fix build on jdk11

chewiebug · chewiebug · commit 946a47b15081 · 2019-02-24T17:42:07.000+01:00
diff --git a/pom.xml b/pom.xml
@@ -327,6 +327,7 @@
                         <links>
                             <link>http://docs.oracle.com/javase/8/docs/api/</link>
                         </links>
+                        <source>${jdk.source.version}</source>
                     </configuration>
                 </plugin>
                 <plugin>
