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Fix unloader hanging indefinitely due to a worker thread exception #91

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Fix unloader hanging indefinitely due to a worker thread exception #91

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23 changes: 16 additions & 7 deletions src/main/java/com/datastax/loader/CqlDelimUnload.java
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Original file line number Diff line number Diff line change
Expand Up @@ -463,16 +463,25 @@ public boolean run(String[] args)
return true;
}

public static void main(String[] args)
throws IOException, ParseException, InterruptedException, ExecutionException,
KeyStoreException, NoSuchAlgorithmException, UnrecoverableKeyException,
CertificateException, KeyManagementException {
CqlDelimUnload cdu = new CqlDelimUnload();
boolean success = cdu.run(args);
public static void main(String[] args) {
boolean success;

// If we don't catch all exceptions and force a System.exit(), it's possible there will be
// executor threads stuck in "a waiting for more tasks" state that will never exit.
try {
CqlDelimUnload cdu = new CqlDelimUnload();
success = cdu.run(args);
} catch (IOException | ParseException | InterruptedException | ExecutionException |
KeyStoreException | NoSuchAlgorithmException | UnrecoverableKeyException |
CertificateException | KeyManagementException e) {
success = false;
System.err.println("Fatal Exception: " + e.getMessage());
}

if (success) {
System.exit(0);
} else {
System.exit(-1);
System.exit(1);
}
}

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