache.hadoop.security.token.Token;
import com.google.common.collect.ArrayListMultimap;
import com.google.common.collect.ListMultimap;
import com.google.common.collect.Lists;
import com.google.protobuf.ByteString;
import com.google.protobuf.InvalidProtocolBufferException;
import com.google.protobuf.Message;
import com.google.protobuf.Parser;
import com.google.protobuf.RpcChannel;
import com.google.protobuf.Service;
import com.google.protobuf.ServiceException;
import com.google.protobuf.TextFormat;
/**
* Protobufs utility.
*/
@edu.umd.cs.findbugs.annotations.SuppressWarnings(value="DP_CREATE_CLASSLOADER_INSIDE_DO_PRIVILEGED",
justification="None. Address sometime.")
@InterfaceAudience.Private // TODO: some clients (Hive, etc) use this class
public final class ProtobufUtil {
private ProtobufUtil() {
}
/**
* Primitive type to class mapping.
*/
private final static Map<String, Class<?>>
PRIMITIVES = new HashMap<String, Class<?>>();
/**
* Many results are simple: no cell, exists true or false. To save on object creations,
* we reuse them across calls.
*/
private final static Cell[] EMPTY_CELL_ARRAY = new Cell[]{};
private final static Result EMPTY_RESULT = Result.create(EMPTY_CELL_ARRAY);
private final static Result EMPTY_RESULT_EXISTS_TRUE = Result.create(null, true);
private final static Result EMPTY_RESULT_EXISTS_FALSE = Result.create(null, false);
private final static Result EMPTY_RESULT_STALE = Result.create(EMPTY_CELL_ARRAY, null, true);
private final static Result EMPTY_RESULT_EXISTS_TRUE_STALE
= Result.create((Cell[])null, true, true);
private final static Result EMPTY_RESULT_EXISTS_FALSE_STALE
= Result.create((Cell[])null, false, true);
private final static ClientProtos.Result EMPTY_RESULT_PB;
private final static ClientProtos.Result EMPTY_RESULT_PB_EXISTS_TRUE;
private final static ClientProtos.Result EMPTY_RESULT_PB_EXISTS_FALSE;
private final static ClientProtos.Result EMPTY_RESULT_PB_STALE;
private final static ClientProtos.Result EMPTY_RESULT_PB_EXISTS_TRUE_STALE;
private final static ClientProtos.Result EMPTY_RESULT_PB_EXISTS_FALSE_STALE;
static {
ClientProtos.Result.Builder builder = ClientProtos.Result.newBuilder();
builder.setExists(true);
builder.setAssociatedCellCount(0);
EMPTY_RESULT_PB_EXISTS_TRUE = builder.build();
builder.setStale(true);
EMPTY_RESULT_PB_EXISTS_TRUE_STALE = builder.build();
builder.clear();
builder.setExists(false);
builder.setAssociatedCellCount(0);
EMPTY_RESULT_PB_EXISTS_FALSE = builder.build();
builder.setStale(true);
EMPTY_RESULT_PB_EXISTS_FALSE_STALE = builder.build();
builder.clear();
builder.setAssociatedCellCount(0);
EMPTY_RESULT_PB = builder.build();
builder.setStale(true);
EMPTY_RESULT_PB_STALE = builder.build();
}
/**
* Dynamic class loader to load filter/comparators
*/
private final static ClassLoader CLASS_LOADER;
static {
ClassLoader parent = ProtobufUtil.class.getClassLoader();
Configuration conf = HBaseConfiguration.create();
CLASS_LOADER = new DynamicClassLoader(conf, parent);
PRIMITIVES.put(Boolean.TYPE.getName(), Boolean.TYPE);
PRIMITIVES.put(Byte.TYPE.getName(), Byte.TYPE);
PRIMITIVES.put(Character.TYPE.getName(), Character.TYPE);
PRIMITIVES.put(Short.TYPE.getName(), Short.TYPE);
PRIMITIVES.put(Integer.TYPE.getName(), Integer.TYPE);
PRIMITIVES.put(Long.TYPE.getName(), Long.TYPE);
PRIMITIVES.put(Float.TYPE.getName(), Float.TYPE);
PRIMITIVES.put(Double.TYPE.getName(), Double.TYPE);
PRIMITIVES.put(Void.TYPE.getName(), Void.TYPE);
}
/**
* Magic we put ahead of a serialized protobuf message.
* For example, all znode content is protobuf messages with the below magic
* for preamble.
*/
public static final byte [] PB_MAGIC = new byte [] {'P', 'B', 'U', 'F'};
private static final String PB_MAGIC_STR = Bytes.toString(PB_MAGIC);
/**
* Prepend the passed bytes with four bytes of magic, {@link #PB_MAGIC}, to flag what
* follows as a protobuf in hbase. Prepend these bytes to all content written to znodes, etc.
* @param bytes Bytes to decorate
* @return The passed <code>bytes</codes> with magic prepended (Creates a new
* byte array that is <code>bytes.length</code> plus {@link #PB_MAGIC}.length.
*/
public static byte [] prependPBMagic(final byte [] bytes) {
return Bytes.add(PB_MAGIC, bytes);
}
/**
* @param bytes Bytes to check.
* @return True if passed <code>bytes</code> has {@link #PB_MAGIC} for a prefix.
*/
public static boolean isPBMagicPrefix(final byte [] bytes) {
if (bytes == null) return false;
return isPBMagicPrefix(bytes, 0, bytes.length);
}
/**
* @param bytes Bytes to check.
* @return True if passed <code>bytes</code> has {@link #PB_MAGIC} for a prefix.
*/
public static boolean isPBMagicPrefix(final byte [] bytes, int offset, int len) {
if (bytes == null || len < PB_MAGIC.length) return false;
return Bytes.compareTo(PB_MAGIC, 0, PB_MAGIC.length, bytes, offset, PB_MAGIC.length) == 0;
}
/**
* @param bytes
* @throws DeserializationException if we are missing the pb magic prefix
*/
public static void expectPBMagicPrefix(final byte [] bytes) throws DeserializationException {
if (!isPBMagicPrefix(bytes)) {
throw new DeserializationException("Missing pb magic " + PB_MAGIC_STR + " prefix");
}
}
/**
* @return Length of {@link #PB_MAGIC}
*/
public static int lengthOfPBMagic() {
return PB_MAGIC.length;
}
/**
* Return the IOException thrown by the remote server wrapped in
* ServiceException as cause.
*
* @param se ServiceException that wraps IO exception thrown by the server
* @return Exception wrapped in ServiceException or
* a new IOException that wraps the unexpected ServiceException.
*/
public static IOException getRemoteException(ServiceException se) {
Throwable e = se.getCause();
if (e == null) {
return new IOException(se);
}
if (ExceptionUtil.isInterrupt(e)) {
return ExceptionUtil.asInterrupt(e);
}
if (e instanceof RemoteException) {
e = ((RemoteException) e).unwrapRemoteException();
}
return e instanceof IOException ? (IOException) e : new IOException(se);
}
/**
* Convert a ServerName to a protocol buffer ServerName
*
* @param serverName the ServerName to convert
* @return the converted protocol buffer ServerName
* @see #toServerName(org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.ServerName)
*/
public static HBaseProtos.ServerName
toServerName(final ServerName serverName) {
if (serverName == null) return null;
HBaseProtos.ServerName.Builder builder =
HBaseProtos.ServerName.newBuilder();
builder.setHostName(serverName.getHostname());
if (serverName.getPort() >= 0) {
builder.setPort(serverName.getPort());
}
if (serverName.getStartcode() >= 0) {
builder.setStartCode(serverName.getStartcode());
}
return builder.build();
}
/**
* Convert a protocol buffer ServerName to a ServerName
*
* @param proto the protocol buffer ServerName to convert
* @return the converted ServerName
*/
public static ServerName toServerName(final HBaseProtos.ServerName proto) {
if (proto == null) return null;
String hostName = proto.getHostName();
long startCode = -1;
int port = -1;
if (proto.hasPort()) {
port = proto.getPort();
}
if (proto.hasStartCode()) {
startCode = proto.getStartCode();
}
return ServerName.valueOf(hostName, port, startCode);
}
/**
* Get HTableDescriptor[] from GetTableDescriptorsResponse protobuf
*
* @param proto the GetTableDescriptorsResponse
* @return HTableDescriptor[]
*/
public static HTableDescriptor[] getHTableDescriptorArray(GetTableDescriptorsResponse proto) {
if (proto == null) return null;
HTableDescriptor[] ret = new HTableDescriptor[proto.getTableSchemaCount()];
for (int i = 0; i < proto.getTableSchemaCount(); ++i) {
ret[i] = HTableDescriptor.convert(proto.getTableSchema(i));
}
return ret;
}
/**
* get the split keys in form "byte [][]" from a CreateTableRequest proto
*
* @param proto the CreateTableRequest
* @return the split keys
*/
public static byte [][] getSplitKeysArray(final CreateTableRequest proto) {
byte [][] splitKeys = new byte[proto.getSplitKeysCount()][];
for (int i = 0; i < proto.getSplitKeysCount(); ++i) {
splitKeys[i] = proto.getSplitKeys(i).toByteArray();
}
return splitKeys;
}
/**
* Convert a protobuf Durability into a client Durability
*/
public static Durability toDurability(
final ClientProtos.MutationProto.Durability proto) {
switch(proto) {
case USE_DEFAULT:
return Durability.USE_DEFAULT;
case SKIP_WAL:
return Durability.SKIP_WAL;
case ASYNC_WAL:
return Durability.ASYNC_WAL;
case SYNC_WAL:
return Durability.SYNC_WAL;
case FSYNC_WAL:
return Durability.FSYNC_WAL;
default:
return Durability.USE_DEFAULT;
}
}
/**
* Convert a client Durability into a protbuf Durability
*/
public static ClientProtos.MutationProto.Durability toDurability(
final Durability d) {
switch(d) {
case USE_DEFAULT:
return ClientProtos.MutationProto.Durability.USE_DEFAULT;
case SKIP_WAL:
return ClientProtos.MutationProto.Durability.SKIP_WAL;
case ASYNC_WAL:
return ClientProtos.MutationProto.Durability.ASYNC_WAL;
case SYNC_WAL:
return ClientProtos.MutationProto.Durability.SYNC_WAL;
case FSYNC_WAL:
return ClientProtos.MutationProto.Durability.FSYNC_WAL;
default:
return ClientProtos.MutationProto.Durability.USE_DEFAULT;
}
}
/**
* Convert a protocol buffer Get to a client Get
*
* @param proto the protocol buffer Get to convert
* @return the converted client Get
* @throws IOException
*/
public static Get toGet(
final ClientProtos.Get proto) throws IOException {
if (proto == null) return null;
byte[] row = proto.getRow().toByteArray();
Get get = new Get(row);
if (proto.hasCacheBlocks()) {
get.setCacheBlocks(proto.getCacheBlocks());
}
if (proto.hasMaxVersions()) {
get.setMaxVersions(proto.getMaxVersions());
}
if (proto.hasStoreLimit()) {
get.setMaxResultsPerColumnFamily(proto.getStoreLimit());
}
if (proto.hasStoreOffset()) {
get.setRowOffsetPerColumnFamily(proto.getStoreOffset());
}
if (proto.hasTimeRange()) {
HBaseProtos.TimeRange timeRange = proto.getTimeRange();
long minStamp = 0;
long maxStamp = Long.MAX_VALUE;
if (timeRange.hasFrom()) {
minStamp = timeRange.getFrom();
}
if (timeRange.hasTo()) {
maxStamp = timeRange.getTo();
}
get.setTimeRange(minStamp, maxStamp);
}
if (proto.hasFilter()) {
FilterProtos.Filter filter = proto.getFilter();
get.setFilter(ProtobufUtil.toFilter(filter));
}
for (NameBytesPair attribute: proto.getAttributeList()) {
get.setAttribute(attribute.getName(), attribute.getValue().toByteArray());
}
if (proto.getColumnCount() > 0) {
for (Column column: proto.getColumnList()) {
byte[] family = column.getFamily().toByteArray();
if (column.getQualifierCount() > 0) {
for (ByteString qualifier: column.getQualifierList()) {
get.addColumn(family, qualifier.toByteArray());
}
} else {
get.addFamily(family);
}
}
}
if (proto.hasExistenceOnly() && proto.getExistenceOnly()){
get.setCheckExistenceOnly(true);
}
if (proto.hasClosestRowBefore() && proto.getClosestRowBefore()){
get.setClosestRowBefore(true);
}
if (proto.hasConsistency()) {
get.setConsistency(toConsistency(proto.getConsistency()));
}
return get;
}
public static Consistency toConsistency(ClientProtos.Consistency consistency) {
switch (consistency) {
case STRONG : return Consistency.STRONG;
case TIMELINE : return Consistency.TIMELINE;
default : return Consistency.STRONG;
}
}
public static ClientProtos.Consistency toConsistency(Consistency consistency) {
switch (consistency) {
case STRONG : return ClientProtos.Consistency.STRONG;
case TIMELINE : return ClientProtos.Consistency.TIMELINE;
default : return ClientProtos.Consistency.STRONG;
}
}
/**
* Convert a protocol buffer Mutate to a Put.
