| /* |
| * Copyright 2002,2004 The Apache Software Foundation. |
| * |
| * Licensed 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.commons.jelly.tags.threads; |
| |
| import org.apache.commons.jelly.JellyTagException; |
| import org.apache.commons.jelly.TagSupport; |
| import org.apache.commons.jelly.XMLOutput; |
| |
| /** |
| * Creates a mutex object and stores it in a variable |
| * |
| * @author <a href="mailto:jason@jhorman.org">Jason Horman</a> |
| */ |
| |
| public class MutexTag extends TagSupport { |
| /** The variable name of the mutex */ |
| private String var = null; |
| |
| /** Create and set the mutex */ |
| public void doTag(XMLOutput output) throws JellyTagException { |
| if (var == null) { |
| throw new JellyTagException("mutexes require a var attribute"); |
| } |
| |
| context.setVariable(var, this); |
| } |
| |
| /** |
| * Sets the variable name to export |
| * @param var The variable name |
| */ |
| public void setVar(String var) { |
| this.var = var; |
| } |
| } |