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Posted to commits@maven.apache.org by kr...@apache.org on 2012/01/24 21:22:30 UTC

svn commit: r1235468 - in /maven/plugins/trunk/maven-jar-plugin/src: it/mjar-139/ it/mjar-139/src/ it/mjar-139/src/main/ it/mjar-139/src/main/java/ main/java/org/apache/maven/plugin/jar/

Author: krosenvold
Date: Tue Jan 24 20:22:30 2012
New Revision: 1235468

URL: http://svn.apache.org/viewvc?rev=1235468&view=rev
Log:
[MJAR-139] New option to avoid empty jar creation

Patch by Mark Rekveld, IT by me

Added:
    maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/
    maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/pom.xml   (with props)
    maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/src/
    maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/src/main/
    maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/src/main/java/
    maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/src/main/java/Foo.java   (with props)
    maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/verify.bsh   (with props)
Modified:
    maven/plugins/trunk/maven-jar-plugin/src/main/java/org/apache/maven/plugin/jar/AbstractJarMojo.java

Added: maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/pom.xml
URL: http://svn.apache.org/viewvc/maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/pom.xml?rev=1235468&view=auto
==============================================================================
--- maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/pom.xml (added)
+++ maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/pom.xml Tue Jan 24 20:22:30 2012
@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.
+-->
+
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>org.apache.maven.plugins</groupId>
+  <artifactId>maven-jar-plugin-test-mjar-139</artifactId>
+  <version>1.0</version>
+  <name>Maven</name>
+  <packaging>jar</packaging>
+  <description>Avoid creating jars</description>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>3.8.1</version>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <version>@pom.version@</version>
+        <executions>
+          <execution>
+            <configuration>
+              <skipIfEmpty>true</skipIfEmpty>
+            </configuration>
+            <goals>
+              <goal>test-jar</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>

Propchange: maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/pom.xml
------------------------------------------------------------------------------
    svn:eol-style = native

Added: maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/src/main/java/Foo.java
URL: http://svn.apache.org/viewvc/maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/src/main/java/Foo.java?rev=1235468&view=auto
==============================================================================
--- maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/src/main/java/Foo.java (added)
+++ maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/src/main/java/Foo.java Tue Jan 24 20:22:30 2012
@@ -0,0 +1,31 @@
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+/**
+ * Hello world!
+ *
+ */
+public class Foo
+{
+    public static void main( String[] args )
+    {
+        System.out.println( "Hello World!" );
+    }
+}

Propchange: maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/src/main/java/Foo.java
------------------------------------------------------------------------------
    svn:eol-style = native

Added: maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/verify.bsh
URL: http://svn.apache.org/viewvc/maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/verify.bsh?rev=1235468&view=auto
==============================================================================
--- maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/verify.bsh (added)
+++ maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/verify.bsh Tue Jan 24 20:22:30 2012
@@ -0,0 +1,51 @@
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import java.io.*;
+import java.util.*;
+import java.util.jar.*;
+import org.codehaus.plexus.util.*;
+
+boolean result = true;
+
+try
+{
+    File target = new File( basedir, "target" );
+    if ( !target.exists() || !target.isDirectory() )
+    {
+        System.err.println( "target file is missing or not a directory." );
+        return false;
+    }
+
+    File artifact = new File( target, "maven-jar-plugin-test-mjar-139-1.0-tests.jar" );
+    if ( artifact.exists() )
+    {
+        System.err.println( "test artifact should not exist." );
+        return false;
+    }
+    return true;
+}
+catch( Throwable e )
+{
+    e.printStackTrace();
+    return false;
+}
+
+return false;

Propchange: maven/plugins/trunk/maven-jar-plugin/src/it/mjar-139/verify.bsh
------------------------------------------------------------------------------
    svn:eol-style = native

Modified: maven/plugins/trunk/maven-jar-plugin/src/main/java/org/apache/maven/plugin/jar/AbstractJarMojo.java
URL: http://svn.apache.org/viewvc/maven/plugins/trunk/maven-jar-plugin/src/main/java/org/apache/maven/plugin/jar/AbstractJarMojo.java?rev=1235468&r1=1235467&r2=1235468&view=diff
==============================================================================
--- maven/plugins/trunk/maven-jar-plugin/src/main/java/org/apache/maven/plugin/jar/AbstractJarMojo.java (original)
+++ maven/plugins/trunk/maven-jar-plugin/src/main/java/org/apache/maven/plugin/jar/AbstractJarMojo.java Tue Jan 24 20:22:30 2012
@@ -19,6 +19,7 @@ package org.apache.maven.plugin.jar;
  * under the License.
  */
 
+import java.io.File;
 import org.apache.maven.archiver.MavenArchiveConfiguration;
 import org.apache.maven.archiver.MavenArchiver;
 import org.apache.maven.execution.MavenSession;
@@ -28,8 +29,6 @@ import org.apache.maven.project.MavenPro
 import org.apache.maven.project.MavenProjectHelper;
 import org.codehaus.plexus.archiver.jar.JarArchiver;
 
-import java.io.File;
-
 /**
  * Base class for creating a jar from project classes.
  *
@@ -138,6 +137,13 @@ public abstract class AbstractJarMojo
      * @parameter expression="${jar.forceCreation}" default-value="false"
      */
     private boolean forceCreation;
+	
+    /**
+     * Skip creating empty archives
+     * 
+     * @parameter expression="${jar.skipIfEmpty}" default-value="false"
+     */
+    private boolean skipIfEmpty;
 
     /**
      * Return the specific output directory to serve as the root for the archive.
@@ -240,16 +246,23 @@ public abstract class AbstractJarMojo
     public void execute()
         throws MojoExecutionException
     {
-        File jarFile = createArchive();
-
-        String classifier = getClassifier();
-        if ( classifier != null )
+        if ( skipIfEmpty && !getClassesDirectory().exists() )
         {
-            projectHelper.attachArtifact( getProject(), getType(), classifier, jarFile );
+            getLog().info( "Skipping packaging of the test-jar" );
         }
         else
         {
-            getProject().getArtifact().setFile( jarFile );
+            File jarFile = createArchive();
+
+            String classifier = getClassifier();
+            if ( classifier != null )
+            {
+                projectHelper.attachArtifact( getProject(), getType(), classifier, jarFile );
+            }
+            else
+            {
+                getProject().getArtifact().setFile( jarFile );
+            }
         }
     }