| /* |
| * 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.zookeeper.cli; |
| |
| import org.apache.commons.cli.CommandLine; |
| import org.apache.commons.cli.DefaultParser; |
| import org.apache.commons.cli.Options; |
| import org.apache.commons.cli.ParseException; |
| import org.apache.zookeeper.KeeperException; |
| import org.apache.zookeeper.Watcher.WatcherType; |
| |
| /** |
| * Remove watches command for cli |
| */ |
| public class RemoveWatchesCommand extends CliCommand { |
| |
| private static Options options = new Options(); |
| private String[] args; |
| private CommandLine cl; |
| |
| static { |
| options.addOption("c", false, "child watcher type"); |
| options.addOption("d", false, "data watcher type"); |
| options.addOption("a", false, "any watcher type"); |
| options.addOption("l", false, "remove locally when there is no server connection"); |
| } |
| |
| public RemoveWatchesCommand() { |
| super("removewatches", "path [-c|-d|-a] [-l]"); |
| } |
| |
| @Override |
| public CliCommand parse(String[] cmdArgs) throws CliParseException { |
| DefaultParser parser = new DefaultParser(); |
| try { |
| cl = parser.parse(options, cmdArgs); |
| } catch (ParseException ex) { |
| throw new CliParseException(ex); |
| } |
| args = cl.getArgs(); |
| if (args.length < 2) { |
| throw new CliParseException(getUsageStr()); |
| } |
| return this; |
| } |
| |
| @Override |
| public boolean exec() throws CliWrapperException, MalformedPathException { |
| String path = args[1]; |
| WatcherType wtype = WatcherType.Any; |
| // if no matching option -c or -d or -a is specified, we remove |
| // the watches of the given node by choosing WatcherType.Any |
| if (cl.hasOption("c")) { |
| wtype = WatcherType.Children; |
| } else if (cl.hasOption("d")) { |
| wtype = WatcherType.Data; |
| } else if (cl.hasOption("a")) { |
| wtype = WatcherType.Any; |
| } |
| // whether to remove the watches locally |
| boolean local = cl.hasOption("l"); |
| |
| try { |
| zk.removeAllWatches(path, wtype, local); |
| } catch (IllegalArgumentException ex) { |
| throw new MalformedPathException(ex.getMessage()); |
| } catch (KeeperException | InterruptedException ex) { |
| throw new CliWrapperException(ex); |
| } |
| return true; |
| } |
| |
| } |