/*
* 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.ignite.internal.processors.cache.distributed.dht;
import java.io.Externalizable;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.ignite.IgniteCheckedException;
import org.apache.ignite.internal.GridDirectCollection;
import org.apache.ignite.internal.GridDirectMap;
import org.apache.ignite.internal.processors.cache.GridCacheContext;
import org.apache.ignite.internal.processors.cache.GridCacheEntryInfo;
import org.apache.ignite.internal.processors.cache.GridCacheSharedContext;
import org.apache.ignite.internal.processors.cache.distributed.GridDistributedTxPrepareResponse;
import org.apache.ignite.internal.processors.cache.transactions.IgniteTxKey;
import org.apache.ignite.internal.processors.cache.version.GridCacheVersion;
import org.apache.ignite.internal.util.tostring.GridToStringInclude;
import org.apache.ignite.internal.util.typedef.internal.CU;
import org.apache.ignite.internal.util.typedef.internal.S;
import org.apache.ignite.lang.IgniteUuid;
import org.apache.ignite.plugin.extensions.communication.MessageCollectionItemType;
import org.apache.ignite.plugin.extensions.communication.MessageReader;
import org.apache.ignite.plugin.extensions.communication.MessageWriter;
/**
* DHT transaction prepare response.
*/
public class GridDhtTxPrepareResponse extends GridDistributedTxPrepareResponse {
/** */
private static final long serialVersionUID = 0L;
/** Evicted readers. */
@GridToStringInclude
@GridDirectCollection(IgniteTxKey.class)
private Collection<IgniteTxKey> nearEvicted;
/** Future ID. */
private IgniteUuid futId;
/** Mini future ID. */
private int miniId;
/** Invalid partitions by cache ID. */
@GridDirectMap(keyType = Integer.class, valueType = int[].class)
private Map<Integer, int[]> invalidParts;
/** Preload entries. */
@GridDirectCollection(GridCacheEntryInfo.class)
private List<GridCacheEntryInfo> preloadEntries;
/**
* Empty constructor required by {@link Externalizable}.
*/
public GridDhtTxPrepareResponse() {
// No-op.
}
/**
* @param part Partition.
* @param xid Xid version.
* @param futId Future ID.
* @param miniId Mini future ID.
* @param addDepInfo Deployment info flag.
*/
public GridDhtTxPrepareResponse(
int part,
GridCacheVersion xid,
IgniteUuid futId,
int miniId,
boolean addDepInfo) {
super(part, xid, addDepInfo);
assert futId != null;
assert miniId != 0;
this.futId = futId;
this.miniId = miniId;
}
/**
* @param part Partition.
* @param xid Xid version.
* @param futId Future ID.
* @param miniId Mini future ID.
* @param err Error.
* @param addDepInfo Deployment enabled.
*/
public GridDhtTxPrepareResponse(
int part,
GridCacheVersion xid,
IgniteUuid futId,
int miniId,
Throwable err,
boolean addDepInfo) {
super(part, xid, err, addDepInfo);
assert futId != null;
assert miniId != 0;
this.futId = futId;
this.miniId = miniId;
}
/**
* @return Evicted readers.
*/
Collection<IgniteTxKey> nearEvicted() {
return nearEvicted;
}
/**
* @param nearEvicted Evicted readers.
*/
public void nearEvicted(Collection<IgniteTxKey> nearEvicted) {
this.nearEvicted = nearEvicted;
}
/**
* @return Future ID.
*/
public IgniteUuid futureId() {
return futId;
}
/**
* @return Mini future ID.
*/
public int miniId() {
return miniId;
}
/**
* @return Map from cacheId to an array of invalid partitions.
*/
Map<Integer, int[]> invalidPartitionsByCacheId() {
return invalidParts;
}
/**
* @param invalidPartsByCacheId Map from cache ID to an array of invalid partitions.
*/
public void invalidPartitionsByCacheId(Map<Integer, Set<Integer>> invalidPartsByCacheId) {
this.invalidParts = CU.convertInvalidPartitions(invalidPartsByCacheId);
}
/**
* Gets preload entries found on backup node.
*
* @return Collection of entry infos need to be preloaded.
