| /** |
| * 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 kafka.admin |
| |
| import joptsimple.OptionParser |
| import org.I0Itec.zkclient.ZkClient |
| import kafka.utils.{Utils, ZKStringSerializer, ZkUtils} |
| |
| object DeleteTopicCommand { |
| |
| def main(args: Array[String]): Unit = { |
| val parser = new OptionParser |
| val topicOpt = parser.accepts("topic", "REQUIRED: The topic to be deleted.") |
| .withRequiredArg |
| .describedAs("topic") |
| .ofType(classOf[String]) |
| val zkConnectOpt = parser.accepts("zookeeper", "REQUIRED: The connection string for the zookeeper connection in the form host:port. " + |
| "Multiple URLS can be given to allow fail-over.") |
| .withRequiredArg |
| .describedAs("urls") |
| .ofType(classOf[String]) |
| |
| val options = parser.parse(args : _*) |
| |
| for(arg <- List(topicOpt, zkConnectOpt)) { |
| if(!options.has(arg)) { |
| System.err.println("Missing required argument \"" + arg + "\"") |
| parser.printHelpOn(System.err) |
| System.exit(1) |
| } |
| } |
| |
| val topic = options.valueOf(topicOpt) |
| val zkConnect = options.valueOf(zkConnectOpt) |
| var zkClient: ZkClient = null |
| try { |
| zkClient = new ZkClient(zkConnect, 30000, 30000, ZKStringSerializer) |
| zkClient.deleteRecursive(ZkUtils.getTopicPath(topic)) |
| println("deletion succeeded!") |
| } |
| catch { |
| case e: Throwable => |
| println("delection failed because of " + e.getMessage) |
| println(Utils.stackTrace(e)) |
| } |
| finally { |
| if (zkClient != null) |
| zkClient.close() |
| } |
| } |
| } |