| /* |
| * 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.ode.utils.cli; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| |
| /** |
| * <p> |
| * A fragment implementation that picks-off the last argument on the line early. |
| * For example, this would be a way to grab the destination directory of a UNIX |
| * <code>mv</code> command. |
| * </p> |
| */ |
| public class LastArgument extends Argument { |
| |
| public LastArgument(String argName, String description, boolean optional) { |
| super(argName, description, optional); |
| } |
| |
| public List<String> consume(List<String> s) throws CommandlineSyntaxException { |
| // if there is only one item or there are no items, then the last item is |
| // the same as the first. |
| if (s.size() == 0 || s.size() == 1) { |
| return super.consume(s); |
| } else { |
| ArrayList<String> l = new ArrayList<String>(s); |
| String o = l.remove(l.size()-1); |
| l.add(0,o); |
| return super.consume(l); |
| } |
| } |
| } |