001 /**
002 * Copyright 2009-2012 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016 package org.codehaus.mojo.properties;
017
018 /*
019 * Licensed to the Apache Software Foundation (ASF) under one
020 * or more contributor license agreements. See the NOTICE file
021 * distributed with this work for additional information
022 * regarding copyright ownership. The ASF licenses this file
023 * to you under the Apache License, Version 2.0 (the
024 * "License"); you may not use this file except in compliance
025 * with the License. You may obtain a copy of the License at
026 *
027 * http://www.apache.org/licenses/LICENSE-2.0
028 *
029 * Unless required by applicable law or agreed to in writing,
030 * software distributed under the License is distributed on an
031 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
032 * KIND, either express or implied. See the License for the
033 * specific language governing permissions and limitations
034 * under the License.
035 */
036
037 import org.apache.maven.plugin.AbstractMojo;
038 import org.apache.maven.plugin.MojoExecutionException;
039 import org.apache.maven.project.MavenProject;
040
041 import java.io.File;
042 import java.io.FileNotFoundException;
043 import java.io.FileOutputStream;
044 import java.io.IOException;
045 import java.util.Properties;
046
047 /**
048 * @author <a href="mailto:zarars@gmail.com">Zarar Siddiqi</a>
049 * @version $Id: AbstractWritePropertiesMojo.java 8861 2009-01-21 15:35:38Z pgier $
050 */
051 public abstract class AbstractWritePropertiesMojo extends AbstractMojo
052 {
053
054 /**
055 * @parameter default-value="${project}"
056 * @required
057 * @readonly
058 */
059 protected MavenProject project;
060
061 /**
062 * The properties file that will be used when writing properties.
063 *
064 * @parameter
065 * @required
066 */
067 protected File outputFile;
068
069 protected void writeProperties( Properties properties, File file )
070 throws MojoExecutionException
071 {
072 FileOutputStream fos = null;
073 try
074 {
075 fos = new FileOutputStream( file );
076 properties.store( fos, "Properties" );
077 }
078 catch ( FileNotFoundException e )
079 {
080 getLog().error( "Could not create FileOutputStream: " + fos );
081 throw new MojoExecutionException( e.getMessage(), e );
082 }
083 catch ( IOException e )
084 {
085 getLog().error( "Error writing properties: " + fos );
086 throw new MojoExecutionException( e.getMessage(), e );
087 }
088
089 try
090 {
091 fos.close();
092 }
093 catch ( IOException e )
094 {
095 getLog().error( "Error closing FileOutputStream: " + fos );
096 throw new MojoExecutionException( e.getMessage(), e );
097 }
098 }
099
100 protected void validateOutputFile()
101 throws MojoExecutionException
102 {
103 if ( outputFile.isDirectory() )
104 {
105 throw new MojoExecutionException( "outputFile must be a file and not a directory" );
106 }
107 // ensure path exists
108 if ( outputFile.getParentFile() != null )
109 {
110 outputFile.getParentFile().mkdirs();
111 }
112 }
113 }