| /* |
| * 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.DataSerializer; |
| import org.apache.geode.distributed.internal.DistributionManager; |
| import org.apache.geode.internal.admin.CacheInfo; |
| import org.apache.geode.internal.serialization.DeserializationContext; |
| import org.apache.geode.internal.serialization.SerializationContext; |
| |
| /** |
| * A message that is sent to a VM that hosts a cache to perform an administrative operation on one |
| * of its cache servers. |
| * |
| * @since GemFire 4.0 |
| */ |
| public class BridgeServerRequest extends AdminRequest { |
| |
| /** Add a new cache server */ |
| static final int ADD_OPERATION = 10; |
| |
| /** Get info about a cache server */ |
| static final int INFO_OPERATION = 11; |
| |
| /** Start a cache server */ |
| static final int START_OPERATION = 12; |
| |
| /** Stop a cache server */ |
| static final int STOP_OPERATION = 13; |
| |
| /////////////////// Instance Fields //////////////////// |
| |
| /** The id of the cache in which the cache server resides */ |
| private int cacheId; |
| |
| /** The type of operation to perform */ |
| private int operation; |
| |
| /** cache server configuration info for performing an operation */ |
| private RemoteBridgeServer bridgeInfo; |
| |
| /** The id of cache server to get information about */ |
| private int bridgeId; |
| |
| //////////////////// Static Methods //////////////////// |
| |
| /** |
| * Creates a <code>BridgeServerRequest</code> for adding a new cache server. |
| */ |
| public static BridgeServerRequest createForAdd(CacheInfo cache) { |
| BridgeServerRequest request = new BridgeServerRequest(); |
| request.cacheId = cache.getId(); |
| request.operation = ADD_OPERATION; |
| request.friendlyName = |
| "Add cache server"; |
| request.bridgeInfo = null; |
| return request; |
| } |
| |
| /** |
| * Creates a <code>BridgeServerRequest</code> for adding a new cache server. |
| */ |
| public static BridgeServerRequest createForInfo(CacheInfo cache, int id) { |
| BridgeServerRequest request = new BridgeServerRequest(); |
| request.cacheId = cache.getId(); |
| request.operation = INFO_OPERATION; |
| request.friendlyName = String.format("Get info about cache server %s", |
| Integer.valueOf(id)); |
| request.bridgeId = id; |
| request.bridgeInfo = null; |
| return request; |
| } |
| |
| /** |
| * Creates a <code>BridgeServerRequest</code> for starting a cache server. |
| */ |
| public static BridgeServerRequest createForStart(CacheInfo cache, RemoteBridgeServer bridge) { |
| BridgeServerRequest request = new BridgeServerRequest(); |
| request.cacheId = cache.getId(); |
| request.operation = START_OPERATION; |
| request.friendlyName = |
| String.format("Start cache server %s", bridge); |
| request.bridgeInfo = bridge; |
| return request; |
| } |
| |
| /** |
| * Creates a <code>BridgeServerRequest</code> for stopping a cache server. |
| */ |
| public static BridgeServerRequest createForStop(CacheInfo cache, RemoteBridgeServer bridge) { |
| BridgeServerRequest request = new BridgeServerRequest(); |
| request.cacheId = cache.getId(); |
| request.operation = STOP_OPERATION; |
| request.friendlyName = |
| String.format("Stop cache server %s", bridge); |
| request.bridgeInfo = bridge; |
| return request; |
| } |
| |
| /** |
| * Returns a description of the given operation |
| */ |
| private static String getOperationDescription(int op) { |
| switch (op) { |
| case ADD_OPERATION: |
| return "Add cache server"; |
| case INFO_OPERATION: |
| return "Get info about cache server"; |
| default: |
| return String.format("Unknown operation %s", |
| Integer.valueOf(op)); |
| } |
| } |
| |
| //////////////////// Instance Methods //////////////////// |
| |
| /** |
| * Creates a <Code>BridgeServerResponse</code> to this request |
| */ |
| @Override |
| protected AdminResponse createResponse(DistributionManager dm) { |
| return BridgeServerResponse.create(dm, this); |
| } |
| |
| /** |
| * Returns the id of the cache in which the cache server resides |
| */ |
| int getCacheId() { |
| return this.cacheId; |
| } |
| |
| /** |
| * Returns this operation to be performed |
| */ |
| int getOperation() { |
| return this.operation; |
| } |
| |
| /** |
| * Returns the id of the cache server for which information is requested. |
| */ |
| int getBridgeId() { |
| return this.bridgeId; |
| } |
| |
| /** |
| * Returns the information about the bridge to operate on |
| */ |
| RemoteBridgeServer getBridgeInfo() { |
| return this.bridgeInfo; |
| } |
| |
| @Override |
| public int getDSFID() { |
| return BRIDGE_SERVER_REQUEST; |
| } |
| |
| @Override |
| public void toData(DataOutput out, |
| SerializationContext context) throws IOException { |
| super.toData(out, context); |
| out.writeInt(this.cacheId); |
| out.writeInt(this.operation); |
| DataSerializer.writeObject(this.bridgeInfo, out); |
| out.writeInt(this.bridgeId); |
| } |
| |
| @Override |
| public void fromData(DataInput in, |
| DeserializationContext context) throws IOException, ClassNotFoundException { |
| super.fromData(in, context); |
| this.cacheId = in.readInt(); |
| this.operation = in.readInt(); |
| this.bridgeInfo = (RemoteBridgeServer) DataSerializer.readObject(in); |
| this.bridgeId = in.readInt(); |
| } |
| |
| @Override |
| public String toString() { |
| return "BridgeServerRequest: " + getOperationDescription(this.operation); |
| } |
| |
| } |