*
* @param proto The protocol buffer MutationProto to convert
* @return A client Put.
* @throws IOException
*/
public static Put toPut(final MutationProto proto)
throws IOException {
return toPut(proto, null);
}
/**
* Convert a protocol buffer Mutate to a Put.
*
* @param proto The protocol buffer MutationProto to convert
* @param cellScanner If non-null, the Cell data that goes with this proto.
* @return A client Put.
* @throws IOException
*/
public static Put toPut(final MutationProto proto, final CellScanner cellScanner)
throws IOException {
// TODO: Server-side at least why do we convert back to the Client types? Why not just pb it?
MutationType type = proto.getMutateType();
assert type == MutationType.PUT: type.name();
long timestamp = proto.hasTimestamp()? proto.getTimestamp(): HConstants.LATEST_TIMESTAMP;
Put put = null;
int cellCount = proto.hasAssociatedCellCount()? proto.getAssociatedCellCount(): 0;
if (cellCount > 0) {
// The proto has metadata only and the data is separate to be found in the cellScanner.
if (cellScanner == null) {
throw new DoNotRetryIOException("Cell count of " + cellCount + " but no cellScanner: " +
toShortString(proto));
}
for (int i = 0; i < cellCount; i++) {
if (!cellScanner.advance()) {
throw new DoNotRetryIOException("Cell count of " + cellCount + " but at index " + i +
" no cell returned: " + toShortString(proto));
}
Cell cell = cellScanner.current();
if (put == null) {
put = new Put(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength(), timestamp);
}
put.add(cell);
}
} else {
if (proto.hasRow()) {
put = new Put(proto.getRow().asReadOnlyByteBuffer(), timestamp);
} else {
throw new IllegalArgumentException("row cannot be null");
}
// The proto has the metadata and the data itself
for (ColumnValue column: proto.getColumnValueList()) {
byte[] family = column.getFamily().toByteArray();
for (QualifierValue qv: column.getQualifierValueList()) {
if (!qv.hasValue()) {
throw new DoNotRetryIOException(
"Missing required field: qualifier value");
}
ByteBuffer qualifier =
qv.hasQualifier() ? qv.getQualifier().asReadOnlyByteBuffer() : null;
ByteBuffer value =
qv.hasValue() ? qv.getValue().asReadOnlyByteBuffer() : null;
long ts = timestamp;
if (qv.hasTimestamp()) {
ts = qv.getTimestamp();
}
byte[] tags;
if (qv.hasTags()) {
tags = qv.getTags().toByteArray();
Object[] array = Tag.asList(tags, 0, (short)tags.length).toArray();
Tag[] tagArray = new Tag[array.length];
for(int i = 0; i< array.length; i++) {
tagArray[i] = (Tag)array[i];
}
if(qv.hasDeleteType()) {
byte[] qual = qv.hasQualifier() ? qv.getQualifier().toByteArray() : null;
put.add(new KeyValue(proto.getRow().toByteArray(), family, qual, ts,
fromDeleteType(qv.getDeleteType()), null, tags));
} else {
put.addImmutable(family, qualifier, ts, value, tagArray);
}
} else {
if(qv.hasDeleteType()) {
byte[] qual = qv.hasQualifier() ? qv.getQualifier().toByteArray() : null;
put.add(new KeyValue(proto.getRow().toByteArray(), family, qual, ts,
fromDeleteType(qv.getDeleteType())));
} else{
put.addImmutable(family, qualifier, ts, value);
}
}
}
}
}
put.setDurability(toDurability(proto.getDurability()));
for (NameBytesPair attribute: proto.getAttributeList()) {
put.setAttribute(attribute.getName(), attribute.getValue().toByteArray());
}
return put;
}
/**
* Convert a protocol buffer Mutate to a Delete
*
* @param proto the protocol buffer Mutate to convert
* @return the converted client Delete
* @throws IOException
*/
public static Delete toDelete(final MutationProto proto)
throws IOException {
return toDelete(proto, null);
}
/**
* Convert a protocol buffer Mutate to a Delete
*
* @param proto the protocol buffer Mutate to convert
* @param cellScanner if non-null, the data that goes with this delete.
* @return the converted client Delete
* @throws IOException
*/
public static Delete toDelete(final MutationProto proto, final CellScanner cellScanner)
throws IOException {
MutationType type = proto.getMutateType();
assert type == MutationType.DELETE : type.name();
byte [] row = proto.hasRow()? proto.getRow().toByteArray(): null;
long timestamp = HConstants.LATEST_TIMESTAMP;
if (proto.hasTimestamp()) {
timestamp = proto.getTimestamp();
}
Delete delete = null;
int cellCount = proto.hasAssociatedCellCount()? proto.getAssociatedCellCount(): 0;
if (cellCount > 0) {
// The proto has metadata only and the data is separate to be found in the cellScanner.
if (cellScanner == null) {
// TextFormat should be fine for a Delete since it carries no data, just coordinates.
throw new DoNotRetryIOException("Cell count of " + cellCount + " but no cellScanner: " +
TextFormat.shortDebugString(proto));
}
for (int i = 0; i < cellCount; i++) {
if (!cellScanner.advance()) {
// TextFormat should be fine for a Delete since it carries no data, just coordinates.
throw new DoNotRetryIOException("Cell count of " + cellCount + " but at index " + i +
" no cell returned: " + TextFormat.shortDebugString(proto));
}
Cell cell = cellScanner.current();
if (delete == null) {
delete =
new Delete(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength(), timestamp);
}
delete.addDeleteMarker(cell);
}
} else {
delete = new Delete(row, timestamp);
for (ColumnValue column: proto.getColumnValueList()) {
byte[] family = column.getFamily().toByteArray();
for (QualifierValue qv: column.getQualifierValueList()) {
DeleteType deleteType = qv.getDeleteType();
byte[] qualifier = null;
if (qv.hasQualifier()) {
qualifier = qv.getQualifier().toByteArray();
}
long ts = HConstants.LATEST_TIMESTAMP;
if (qv.hasTimestamp()) {
ts = qv.getTimestamp();
}
if (deleteType == DeleteType.DELETE_ONE_VERSION) {
delete.deleteColumn(family, qualifier, ts);
} else if (deleteType == DeleteType.DELETE_MULTIPLE_VERSIONS) {
delete.deleteColumns(family, qualifier, ts);
} else if (deleteType == DeleteType.DELETE_FAMILY_VERSION) {
delete.deleteFamilyVersion(family, ts);
} else {
delete.deleteFamily(family, ts);
}
}
}
}
delete.setDurability(toDurability(proto.getDurability()));
for (NameBytesPair attribute: proto.getAttributeList()) {
delete.setAttribute(attribute.getName(), attribute.getValue().toByteArray());
}
return delete;
}
/**
* Convert a protocol buffer Mutate to an Append
* @param cellScanner
* @param proto the protocol buffer Mutate to convert
* @return the converted client Append
* @throws IOException
*/
public static Append toAppend(final MutationProto proto, final CellScanner cellScanner)
throws IOException {
MutationType type = proto.getMutateType();
assert type == MutationType.APPEND : type.name();
byte [] row = proto.hasRow()? proto.getRow().toByteArray(): null;
Append append = null;
int cellCount = proto.hasAssociatedCellCount()? proto.getAssociatedCellCount(): 0;
if (cellCount > 0) {
// The proto has metadata only and the data is separate to be found in the cellScanner.
if (cellScanner == null) {
throw new DoNotRetryIOException("Cell count of " + cellCount + " but no cellScanner: " +
toShortString(proto));
}
for (int i = 0; i < cellCount; i++) {
if (!cellScanner.advance()) {
throw new DoNotRetryIOException("Cell count of " + cellCount + " but at index " + i +
" no cell returned: " + toShortString(proto));
}
Cell cell = cellScanner.current();
if (append == null) {
append = new Append(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());
}
append.add(cell);
}
} else {
append = new Append(row);
for (ColumnValue column: proto.getColumnValueList()) {
byte[] family = column.getFamily().toByteArray();
for (QualifierValue qv: column.getQualifierValueList()) {
byte[] qualifier = qv.getQualifier().toByteArray();
if (!qv.hasValue()) {
throw new DoNotRetryIOException(
"Missing required field: qualifier value");
}
byte[] value = qv.getValue().toByteArray();
byte[] tags = null;
if (qv.hasTags()) {
tags = qv.getTags().toByteArray();
}
append.add(CellUtil.createCell(row, family, qualifier, qv.getTimestamp(),
KeyValue.Type.Put, value, tags));
}
}
}
append.setDurability(toDurability(proto.getDurability()));
for (NameBytesPair attribute: proto.getAttributeList()) {
append.setAttribute(attribute.getName(), attribute.getValue().toByteArray());
}
return append;
}
/**
* Convert a MutateRequest to Mutation
*
* @param proto the protocol buffer Mutate to convert
* @return the converted Mutation
* @throws IOException
*/
public static Mutation toMutation(final MutationProto proto) throws IOException {
MutationType type = proto.getMutateType();
if (type == MutationType.APPEND) {
return toAppend(proto, null);
}
if (type == MutationType.DELETE) {
return toDelete(proto, null);
}
if (type == MutationType.PUT) {
return toPut(proto, null);
}
throw new IOException("Unknown mutation type " + type);
}
/**
* Convert a protocol buffer Mutate to an Increment
*
* @param proto the protocol buffer Mutate to convert
* @return the converted client Increment
* @throws IOException
*/
public static Increment toIncrement(final MutationProto proto, final CellScanner cellScanner)
throws IOException {
MutationType type = proto.getMutateType();
assert type == MutationType.INCREMENT : type.name();
byte [] row = proto.hasRow()? proto.getRow().toByteArray(): null;
Increment increment = null;
int cellCount = proto.hasAssociatedCellCount()? proto.getAssociatedCellCount(): 0;
if (cellCount > 0) {
// The proto has metadata only and the data is separate to be found in the cellScanner.
