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Akira AJISAKA commented on HADOOP-11875: ---------------------------------------- bq. Java8 merely warns about it. FYI: Java9 forbids it. https://blogs.oracle.com/sundararajan/entry/underscore_is_a_keyword_in > [JDK8] Renaming _ as a one-character identifier to another identifier > --------------------------------------------------------------------- > > Key: HADOOP-11875 > URL: https://issues.apache.org/jira/browse/HADOOP-11875 > Project: Hadoop Common > Issue Type: Bug > Reporter: Tsuyoshi Ozawa > Labels: newbie > Attachments: build_error_dump.txt > > > From JDK8, _ as a one-character identifier is disallowed. Currently Web UI > uses it. We should fix them to compile with JDK8. > https://bugs.openjdk.java.net/browse/JDK-8061549 -- This message was sent by Atlassian JIRA (v6.3.4#6332)