001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *  http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    
020    package org.apache.geronimo.genesis.plugins.script;
021    
022    import java.net.URL;
023    import java.io.File;
024    
025    import org.apache.maven.plugin.MojoExecutionException;
026    
027    /**
028     * Configuration for a scripts code source.
029     *
030     * @version $Rev: 463140 $ $Date: 2006-10-11 23:24:07 -0700 (Wed, 11 Oct 2006) $
031     */
032    public class CodeSource
033    {
034        private URL url = null;
035    
036        private File file = null;
037    
038        private String body = null;
039    
040        public String toString() {
041            return "{ url: " + url +
042                   ", file: " + file +
043                   ", body: " + body +
044                   " }";
045        }
046    
047        public URL getUrl() {
048            return url;
049        }
050    
051        public File getFile() {
052            return file;
053        }
054    
055        public String getBody() {
056            return body;
057        }
058    
059        public void validate() throws MojoExecutionException {
060            if (url == null && file == null && (body == null || body.trim().length() == 0)) {
061                throw new MojoExecutionException("Must specify one of: file, url or body");
062            }
063    
064            int count = 0;
065            if (url != null) {
066                count++;
067            }
068            if (file != null) {
069                count++;
070            }
071            if (body != null) {
072                count++;
073            }
074    
075            if (count != 1) {
076                throw new MojoExecutionException("Can only specify one of: file, url or body");
077            }
078        }
079    }