if (cellScanner == null) {
throw new DoNotRetryIOException("Cell count of " + cellCount + " but no cellScanner: " +
TextFormat.shortDebugString(proto));
}
for (int i = 0; i < cellCount; i++) {
if (!cellScanner.advance()) {
throw new DoNotRetryIOException("Cell count of " + cellCount + " but at index " + i +
" no cell returned: " + TextFormat.shortDebugString(proto));
}
Cell cell = cellScanner.current();
if (increment == null) {
increment = new Increment(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());
}
increment.add(cell);
}
} else {
increment = new Increment(row);
for (ColumnValue column: proto.getColumnValueList()) {
byte[] family = column.getFamily().toByteArray();
for (QualifierValue qv: column.getQualifierValueList()) {
byte[] qualifier = qv.getQualifier().toByteArray();
if (!qv.hasValue()) {
throw new DoNotRetryIOException("Missing required field: qualifier value");
}
byte[] value = qv.getValue().toByteArray();
byte[] tags = null;
if (qv.hasTags()) {
tags = qv.getTags().toByteArray();
}
increment.add(CellUtil.createCell(row, family, qualifier, qv.getTimestamp(),
KeyValue.Type.Put, value, tags));
}
}
}
if (proto.hasTimeRange()) {
HBaseProtos.TimeRange timeRange = proto.getTimeRange();
long minStamp = 0;
long maxStamp = Long.MAX_VALUE;
if (timeRange.hasFrom()) {
minStamp = timeRange.getFrom();
}
if (timeRange.hasTo()) {
maxStamp = timeRange.getTo();
}
increment.setTimeRange(minStamp, maxStamp);
}
increment.setDurability(toDurability(proto.getDurability()));
for (NameBytesPair attribute : proto.getAttributeList()) {
increment.setAttribute(attribute.getName(), attribute.getValue().toByteArray());
}
return increment;
}
/**
* Convert a client Scan to a protocol buffer Scan
*
* @param scan the client Scan to convert
* @return the converted protocol buffer Scan
* @throws IOException
*/
public static ClientProtos.Scan toScan(
final Scan scan) throws IOException {
ClientProtos.Scan.Builder scanBuilder =
ClientProtos.Scan.newBuilder();
scanBuilder.setCacheBlocks(scan.getCacheBlocks());
if (scan.getBatch() > 0) {
scanBuilder.setBatchSize(scan.getBatch());
}
if (scan.getMaxResultSize() > 0) {
scanBuilder.setMaxResultSize(scan.getMaxResultSize());
}
if (scan.isSmall()) {
scanBuilder.setSmall(scan.isSmall());
}
Boolean loadColumnFamiliesOnDemand = scan.getLoadColumnFamiliesOnDemandValue();
if (loadColumnFamiliesOnDemand != null) {
scanBuilder.setLoadColumnFamiliesOnDemand(loadColumnFamiliesOnDemand.booleanValue());
}
scanBuilder.setMaxVersions(scan.getMaxVersions());
TimeRange timeRange = scan.getTimeRange();
if (!timeRange.isAllTime()) {
HBaseProtos.TimeRange.Builder timeRangeBuilder =
HBaseProtos.TimeRange.newBuilder();
timeRangeBuilder.setFrom(timeRange.getMin());
timeRangeBuilder.setTo(timeRange.getMax());
scanBuilder.setTimeRange(timeRangeBuilder.build());
}
Map<String, byte[]> attributes = scan.getAttributesMap();
if (!attributes.isEmpty()) {
NameBytesPair.Builder attributeBuilder = NameBytesPair.newBuilder();
for (Map.Entry<String, byte[]> attribute: attributes.entrySet()) {
attributeBuilder.setName(attribute.getKey());
attributeBuilder.setValue(ByteStringer.wrap(attribute.getValue()));
scanBuilder.addAttribute(attributeBuilder.build());
}
}
byte[] startRow = scan.getStartRow();
if (startRow != null && startRow.length > 0) {
scanBuilder.setStartRow(ByteStringer.wrap(startRow));
}
byte[] stopRow = scan.getStopRow();
if (stopRow != null && stopRow.length > 0) {
scanBuilder.setStopRow(ByteStringer.wrap(stopRow));
}
if (scan.hasFilter()) {
scanBuilder.setFilter(ProtobufUtil.toFilter(scan.getFilter()));
}
if (scan.hasFamilies()) {
Column.Builder columnBuilder = Column.newBuilder();
for (Map.Entry<byte[],NavigableSet<byte []>>
family: scan.getFamilyMap().entrySet()) {
columnBuilder.setFamily(ByteStringer.wrap(family.getKey()));
NavigableSet<byte []> qualifiers = family.getValue();
columnBuilder.clearQualifier();
if (qualifiers != null && qualifiers.size() > 0) {
for (byte [] qualifier: qualifiers) {
columnBuilder.addQualifier(ByteStringer.wrap(qualifier));
}
}
scanBuilder.addColumn(columnBuilder.build());
}
}
if (scan.getMaxResultsPerColumnFamily() >= 0) {
scanBuilder.setStoreLimit(scan.getMaxResultsPerColumnFamily());
}
if (scan.getRowOffsetPerColumnFamily() > 0) {
scanBuilder.setStoreOffset(scan.getRowOffsetPerColumnFamily());
}
if (scan.isReversed()) {
scanBuilder.setReversed(scan.isReversed());
}
if (scan.getConsistency() == Consistency.TIMELINE) {
scanBuilder.setConsistency(toConsistency(scan.getConsistency()));
}
if (scan.getCaching() > 0) {
scanBuilder.setCaching(scan.getCaching());
}
return scanBuilder.build();
}
/**
* Convert a protocol buffer Scan to a client Scan
*
* @param proto the protocol buffer Scan to convert
* @return the converted client Scan
* @throws IOException
*/
public static Scan toScan(
final ClientProtos.Scan proto) throws IOException {
byte [] startRow = HConstants.EMPTY_START_ROW;
byte [] stopRow = HConstants.EMPTY_END_ROW;
if (proto.hasStartRow()) {
startRow = proto.getStartRow().toByteArray();
}
if (proto.hasStopRow()) {
stopRow = proto.getStopRow().toByteArray();
}
Scan scan = new Scan(startRow, stopRow);
if (proto.hasCacheBlocks()) {
scan.setCacheBlocks(proto.getCacheBlocks());
}
if (proto.hasMaxVersions()) {
scan.setMaxVersions(proto.getMaxVersions());
}
if (proto.hasStoreLimit()) {
scan.setMaxResultsPerColumnFamily(proto.getStoreLimit());
}
if (proto.hasStoreOffset()) {
scan.setRowOffsetPerColumnFamily(proto.getStoreOffset());
}
if (proto.hasLoadColumnFamiliesOnDemand()) {
scan.setLoadColumnFamiliesOnDemand(proto.getLoadColumnFamiliesOnDemand());
}
if (proto.hasTimeRange()) {
HBaseProtos.TimeRange timeRange = proto.getTimeRange();
long minStamp = 0;
long maxStamp = Long.MAX_VALUE;
if (timeRange.hasFrom()) {
minStamp = timeRange.getFrom();
}
if (timeRange.hasTo()) {
maxStamp = timeRange.getTo();
}
scan.setTimeRange(minStamp, maxStamp);
}
if (proto.hasFilter()) {
FilterProtos.Filter filter = proto.getFilter();
scan.setFilter(ProtobufUtil.toFilter(filter));
}
if (proto.hasBatchSize()) {
scan.setBatch(proto.getBatchSize());
}
if (proto.hasMaxResultSize()) {
scan.setMaxResultSize(proto.getMaxResultSize());
}
if (proto.hasSmall()) {
scan.setSmall(proto.getSmall());
}
for (NameBytesPair attribute: proto.getAttributeList()) {
scan.setAttribute(attribute.getName(), attribute.getValue().toByteArray());
}
if (proto.getColumnCount() > 0) {
for (Column column: proto.getColumnList()) {
byte[] family = column.getFamily().toByteArray();
if (column.getQualifierCount() > 0) {
for (ByteString qualifier: column.getQualifierList()) {
scan.addColumn(family, qualifier.toByteArray());
}
} else {
scan.addFamily(family);
}
}
}
if (proto.hasReversed()) {
scan.setReversed(proto.getReversed());
}
if (proto.hasConsistency()) {
scan.setConsistency(toConsistency(proto.getConsistency()));
}
if (proto.hasCaching()) {
scan.setCaching(proto.getCaching());
}
return scan;
}
/**
* Create a protocol buffer Get based on a client Get.
*
* @param get the client Get
* @return a protocol buffer Get
* @throws IOException
*/
public static ClientProtos.Get toGet(
final Get get) throws IOException {
ClientProtos.Get.Builder builder =
ClientProtos.Get.newBuilder();
builder.setRow(ByteStringer.wrap(get.getRow()));
builder.setCacheBlocks(get.getCacheBlocks());
builder.setMaxVersions(get.getMaxVersions());
if (get.getFilter() != null) {
builder.setFilter(ProtobufUtil.toFilter(get.getFilter()));
}
TimeRange timeRange = get.getTimeRange();
if (!timeRange.isAllTime()) {
HBaseProtos.TimeRange.Builder timeRangeBuilder =
HBaseProtos.TimeRange.newBuilder();
timeRangeBuilder.setFrom(timeRange.getMin());
timeRangeBuilder.setTo(timeRange.getMax());
builder.setTimeRange(timeRangeBuilder.build());
}
Map<String, byte[]> attributes = get.getAttributesMap();
if (!attributes.isEmpty()) {
NameBytesPair.Builder attributeBuilder = NameBytesPair.newBuilder();
for (Map.Entry<String, byte[]> attribute: attributes.entrySet()) {
attributeBuilder.setName(attribute.getKey());
attributeBuilder.setValue(ByteStringer.wrap(attribute.getValue()));
builder.addAttribute(attributeBuilder.build());
}
}
if (get.hasFamilies()) {
Column.Builder columnBuilder = Column.newBuilder();
Map<byte[], NavigableSet<byte[]>> families = get.getFamilyMap();
for (Map.Entry<byte[], NavigableSet<byte[]>> family: families.entrySet()) {
NavigableSet<byte[]> qualifiers = family.getValue();
columnBuilder.setFamily(ByteStringer.wrap(family.getKey()));
columnBuilder.clearQualifier();
if (qualifiers != null && qualifiers.size() > 0) {
for (byte[] qualifier: qualifiers) {
columnBuilder.addQualifier(ByteStringer.wrap(qualifier));
}
}
builder.addColumn(columnBuilder.build());
}
}
if (get.getMaxResultsPerColumnFamily() >= 0) {
builder.setStoreLimit(get.getMaxResultsPerColumnFamily());
}
if (get.getRowOffsetPerColumnFamily() > 0) {
builder.setStoreOffset(get.getRowOffsetPerColumnFamily());
}
if (get.isCheckExistenceOnly()){
builder.setExistenceOnly(true);
}
if (get.isClosestRowBefore()){
builder.setClosestRowBefore(true);
}
if (get.getConsistency() != null && get.getConsistency() != Consistency.STRONG) {
builder.setConsistency(toConsistency(get.getConsistency()));
}
return builder.build();
}
/**
* Convert a client Increment to a protobuf Mutate.
