Mon, 17 Mar 2014 18:27:30 +0100
8037378: Write sanity tests for bytecode persistence feature
Reviewed-by: sundar, hannesw
1 /*
2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
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30 */
32 /**
33 * Prints unique lines from a given file.
34 */
36 if (arguments.length != 1) {
37 print("Usage: jjs uniq.js -- <file>");
38 java.lang.System.exit(1);
39 }
41 var imports = new JavaImporter(java.io);
43 var uniqueLines = {};
44 with (imports) {
45 var reader = new BufferedReader(new FileReader(arguments[0]));
46 while ((line = reader.readLine()) != null) {
47 // using a JS object as a map...
48 uniqueLines[line] = true;
49 }
50 }
52 // now print the collected lines
53 for (i in uniqueLines) {
54 print(i);
55 }