Generate source jar and gpg sign

git-svn-id: http://json-simple.googlecode.com/svn/trunk@205 b68fe964-5755-0410-a06c-9fee2ea08261

Author: fangyidong

pom.xml

@@ -59,7 +59,52 @@
                   <target>1.2</target>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-source-plugin</artifactId>
+                <version>2.1.2</version>
+                <executions>
+                  <execution>
+                    <id>attach-sources</id>
+                    <phase>verify</phase>
+                    <goals>
+                      <goal>jar-no-fork</goal>
+                    </goals>
+                  </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>
+    
+    <profiles>
+      <profile>
+        <id>release-sign-artifacts</id>
+        <activation>
+          <property>
+            <name>performRelease</name>
+            <value>true</value>
+          </property>
+        </activation>
+        <build>
+          <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-gpg-plugin</artifactId>
+                <version>1.4</version>
+                <executions>
+                  <execution>
+                    <id>sign-artifacts</id>
+                    <phase>verify</phase>
+                    <goals>
+                      <goal>sign</goal>
+                    </goals>
+                  </execution>
+                </executions>
+            </plugin>
+          </plugins>
+        </build>
+      </profile>
+    </profiles>
+
 </project>