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8159031: jjs throws NoSuchFileException if ~/.jjs.history does not exist

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Reviewed-by: sundar, mhaupt
This commit is contained in:
Hannes Wallnöfer 2016-06-08 15:53:22 +02:00
parent 5a190a8ec6
commit 54ec7c6b21
1 changed files with 2 additions and 1 deletions
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3
nashorn/src/jdk.scripting.nashorn.shell/share/classes/jdk/nashorn/tools/jjs/Console.java
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@ -59,7 +59,8 @@ class Console implements AutoCloseable {
in.setHandleUserInterrupt(true);
in.setBellEnabled(true);
in.setCopyPasteDetection(true);
in.setHistory(new EditingHistory(in, Files.readAllLines(historyFile.toPath())) {
final Iterable<String> existingHistory = historyFile.exists() ? Files.readAllLines(historyFile.toPath()) : null;
in.setHistory(new EditingHistory(in, existingHistory) {
@Override protected boolean isComplete(CharSequence input) {
return completer.isComplete(input.toString());
}