| /* |
| * 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.Option; |
| import org.apache.commons.cli.Options; |
| import org.apache.commons.cli.ParseException; |
| import org.apache.zookeeper.KeeperException; |
| import org.apache.zookeeper.ZKUtil; |
| |
| /** |
| * deleteAll command for cli |
| */ |
| public class DeleteAllCommand extends CliCommand { |
| |
| private static Options options = new Options(); |
| private String[] args; |
| private CommandLine cl; |
| |
| static { |
| options.addOption(new Option("b", true, "batch size")); |
| } |
| |
| public DeleteAllCommand() { |
| this("deleteall"); |
| } |
| |
| public DeleteAllCommand(String cmdStr) { |
| super(cmdStr, "path [-b batch size]"); |
| } |
| |
| @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 CliException { |
| int batchSize; |
| try { |
| batchSize = cl.hasOption("b") ? Integer.parseInt(cl.getOptionValue("b")) : 1000; |
| } catch (NumberFormatException e) { |
| throw new MalformedCommandException("-b argument must be an int value"); |
| } |
| |
| String path = args[1]; |
| try { |
| boolean success = ZKUtil.deleteRecursive(zk, path, batchSize); |
| if (!success) { |
| err.println("Failed to delete some node(s) in the subtree!"); |
| } |
| } catch (IllegalArgumentException ex) { |
| throw new MalformedPathException(ex.getMessage()); |
| } catch (KeeperException | InterruptedException ex) { |
| throw new CliWrapperException(ex); |
| } |
| return false; |
| } |
| |
| } |