*
* @param increment
* @return the converted mutate
*/
public static MutationProto toMutation(
final Increment increment, final MutationProto.Builder builder, long nonce) {
builder.setRow(ByteStringer.wrap(increment.getRow()));
builder.setMutateType(MutationType.INCREMENT);
builder.setDurability(toDurability(increment.getDurability()));
if (nonce != HConstants.NO_NONCE) {
builder.setNonce(nonce);
}
TimeRange timeRange = increment.getTimeRange();
if (!timeRange.isAllTime()) {
HBaseProtos.TimeRange.Builder timeRangeBuilder =
HBaseProtos.TimeRange.newBuilder();
timeRangeBuilder.setFrom(timeRange.getMin());
timeRangeBuilder.setTo(timeRange.getMax());
builder.setTimeRange(timeRangeBuilder.build());
}
ColumnValue.Builder columnBuilder = ColumnValue.newBuilder();
QualifierValue.Builder valueBuilder = QualifierValue.newBuilder();
for (Map.Entry<byte[], List<Cell>> family: increment.getFamilyCellMap().entrySet()) {
columnBuilder.setFamily(ByteStringer.wrap(family.getKey()));
columnBuilder.clearQualifierValue();
List<Cell> values = family.getValue();
if (values != null && values.size() > 0) {
for (Cell cell: values) {
valueBuilder.clear();
valueBuilder.setQualifier(ByteStringer.wrap(
cell.getQualifierArray(), cell.getQualifierOffset(), cell.getQualifierLength()));
valueBuilder.setValue(ByteStringer.wrap(
cell.getValueArray(), cell.getValueOffset(), cell.getValueLength()));
if (cell.getTagsLength() > 0) {
valueBuilder.setTags(ByteStringer.wrap(cell.getTagsArray(),
cell.getTagsOffset(), cell.getTagsLength()));
}
columnBuilder.addQualifierValue(valueBuilder.build());
}
}
builder.addColumnValue(columnBuilder.build());
}
Map<String, byte[]> attributes = increment.getAttributesMap();
if (!attributes.isEmpty()) {
NameBytesPair.Builder attributeBuilder = NameBytesPair.newBuilder();
for (Map.Entry<String, byte[]> attribute : attributes.entrySet()) {
attributeBuilder.setName(attribute.getKey());
attributeBuilder.setValue(ByteStringer.wrap(attribute.getValue()));
builder.addAttribute(attributeBuilder.build());
}
}
return builder.build();
}
public static MutationProto toMutation(final MutationType type, final Mutation mutation)
throws IOException {
return toMutation(type, mutation, HConstants.NO_NONCE);
}
/**
* Create a protocol buffer Mutate based on a client Mutation
*
* @param type
* @param mutation
* @return a protobuf'd Mutation
* @throws IOException
*/
public static MutationProto toMutation(final MutationType type, final Mutation mutation,
final long nonce) throws IOException {
return toMutation(type, mutation, MutationProto.newBuilder(), nonce);
}
public static MutationProto toMutation(final MutationType type, final Mutation mutation,
MutationProto.Builder builder) throws IOException {
return toMutation(type, mutation, builder, HConstants.NO_NONCE);
}
public static MutationProto toMutation(final MutationType type, final Mutation mutation,
MutationProto.Builder builder, long nonce)
throws IOException {
builder = getMutationBuilderAndSetCommonFields(type, mutation, builder);
if (nonce != HConstants.NO_NONCE) {
builder.setNonce(nonce);
}
ColumnValue.Builder columnBuilder = ColumnValue.newBuilder();
QualifierValue.Builder valueBuilder = QualifierValue.newBuilder();
for (Map.Entry<byte[],List<Cell>> family: mutation.getFamilyCellMap().entrySet()) {
columnBuilder.clear();
columnBuilder.setFamily(ByteStringer.wrap(family.getKey()));
for (Cell cell: family.getValue()) {
valueBuilder.clear();
valueBuilder.setQualifier(ByteStringer.wrap(
cell.getQualifierArray(), cell.getQualifierOffset(), cell.getQualifierLength()));
valueBuilder.setValue(ByteStringer.wrap(
cell.getValueArray(), cell.getValueOffset(), cell.getValueLength()));
valueBuilder.setTimestamp(cell.getTimestamp());
if(cell.getTagsLength() > 0) {
valueBuilder.setTags(ByteStringer.wrap(cell.getTagsArray(), cell.getTagsOffset(),
cell.getTagsLength()));
}
if (type == MutationType.DELETE || (type == MutationType.PUT && CellUtil.isDelete(cell))) {
KeyValue.Type keyValueType = KeyValue.Type.codeToType(cell.getTypeByte());
valueBuilder.setDeleteType(toDeleteType(keyValueType));
}
columnBuilder.addQualifierValue(valueBuilder.build());
}
builder.addColumnValue(columnBuilder.build());
}
return builder.build();
}
/**
* Create a protocol buffer MutationProto based on a client Mutation. Does NOT include data.
* Understanding is that the Cell will be transported other than via protobuf.
* @param type
* @param mutation
* @param builder
* @return a protobuf'd Mutation
* @throws IOException
*/
public static MutationProto toMutationNoData(final MutationType type, final Mutation mutation,
final MutationProto.Builder builder) throws IOException {
return toMutationNoData(type, mutation, builder, HConstants.NO_NONCE);
}
/**
* Create a protocol buffer MutationProto based on a client Mutation. Does NOT include data.
* Understanding is that the Cell will be transported other than via protobuf.
* @param type
* @param mutation
* @return a protobuf'd Mutation
* @throws IOException
*/
public static MutationProto toMutationNoData(final MutationType type, final Mutation mutation)
throws IOException {
MutationProto.Builder builder = MutationProto.newBuilder();
return toMutationNoData(type, mutation, builder);
}
public static MutationProto toMutationNoData(final MutationType type, final Mutation mutation,
final MutationProto.Builder builder, long nonce) throws IOException {
getMutationBuilderAndSetCommonFields(type, mutation, builder);
builder.setAssociatedCellCount(mutation.size());
if (nonce != HConstants.NO_NONCE) {
builder.setNonce(nonce);
}
return builder.build();
}
/**
* Code shared by {@link #toMutation(MutationType, Mutation)} and
* {@link #toMutationNoData(MutationType, Mutation)}
* @param type
* @param mutation
* @return A partly-filled out protobuf'd Mutation.
*/
private static MutationProto.Builder getMutationBuilderAndSetCommonFields(final MutationType type,
final Mutation mutation, MutationProto.Builder builder) {
builder.setRow(ByteStringer.wrap(mutation.getRow()));
builder.setMutateType(type);
builder.setDurability(toDurability(mutation.getDurability()));
builder.setTimestamp(mutation.getTimeStamp());
Map<String, byte[]> attributes = mutation.getAttributesMap();
if (!attributes.isEmpty()) {
NameBytesPair.Builder attributeBuilder = NameBytesPair.newBuilder();
for (Map.Entry<String, byte[]> attribute: attributes.entrySet()) {
attributeBuilder.setName(attribute.getKey());
attributeBuilder.setValue(ByteStringer.wrap(attribute.getValue()));
builder.addAttribute(attributeBuilder.build());
}
}
return builder;
}
/**
* Convert a client Result to a protocol buffer Result
*
* @param result the client Result to convert
* @return the converted protocol buffer Result
*/
public static ClientProtos.Result toResult(final Result result) {
if (result.getExists() != null) {
return toResult(result.getExists(), result.isStale());
}
Cell[] cells = result.rawCells();
if (cells == null || cells.length == 0) {
return result.isStale() ? EMPTY_RESULT_PB_STALE : EMPTY_RESULT_PB;
}
ClientProtos.Result.Builder builder = ClientProtos.Result.newBuilder();
for (Cell c : cells) {
builder.addCell(toCell(c));
}
builder.setStale(result.isStale());
return builder.build();
}
/**
* Convert a client Result to a protocol buffer Result
*
* @param existence the client existence to send
* @return the converted protocol buffer Result
*/
public static ClientProtos.Result toResult(final boolean existence, boolean stale) {
if (stale){
return existence ? EMPTY_RESULT_PB_EXISTS_TRUE_STALE : EMPTY_RESULT_PB_EXISTS_FALSE_STALE;
} else {
return existence ? EMPTY_RESULT_PB_EXISTS_TRUE : EMPTY_RESULT_PB_EXISTS_FALSE;
}
}
/**
* Convert a client Result to a protocol buffer Result.
* The pb Result does not include the Cell data. That is for transport otherwise.
*
* @param result the client Result to convert
* @return the converted protocol buffer Result
*/
public static ClientProtos.Result toResultNoData(final Result result) {
if (result.getExists() != null) return toResult(result.getExists(), result.isStale());
int size = result.size();
if (size == 0) return result.isStale() ? EMPTY_RESULT_PB_STALE : EMPTY_RESULT_PB;
ClientProtos.Result.Builder builder = ClientProtos.Result.newBuilder();
builder.setAssociatedCellCount(size);
builder.setStale(result.isStale());
return builder.build();
}
/**
* Convert a protocol buffer Result to a client Result
*
* @param proto the protocol buffer Result to convert
* @return the converted client Result
*/
public static Result toResult(final ClientProtos.Result proto) {
if (proto.hasExists()) {
if (proto.getStale()) {
return proto.getExists() ? EMPTY_RESULT_EXISTS_TRUE_STALE :EMPTY_RESULT_EXISTS_FALSE_STALE;
}
return proto.getExists() ? EMPTY_RESULT_EXISTS_TRUE : EMPTY_RESULT_EXISTS_FALSE;
}
List<CellProtos.Cell> values = proto.getCellList();
if (values.isEmpty()){
return proto.getStale() ? EMPTY_RESULT_STALE : EMPTY_RESULT;
}
List<Cell> cells = new ArrayList<Cell>(values.size());
for (CellProtos.Cell c : values) {
cells.add(toCell(c));
}
return Result.create(cells, null, proto.getStale());
}
/**
* Convert a protocol buffer Result to a client Result
*
* @param proto the protocol buffer Result to convert
* @param scanner Optional cell scanner.
* @return the converted client Result
* @throws IOException
*/
public static Result toResult(final ClientProtos.Result proto, final CellScanner scanner)
throws IOException {
List<CellProtos.Cell> values = proto.getCellList();
if (proto.hasExists()) {
if ((values != null && !values.isEmpty()) ||
(proto.hasAssociatedCellCount() && proto.getAssociatedCellCount() > 0)) {
throw new IllegalArgumentException("bad proto: exists with cells is no allowed " + proto);
}
if (proto.getStale()) {
return proto.getExists() ? EMPTY_RESULT_EXISTS_TRUE_STALE :EMPTY_RESULT_EXISTS_FALSE_STALE;
}
return proto.getExists() ? EMPTY_RESULT_EXISTS_TRUE : EMPTY_RESULT_EXISTS_FALSE;
}
// TODO: Unit test that has some Cells in scanner and some in the proto.
List<Cell> cells = null;
if (proto.hasAssociatedCellCount()) {
int count = proto.getAssociatedCellCount();
cells = new ArrayList<Cell>(count + values.size());
for (int i = 0; i < count; i++) {
if (!scanner.advance()) throw new IOException("Failed get " + i + " of " + count);
cells.add(scanner.current());
}
}
if (!values.isEmpty()){
if (cells == null) cells = new ArrayList<Cell>(values.size());
for (CellProtos.Cell c: values) {
cells.add(toCell(c));
}
}
return (cells == null || cells.isEmpty())
? (proto.getStale() ? EMPTY_RESULT_STALE : EMPTY_RESULT)
: Result.create(cells, null, proto.getStale());
}
/**
* Convert a ByteArrayComparable to a protocol buffer Comparator
*
* @param comparator the ByteArrayComparable to convert
* @return the converted protocol buffer Comparator
*/
public static ComparatorProtos.Comparator toComparator(ByteArrayComparable comparator) {
ComparatorProtos.Comparator.Builder builder = ComparatorProtos.Comparator.newBuilder();
builder.setName(comparator.getClass().getName());
builder.setSerializedComparator(ByteStringer.wrap(comparator.toByteArray()));
return builder.build();
}
/**
* Convert a protocol buffer Comparator to a ByteArrayComparable
*
* @param proto the protocol buffer Comparator to convert
* @return the converted ByteArrayComparable
*/
@SuppressWarnings("unchecked")
public static ByteArrayComparable toComparator(ComparatorProtos.Comparator proto)
throws IOException {
String type = proto.getName();
String funcName = "parseFrom";
byte [] value = proto.getSerializedComparator().toByteArray();
try {
Class<? extends ByteArrayComparable> c =
(Class<? extends ByteArrayComparable>)Class.forName(type, true, CLASS_LOADER);
Method parseFrom = c.getMethod(funcName, byte[].class);
if (parseFrom == null) {
throw new IOException("Unable to locate function: " + funcName + " in type: " + type);
}
return (ByteArrayComparable)parseFrom.invoke(null, value);
} catch (Exception e) {
throw new IOException(e);
}
}
/**
* Convert a protocol buffer Filter to a client Filter
*
* @param proto the protocol buffer Filter to convert
* @return the converted Filter
*/
@SuppressWarnings("unchecked")
public static Filter toFilter(FilterProtos.Filter proto) throws IOException {
String type = proto.getName();
final byte [] value = proto.getSerializedFilter().toByteArray();
String funcName = "parseFrom";
try {
Class<? extends Filter> c =
(Class<? extends Filter>)Class.forName(type, true, CLASS_LOADER);
Method parseFrom = c.getMethod(funcName, byte[].class);
if (parseFrom == null) {
throw new IOException("Unable to locate function: " + funcName + " in type: " + type);
}
return (Filter)parseFrom.invoke(c, value);
} catch (Exception e) {
// Either we couldn't instantiate the method object, or "parseFrom" failed.
// In either case, let's not retry.
throw new DoNotRetryIOException(e);
}
}
/**
* Convert a client Filter to a protocol buffer Filter
*
* @param filter the Filter to convert
* @return the converted protocol buffer Filter
*/
public static FilterProtos.Filter toFilter(Filter filter) throws IOException {
FilterProtos.Filter.Builder builder = FilterProtos.Filter.newBuilder();
builder.setName(filter.getClass().getName());
builder.setSerializedFilter(ByteStringer.wrap(filter.toByteArray()));
return builder.build();
}
/**
* Convert a delete KeyValue type to protocol buffer DeleteType.
