| /* |
| * 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.Arrays; |
| import java.util.Collection; |
| import java.util.Iterator; |
| import java.util.Set; |
| import java.util.TreeSet; |
| |
| import org.apache.geode.DataSerializable; |
| import org.apache.geode.DataSerializer; |
| import org.apache.geode.cache.CacheRuntimeException; |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.cache.server.CacheServer; |
| import org.apache.geode.distributed.internal.DistributionConfig; |
| import org.apache.geode.internal.admin.CacheInfo; |
| import org.apache.geode.internal.admin.StatResource; |
| import org.apache.geode.internal.cache.InternalCache; |
| |
| /** |
| * This class is an implementation of the {@link CacheInfo} interface. |
| */ |
| public class RemoteCacheInfo implements CacheInfo, DataSerializable { |
| private static final long serialVersionUID = 4251279100323876440L; |
| |
| private String name; |
| private int id; |
| private boolean closed; |
| private int lockTimeout; |
| private int lockLease; |
| private int searchTimeout; |
| private int upTime; |
| private String[] rootRegionNames; |
| private RemoteStatResource perfStats; |
| |
| /** The ids of the cache servers associated with this cache */ |
| private int[] bridgeServerIds; |
| |
| /** Is this is a cache server? */ |
| private boolean isServer; |
| |
| public RemoteCacheInfo(InternalCache internalCache) { |
| this.name = internalCache.getName(); |
| this.id = System.identityHashCode(internalCache); |
| this.closed = internalCache.isClosed(); |
| this.lockTimeout = internalCache.getLockTimeout(); |
| this.lockLease = internalCache.getLockLease(); |
| this.searchTimeout = internalCache.getSearchTimeout(); |
| this.upTime = internalCache.getUpTime(); |
| if (this.closed) { |
| this.rootRegionNames = null; |
| this.perfStats = null; |
| this.bridgeServerIds = new int[0]; |
| |
| } else { |
| try { |
| final Set roots; |
| if (!Boolean.getBoolean(DistributionConfig.GEMFIRE_PREFIX + "PRDebug")) { |
| roots = internalCache.rootRegions(); |
| } else { |
| roots = internalCache.rootRegions(true); |
| } |
| |
| String[] rootNames = new String[roots.size()]; |
| int idx = 0; |
| for (Object root : roots) { |
| Region r = (Region) root; |
| rootNames[idx] = r.getName(); |
| idx++; |
| } |
| this.rootRegionNames = rootNames; |
| } catch (CacheRuntimeException ignore) { |
| this.rootRegionNames = null; |
| } |
| this.perfStats = new RemoteStatResource(internalCache.getCachePerfStats().getStats()); |
| |
| // Note that since this is only a snapshot, so no synchronization |
| // on allBridgeServersLock is needed. |
| Collection<CacheServer> bridges = internalCache.getCacheServers(); |
| this.bridgeServerIds = new int[bridges.size()]; |
| Iterator<CacheServer> iter = bridges.iterator(); |
| for (int i = 0; iter.hasNext(); i++) { |
| CacheServer bridge = iter.next(); |
| this.bridgeServerIds[i] = System.identityHashCode(bridge); |
| } |
| |
| this.isServer = internalCache.isServer(); |
| } |
| } |
| |
| /** |
| * For use only by DataExternalizable mechanism |
| */ |
| public RemoteCacheInfo() { |
| // do nothing |
| } |
| |
| @Override |
| public void toData(DataOutput out) throws IOException { |
| DataSerializer.writeString(this.name, out); |
| out.writeInt(this.id); |
| out.writeBoolean(this.closed); |
| out.writeInt(this.lockTimeout); |
| out.writeInt(this.lockLease); |
| out.writeInt(this.searchTimeout); |
| out.writeInt(this.upTime); |
| DataSerializer.writeStringArray(this.rootRegionNames, out); |
| DataSerializer.writeObject(this.perfStats, out); |
| DataSerializer.writeIntArray(this.bridgeServerIds, out); |
| out.writeBoolean(this.isServer); |
| } |
| |
| @Override |
| public void fromData(DataInput in) throws IOException, ClassNotFoundException { |
| this.name = DataSerializer.readString(in); |
| this.id = in.readInt(); |
| this.closed = in.readBoolean(); |
| this.lockTimeout = in.readInt(); |
| this.lockLease = in.readInt(); |
| this.searchTimeout = in.readInt(); |
| this.upTime = in.readInt(); |
| this.rootRegionNames = DataSerializer.readStringArray(in); |
| this.perfStats = (RemoteStatResource) DataSerializer.readObject(in); |
| this.bridgeServerIds = DataSerializer.readIntArray(in); |
| this.isServer = in.readBoolean(); |
| } |
| |
| // CacheInfo interface methods |
| @Override |
| public String getName() { |
| return this.name; |
| } |
| |
| @Override |
| public int getId() { |
| return this.id; |
| } |
| |
| @Override |
| public boolean isClosed() { |
| return this.closed; |
| } |
| |
| @Override |
| public int getLockTimeout() { |
| return this.lockTimeout; |
| } |
| |
| @Override |
| public int getLockLease() { |
| return this.lockLease; |
| } |
| |
| @Override |
| public int getSearchTimeout() { |
| return this.searchTimeout; |
| } |
| |
| @Override |
| public int getUpTime() { |
| return this.upTime; |
| } |
| |
| @Override |
| public synchronized Set getRootRegionNames() { |
| if (this.rootRegionNames == null) { |
| return null; |
| } else { |
| return new TreeSet(Arrays.asList(this.rootRegionNames)); |
| } |
| } |
| |
| @Override |
| public StatResource getPerfStats() { |
| return this.perfStats; |
| } |
| |
| @Override |
| public synchronized void setClosed() { |
| this.closed = true; |
| this.rootRegionNames = null; |
| } |
| |
| @Override |
| public int[] getBridgeServerIds() { |
| return this.bridgeServerIds; |
| } |
| |
| @Override |
| public boolean isServer() { |
| return this.isServer; |
| } |
| |
| // other instance methods |
| |
| void setGemFireVM(RemoteGemFireVM vm) { |
| if (this.perfStats != null) { |
| this.perfStats.setGemFireVM(vm); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("Information about the cache %s with %s cache servers", |
| this.name, this.bridgeServerIds.length); |
| } |
| } |