Matrix42 commented on a change in pull request #8011: [FLINK-11958][on-yarn] fix flink on windows yarn deploy failed URL: https://github.com/apache/flink/pull/8011#discussion_r267170561
########## File path: flink-yarn/src/main/java/org/apache/flink/yarn/AbstractYarnClusterDescriptor.java ########## @@ -1555,7 +1555,15 @@ protected ContainerLaunchContext setupApplicationMasterContainer( ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class); final Map<String, String> startCommandValues = new HashMap<>(); - startCommandValues.put("java", "$JAVA_HOME/bin/java"); + String osName = System.getProperty("os.name"); + String javaHome; + if (osName.startsWith("Windows")) { + javaHome = "%JAVA_HOME%"; + } else { + javaHome = "$JAVA_HOME"; + } + String javaCommand = javaHome + "/bin/java"; Review comment: It's legal use `/` on Windows ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services