Package com.hazelcast.management.request

Source Code of com.hazelcast.management.request.MapConfigRequest

/*
* 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.management.request;

import com.hazelcast.config.MapConfig;
import com.hazelcast.core.Member;
import com.hazelcast.management.ManagementCenterService;
import com.hazelcast.management.MapConfigAdapter;
import com.hazelcast.management.operation.GetMapConfigOperation;
import com.hazelcast.management.operation.UpdateMapConfigOperation;
import com.hazelcast.nio.Address;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;

import java.io.IOException;
import java.util.Set;

public class MapConfigRequest implements ConsoleRequest {

    private String map;
    private MapConfig config;
    private boolean update;
    private Address target;

    public MapConfigRequest() {
    }

    public MapConfigRequest(String map, MapConfig config) {
        this.map = map;
        this.config = config;
        this.update = true;
    }

    public MapConfigRequest(String map, Address target) {
        this.map = map;
        this.target = target;
        this.update = false;
    }

    public Address getTarget() {
        return target;
    }

    public void setTarget(Address target) {
        this.target = target;
    }

    @Override
    public int getType() {
        return ConsoleRequestConstants.REQUEST_TYPE_MAP_CONFIG;
    }

    @Override
    public void writeResponse(ManagementCenterService mcs, ObjectDataOutput dos)
            throws Exception {
        dos.writeBoolean(update);
        if (update) {
            final Set<Member> members = mcs.getHazelcastInstance().getCluster().getMembers();
            for (Member member : members) {
                mcs.callOnMember(member, new UpdateMapConfigOperation(map, config));
            }
            dos.writeUTF("success");
        } else {
            MapConfig cfg = (MapConfig) mcs.callOnAddress(target, new GetMapConfigOperation(map));
            if (cfg != null) {
                dos.writeBoolean(true);
                new MapConfigAdapter(cfg).writeData(dos);
            } else {
                dos.writeBoolean(false);
            }
        }
    }

    @Override
    public Object readResponse(ObjectDataInput in) throws IOException {
        update = in.readBoolean();

        if (!update) {
            if (in.readBoolean()) {
                final MapConfigAdapter adapter = new MapConfigAdapter();
                adapter.readData(in);
                return adapter.getMapConfig();
            } else {
                return null;
            }
        }
        return in.readUTF();
    }

    @Override
    public void writeData(ObjectDataOutput out) throws IOException {
        out.writeUTF(map);
        out.writeBoolean(update);
        if (update) {
            new MapConfigAdapter(config).writeData(out);
        } else {
            target.writeData(out);
        }
    }

    @Override
    public void readData(ObjectDataInput in) throws IOException {
        map = in.readUTF();
        update = in.readBoolean();
        if (update) {
            final MapConfigAdapter adapter = new MapConfigAdapter();
            adapter.readData(in);
            config = adapter.getMapConfig();
        } else {
            target = new Address();
            target.readData(in);
        }
    }
}
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