| /* |
| * 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 java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.util.Set; |
| |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.distributed.internal.DistributionManager; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| |
| /** |
| * Responds to {@link RegionSizeRequest}. |
| */ |
| public class RegionSizeResponse extends AdminResponse implements Cancellable { |
| // instance variables |
| private int entryCount; |
| private int subregionCount; |
| private transient boolean cancelled; |
| |
| /** |
| * Returns a <code>RegionSizeResponse</code> that will be returned to the specified recipient. |
| */ |
| public static RegionSizeResponse create(DistributionManager dm, |
| InternalDistributedMember recipient) { |
| RegionSizeResponse m = new RegionSizeResponse(); |
| m.setRecipient(recipient); |
| return m; |
| } |
| |
| public void calcSize(Region r) { |
| if (cancelled) { |
| return; |
| } |
| |
| Set nameSet = r.keySet(); |
| if (cancelled) { |
| return; |
| } |
| this.entryCount = nameSet.size(); |
| Set subRegions = r.subregions(false); |
| if (cancelled) { |
| return; |
| } |
| this.subregionCount = subRegions.size(); |
| } |
| |
| @Override |
| public synchronized void cancel() { |
| cancelled = true; |
| } |
| |
| // instance methods |
| public int getEntryCount() { |
| return this.entryCount; |
| } |
| |
| public int getSubregionCount() { |
| return this.subregionCount; |
| } |
| |
| @Override |
| public int getDSFID() { |
| return REGION_SIZE_RESPONSE; |
| } |
| |
| @Override |
| public void toData(DataOutput out) throws IOException { |
| super.toData(out); |
| out.writeInt(entryCount); |
| out.writeInt(subregionCount); |
| } |
| |
| @Override |
| public void fromData(DataInput in) throws IOException, ClassNotFoundException { |
| super.fromData(in); |
| this.entryCount = in.readInt(); |
| this.subregionCount = in.readInt(); |
| } |
| |
| @Override |
| public String toString() { |
| return "RegionSizeResponse from " + this.getRecipient(); |
| } |
| } |