Create empty javadoc and source jars for maven central.

Signed-off-by: Łukasz Dywicki <[email protected]>

Author: splatch

assembly/pom.xml

@@ -56,6 +56,33 @@
                     </execution>
                 </executions>
             </plugin>
+            <plugin>
+                <!-- create empty javadocs adn sources jars for maven central -->
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>javadoc-jar</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>jar</goal>
+                        </goals>
+                        <configuration>
+                            <classifier>javadoc</classifier>
+                        </configuration>
+                    </execution>
+                    <execution>
+                        <id>sources-jar</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>jar</goal>
+                        </goals>
+                        <configuration>
+                            <classifier>sources</classifier>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>