/*
* 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.atomic;
import java.io.Externalizable;
import java.nio.ByteBuffer;
import java.util.Collections;
import java.util.List;
import java.util.UUID;
import javax.cache.processor.EntryProcessor;
import org.apache.ignite.IgniteCheckedException;
import org.apache.ignite.cache.CacheWriteSynchronizationMode;
import org.apache.ignite.internal.processors.affinity.AffinityTopologyVersion;
import org.apache.ignite.internal.processors.cache.CacheObject;
import org.apache.ignite.internal.processors.cache.GridCacheContext;
import org.apache.ignite.internal.processors.cache.GridCacheOperation;
import org.apache.ignite.internal.processors.cache.GridCacheSharedContext;
import org.apache.ignite.internal.processors.cache.KeyCacheObject;
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.plugin.extensions.communication.MessageReader;
import org.apache.ignite.plugin.extensions.communication.MessageWriter;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import static org.apache.ignite.internal.processors.cache.GridCacheOperation.DELETE;
import static org.apache.ignite.internal.processors.cache.GridCacheOperation.TRANSFORM;
/**
*
*/
public class GridNearAtomicSingleUpdateRequest extends GridNearAtomicAbstractSingleUpdateRequest {
/** */
private static final long serialVersionUID = 0L;
/** Key to update. */
@GridToStringInclude
protected KeyCacheObject key;
/** Value to update. */
protected CacheObject val;
/**
* Empty constructor required by {@link Externalizable}.
*/
public GridNearAtomicSingleUpdateRequest() {
// No-op.
}
/**
* Constructor.
*
* @param cacheId Cache ID.
* @param nodeId Node ID.
* @param futId Future ID.
* @param topVer Topology version.
* @param topLocked Topology locked flag.
* @param syncMode Synchronization mode.
* @param op Cache update operation.
* @param retval Return value required flag.
* @param subjId Subject ID.
* @param taskNameHash Task name hash code.
* @param needPrimaryRes {@code True} if client expects primary node response.
* @param skipStore Skip write-through to a persistent storage.
* @param keepBinary Keep binary flag.
* @param addDepInfo Deployment info flag.
*/
GridNearAtomicSingleUpdateRequest(
int cacheId,
UUID nodeId,
long futId,
@NotNull AffinityTopologyVersion topVer,
boolean topLocked,
CacheWriteSynchronizationMode syncMode,
GridCacheOperation op,
boolean retval,
@Nullable UUID subjId,
int taskNameHash,
boolean needPrimaryRes,
boolean skipStore,
boolean keepBinary,
boolean recovery,
boolean addDepInfo
) {
super(cacheId,
nodeId,
futId,
topVer,
topLocked,
syncMode,
op,
retval,
subjId,
taskNameHash,
needPrimaryRes,
skipStore,
keepBinary,
recovery,
addDepInfo
);
}
/** {@inheritDoc} */
@Override public int partition() {
assert key != null;
return key.partition();
}
/**
* @param key Key to add.
* @param val Optional update value.
* @param conflictTtl Conflict TTL (optional).
* @param conflictExpireTime Conflict expire time (optional).
* @param conflictVer Conflict version (optional).
*/
@Override public void addUpdateEntry(KeyCacheObject key,
@Nullable Object val,
long conflictTtl,
long conflictExpireTime,
@Nullable GridCacheVersion conflictVer) {
assert op != TRANSFORM;
assert val != null || op == DELETE;
assert conflictTtl < 0 : conflictTtl;
assert conflictExpireTime < 0 : conflictExpireTime;
assert conflictVer == null : conflictVer;
this.key = key;
if (val != null) {
assert val instanceof CacheObject : val;
this.val = (CacheObject)val;
}
}
/** {@inheritDoc} */
@Override public int size() {
assert key != null;
return key == null ? 0 : 1;
}
/** {@inheritDoc} */
@Override public List<KeyCacheObject> keys() {
return Collections.singletonList(key);
}
/** {@inheritDoc} */
@Override public KeyCacheObject key(int idx) {
assert idx == 0 : idx;
return key;
}
/** {@inheritDoc} */
@Override public List<?> values() {
return Collections.singletonList(val);
}
/** {@inheritDoc} */
@Override public CacheObject value(int idx) {
assert idx == 0 : idx;
return val;
}
/** {@inheritDoc} */
@Override public EntryProcessor<Object, Object, Object> entryProcessor(int idx) {
assert idx == 0 : idx;
return null;
}
/** {@inheritDoc} */
@Override public CacheObject writeValue(int idx) {
assert idx == 0 : idx;
return val;
}
/** {@inheritDoc} */
@Nullable @Override public List<GridCacheVersion> conflictVersions() {
return null;
}
/** {@inheritDoc} */
@Nullable @Override public GridCacheVersion conflictVersion(int idx) {
assert idx == 0 : idx;
return null;
}
/** {@inheritDoc} */
@Override public long conflictTtl(int idx) {
assert idx == 0 : idx;
return CU.TTL_NOT_CHANGED;
}
/** {@inheritDoc} */
@Override public long conflictExpireTime(int idx) {
assert idx == 0 : idx;
return CU.EXPIRE_TIME_CALCULATE;
}
/** {@inheritDoc} */
@Override public void prepareMarshal(GridCacheSharedContext ctx) throws IgniteCheckedException {
super.prepareMarshal(ctx);
GridCacheContext cctx = ctx.cacheContext(cacheId);
prepareMarshalCacheObject(key, cctx);
if (val != null)
prepareMarshalCacheObject(val, cctx);
}
/** {@inheritDoc} */
@Override public void finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr) throws IgniteCheckedException {
super.finishUnmarshal(ctx, ldr);
GridCacheContext cctx = ctx.cacheContext(cacheId);
key.finishUnmarshal(cctx.cacheObjectContext(), ldr);
if (val != null)
val.finishUnmarshal(cctx.cacheObjectContext(), 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.writeMessage("key", key))
return false;
writer.incrementState();
case 11:
if (!writer.writeMessage("val", val))
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:
key = reader.readMessage("key");
if (!reader.isLastRead())
return false;
reader.incrementState();
case 11:
val = reader.readMessage("val");
if (!reader.isLastRead())
return false;
reader.incrementState();
}
return reader.afterMessageRead(GridNearAtomicSingleUpdateRequest.class);
}
/** {@inheritDoc} */
@Override public void cleanup(boolean clearKey) {
val = null;
if (clearKey)
key = null;
}
/** {@inheritDoc} */
@Override public short directType() {
return 125;
}
/** {@inheritDoc} */
@Override public byte fieldsCount() {
return 12;
}
/** {@inheritDoc} */
@Override public String toString() {
return S.toString(GridNearAtomicSingleUpdateRequest.class, this, "parent", super.toString());
}
}