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Generate unique temporary files for Python and R Spark Interpreters. #823

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Generate unique temporary files for Python and R Spark Interpreters. #823

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8 changes: 7 additions & 1 deletion spark/src/main/java/org/apache/zeppelin/spark/PySparkInterpreter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -91,7 +91,12 @@ public class PySparkInterpreter extends Interpreter implements ExecuteResultHand
public PySparkInterpreter(Properties property) {
super(property);

scriptPath = System.getProperty("java.io.tmpdir") + "/zeppelin_pyspark.py";
try {
File scriptFile = File.createTempFile("zeppelin_pyspark-", ".py");
scriptPath = scriptFile.getAbsolutePath();
} catch (IOException e) {
throw new InterpreterException(e);
}
}

private void createPythonScript() {
Expand Down Expand Up @@ -235,6 +240,7 @@ private int findRandomOpenPortOnAllLocalInterfaces() {
@Override
public void close() {
executor.getWatchdog().destroyProcess();
new File(scriptPath).delete();
gatewayServer.shutdown();
}

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8 changes: 6 additions & 2 deletions spark/src/main/java/org/apache/zeppelin/spark/ZeppelinR.java
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Expand Up @@ -111,8 +111,12 @@ public ZeppelinR(String rCmdPath, String libPath, int sparkRBackendPort) {
this.rCmdPath = rCmdPath;
this.libPath = libPath;
this.port = sparkRBackendPort;
scriptPath = System.getProperty("java.io.tmpdir") + "/zeppelin_sparkr.R";

try {
File scriptFile = File.createTempFile("zeppelin_sparkr-", ".R");
scriptPath = scriptFile.getAbsolutePath();
} catch (IOException e) {
throw new InterpreterException(e);
}
}

/**
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