BTW: There is a discussion to bump the required version to java 7. Decision pending...
On Thu, Oct 30, 2014 at 2:00 PM, Stephan Ewen <[email protected]> wrote: > I think it also works with openJDK 6, just not with OracleJDK 6 . The > problem you encounter is a known bug in Oracle JDK 6, but will not be fixed > since they stopped supporting java 6. > > To run it, java 6 is also fine, it is really only a limitation in the > oracle java 6 compiler. > > > On Thu, Oct 30, 2014 at 12:47 PM, Suneel Marthi <[email protected]> > wrote: > >> Scratch that. It does work with Java 7. I think Java 7 should be made >> mandatory?? >> >> On Thu, Oct 30, 2014 at 7:43 AM, Suneel Marthi <[email protected]> >> wrote: >> >> > I am using Java 7. This is from >> https://github.com/apache/incubator-flink, >> > was I looking in the wrong place ? >> > >> > >> > On Thu, Oct 30, 2014 at 5:40 AM, Stephan Ewen <[email protected]> wrote: >> > >> >> Hey Suneel! >> >> >> >> Which branch are you referring to? >> >> >> >> Also, which Java Version do you use? Java 6 (earlier versions) has some >> >> limitations to matching generic method signatures and cannot identify >> the >> >> correct overriding method. >> >> >> >> Stephan >> >> >> >> >> >> Am 30.10.2014 10:06 schrieb "Suneel Marthi" <[email protected]>: >> >> >> >> > Trying to build the project via 'mvn clean package', the build fails >> >> always >> >> > with the folllowing error: >> >> > >> >> > [ERROR] Failed to execute goal >> >> > org.apache.maven.plugins:maven-compiler-plugin:3.1:compile >> >> > (default-compile) on project flink-java: Compilation failure >> >> > [ERROR] >> >> > >> >> > >> >> >> /Users/smarthi/opensourceprojects/incubator-flink/flink-java/src/main/java/org/apache/flink/api/java/operators/CoGroupOperator.java:[56,8] >> >> > org.apache.flink.api.java.operators.CoGroupOperator is not abstract >> and >> >> > does not override abstract method >> >> > >> >> > >> >> >> translateToDataFlow(org.apache.flink.api.common.operators.Operator<IN1>,org.apache.flink.api.common.operators.Operator<IN2>) >> >> > in org.apache.flink.api.java.operators.TwoInputOperator >> >> > >> >> > >> >> > Am I missing something here? >> >> > >> >> >> > >> > >> > >
