[ https://issues.apache.org/jira/browse/FLINK-17530?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17100000#comment-17100000 ]
Robert Metzger commented on FLINK-17530: ---------------------------------------- [~chesnay] do you have any other ideas how to resolve this or comments? > Fix illegal reflective access by ClosureCleaner > ----------------------------------------------- > > Key: FLINK-17530 > URL: https://issues.apache.org/jira/browse/FLINK-17530 > Project: Flink > Issue Type: Sub-task > Components: API / DataStream > Affects Versions: 1.11.0 > Reporter: Robert Metzger > Assignee: Robert Metzger > Priority: Major > Fix For: 1.11.0 > > > To reproduce: > {code} > @Test > public void testJava11Warning() { > MapFunction<String, String> fun = new MapFunction<String, > String>() { > String field = "asdf"; > @Override > public String map(String value) throws Exception { > return value + field; > } > }; > ClosureCleaner.clean(fun, > ExecutionConfig.ClosureCleanerLevel.RECURSIVE, false); > } > {code} > Causes: > {code} > WARNING: Illegal reflective access by > org.apache.flink.api.java.ClosureCleaner > (file:/Users/robert/Projects/flink/flink-core/target/classes/) to field > java.lang.String.value > at > org.apache.flink.api.java.ClosureCleaner.clean(ClosureCleaner.java:104) > at > org.apache.flink.api.java.ClosureCleaner.clean(ClosureCleaner.java:126) > at > org.apache.flink.api.java.ClosureCleaner.clean(ClosureCleaner.java:71) > at > org.apache.flink.api.java.ClosureCleanerTest.testJava11Warning(ClosureCleanerTest.java:58) > {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)