1 package org.apache.maven.plugin.coreit;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import org.apache.maven.plugin.AbstractMojo;
23 import org.apache.maven.plugin.MojoExecutionException;
24
25 import java.io.File;
26 import java.io.FileWriter;
27 import java.io.IOException;
28 import java.io.Writer;
29
30 /**
31 * "Catch" a parameter "thrown" by the ThrowMojo through the plugin context, and
32 * write a file based on it's value to the build output directory.
33 *
34 * @goal catch
35 */
36 public class CatchMojo
37 extends AbstractMojo
38 {
39
40 /**
41 * @parameter default-value="${project.build.directory}"
42 * @required
43 * @readonly
44 */
45 private File outDir;
46
47 public File getOutDir()
48 {
49 return outDir;
50 }
51
52 public void setOutDir( File outDir )
53 {
54 this.outDir = outDir;
55 }
56
57 public void execute()
58 throws MojoExecutionException
59 {
60 String value = (String) getPluginContext().get( ThrowMojo.THROWN_PARAMETER );
61
62 if ( !outDir.exists() )
63 {
64 outDir.mkdirs();
65 }
66
67 File outfile = new File( outDir, value );
68
69 Writer writer = null;
70 try
71 {
72 writer = new FileWriter( outfile );
73
74 writer.write( value );
75
76 writer.flush();
77 }
78 catch ( IOException e )
79 {
80 throw new MojoExecutionException( "Cannot write output file: " + outfile, e );
81 }
82 finally
83 {
84 if ( writer != null )
85 {
86 try
87 {
88 writer.close();
89 }
90 catch ( IOException e )
91 {
92 // ignore
93 }
94 }
95 }
96 }
97
98 }