/*
* 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.map.client;
import com.hazelcast.client.AllPartitionsClientRequest;
import com.hazelcast.client.RetryableRequest;
import com.hazelcast.client.SecureRequest;
import com.hazelcast.map.*;
import com.hazelcast.map.operation.MapGetAllOperationFactory;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.nio.serialization.Portable;
import com.hazelcast.nio.serialization.PortableReader;
import com.hazelcast.nio.serialization.PortableWriter;
import com.hazelcast.security.permission.ActionConstants;
import com.hazelcast.security.permission.MapPermission;
import com.hazelcast.spi.OperationFactory;
import java.io.IOException;
import java.security.Permission;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
public class MapGetAllRequest extends AllPartitionsClientRequest implements Portable, RetryableRequest, SecureRequest {
protected String name;
private Set<Data> keys = new HashSet<Data>();
public MapGetAllRequest() {
}
public MapGetAllRequest(String name, Set<Data> keys) {
this.name = name;
this.keys = keys;
}
public int getFactoryId() {
return MapPortableHook.F_ID;
}
public int getClassId() {
return MapPortableHook.GET_ALL;
}
@Override
protected OperationFactory createOperationFactory() {
return new MapGetAllOperationFactory(name, keys);
}
@Override
protected Object reduce(Map<Integer, Object> map) {
MapEntrySet resultSet = new MapEntrySet();
MapService mapService = getService();
for (Map.Entry<Integer, Object> entry : map.entrySet()) {
MapEntrySet mapEntrySet = (MapEntrySet) mapService.toObject(entry.getValue());
Set<Map.Entry<Data, Data>> entrySet = mapEntrySet.getEntrySet();
for (Map.Entry<Data, Data> dataEntry : entrySet) {
resultSet.add(dataEntry);
}
}
return resultSet;
}
public String getServiceName() {
return MapService.SERVICE_NAME;
}
public void write(PortableWriter writer) throws IOException {
writer.writeUTF("n", name);
writer.writeInt("size", keys.size());
if( !keys.isEmpty()) {
ObjectDataOutput output = writer.getRawDataOutput();
for (Data key : keys) {
key.writeData(output);
}
}
}
public void read(PortableReader reader) throws IOException {
name = reader.readUTF("n");
int size = reader.readInt("size");
if(size > 0) {
ObjectDataInput input = reader.getRawDataInput();
for (int i = 0; i < size; i++) {
Data key = new Data();
key.readData(input);
keys.add(key);
}
}
}
public Permission getRequiredPermission() {
return new MapPermission(name, ActionConstants.ACTION_READ);
}
}