*
* @param type
* @return protocol buffer DeleteType
* @throws IOException
*/
public static DeleteType toDeleteType(
KeyValue.Type type) throws IOException {
switch (type) {
case Delete:
return DeleteType.DELETE_ONE_VERSION;
case DeleteColumn:
return DeleteType.DELETE_MULTIPLE_VERSIONS;
case DeleteFamily:
return DeleteType.DELETE_FAMILY;
case DeleteFamilyVersion:
return DeleteType.DELETE_FAMILY_VERSION;
default:
throw new IOException("Unknown delete type: " + type);
}
}
/**
* Convert a protocol buffer DeleteType to delete KeyValue type.
*
* @param type The DeleteType
* @return The type.
* @throws IOException
*/
public static KeyValue.Type fromDeleteType(
DeleteType type) throws IOException {
switch (type) {
case DELETE_ONE_VERSION:
return KeyValue.Type.Delete;
case DELETE_MULTIPLE_VERSIONS:
return KeyValue.Type.DeleteColumn;
case DELETE_FAMILY:
return KeyValue.Type.DeleteFamily;
case DELETE_FAMILY_VERSION:
return KeyValue.Type.DeleteFamilyVersion;
default:
throw new IOException("Unknown delete type: " + type);
}
}
/**
* Convert a stringified protocol buffer exception Parameter to a Java Exception
*
* @param parameter the protocol buffer Parameter to convert
* @return the converted Exception
* @throws IOException if failed to deserialize the parameter
*/
@SuppressWarnings("unchecked")
public static Throwable toException(final NameBytesPair parameter) throws IOException {
if (parameter == null || !parameter.hasValue()) return null;
String desc = parameter.getValue().toStringUtf8();
String type = parameter.getName();
try {
Class<? extends Throwable> c =
(Class<? extends Throwable>)Class.forName(type, true, CLASS_LOADER);
Constructor<? extends Throwable> cn = null;
try {
cn = c.getDeclaredConstructor(String.class);
return cn.newInstance(desc);
} catch (NoSuchMethodException e) {
// Could be a raw RemoteException. See HBASE-8987.
cn = c.getDeclaredConstructor(String.class, String.class);
return cn.newInstance(type, desc);
}
} catch (Exception e) {
throw new IOException(e);
}
}
// Start helpers for Client
/**
* A helper to get a row of the closet one before using client protocol.
*
* @param client
* @param regionName
* @param row
* @param family
* @return the row or the closestRowBefore if it doesn't exist
* @throws IOException
* @deprecated since 0.99 - use reversed scanner instead.
*/
@Deprecated
public static Result getRowOrBefore(final ClientService.BlockingInterface client,
final byte[] regionName, final byte[] row,
final byte[] family) throws IOException {
GetRequest request =
RequestConverter.buildGetRowOrBeforeRequest(
regionName, row, family);
try {
GetResponse response = client.get(null, request);
if (!response.hasResult()) return null;
return toResult(response.getResult());
} catch (ServiceException se) {
throw getRemoteException(se);
}
}
/**
* A helper to bulk load a list of HFiles using client protocol.
*
* @param client
* @param familyPaths
* @param regionName
* @param assignSeqNum
* @return true if all are loaded
* @throws IOException
*/
public static boolean bulkLoadHFile(final ClientService.BlockingInterface client,
final List<Pair<byte[], String>> familyPaths,
final byte[] regionName, boolean assignSeqNum) throws IOException {
BulkLoadHFileRequest request =
RequestConverter.buildBulkLoadHFileRequest(familyPaths, regionName, assignSeqNum);
try {
BulkLoadHFileResponse response =
client.bulkLoadHFile(null, request);
return response.getLoaded();
} catch (ServiceException se) {
throw getRemoteException(se);
}
}
public static CoprocessorServiceResponse execService(final ClientService.BlockingInterface client,
final CoprocessorServiceCall call, final byte[] regionName) throws IOException {
CoprocessorServiceRequest request = CoprocessorServiceRequest.newBuilder()
.setCall(call).setRegion(
RequestConverter.buildRegionSpecifier(REGION_NAME, regionName)).build();
try {
CoprocessorServiceResponse response =
client.execService(null, request);
return response;
} catch (ServiceException se) {
throw getRemoteException(se);
}
}
public static CoprocessorServiceResponse execService(
final MasterService.BlockingInterface client, final CoprocessorServiceCall call)
throws IOException {
CoprocessorServiceRequest request = CoprocessorServiceRequest.newBuilder()
.setCall(call).setRegion(
RequestConverter.buildRegionSpecifier(REGION_NAME, HConstants.EMPTY_BYTE_ARRAY)).build();
try {
CoprocessorServiceResponse response =
client.execMasterService(null, request);
return response;
} catch (ServiceException se) {
throw getRemoteException(se);
}
}
/**
* Make a region server endpoint call
* @param client
* @param call
* @return CoprocessorServiceResponse
* @throws IOException
*/
public static CoprocessorServiceResponse execRegionServerService(
final ClientService.BlockingInterface client, final CoprocessorServiceCall call)
throws IOException {
CoprocessorServiceRequest request =
CoprocessorServiceRequest
.newBuilder()
.setCall(call)
.setRegion(
RequestConverter.buildRegionSpecifier(REGION_NAME, HConstants.EMPTY_BYTE_ARRAY))
.build();
try {
CoprocessorServiceResponse response = client.execRegionServerService(null, request);
return response;
} catch (ServiceException se) {
throw getRemoteException(se);
}
}
@SuppressWarnings("unchecked")
public static <T extends Service> T newServiceStub(Class<T> service, RpcChannel channel)
throws Exception {
return (T)Methods.call(service, null, "newStub",
new Class[]{ RpcChannel.class }, new Object[]{ channel });
}
// End helpers for Client
// Start helpers for Admin
/**
* A helper to retrieve region info given a region name
* using admin protocol.
*
* @param admin
* @param regionName
* @return the retrieved region info
* @throws IOException
*/
public static HRegionInfo getRegionInfo(final AdminService.BlockingInterface admin,
final byte[] regionName) throws IOException {
try {
GetRegionInfoRequest request =
RequestConverter.buildGetRegionInfoRequest(regionName);
GetRegionInfoResponse response =
admin.getRegionInfo(null, request);
return HRegionInfo.convert(response.getRegionInfo());
} catch (ServiceException se) {
throw getRemoteException(se);
}
}
/**
* A helper to close a region given a region name
* using admin protocol.
*
* @param admin
* @param regionName
* @param transitionInZK
* @throws IOException
*/
public static void closeRegion(final AdminService.BlockingInterface admin,
final ServerName server, final byte[] regionName, final boolean transitionInZK) throws IOException {
CloseRegionRequest closeRegionRequest =
RequestConverter.buildCloseRegionRequest(server, regionName, transitionInZK);
try {
admin.closeRegion(null, closeRegionRequest);
} catch (ServiceException se) {
throw getRemoteException(se);
}
}
/**
* A helper to close a region given a region name
* using admin protocol.
*
* @param admin
* @param regionName
* @param versionOfClosingNode
* @return true if the region is closed
* @throws IOException
*/
public static boolean closeRegion(final AdminService.BlockingInterface admin,
final ServerName server,
final byte[] regionName,
final int versionOfClosingNode, final ServerName destinationServer,
final boolean transitionInZK) throws IOException {
CloseRegionRequest closeRegionRequest =
RequestConverter.buildCloseRegionRequest(server,
regionName, versionOfClosingNode, destinationServer, transitionInZK);
try {
CloseRegionResponse response = admin.closeRegion(null, closeRegionRequest);
return ResponseConverter.isClosed(response);
} catch (ServiceException se) {
throw getRemoteException(se);
}
}
/**
* A helper to open a region using admin protocol.
* @param admin
* @param region
* @throws IOException
*/
public static void openRegion(final AdminService.BlockingInterface admin,
ServerName server, final HRegionInfo region) throws IOException {
OpenRegionRequest request =
RequestConverter.buildOpenRegionRequest(server, region, -1, null, null);
try {
admin.openRegion(null, request);
} catch (ServiceException se) {
throw ProtobufUtil.getRemoteException(se);
}
}
/**
* A helper to get the all the online regions on a region
* server using admin protocol.
*
* @param admin
* @return a list of online region info
* @throws IOException
*/
public static List<HRegionInfo> getOnlineRegions(final AdminService.BlockingInterface admin)
throws IOException {
GetOnlineRegionRequest request = RequestConverter.buildGetOnlineRegionRequest();
GetOnlineRegionResponse response = null;
try {
response = admin.getOnlineRegion(null, request);
} catch (ServiceException se) {
throw getRemoteException(se);
}
return getRegionInfos(response);
}
/**
* Get the list of region info from a GetOnlineRegionResponse
*
* @param proto the GetOnlineRegionResponse
* @return the list of region info or null if <code>proto</code> is null
*/
static List<HRegionInfo> getRegionInfos(final GetOnlineRegionResponse proto) {
if (proto == null) return null;
List<HRegionInfo> regionInfos = new ArrayList<HRegionInfo>();
for (RegionInfo regionInfo: proto.getRegionInfoList()) {
regionInfos.add(HRegionInfo.convert(regionInfo));
}
return regionInfos;
}
/**
* A helper to get the info of a region server using admin protocol.
*
* @param admin
* @return the server name
* @throws IOException
*/
public static ServerInfo getServerInfo(final AdminService.BlockingInterface admin)
throws IOException {
GetServerInfoRequest request = RequestConverter.buildGetServerInfoRequest();
try {
GetServerInfoResponse response = admin.getServerInfo(null, request);
return response.getServerInfo();
} catch (ServiceException se) {
throw getRemoteException(se);
}
}
/**
* A helper to get the list of files of a column family
* on a given region using admin protocol.
*
* @param admin
* @param regionName
* @param family
* @return the list of store files
* @throws IOException
*/
public static List<String> getStoreFiles(final AdminService.BlockingInterface admin,
final byte[] regionName, final byte[] family)
throws IOException {
GetStoreFileRequest request =
RequestConverter.buildGetStoreFileRequest(regionName, family);
try {
GetStoreFileResponse response = admin.getStoreFile(null, request);
return response.getStoreFileList();
} catch (ServiceException se) {
throw ProtobufUtil.getRemoteException(se);
}
}
/**
* A helper to split a region using admin protocol.
*
* @param admin
* @param hri
* @param splitPoint
* @throws IOException
*/
public static void split(final AdminService.BlockingInterface admin,
final HRegionInfo hri, byte[] splitPoint) throws IOException {
SplitRegionRequest request =
RequestConverter.buildSplitRegionRequest(hri.getRegionName(), splitPoint);
try {
admin.splitRegion(null, request);
} catch (ServiceException se) {
throw ProtobufUtil.getRemoteException(se);
}
}
/**
* A helper to merge regions using admin protocol. Send request to
* regionserver.
* @param admin
* @param region_a
* @param region_b
* @param forcible true if do a compulsory merge, otherwise we will only merge
* two adjacent regions
* @throws IOException
*/
public static void mergeRegions(final AdminService.BlockingInterface admin,
final HRegionInfo region_a, final HRegionInfo region_b,
final boolean forcible) throws IOException {
MergeRegionsRequest request = RequestConverter.buildMergeRegionsRequest(
region_a.getRegionName(), region_b.getRegionName(),forcible);
try {
admin.mergeRegions(null, request);
} catch (ServiceException se) {
throw ProtobufUtil.getRemoteException(se);
}
}
// End helpers for Admin
/*
* Get the total (read + write) requests from a RegionLoad pb
* @param rl - RegionLoad pb
* @return total (read + write) requests
*/
public static long getTotalRequestsCount(RegionLoad rl) {
if (rl == null) {
return 0;
}
return rl.getReadRequestsCount() + rl.getWriteRequestsCount();
}
/**
* @param m Message to get delimited pb serialization of (with pb magic prefix)
*/
public static byte [] toDelimitedByteArray(final Message m) throws IOException {
// Allocate arbitrary big size so we avoid resizing.
