Package com.hazelcast.management.request

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

/*
* 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.management.ManagementCenterService;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.partition.InternalPartitionService;

import java.io.IOException;
import java.lang.management.ManagementFactory;
import java.lang.management.RuntimeMXBean;
import java.util.LinkedHashMap;
import java.util.Map;

public class ClusterPropsRequest implements ConsoleRequest {

    public ClusterPropsRequest() {
    }

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

    @Override
    public Object readResponse(ObjectDataInput in) throws IOException {
        Map<String, String> properties = new LinkedHashMap<String, String>();
        int size = in.readInt();
        String[] temp;
        for (int i = 0; i < size; i++) {
            temp = in.readUTF().split(":#");
            properties.put(temp[0], temp.length == 1 ? "" : temp[1]);
        }
        return properties;
    }

    @Override
    public void writeResponse(ManagementCenterService mcs, ObjectDataOutput dos) throws Exception {
        Runtime runtime = Runtime.getRuntime();
        RuntimeMXBean runtimeMxBean = ManagementFactory.getRuntimeMXBean();
        InternalPartitionService partitionService = mcs.getHazelcastInstance().node.getPartitionService();

        Map<String, String> properties = new LinkedHashMap<String, String>();
        properties.put("hazelcast.cl_version", mcs.getHazelcastInstance().node.getBuildInfo().getVersion());
        properties.put("date.cl_startTime", Long.toString(runtimeMxBean.getStartTime()));
        properties.put("seconds.cl_upTime", Long.toString(runtimeMxBean.getUptime()));
        properties.put("memory.cl_freeMemory", Long.toString(runtime.freeMemory()));
        properties.put("memory.cl_totalMemory", Long.toString(runtime.totalMemory()));
        properties.put("memory.cl_maxMemory", Long.toString(runtime.maxMemory()));
        properties.put("return.hasOngoingMigration", Boolean.toString(partitionService.hasOnGoingMigration()));
        properties.put("data.cl_migrationTasksCount", Long.toString(partitionService.getMigrationQueueSize()));

        dos.writeInt(properties.size());

        for (Map.Entry<String, String> entry : properties.entrySet()) {
            dos.writeUTF(entry.getKey() + ":#" + entry.getValue());
        }
    }

    @Override
    public void writeData(ObjectDataOutput out) throws IOException {
    }

    @Override
    public void readData(ObjectDataInput in) throws IOException {
    }
}
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