*/
Collection<GridCacheEntryInfo> preloadEntries() {
return preloadEntries == null ? Collections.<GridCacheEntryInfo>emptyList() : preloadEntries;
}
/**
* Adds preload entry.
*
* @param info Info to add.
*/
public void addPreloadEntry(GridCacheEntryInfo info) {
assert info.cacheId() != 0;
if (preloadEntries == null)
preloadEntries = new ArrayList<>();
preloadEntries.add(info);
}
/** {@inheritDoc} */
@Override public void prepareMarshal(GridCacheSharedContext ctx) throws IgniteCheckedException {
super.prepareMarshal(ctx);
if (nearEvicted != null) {
for (IgniteTxKey key : nearEvicted) {
GridCacheContext cctx = ctx.cacheContext(key.cacheId());
key.prepareMarshal(cctx);
}
}
if (preloadEntries != null) {
for (GridCacheEntryInfo info : preloadEntries) {
GridCacheContext cctx = ctx.cacheContext(info.cacheId());
info.marshal(cctx);
}
}
}
/** {@inheritDoc} */
@Override public void finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr) throws IgniteCheckedException {
super.finishUnmarshal(ctx, ldr);
if (nearEvicted != null) {
for (IgniteTxKey key : nearEvicted) {
GridCacheContext cctx = ctx.cacheContext(key.cacheId());
key.finishUnmarshal(cctx, ldr);
}
}
if (preloadEntries != null) {
for (GridCacheEntryInfo info : preloadEntries) {
GridCacheContext cctx = ctx.cacheContext(info.cacheId());
info.unmarshal(cctx, ldr);
}
}
}
/** {@inheritDoc} */
@Override public boolean writeTo(ByteBuffer buf, MessageWriter writer) {
writer.setBuffer(buf);
if (!super.writeTo(buf, writer))
return false;
if (!writer.isHeaderWritten()) {
if (!writer.writeHeader(directType(), fieldsCount()))
return false;
writer.onHeaderWritten();
}
switch (writer.state()) {
case 10:
if (!writer.writeIgniteUuid("futId", futId))
return false;
writer.incrementState();
case 11:
if (!writer.writeMap("invalidParts", invalidParts, MessageCollectionItemType.INT, MessageCollectionItemType.INT_ARR))
return false;
writer.incrementState();
case 12:
if (!writer.writeInt("miniId", miniId))
return false;
writer.incrementState();
case 13:
if (!writer.writeCollection("nearEvicted", nearEvicted, MessageCollectionItemType.MSG))
return false;
writer.incrementState();
case 14:
if (!writer.writeCollection("preloadEntries", preloadEntries, MessageCollectionItemType.MSG))
return false;
writer.incrementState();
}
return true;
}
/** {@inheritDoc} */
@Override public boolean readFrom(ByteBuffer buf, MessageReader reader) {
reader.setBuffer(buf);
if (!reader.beforeMessageRead())
return false;
if (!super.readFrom(buf, reader))
return false;
switch (reader.state()) {
case 10:
futId = reader.readIgniteUuid("futId");
if (!reader.isLastRead())
return false;
reader.incrementState();
case 11:
invalidParts = reader.readMap("invalidParts", MessageCollectionItemType.INT, MessageCollectionItemType.INT_ARR, false);
if (!reader.isLastRead())
return false;
reader.incrementState();
case 12:
miniId = reader.readInt("miniId");
if (!reader.isLastRead())
return false;
reader.incrementState();
case 13:
nearEvicted = reader.readCollection("nearEvicted", MessageCollectionItemType.MSG);
if (!reader.isLastRead())
return false;
reader.incrementState();
case 14:
preloadEntries = reader.readCollection("preloadEntries", MessageCollectionItemType.MSG);
if (!reader.isLastRead())
return false;
reader.incrementState();
}
return reader.afterMessageRead(GridDhtTxPrepareResponse.class);
}
/** {@inheritDoc} */
@Override public short directType() {
return 35;
}
/** {@inheritDoc} */
@Override public byte fieldsCount() {
return 15;
}
/** {@inheritDoc} */
@Override public String toString() {
return S.toString(GridDhtTxPrepareResponse.class, this,
"super", super.toString());
}
}