| /* |
| * 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.memcached.commands; |
| |
| import java.nio.ByteBuffer; |
| |
| import org.apache.geode.cache.Cache; |
| import org.apache.geode.internal.memcached.RequestReader; |
| import org.apache.geode.memcached.GemFireMemcachedServer; |
| import org.apache.geode.memcached.GemFireMemcachedServer.Protocol; |
| |
| /** |
| * Sends current version of gemcached server to the client |
| * |
| * |
| */ |
| public class VersionCommand extends AbstractCommand { |
| |
| @Override |
| public ByteBuffer processCommand(RequestReader request, Protocol protocol, Cache cache) { |
| String version = GemFireMemcachedServer.version; |
| if (protocol == Protocol.ASCII) { |
| return asciiCharset.encode("VERSION " + version + "\r\n"); |
| } |
| ByteBuffer response = request.getResponse(HEADER_LENGTH + version.length()); |
| response.putInt(TOTAL_BODY_LENGTH_INDEX, version.length()); |
| response.position(HEADER_LENGTH); |
| response.put(asciiCharset.encode(version)); |
| response.rewind(); |
| request.getRequest().position(HEADER_LENGTH); |
| return response; |
| } |
| |
| } |