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  1. Hadoop Common
  2. HADOOP-11123 Fix Java 9 incompatibilies in Hadoop
  3. HADOOP-15287

JDK9 JavaDoc build fails due to one-character underscore identifiers in hadoop-yarn-common

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.1.0
    • Component/s: documentation
    • Labels:
      None
    • Environment:
    • Hadoop Flags:
      Reviewed

      Description

      mvn --projects hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common javadoc:javadoc fails.

      [ERROR] Failed to execute goal org.apache.maven.plugins:maven-javadoc-plugin:3.0.0-M1:javadoc (default-cli) on project hadoop-yarn-common: An error has occurred in Javadoc report generation:
      [ERROR] Exit code: 1 - ./hadoop/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/hamlet/Hamlet.java:50: error: as of release 9, '_' is a keyword, and may not be used as an identifier
      [ERROR]   public class HTML<T extends _> extends EImp<T> implements HamletSpec.HTML {
      [ERROR]                               ^
      [ERROR] ./hadoop/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/webapp/hamlet/Hamlet.java:92: error: as of release 9, '_' is a keyword, and may not be used as an identifier
      [ERROR]       return base().$href(href)._();
      [ERROR]                                 ^
      ...
      

      FYI: https://bugs.openjdk.java.net/browse/JDK-8061549

        Attachments

        1. HADOOP-15287.1.patch
          0.7 kB
          Takanobu Asanuma
        2. HADOOP-15287.2.patch
          0.7 kB
          Takanobu Asanuma

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              • Assignee:
                tasanuma Takanobu Asanuma
                Reporter:
                tasanuma Takanobu Asanuma
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                  Updated:
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