ByteArrayOutputStream baos = new ByteArrayOutputStream(4096);
baos.write(PB_MAGIC);
m.writeDelimitedTo(baos);
return baos.toByteArray();
}
/**
* Converts a Permission proto to a client Permission object.
*
* @param proto the protobuf Permission
* @return the converted Permission
*/
public static Permission toPermission(AccessControlProtos.Permission proto) {
if (proto.getType() != AccessControlProtos.Permission.Type.Global) {
return toTablePermission(proto);
} else {
List<Permission.Action> actions = toPermissionActions(proto.getGlobalPermission().getActionList());
return new Permission(actions.toArray(new Permission.Action[actions.size()]));
}
}
/**
* Converts a Permission proto to a client TablePermission object.
*
* @param proto the protobuf Permission
* @return the converted TablePermission
*/
public static TablePermission toTablePermission(AccessControlProtos.Permission proto) {
if(proto.getType() == AccessControlProtos.Permission.Type.Global) {
AccessControlProtos.GlobalPermission perm = proto.getGlobalPermission();
List<Permission.Action> actions = toPermissionActions(perm.getActionList());
return new TablePermission(null, null, null,
actions.toArray(new Permission.Action[actions.size()]));
}
if(proto.getType() == AccessControlProtos.Permission.Type.Namespace) {
AccessControlProtos.NamespacePermission perm = proto.getNamespacePermission();
List<Permission.Action> actions = toPermissionActions(perm.getActionList());
if(!proto.hasNamespacePermission()) {
throw new IllegalStateException("Namespace must not be empty in NamespacePermission");
}
String namespace = perm.getNamespaceName().toStringUtf8();
return new TablePermission(namespace, actions.toArray(new Permission.Action[actions.size()]));
}
if(proto.getType() == AccessControlProtos.Permission.Type.Table) {
AccessControlProtos.TablePermission perm = proto.getTablePermission();
List<Permission.Action> actions = toPermissionActions(perm.getActionList());
byte[] qualifier = null;
byte[] family = null;
TableName table = null;
if (!perm.hasTableName()) {
throw new IllegalStateException("TableName cannot be empty");
}
table = ProtobufUtil.toTableName(perm.getTableName());
if (perm.hasFamily()) family = perm.getFamily().toByteArray();
if (perm.hasQualifier()) qualifier = perm.getQualifier().toByteArray();
return new TablePermission(table, family, qualifier,
actions.toArray(new Permission.Action[actions.size()]));
}
throw new IllegalStateException("Unrecognize Perm Type: "+proto.getType());
}
/**
* Convert a client Permission to a Permission proto
*
* @param perm the client Permission
* @return the protobuf Permission
*/
public static AccessControlProtos.Permission toPermission(Permission perm) {
AccessControlProtos.Permission.Builder ret = AccessControlProtos.Permission.newBuilder();
if (perm instanceof TablePermission) {
TablePermission tablePerm = (TablePermission)perm;
if(tablePerm.hasNamespace()) {
ret.setType(AccessControlProtos.Permission.Type.Namespace);
AccessControlProtos.NamespacePermission.Builder builder =
AccessControlProtos.NamespacePermission.newBuilder();
builder.setNamespaceName(ByteString.copyFromUtf8(tablePerm.getNamespace()));
Permission.Action actions[] = perm.getActions();
if (actions != null) {
for (Permission.Action a : actions) {
builder.addAction(toPermissionAction(a));
}
}
ret.setNamespacePermission(builder);
return ret.build();
} else if (tablePerm.hasTable()) {
ret.setType(AccessControlProtos.Permission.Type.Table);
AccessControlProtos.TablePermission.Builder builder =
AccessControlProtos.TablePermission.newBuilder();
builder.setTableName(ProtobufUtil.toProtoTableName(tablePerm.getTableName()));
if (tablePerm.hasFamily()) {
builder.setFamily(ByteStringer.wrap(tablePerm.getFamily()));
}
if (tablePerm.hasQualifier()) {
builder.setQualifier(ByteStringer.wrap(tablePerm.getQualifier()));
}
Permission.Action actions[] = perm.getActions();
if (actions != null) {
for (Permission.Action a : actions) {
builder.addAction(toPermissionAction(a));
}
}
ret.setTablePermission(builder);
return ret.build();
}
}
ret.setType(AccessControlProtos.Permission.Type.Global);
AccessControlProtos.GlobalPermission.Builder builder =
AccessControlProtos.GlobalPermission.newBuilder();
Permission.Action actions[] = perm.getActions();
if (actions != null) {
for (Permission.Action a: actions) {
builder.addAction(toPermissionAction(a));
}
}
ret.setGlobalPermission(builder);
return ret.build();
}
/**
* Converts a list of Permission.Action proto to a list of client Permission.Action objects.
*
* @param protoActions the list of protobuf Actions
* @return the converted list of Actions
*/
public static List<Permission.Action> toPermissionActions(
List<AccessControlProtos.Permission.Action> protoActions) {
List<Permission.Action> actions = new ArrayList<Permission.Action>(protoActions.size());
for (AccessControlProtos.Permission.Action a : protoActions) {
actions.add(toPermissionAction(a));
}
return actions;
}
/**
* Converts a Permission.Action proto to a client Permission.Action object.
*
* @param action the protobuf Action
* @return the converted Action
*/
public static Permission.Action toPermissionAction(
AccessControlProtos.Permission.Action action) {
switch (action) {
case READ:
return Permission.Action.READ;
case WRITE:
return Permission.Action.WRITE;
case EXEC:
return Permission.Action.EXEC;
case CREATE:
return Permission.Action.CREATE;
case ADMIN:
return Permission.Action.ADMIN;
}
throw new IllegalArgumentException("Unknown action value "+action.name());
}
/**
* Convert a client Permission.Action to a Permission.Action proto
*
* @param action the client Action
* @return the protobuf Action
*/
public static AccessControlProtos.Permission.Action toPermissionAction(
Permission.Action action) {
switch (action) {
case READ:
return AccessControlProtos.Permission.Action.READ;
case WRITE:
return AccessControlProtos.Permission.Action.WRITE;
case EXEC:
return AccessControlProtos.Permission.Action.EXEC;
case CREATE:
return AccessControlProtos.Permission.Action.CREATE;
case ADMIN:
return AccessControlProtos.Permission.Action.ADMIN;
}
throw new IllegalArgumentException("Unknown action value "+action.name());
}
/**
* Convert a client user permission to a user permission proto
*
* @param perm the client UserPermission
* @return the protobuf UserPermission
*/
public static AccessControlProtos.UserPermission toUserPermission(UserPermission perm) {
return AccessControlProtos.UserPermission.newBuilder()
.setUser(ByteStringer.wrap(perm.getUser()))
.setPermission(toPermission(perm))
.build();
}
/**
* Converts a user permission proto to a client user permission object.
*
* @param proto the protobuf UserPermission
* @return the converted UserPermission
*/
public static UserPermission toUserPermission(AccessControlProtos.UserPermission proto) {
return new UserPermission(proto.getUser().toByteArray(),
toTablePermission(proto.getPermission()));
}
/**
* Convert a ListMultimap<String, TablePermission> where key is username
* to a protobuf UserPermission
*
* @param perm the list of user and table permissions
* @return the protobuf UserTablePermissions
*/
public static AccessControlProtos.UsersAndPermissions toUserTablePermissions(
ListMultimap<String, TablePermission> perm) {
AccessControlProtos.UsersAndPermissions.Builder builder =
AccessControlProtos.UsersAndPermissions.newBuilder();
for (Map.Entry<String, Collection<TablePermission>> entry : perm.asMap().entrySet()) {
AccessControlProtos.UsersAndPermissions.UserPermissions.Builder userPermBuilder =
AccessControlProtos.UsersAndPermissions.UserPermissions.newBuilder();
userPermBuilder.setUser(ByteString.copyFromUtf8(entry.getKey()));
for (TablePermission tablePerm: entry.getValue()) {
userPermBuilder.addPermissions(toPermission(tablePerm));
}
builder.addUserPermissions(userPermBuilder.build());
}
return builder.build();
}
/**
* A utility used to grant a user global permissions.
* <p>
* It's also called by the shell, in case you want to find references.
*
* @param protocol the AccessControlService protocol proxy
* @param userShortName the short name of the user to grant permissions
* @param actions the permissions to be granted
* @throws ServiceException
*/
public static void grant(AccessControlService.BlockingInterface protocol,
String userShortName, Permission.Action... actions) throws ServiceException {
List<AccessControlProtos.Permission.Action> permActions =
Lists.newArrayListWithCapacity(actions.length);
for (Permission.Action a : actions) {
permActions.add(ProtobufUtil.toPermissionAction(a));
}
AccessControlProtos.GrantRequest request = RequestConverter.
buildGrantRequest(userShortName, permActions.toArray(
new AccessControlProtos.Permission.Action[actions.length]));
protocol.grant(null, request);
}
/**
* A utility used to grant a user table permissions. The permissions will
* be for a table table/column family/qualifier.
* <p>
* It's also called by the shell, in case you want to find references.
*
* @param protocol the AccessControlService protocol proxy
* @param userShortName the short name of the user to grant permissions
* @param tableName optional table name
* @param f optional column family
* @param q optional qualifier
* @param actions the permissions to be granted
* @throws ServiceException
*/
public static void grant(AccessControlService.BlockingInterface protocol,
String userShortName, TableName tableName, byte[] f, byte[] q,
Permission.Action... actions) throws ServiceException {
List<AccessControlProtos.Permission.Action> permActions =
Lists.newArrayListWithCapacity(actions.length);
for (Permission.Action a : actions) {
permActions.add(ProtobufUtil.toPermissionAction(a));
}
AccessControlProtos.GrantRequest request = RequestConverter.
buildGrantRequest(userShortName, tableName, f, q, permActions.toArray(
new AccessControlProtos.Permission.Action[actions.length]));
protocol.grant(null, request);
}
/**
* A utility used to grant a user namespace permissions.
* <p>
* It's also called by the shell, in case you want to find references.
*
* @param protocol the AccessControlService protocol proxy
* @param namespace the short name of the user to grant permissions
* @param actions the permissions to be granted
* @throws ServiceException
*/
public static void grant(AccessControlService.BlockingInterface protocol,
String userShortName, String namespace,
Permission.Action... actions) throws ServiceException {
List<AccessControlProtos.Permission.Action> permActions =
Lists.newArrayListWithCapacity(actions.length);
for (Permission.Action a : actions) {
permActions.add(ProtobufUtil.toPermissionAction(a));
}
AccessControlProtos.GrantRequest request = RequestConverter.
buildGrantRequest(userShortName, namespace, permActions.toArray(
new AccessControlProtos.Permission.Action[actions.length]));
protocol.grant(null, request);
}
/**
* A utility used to revoke a user's global permissions.
* <p>
* It's also called by the shell, in case you want to find references.
*
* @param protocol the AccessControlService protocol proxy
* @param userShortName the short name of the user to revoke permissions
* @param actions the permissions to be revoked
* @throws ServiceException
*/
public static void revoke(AccessControlService.BlockingInterface protocol,
String userShortName, Permission.Action... actions) throws ServiceException {
List<AccessControlProtos.Permission.Action> permActions =
Lists.newArrayListWithCapacity(actions.length);
for (Permission.Action a : actions) {
permActions.add(ProtobufUtil.toPermissionAction(a));
}
AccessControlProtos.RevokeRequest request = RequestConverter.
buildRevokeRequest(userShortName, permActions.toArray(
new AccessControlProtos.Permission.Action[actions.length]));
protocol.revoke(null, request);
}
/**
* A utility used to revoke a user's table permissions. The permissions will
* be for a table/column family/qualifier.
* <p>
* It's also called by the shell, in case you want to find references.
