/*
* 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.near;
import java.io.Externalizable;
import java.nio.ByteBuffer;
import java.util.Collection;
import java.util.Collections;
import org.apache.ignite.IgniteCheckedException;
import org.apache.ignite.internal.GridDirectCollection;
import org.apache.ignite.internal.GridDirectTransient;
import org.apache.ignite.internal.processors.affinity.AffinityTopologyVersion;
import org.apache.ignite.internal.processors.cache.GridCacheContext;
import org.apache.ignite.internal.processors.cache.GridCacheDeployable;
import org.apache.ignite.internal.processors.cache.GridCacheEntryInfo;
import org.apache.ignite.internal.processors.cache.GridCacheMessage;
import org.apache.ignite.internal.processors.cache.GridCacheSharedContext;
import org.apache.ignite.internal.processors.cache.version.GridCacheVersion;
import org.apache.ignite.internal.processors.cache.version.GridCacheVersionable;
import org.apache.ignite.internal.util.GridLeanSet;
import org.apache.ignite.internal.util.tostring.GridToStringInclude;
import org.apache.ignite.internal.util.typedef.internal.S;
import org.apache.ignite.internal.util.typedef.internal.U;
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;
import org.jetbrains.annotations.NotNull;
/**
* Get response.
*/
public class GridNearGetResponse extends GridCacheMessage implements GridCacheDeployable,
GridCacheVersionable {
/** */
private static final long serialVersionUID = 0L;
/** Future ID. */
private IgniteUuid futId;
/** Sub ID. */
private IgniteUuid miniId;
/** Version. */
private GridCacheVersion ver;
/** Result. */
@GridToStringInclude
@GridDirectCollection(GridCacheEntryInfo.class)
private Collection<GridCacheEntryInfo> entries;
/** Keys to retry due to ownership shift. */
@GridToStringInclude
@GridDirectCollection(int.class)
private Collection<Integer> invalidParts = new GridLeanSet<>();
/** Topology version if invalid partitions is not empty. */
private AffinityTopologyVersion topVer;
/** Error. */
@GridDirectTransient
private IgniteCheckedException err;
/** Serialized error. */
private byte[] errBytes;
/**
* Empty constructor required for {@link Externalizable}.
*/
public GridNearGetResponse() {
// No-op.
}
/**
* @param cacheId Cache ID.
* @param futId Future ID.
* @param miniId Sub ID.
* @param ver Version.
* @param addDepInfo Deployment info.
*/
public GridNearGetResponse(
int cacheId,
IgniteUuid futId,
IgniteUuid miniId,
GridCacheVersion ver,
boolean addDepInfo
) {
assert futId != null;
this.cacheId = cacheId;
this.futId = futId;
this.miniId = miniId;
this.ver = ver;
this.addDepInfo = addDepInfo;
}
/**
* @return Future ID.
*/
public IgniteUuid futureId() {
return futId;
}
/**
* @return Sub ID.
*/
public IgniteUuid miniId() {
return miniId;
}
/** {@inheritDoc} */
@Override public GridCacheVersion version() {
return ver;
}
/**
* @return Entries.
*/
public Collection<GridCacheEntryInfo> entries() {
return entries != null ? entries : Collections.<GridCacheEntryInfo>emptyList();
}
/**
* @param entries Entries.
*/
public void entries(Collection<GridCacheEntryInfo> entries) {
this.entries = entries;
}
/**
* @return Failed filter set.
*/
public Collection<Integer> invalidPartitions() {
return invalidParts;
}
/**
* @param invalidParts Partitions to retry due to ownership shift.
* @param topVer Topology version.
*/
public void invalidPartitions(Collection<Integer> invalidParts, @NotNull AffinityTopologyVersion topVer) {
this.invalidParts = invalidParts;
this.topVer = topVer;
}
/**
* @return Topology version if this response has invalid partitions.
*/
@Override public AffinityTopologyVersion topologyVersion() {
return topVer != null ? topVer : super.topologyVersion();
}
/** {@inheritDoc} */
@Override public IgniteCheckedException error() {
return err;
}
/**
* @param err Error.
*/
public void error(IgniteCheckedException err) {
this.err = err;
}
/** {@inheritDoc}
* @param ctx*/
@Override public void prepareMarshal(GridCacheSharedContext ctx) throws IgniteCheckedException {
super.prepareMarshal(ctx);
GridCacheContext cctx = ctx.cacheContext(cacheId);
if (entries != null) {
for (GridCacheEntryInfo info : entries)
info.marshal(cctx);
}
if (err != null && errBytes == null)
errBytes = U.marshal(ctx, err);
}
/** {@inheritDoc} */
@Override public void finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr) throws IgniteCheckedException {
super.finishUnmarshal(ctx, ldr);
GridCacheContext cctx = ctx.cacheContext(cacheId());
if (entries != null) {
for (GridCacheEntryInfo info : entries)
info.unmarshal(cctx, ldr);
}
if (errBytes != null && err == null)
err = U.unmarshal(ctx, errBytes, U.resolveClassLoader(ldr, ctx.gridConfig()));
}
/** {@inheritDoc} */
@Override public boolean addDeploymentInfo() {
return addDepInfo;
}
/** {@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.writeCollection("entries", entries, MessageCollectionItemType.MSG))
return false;
writer.incrementState();
case 4:
if (!writer.writeByteArray("errBytes", errBytes))
return false;
writer.incrementState();
case 5:
if (!writer.writeIgniteUuid("futId", futId))
return false;
writer.incrementState();
case 6:
if (!writer.writeCollection("invalidParts", invalidParts, MessageCollectionItemType.INT))
return false;
writer.incrementState();
case 7:
if (!writer.writeIgniteUuid("miniId", miniId))
return false;
writer.incrementState();
case 8:
if (!writer.writeMessage("topVer", topVer))
return false;
writer.incrementState();
case 9:
if (!writer.writeMessage("ver", ver))
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:
entries = reader.readCollection("entries", MessageCollectionItemType.MSG);
if (!reader.isLastRead())
return false;
reader.incrementState();
case 4:
errBytes = reader.readByteArray("errBytes");
if (!reader.isLastRead())
return false;
reader.incrementState();
case 5:
futId = reader.readIgniteUuid("futId");
if (!reader.isLastRead())
return false;
reader.incrementState();
case 6:
invalidParts = reader.readCollection("invalidParts", MessageCollectionItemType.INT);
if (!reader.isLastRead())
return false;
reader.incrementState();
case 7:
miniId = reader.readIgniteUuid("miniId");
if (!reader.isLastRead())
return false;
reader.incrementState();
case 8:
topVer = reader.readMessage("topVer");
if (!reader.isLastRead())
return false;
reader.incrementState();
case 9:
ver = reader.readMessage("ver");
if (!reader.isLastRead())
return false;
reader.incrementState();
}
return reader.afterMessageRead(GridNearGetResponse.class);
}
/** {@inheritDoc} */
@Override public short directType() {
return 50;
}
/** {@inheritDoc} */
@Override public byte fieldsCount() {
return 10;
}
/** {@inheritDoc} */
@Override public String toString() {
return S.toString(GridNearGetResponse.class, this);
}
}