001    package org.apache.maven.script.beanshell;
002    
003    /*
004     * Licensed to the Apache Software Foundation (ASF) under one
005     * or more contributor license agreements.  See the NOTICE file
006     * distributed with this work for additional information
007     * regarding copyright ownership.  The ASF licenses this file
008     * to you under the Apache License, Version 2.0 (the
009     * "License"); you may not use this file except in compliance
010     * with the License.  You may obtain a copy of the License at
011     *
012     *  http://www.apache.org/licenses/LICENSE-2.0
013     *
014     * Unless required by applicable law or agreed to in writing,
015     * software distributed under the License is distributed on an
016     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017     * KIND, either express or implied.  See the License for the
018     * specific language governing permissions and limitations
019     * under the License.
020     */
021    
022    import bsh.EvalError;
023    import bsh.Interpreter;
024    import org.apache.maven.plugin.AbstractMojo;
025    import org.apache.maven.plugin.Mojo;
026    import org.apache.maven.plugin.MojoExecutionException;
027    import org.apache.maven.plugin.MojoFailureException;
028    import org.codehaus.plexus.component.factory.bsh.BshComponent;
029    
030    /**
031     * Mojo adapter for a Beanshell Mojo.
032     *
033     * @todo should log be passed in, or rely on getLog() ?
034     *
035     * @author <a href="mailto:brett@apache.org">Brett Porter</a>
036     * @version $Id: BeanshellMojoAdapter.java 640549 2008-03-24 20:05:11Z bentmann $
037     */
038    public class BeanshellMojoAdapter
039        extends AbstractMojo
040        implements BshComponent
041    {
042        private Mojo mojo;
043    
044        private Interpreter interpreter;
045    
046        public BeanshellMojoAdapter( Mojo mojo, Interpreter interpreter )
047        {
048            this.mojo = mojo;
049            this.interpreter = interpreter;
050        }
051    
052        public void execute()
053            throws MojoExecutionException, MojoFailureException
054        {
055            try
056            {
057                interpreter.set( "logger", getLog() );
058    
059                // TODO: set out, err to a print stream that will log at info, error respectively
060            }
061            catch ( EvalError evalError )
062            {
063                throw new MojoExecutionException( "Unable to establish mojo", evalError );
064            }
065    
066            mojo.execute();
067        }
068    
069        public Interpreter getInterpreter()
070        {
071            return interpreter;
072        }
073    }