/*
* 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.ArrayList;
import java.util.Collection;
import java.util.List;
import org.apache.ignite.IgniteCheckedException;
import org.apache.ignite.IgniteLogger;
import org.apache.ignite.internal.GridDirectCollection;
import org.apache.ignite.internal.processors.cache.GridCacheContext;
import org.apache.ignite.internal.processors.cache.GridCacheDeployable;
import org.apache.ignite.internal.processors.cache.GridCacheMessage;
import org.apache.ignite.internal.processors.cache.GridCacheSharedContext;
import org.apache.ignite.internal.processors.cache.KeyCacheObject;
import org.apache.ignite.internal.util.tostring.GridToStringInclude;
import org.apache.ignite.internal.util.typedef.internal.S;
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 atomic cache backup update response.
*/
public class GridDhtAtomicUpdateResponse extends GridCacheMessage implements GridCacheDeployable {
/** */
private static final long serialVersionUID = 0L;
/** Message index. */
public static final int CACHE_MSG_IDX = nextIndexId();
/** Future version. */
private long futId;
/** */
private UpdateErrors errs;
/** Evicted readers. */
@GridToStringInclude
@GridDirectCollection(KeyCacheObject.class)
private List<KeyCacheObject> nearEvicted;
/** */
private int partId;
/**
* Empty constructor required by {@link Externalizable}.
*/
public GridDhtAtomicUpdateResponse() {
// No-op.
}
/**
* @param cacheId Cache ID.
* @param partId Partition.
* @param futId Future ID.
* @param addDepInfo Deployment info.
*/
public GridDhtAtomicUpdateResponse(int cacheId, int partId, long futId, boolean addDepInfo) {
this.cacheId = cacheId;
this.partId = partId;
this.futId = futId;
this.addDepInfo = addDepInfo;
}
/** {@inheritDoc} */
@Override public int lookupIndex() {
return CACHE_MSG_IDX;
}
/**
* @return Future version.
*/
public long futureId() {
return futId;
}
/**
* Sets update error.
*
* @param err Error.
*/
public void onError(IgniteCheckedException err){
if (errs == null)
errs = new UpdateErrors();
errs.onError(err);
}
/** {@inheritDoc} */
@Override public IgniteCheckedException error() {
return errs != null ? errs.error() : null;
}
/**
* @return Evicted readers.
*/
Collection<KeyCacheObject> nearEvicted() {
return nearEvicted;
}
/**
* @param nearEvicted Evicted near cache keys.
*/
void nearEvicted(List<KeyCacheObject> nearEvicted) {
this.nearEvicted = nearEvicted;
}
/** {@inheritDoc} */
@Override public int partition() {
return partId;
}
/** {@inheritDoc} */
@Override public void prepareMarshal(GridCacheSharedContext ctx) throws IgniteCheckedException {
super.prepareMarshal(ctx);
GridCacheContext cctx = ctx.cacheContext(cacheId);
prepareMarshalCacheObjects(nearEvicted, cctx);
if (errs != null)
errs.prepareMarshal(this, cctx);
}
/** {@inheritDoc} */
@Override public void finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr) throws IgniteCheckedException {
super.finishUnmarshal(ctx, ldr);
GridCacheContext cctx = ctx.cacheContext(cacheId);
finishUnmarshalCacheObjects(nearEvicted, cctx, ldr);
if (errs != null)
errs.finishUnmarshal(this, cctx, ldr);
}
/** {@inheritDoc} */
@Override public boolean addDeploymentInfo() {
return addDepInfo;
}
/** {@inheritDoc} */
@Override public IgniteLogger messageLogger(GridCacheSharedContext ctx) {
return ctx.atomicMessageLogger();
}
/** {@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 3:
if (!writer.writeMessage("errs", errs))
return false;
writer.incrementState();
case 4:
if (!writer.writeLong("futId", futId))
return false;
writer.incrementState();
case 5:
if (!writer.writeCollection("nearEvicted", nearEvicted, MessageCollectionItemType.MSG))
return false;
writer.incrementState();
case 6:
if (!writer.writeInt("partId", partId))
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 3:
errs = reader.readMessage("errs");
if (!reader.isLastRead())
return false;
reader.incrementState();
case 4:
futId = reader.readLong("futId");
if (!reader.isLastRead())
return false;
reader.incrementState();
case 5:
nearEvicted = reader.readCollection("nearEvicted", MessageCollectionItemType.MSG);
if (!reader.isLastRead())
return false;
reader.incrementState();
case 6:
partId = reader.readInt("partId");
if (!reader.isLastRead())
return false;
reader.incrementState();
}
return reader.afterMessageRead(GridDhtAtomicUpdateResponse.class);
}
/** {@inheritDoc} */
@Override public short directType() {
return 39;
}
/** {@inheritDoc} */
@Override public byte fieldsCount() {
return 7;
}
/** {@inheritDoc} */
@Override public String toString() {
return S.toString(GridDhtAtomicUpdateResponse.class, this);
}
}