*
* @param protocol the AccessControlService protocol proxy
* @param userShortName the short name of the user to revoke permissions
* @param tableName optional table name
* @param f optional column family
* @param q optional qualifier
* @param actions the permissions to be revoked
* @throws ServiceException
*/
public static void revoke(AccessControlService.BlockingInterface protocol,
String userShortName, TableName tableName, byte[] f, byte[] q,
Permission.Action... actions) throws ServiceException {
List<AccessControlProtos.Permission.Action> permActions =
Lists.newArrayListWithCapacity(actions.length);
for (Permission.Action a : actions) {
permActions.add(ProtobufUtil.toPermissionAction(a));
}
AccessControlProtos.RevokeRequest request = RequestConverter.
buildRevokeRequest(userShortName, tableName, f, q, permActions.toArray(
new AccessControlProtos.Permission.Action[actions.length]));
protocol.revoke(null, request);
}
/**
* A utility used to revoke a user's namespace permissions.
* <p>
* It's also called by the shell, in case you want to find references.
*
* @param protocol the AccessControlService protocol proxy
* @param userShortName the short name of the user to revoke permissions
* @param namespace optional table name
* @param actions the permissions to be revoked
* @throws ServiceException
*/
public static void revoke(AccessControlService.BlockingInterface protocol,
String userShortName, String namespace,
Permission.Action... actions) throws ServiceException {
List<AccessControlProtos.Permission.Action> permActions =
Lists.newArrayListWithCapacity(actions.length);
for (Permission.Action a : actions) {
permActions.add(ProtobufUtil.toPermissionAction(a));
}
AccessControlProtos.RevokeRequest request = RequestConverter.
buildRevokeRequest(userShortName, namespace, permActions.toArray(
new AccessControlProtos.Permission.Action[actions.length]));
protocol.revoke(null, request);
}
/**
* A utility used to get user's global permissions.
* <p>
* It's also called by the shell, in case you want to find references.
*
* @param protocol the AccessControlService protocol proxy
* @throws ServiceException
*/
public static List<UserPermission> getUserPermissions(
AccessControlService.BlockingInterface protocol) throws ServiceException {
AccessControlProtos.GetUserPermissionsRequest.Builder builder =
AccessControlProtos.GetUserPermissionsRequest.newBuilder();
builder.setType(AccessControlProtos.Permission.Type.Global);
AccessControlProtos.GetUserPermissionsRequest request = builder.build();
AccessControlProtos.GetUserPermissionsResponse response =
protocol.getUserPermissions(null, request);
List<UserPermission> perms = new ArrayList<UserPermission>(response.getUserPermissionCount());
for (AccessControlProtos.UserPermission perm: response.getUserPermissionList()) {
perms.add(ProtobufUtil.toUserPermission(perm));
}
return perms;
}
/**
* A utility used to get user table permissions.
* <p>
* It's also called by the shell, in case you want to find references.
*
* @param protocol the AccessControlService protocol proxy
* @param t optional table name
* @throws ServiceException
*/
public static List<UserPermission> getUserPermissions(
AccessControlService.BlockingInterface protocol,
TableName t) throws ServiceException {
AccessControlProtos.GetUserPermissionsRequest.Builder builder =
AccessControlProtos.GetUserPermissionsRequest.newBuilder();
if (t != null) {
builder.setTableName(ProtobufUtil.toProtoTableName(t));
}
builder.setType(AccessControlProtos.Permission.Type.Table);
AccessControlProtos.GetUserPermissionsRequest request = builder.build();
AccessControlProtos.GetUserPermissionsResponse response =
protocol.getUserPermissions(null, request);
List<UserPermission> perms = new ArrayList<UserPermission>(response.getUserPermissionCount());
for (AccessControlProtos.UserPermission perm: response.getUserPermissionList()) {
perms.add(ProtobufUtil.toUserPermission(perm));
}
return perms;
}
/**
* A utility used to get permissions for selected namespace.
* <p>
* It's also called by the shell, in case you want to find references.
*
* @param protocol the AccessControlService protocol proxy
* @param namespace name of the namespace
* @throws ServiceException
*/
public static List<UserPermission> getUserPermissions(
AccessControlService.BlockingInterface protocol,
byte[] namespace) throws ServiceException {
AccessControlProtos.GetUserPermissionsRequest.Builder builder =
AccessControlProtos.GetUserPermissionsRequest.newBuilder();
if (namespace != null) {
builder.setNamespaceName(ByteStringer.wrap(namespace));
}
builder.setType(AccessControlProtos.Permission.Type.Namespace);
AccessControlProtos.GetUserPermissionsRequest request = builder.build();
AccessControlProtos.GetUserPermissionsResponse response =
protocol.getUserPermissions(null, request);
List<UserPermission> perms = new ArrayList<UserPermission>(response.getUserPermissionCount());
for (AccessControlProtos.UserPermission perm: response.getUserPermissionList()) {
perms.add(ProtobufUtil.toUserPermission(perm));
}
return perms;
}
/**
* Convert a protobuf UserTablePermissions to a
* ListMultimap<String, TablePermission> where key is username.
*
* @param proto the protobuf UserPermission
* @return the converted UserPermission
*/
public static ListMultimap<String, TablePermission> toUserTablePermissions(
AccessControlProtos.UsersAndPermissions proto) {
ListMultimap<String, TablePermission> perms = ArrayListMultimap.create();
AccessControlProtos.UsersAndPermissions.UserPermissions userPerm;
for (int i = 0; i < proto.getUserPermissionsCount(); i++) {
userPerm = proto.getUserPermissions(i);
for (int j = 0; j < userPerm.getPermissionsCount(); j++) {
TablePermission tablePerm = toTablePermission(userPerm.getPermissions(j));
perms.put(userPerm.getUser().toStringUtf8(), tablePerm);
}
}
return perms;
}
/**
* Converts a Token instance (with embedded identifier) to the protobuf representation.
*
* @param token the Token instance to copy
* @return the protobuf Token message
*/
public static AuthenticationProtos.Token toToken(Token<AuthenticationTokenIdentifier> token) {
AuthenticationProtos.Token.Builder builder = AuthenticationProtos.Token.newBuilder();
builder.setIdentifier(ByteStringer.wrap(token.getIdentifier()));
builder.setPassword(ByteStringer.wrap(token.getPassword()));
if (token.getService() != null) {
builder.setService(ByteString.copyFromUtf8(token.getService().toString()));
}
return builder.build();
}
/**
* Converts a protobuf Token message back into a Token instance.
*
* @param proto the protobuf Token message
* @return the Token instance
*/
public static Token<AuthenticationTokenIdentifier> toToken(AuthenticationProtos.Token proto) {
return new Token<AuthenticationTokenIdentifier>(
proto.hasIdentifier() ? proto.getIdentifier().toByteArray() : null,
proto.hasPassword() ? proto.getPassword().toByteArray() : null,
AuthenticationTokenIdentifier.AUTH_TOKEN_TYPE,
proto.hasService() ? new Text(proto.getService().toStringUtf8()) : null);
}
/**
* Find the HRegion encoded name based on a region specifier
*
* @param regionSpecifier the region specifier
* @return the corresponding region's encoded name
* @throws DoNotRetryIOException if the specifier type is unsupported
*/
public static String getRegionEncodedName(
final RegionSpecifier regionSpecifier) throws DoNotRetryIOException {
byte[] value = regionSpecifier.getValue().toByteArray();
RegionSpecifierType type = regionSpecifier.getType();
switch (type) {
case REGION_NAME:
return HRegionInfo.encodeRegionName(value);
case ENCODED_REGION_NAME:
return Bytes.toString(value);
default:
throw new DoNotRetryIOException(
"Unsupported region specifier type: " + type);
}
}
public static ScanMetrics toScanMetrics(final byte[] bytes) {
Parser<MapReduceProtos.ScanMetrics> parser = MapReduceProtos.ScanMetrics.PARSER;
MapReduceProtos.ScanMetrics pScanMetrics = null;
try {
pScanMetrics = parser.parseFrom(bytes);
} catch (InvalidProtocolBufferException e) {
//Ignored there are just no key values to add.
}
ScanMetrics scanMetrics = new ScanMetrics();
if (pScanMetrics != null) {
for (HBaseProtos.NameInt64Pair pair : pScanMetrics.getMetricsList()) {
if (pair.hasName() && pair.hasValue()) {
scanMetrics.setCounter(pair.getName(), pair.getValue());
}
}
}
return scanMetrics;
}
public static MapReduceProtos.ScanMetrics toScanMetrics(ScanMetrics scanMetrics) {
MapReduceProtos.ScanMetrics.Builder builder = MapReduceProtos.ScanMetrics.newBuilder();
Map<String, Long> metrics = scanMetrics.getMetricsMap();
for (Entry<String, Long> e : metrics.entrySet()) {
HBaseProtos.NameInt64Pair nameInt64Pair =
HBaseProtos.NameInt64Pair.newBuilder()
.setName(e.getKey())
.setValue(e.getValue())
.build();
builder.addMetrics(nameInt64Pair);
}
return builder.build();
}
/**
* Unwraps an exception from a protobuf service into the underlying (expected) IOException.
* This method will <strong>always</strong> throw an exception.
* @param se the {@code ServiceException} instance to convert into an {@code IOException}
*/
public static void toIOException(ServiceException se) throws IOException {
if (se == null) {
throw new NullPointerException("Null service exception passed!");
}
Throwable cause = se.getCause();
if (cause != null && cause instanceof IOException) {
throw (IOException)cause;
}
throw new IOException(se);
}
public static CellProtos.Cell toCell(final Cell kv) {
// Doing this is going to kill us if we do it for all data passed.
// St.Ack 20121205
CellProtos.Cell.Builder kvbuilder = CellProtos.Cell.newBuilder();
kvbuilder.setRow(ByteStringer.wrap(kv.getRowArray(), kv.getRowOffset(),
kv.getRowLength()));
kvbuilder.setFamily(ByteStringer.wrap(kv.getFamilyArray(),
kv.getFamilyOffset(), kv.getFamilyLength()));
kvbuilder.setQualifier(ByteStringer.wrap(kv.getQualifierArray(),
kv.getQualifierOffset(), kv.getQualifierLength()));
kvbuilder.setCellType(CellProtos.CellType.valueOf(kv.getTypeByte()));
kvbuilder.setTimestamp(kv.getTimestamp());
kvbuilder.setValue(ByteStringer.wrap(kv.getValueArray(), kv.getValueOffset(),
kv.getValueLength()));
return kvbuilder.build();
}
public static Cell toCell(final CellProtos.Cell cell) {
// Doing this is going to kill us if we do it for all data passed.
// St.Ack 20121205
return CellUtil.createCell(cell.getRow().toByteArray(),
cell.getFamily().toByteArray(),
cell.getQualifier().toByteArray(),
cell.getTimestamp(),
(byte)cell.getCellType().getNumber(),
cell.getValue().toByteArray());
}
public static HBaseProtos.NamespaceDescriptor toProtoNamespaceDescriptor(NamespaceDescriptor ns) {
HBaseProtos.NamespaceDescriptor.Builder b =
HBaseProtos.NamespaceDescriptor.newBuilder()
.setName(ByteString.copyFromUtf8(ns.getName()));
for(Map.Entry<String, String> entry: ns.getConfiguration().entrySet()) {
b.addConfiguration(HBaseProtos.NameStringPair.newBuilder()
.setName(entry.getKey())
.setValue(entry.getValue()));
}
return b.build();
}
public static NamespaceDescriptor toNamespaceDescriptor(
HBaseProtos.NamespaceDescriptor desc) throws IOException {
NamespaceDescriptor.Builder b =
NamespaceDescriptor.create(desc.getName().toStringUtf8());
for(HBaseProtos.NameStringPair prop : desc.getConfigurationList()) {
b.addConfiguration(prop.getName(), prop.getValue());
}
return b.build();
}
/**
* Get an instance of the argument type declared in a class's signature. The
* argument type is assumed to be a PB Message subclass, and the instance is
* created using parseFrom method on the passed ByteString.
* @param runtimeClass the runtime type of the class
* @param position the position of the argument in the class declaration
* @param b the ByteString which should be parsed to get the instance created
* @return the instance
* @throws IOException
*/
@SuppressWarnings("unchecked")
public static <T extends Message>
T getParsedGenericInstance(Class<?> runtimeClass, int position, ByteString b)
throws IOException {
Type type = runtimeClass.getGenericSuperclass();
Type argType = ((ParameterizedType)type).getActualTypeArguments()[position];
Class<T> classType = (Class<T>)argType;
T inst;
try {
Method m = classType.getMethod("parseFrom", ByteString.class);
inst = (T)m.invoke(null, b);
return inst;
} catch (SecurityException e) {
throw new IOException(e);
} catch (NoSuchMethodException e) {
throw new IOException(e);
} catch (IllegalArgumentException e) {
throw new IOException(e);
} catch (InvocationTargetException e) {
throw new IOException(e);
} catch (IllegalAccessException e) {
throw new IOException(e);
}
}
public static CompactionDescriptor toCompactionDescriptor(HRegionInfo info, byte[] family,
List<Path> inputPaths, List<Path> outputPaths, Path storeDir) {
// compaction descriptor contains relative paths.
