| /* |
| * 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.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| |
| import org.apache.geode.CancelException; |
| import org.apache.geode.DataSerializer; |
| import org.apache.geode.cache.CacheFactory; |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.distributed.internal.DistributionConfig; |
| import org.apache.geode.distributed.internal.DistributionManager; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.internal.admin.GemFireVM; |
| import org.apache.geode.internal.cache.InternalCache; |
| import org.apache.geode.internal.serialization.DeserializationContext; |
| import org.apache.geode.internal.serialization.SerializationContext; |
| |
| /** |
| * Responds to {@link RootRegionResponse}. |
| */ |
| public class RootRegionResponse extends AdminResponse { |
| |
| private String[] regions; |
| private String[] userAttrs; |
| |
| /** |
| * Returns a {@code RootRegionResponse} that will be returned to the specified recipient. The |
| * message will contains a copy of the local manager's system config. |
| */ |
| public static RootRegionResponse create(DistributionManager dm, |
| InternalDistributedMember recipient) { |
| RootRegionResponse m = new RootRegionResponse(); |
| try { |
| InternalCache cache = (InternalCache) CacheFactory.getInstance(dm.getSystem()); |
| final Collection roots; |
| if (!Boolean.getBoolean(DistributionConfig.GEMFIRE_PREFIX + "PRDebug")) { |
| roots = cache.rootRegions(); |
| } else { |
| roots = cache.rootRegions(true); |
| } |
| |
| List regionNames = new ArrayList(); |
| List userAttributes = new ArrayList(); |
| for (Object root : roots) { |
| Region r = (Region) root; |
| regionNames.add(r.getName()); |
| userAttributes.add(CacheDisplay.getCachedObjectDisplay(r.getUserAttribute(), |
| GemFireVM.LIGHTWEIGHT_CACHE_VALUE)); |
| } |
| |
| String[] temp = new String[0]; |
| m.regions = (String[]) regionNames.toArray(temp); |
| m.userAttrs = (String[]) userAttributes.toArray(temp);; |
| |
| } catch (CancelException ignore) { |
| /* no cache yet */ |
| } |
| |
| m.setRecipient(recipient); |
| return m; |
| } |
| |
| public Region[] getRegions(RemoteGemFireVM vm) { |
| if (this.regions.length > 0) { |
| Region[] roots = new Region[this.regions.length]; |
| for (int i = 0; i < this.regions.length; i++) { |
| roots[i] = new AdminRegion(this.regions[i], vm, this.userAttrs[i]); |
| } |
| return roots; |
| } else { |
| return new Region[0]; |
| } |
| } |
| |
| @Override |
| public int getDSFID() { |
| return ROOT_REGION_RESPONSE; |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| super.toData(out, context); |
| DataSerializer.writeObject(this.regions, out); |
| DataSerializer.writeObject(this.userAttrs, out); |
| } |
| |
| @Override |
| public void fromData(DataInput in, |
| DeserializationContext context) throws IOException, ClassNotFoundException { |
| super.fromData(in, context); |
| this.regions = DataSerializer.readObject(in); |
| this.userAttrs = DataSerializer.readObject(in); |
| } |
| |
| @Override |
| public String toString() { |
| return "RootRegionResponse from " + this.getRecipient(); |
| } |
| } |