| /* |
| * 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 org.apache.geode.distributed.internal.DistributionManager; |
| import org.apache.geode.internal.serialization.DeserializationContext; |
| import org.apache.geode.internal.serialization.SerializationContext; |
| |
| /** |
| * A message that is sent to a particular application to get its root region(s). All it really needs |
| * to find out is if the app has created a cache. |
| */ |
| public class RootRegionRequest extends AdminRequest { |
| // instance variables |
| |
| /** |
| * Returns a <code>RootRegionRequest</code> to be sent to the specified recipient. |
| */ |
| public static RootRegionRequest create() { |
| RootRegionRequest m = new RootRegionRequest(); |
| return m; |
| } |
| |
| public RootRegionRequest() { |
| friendlyName = |
| "Inspect root cache regions"; |
| } |
| |
| /** |
| * Must return a proper response to this request. |
| */ |
| @Override |
| protected AdminResponse createResponse(DistributionManager dm) { |
| // nothing needs to be done. If we got this far then a cache must exist. |
| return RootRegionResponse.create(dm, this.getSender()); |
| } |
| |
| @Override |
| public int getDSFID() { |
| return ROOT_REGION_REQUEST; |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| super.toData(out, context); |
| } |
| |
| @Override |
| public void fromData(DataInput in, |
| DeserializationContext context) throws IOException, ClassNotFoundException { |
| super.fromData(in, context); |
| } |
| |
| @Override |
| public String toString() { |
| return "RootRegionRequest from " + getRecipient(); |
| } |
| } |