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Apache Geode provides a database-like consistency model, reliable transaction processing and a shared-nothing architecture to maintain very low latency performance with high concurrency processing

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/*
 * 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.geode.internal.admin.remote;

import org.apache.geode.*;
import org.apache.geode.cache.*;
// import org.apache.geode.internal.*;
// import org.apache.geode.internal.admin.*;
import org.apache.geode.distributed.internal.*;
import java.io.*;
// import java.util.*;
import org.apache.geode.distributed.internal.membership.*;

/**
 * Responds to {@link RegionStatisticsResponse}.
 */
public final class RegionStatisticsResponse extends AdminResponse {
  // instance variables
  RemoteCacheStatistics regionStatistics;

  /**
   * Returns a RegionStatisticsResponse that will be returned to the specified
   * recipient. The message will contains a copy of the local manager's system config.
   */
  public static RegionStatisticsResponse create(DistributionManager dm,
      InternalDistributedMember recipient, Region r) {
    RegionStatisticsResponse m = new RegionStatisticsResponse();
    m.setRecipient(recipient);
    m.regionStatistics = new RemoteCacheStatistics(r.getStatistics());
    return m;
  }

  // instance methods
  public CacheStatistics getRegionStatistics() {
    return this.regionStatistics;
  }

  public int getDSFID() {
    return REGION_STATISTICS_RESPONSE;
  }

  @Override
  public void toData(DataOutput out) throws IOException {
    super.toData(out);
    DataSerializer.writeObject(this.regionStatistics, out);
  }

  @Override
  public void fromData(DataInput in) throws IOException, ClassNotFoundException {
    super.fromData(in);
    this.regionStatistics = (RemoteCacheStatistics) DataSerializer.readObject(in);
  }

  @Override
  public String toString() {
    return "RegionStatisticsResponse from " + this.getRecipient();
  }
}