// input / output paths are relative to the store dir
// store dir is relative to region dir
CompactionDescriptor.Builder builder = CompactionDescriptor.newBuilder()
.setTableName(ByteStringer.wrap(info.getTableName()))
.setEncodedRegionName(ByteStringer.wrap(info.getEncodedNameAsBytes()))
.setFamilyName(ByteStringer.wrap(family))
.setStoreHomeDir(storeDir.getName()); //make relative
for (Path inputPath : inputPaths) {
builder.addCompactionInput(inputPath.getName()); //relative path
}
for (Path outputPath : outputPaths) {
builder.addCompactionOutput(outputPath.getName());
}
builder.setRegionName(ByteStringer.wrap(info.getRegionName()));
return builder.build();
}
public static FlushDescriptor toFlushDescriptor(FlushAction action, HRegionInfo hri,
long flushSeqId, Map<byte[], List<Path>> committedFiles) {
FlushDescriptor.Builder desc = FlushDescriptor.newBuilder()
.setAction(action)
.setEncodedRegionName(ByteStringer.wrap(hri.getEncodedNameAsBytes()))
.setFlushSequenceNumber(flushSeqId)
.setTableName(ByteStringer.wrap(hri.getTable().getName()));
for (Map.Entry<byte[], List<Path>> entry : committedFiles.entrySet()) {
WALProtos.FlushDescriptor.StoreFlushDescriptor.Builder builder =
WALProtos.FlushDescriptor.StoreFlushDescriptor.newBuilder()
.setFamilyName(ByteStringer.wrap(entry.getKey()))
.setStoreHomeDir(Bytes.toString(entry.getKey())); //relative to region
if (entry.getValue() != null) {
for (Path path : entry.getValue()) {
builder.addFlushOutput(path.getName());
}
}
desc.addStoreFlushes(builder);
}
return desc.build();
}
public static RegionEventDescriptor toRegionEventDescriptor(
EventType eventType, HRegionInfo hri, long seqId, ServerName server,
Map<byte[], List<Path>> storeFiles) {
RegionEventDescriptor.Builder desc = RegionEventDescriptor.newBuilder()
.setEventType(eventType)
.setTableName(ByteStringer.wrap(hri.getTable().getName()))
.setEncodedRegionName(ByteStringer.wrap(hri.getEncodedNameAsBytes()))
.setLogSequenceNumber(seqId)
.setServer(toServerName(server));
for (Map.Entry<byte[], List<Path>> entry : storeFiles.entrySet()) {
StoreDescriptor.Builder builder = StoreDescriptor.newBuilder()
.setFamilyName(ByteStringer.wrap(entry.getKey()))
.setStoreHomeDir(Bytes.toString(entry.getKey()));
for (Path path : entry.getValue()) {
builder.addStoreFile(path.getName());
}
desc.addStores(builder);
}
return desc.build();
}
/**
* Return short version of Message toString'd, shorter than TextFormat#shortDebugString.
* Tries to NOT print out data both because it can be big but also so we do not have data in our
* logs. Use judiciously.
* @param m
* @return toString of passed <code>m</code>
*/
public static String getShortTextFormat(Message m) {
if (m == null) return "null";
if (m instanceof ScanRequest) {
// This should be small and safe to output. No data.
return TextFormat.shortDebugString(m);
} else if (m instanceof RegionServerReportRequest) {
// Print a short message only, just the servername and the requests, not the full load.
RegionServerReportRequest r = (RegionServerReportRequest)m;
return "server " + TextFormat.shortDebugString(r.getServer()) +
" load { numberOfRequests: " + r.getLoad().getNumberOfRequests() + " }";
} else if (m instanceof RegionServerStartupRequest) {
// Should be small enough.
return TextFormat.shortDebugString(m);
} else if (m instanceof MutationProto) {
return toShortString((MutationProto)m);
} else if (m instanceof GetRequest) {
GetRequest r = (GetRequest) m;
return "region= " + getStringForByteString(r.getRegion().getValue()) +
", row=" + getStringForByteString(r.getGet().getRow());
} else if (m instanceof ClientProtos.MultiRequest) {
ClientProtos.MultiRequest r = (ClientProtos.MultiRequest) m;
// Get first set of Actions.
ClientProtos.RegionAction actions = r.getRegionActionList().get(0);
String row = actions.getActionCount() <= 0? "":
getStringForByteString(actions.getAction(0).hasGet()?
actions.getAction(0).getGet().getRow():
actions.getAction(0).getMutation().getRow());
return "region= " + getStringForByteString(actions.getRegion().getValue()) +
", for " + r.getRegionActionCount() +
" actions and 1st row key=" + row;
} else if (m instanceof ClientProtos.MutateRequest) {
ClientProtos.MutateRequest r = (ClientProtos.MutateRequest) m;
return "region= " + getStringForByteString(r.getRegion().getValue()) +
", row=" + getStringForByteString(r.getMutation().getRow());
}
return "TODO: " + m.getClass().toString();
}
private static String getStringForByteString(ByteString bs) {
return Bytes.toStringBinary(bs.toByteArray());
}
/**
* Print out some subset of a MutationProto rather than all of it and its data
* @param proto Protobuf to print out
* @return Short String of mutation proto
*/
static String toShortString(final MutationProto proto) {
return "row=" + Bytes.toString(proto.getRow().toByteArray()) +
", type=" + proto.getMutateType().toString();
}
public static TableName toTableName(HBaseProtos.TableName tableNamePB) {
return TableName.valueOf(tableNamePB.getNamespace().asReadOnlyByteBuffer(),
tableNamePB.getQualifier().asReadOnlyByteBuffer());
}
public static HBaseProtos.TableName toProtoTableName(TableName tableName) {
return HBaseProtos.TableName.newBuilder()
.setNamespace(ByteStringer.wrap(tableName.getNamespace()))
.setQualifier(ByteStringer.wrap(tableName.getQualifier())).build();
}
public static TableName[] getTableNameArray(List<HBaseProtos.TableName> tableNamesList) {
if (tableNamesList == null) {
return new TableName[0];
}
TableName[] tableNames = new TableName[tableNamesList.size()];
for (int i = 0; i < tableNamesList.size(); i++) {
tableNames[i] = toTableName(tableNamesList.get(i));
}
return tableNames;
}
/**
* Convert a protocol buffer CellVisibility to a client CellVisibility
*
* @param proto
* @return the converted client CellVisibility
*/
public static CellVisibility toCellVisibility(ClientProtos.CellVisibility proto) {
if (proto == null) return null;
return new CellVisibility(proto.getExpression());
}
/**
* Convert a protocol buffer CellVisibility bytes to a client CellVisibility
*
* @param protoBytes
* @return the converted client CellVisibility
* @throws DeserializationException
*/
public static CellVisibility toCellVisibility(byte[] protoBytes) throws DeserializationException {
if (protoBytes == null) return null;
ClientProtos.CellVisibility.Builder builder = ClientProtos.CellVisibility.newBuilder();
ClientProtos.CellVisibility proto = null;
try {
proto = builder.mergeFrom(protoBytes).build();
} catch (InvalidProtocolBufferException e) {
throw new DeserializationException(e);
}
return toCellVisibility(proto);
}
/**
* Create a protocol buffer CellVisibility based on a client CellVisibility.
*
* @param cellVisibility
* @return a protocol buffer CellVisibility
*/
public static ClientProtos.CellVisibility toCellVisibility(CellVisibility cellVisibility) {
ClientProtos.CellVisibility.Builder builder = ClientProtos.CellVisibility.newBuilder();
builder.setExpression(cellVisibility.getExpression());
return builder.build();
}
/**
* Convert a protocol buffer Authorizations to a client Authorizations
*
* @param proto
* @return the converted client Authorizations
*/
public static Authorizations toAuthorizations(ClientProtos.Authorizations proto) {
if (proto == null) return null;
return new Authorizations(proto.getLabelList());
}
/**
* Convert a protocol buffer Authorizations bytes to a client Authorizations
*
* @param protoBytes
* @return the converted client Authorizations
* @throws DeserializationException
*/
public static Authorizations toAuthorizations(byte[] protoBytes) throws DeserializationException {
if (protoBytes == null) return null;
ClientProtos.Authorizations.Builder builder = ClientProtos.Authorizations.newBuilder();
ClientProtos.Authorizations proto = null;
try {
proto = builder.mergeFrom(protoBytes).build();
} catch (InvalidProtocolBufferException e) {
throw new DeserializationException(e);
}
return toAuthorizations(proto);
}
/**
* Create a protocol buffer Authorizations based on a client Authorizations.
*
* @param authorizations
* @return a protocol buffer Authorizations
*/
public static ClientProtos.Authorizations toAuthorizations(Authorizations authorizations) {
ClientProtos.Authorizations.Builder builder = ClientProtos.Authorizations.newBuilder();
for (String label : authorizations.getLabels()) {
builder.addLabel(label);
}
return builder.build();
}
public static AccessControlProtos.UsersAndPermissions toUsersAndPermissions(String user,
Permission perms) {
return AccessControlProtos.UsersAndPermissions.newBuilder()
.addUserPermissions(AccessControlProtos.UsersAndPermissions.UserPermissions.newBuilder()
.setUser(ByteString.copyFromUtf8(user))
.addPermissions(toPermission(perms))
.build())
.build();
}
public static AccessControlProtos.UsersAndPermissions toUsersAndPermissions(
ListMultimap<String, Permission> perms) {
AccessControlProtos.UsersAndPermissions.Builder builder =
AccessControlProtos.UsersAndPermissions.newBuilder();
for (Map.Entry<String, Collection<Permission>> entry : perms.asMap().entrySet()) {
AccessControlProtos.UsersAndPermissions.UserPermissions.Builder userPermBuilder =
AccessControlProtos.UsersAndPermissions.UserPermissions.newBuilder();
userPermBuilder.setUser(ByteString.copyFromUtf8(entry.getKey()));
for (Permission perm: entry.getValue()) {
userPermBuilder.addPermissions(toPermission(perm));
}
builder.addUserPermissions(userPermBuilder.build());
}
return builder.build();
}
public static ListMultimap<String, Permission> toUsersAndPermissions(
AccessControlProtos.UsersAndPermissions proto) {
ListMultimap<String, Permission> result = ArrayListMultimap.create();
for (AccessControlProtos.UsersAndPermissions.UserPermissions userPerms:
proto.getUserPermissionsList()) {
String user = userPerms.getUser().toStringUtf8();
for (AccessControlProtos.Permission perm: userPerms.getPermissionsList()) {
result.put(user, toPermission(perm));
}
}
return result;
}
public static ReplicationLoadSink toReplicationLoadSink(
ClusterStatusProtos.ReplicationLoadSink cls) {
return new ReplicationLoadSink(cls.getAgeOfLastAppliedOp(), cls.getTimeStampsOfLastAppliedOp());
}
public static ReplicationLoadSource toReplicationLoadSource(
ClusterStatusProtos.ReplicationLoadSource cls) {
return new ReplicationLoadSource(cls.getPeerID(), cls.getAgeOfLastShippedOp(),
cls.getSizeOfLogQueue(), cls.getTimeStampOfLastShippedOp(), cls.getReplicationLag());
}
public static List<ReplicationLoadSource> toReplicationLoadSourceList(
List<ClusterStatusProtos.ReplicationLoadSource> clsList) {
ArrayList<ReplicationLoadSource> rlsList = new ArrayList<ReplicationLoadSource>();
for (ClusterStatusProtos.ReplicationLoadSource cls : clsList) {
rlsList.add(toReplicationLoadSource(cls));
}
return rlsList;
}
}