/*
* Copyright (c) 2008-2013, Hazelcast, Inc. All Rights Reserved.
*
* Licensed 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 com.hazelcast.cache.impl.client;
import com.hazelcast.cache.impl.CacheOperationProvider;
import com.hazelcast.cache.impl.CachePortableHook;
import com.hazelcast.cache.impl.operation.CacheEntryProcessorOperation;
import com.hazelcast.config.InMemoryFormat;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.nio.serialization.PortableReader;
import com.hazelcast.nio.serialization.PortableWriter;
import com.hazelcast.spi.Operation;
import javax.cache.processor.EntryProcessor;
import java.io.IOException;
/**
* This client request specifically calls {@link CacheEntryProcessorOperation} on the server side.
*
* @see com.hazelcast.cache.impl.operation.CacheEntryProcessorOperation
*/
public class CacheEntryProcessorRequest
extends AbstractCacheRequest {
protected Data key;
private EntryProcessor entryProcessor;
private Object[] arguments;
private int completionId;
public CacheEntryProcessorRequest() {
}
public CacheEntryProcessorRequest(String name, Data key, EntryProcessor entryProcessor, InMemoryFormat inMemoryFormat,
Object... arguments) {
super(name, inMemoryFormat);
this.key = key;
this.entryProcessor = entryProcessor;
this.arguments = arguments;
}
public int getClassId() {
return CachePortableHook.ENTRY_PROCESSOR;
}
protected Object getKey() {
return key;
}
@Override
protected Operation prepareOperation() {
CacheOperationProvider operationProvider = getOperationProvider();
return operationProvider.createEntryProcessorOperation(key, completionId, entryProcessor, arguments);
}
public void write(PortableWriter writer)
throws IOException {
super.write(writer);
writer.writeInt("c", completionId);
final ObjectDataOutput out = writer.getRawDataOutput();
out.writeData(key);
out.writeObject(entryProcessor);
out.writeBoolean(arguments != null);
if (arguments != null) {
out.writeInt(arguments.length);
for (Object arg : arguments) {
out.writeObject(arg);
}
}
}
public void read(PortableReader reader)
throws IOException {
super.read(reader);
completionId = reader.readInt("c");
final ObjectDataInput in = reader.getRawDataInput();
key = in.readData();
entryProcessor = in.readObject();
final boolean hasArguments = in.readBoolean();
if (hasArguments) {
final int size = in.readInt();
arguments = new Object[size];
for (int i = 0; i < size; i++) {
arguments[i] = in.readObject();
}
}
}
public void setCompletionId(Integer completionId) {
this.completionId = completionId != null ? completionId : -1;
}
}