Myasuka 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_r266996464
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File path:
flink-yarn/src/main/java/org/apache/flink/yarn/AbstractYarnClusterDescriptor.java
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@@ -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:
You could use java's `File.separator` to combine the `javaCommand` instead
of just use hard code `/` if really wants to run on Windows.
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