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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.maven.plugins.ear;
20  
21  import java.util.Set;
22  
23  import org.apache.maven.artifact.Artifact;
24  import org.apache.maven.plugin.MojoFailureException;
25  import org.codehaus.plexus.util.xml.XMLWriter;
26  
27  /**
28   * The {@link EarModule} implementation for a non J2EE module such as third party libraries.
29   *
30   * <p>Such module is not incorporated in the generated {@code application.xml}
31   * but some application servers support it. To include it in the generated
32   * deployment descriptor anyway, set the {@code includeInApplicationXml} boolean flag.
33   * </p>
34   *
35   * @author <a href="snicoll@apache.org">Stephane Nicoll</a>
36   */
37  public class JarModule extends AbstractEarModule {
38      /**
39       * Default type of the artifact of a non Java EE module such as third party library.
40       */
41      public static final String DEFAULT_ARTIFACT_TYPE = "jar";
42  
43      private Boolean includeInApplicationXml = Boolean.FALSE;
44  
45      /**
46       * Create an instance.
47       */
48      public JarModule() {
49          this.type = DEFAULT_ARTIFACT_TYPE;
50          this.classPathItem = true;
51      }
52  
53      /**
54       * @param a {@link Artifact}
55       * @param defaultLibBundleDir The default library bundle directory.
56       * @param includeInApplicationXml Include the application xml or not.
57       */
58      public JarModule(Artifact a, String defaultLibBundleDir, Boolean includeInApplicationXml) {
59          super(a);
60          setLibBundleDir(defaultLibBundleDir);
61          this.includeInApplicationXml = includeInApplicationXml;
62          this.classPathItem = true;
63      }
64  
65      /**
66       * {@inheritDoc}
67       */
68      public void appendModule(XMLWriter writer, String version, Boolean generateId) {
69          // Generates an entry in the application.xml only if
70          // includeInApplicationXml is set
71          if (includeInApplicationXml) {
72              startModuleElement(writer, generateId);
73              writer.startElement(JAVA_MODULE);
74              writer.writeText(getUri());
75              writer.endElement();
76  
77              writeAltDeploymentDescriptor(writer, version);
78  
79              writer.endElement();
80          }
81      }
82  
83      /**
84       * {@inheritDoc}
85       */
86      public void resolveArtifact(Set<Artifact> artifacts) throws EarPluginException, MojoFailureException {
87          // Let's resolve the artifact
88          super.resolveArtifact(artifacts);
89  
90          // If the defaultLibBundleDir is set and no bundle dir is
91          // set, set the default as bundle dir
92          setLibBundleDir(earExecutionContext.getDefaultLibBundleDir());
93      }
94  
95      private void setLibBundleDir(String defaultLibBundleDir) {
96          if (defaultLibBundleDir != null && bundleDir == null) {
97              this.bundleDir = defaultLibBundleDir;
98          }
99      }
100 
101     /**
102      * {@inheritDoc}
103      */
104     public boolean changeManifestClasspath() {
105         return false;
106     }
107 }