1 package org.apache.maven.plugin.ear;
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.artifact.Artifact;
23 import org.apache.maven.plugin.MojoFailureException;
24 import org.codehaus.plexus.util.xml.XMLWriter;
25
26 import java.util.Set;
27
28 /**
29 * The {@link EarModule} implementation for a Web application module.
30 *
31 * @author <a href="snicoll@apache.org">Stephane Nicoll</a>
32 * @version $Id: WebModule.java 728546 2008-12-21 22:56:51Z bentmann $
33 */
34 public class WebModule
35 extends AbstractEarModule
36 {
37 protected static final String WEB_MODULE = "web";
38
39 protected static final String WEB_URI_FIELD = "web-uri";
40
41 protected static final String CONTEXT_ROOT_FIELD = "context-root";
42
43 private String contextRoot;
44
45 public WebModule()
46 {
47 }
48
49 public WebModule( Artifact a )
50 {
51 super( a );
52 this.contextRoot = getDefaultContextRoot( a );
53 }
54
55 public void appendModule( XMLWriter writer, String version )
56 {
57 writer.startElement( MODULE_ELEMENT );
58 writer.startElement( WEB_MODULE );
59 writer.startElement( WEB_URI_FIELD );
60 writer.writeText( getUri() );
61 writer.endElement(); // web-uri
62
63 writer.startElement( CONTEXT_ROOT_FIELD );
64 writer.writeText( getContextRoot() );
65 writer.endElement(); // context-root
66
67 writer.endElement(); // web
68
69 writeAltDeploymentDescriptor( writer, version);
70
71 writer.endElement(); // module
72 }
73
74 public void resolveArtifact( Set artifacts )
75 throws EarPluginException, MojoFailureException
76 {
77 // Let's resolve the artifact
78 super.resolveArtifact( artifacts );
79
80 // Context root has not been customized - using default
81 if ( contextRoot == null )
82 {
83 contextRoot = getDefaultContextRoot( getArtifact() );
84 }
85 }
86
87 /**
88 * Returns the context root to use for the web module.
89 * <p/>
90 * Note that this might return <tt>null</tt> till the
91 * artifact has been resolved.
92 *
93 * @return the context root
94 */
95 public String getContextRoot()
96 {
97 return contextRoot;
98 }
99
100 public String getType()
101 {
102 return "war";
103 }
104
105 /**
106 * Generates a default context root for the given artifact, based
107 * on the <tt>artifactId</tt>.
108 *
109 * @param a the artifact
110 * @return a context root for the artifact
111 */
112 private static String getDefaultContextRoot( Artifact a )
113 {
114 if ( a == null )
115 {
116 throw new NullPointerException( "Artifact could not be null." );
117 }
118 return "/" + a.getArtifactId();
119 }
120 }