JDK-6801467 : Defer get the launcher resource bundle until it's needed
  • Type: Enhancement
  • Component: tools
  • Sub-Component: launcher
  • Affected Version: 7
  • Priority: P4
  • Status: Closed
  • Resolution: Fixed
  • OS: generic
  • CPU: generic
  • Submitted: 2009-02-04
  • Updated: 2011-07-15
  • Resolved: 2011-07-15
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JDK 7
7 b51Fixed
Related Reports
Relates :  
JDK-6798873 - Reduce the number of classes loaded and class dependencies
Description
The launcher resource bundle is only needed when an error occurs.  sun.launcher.LauncherHelper class can lazily load the resource bundle instead of by the static initializer.
Comments
SUGGESTED FIX src/share/classes/sun/launcher/LauncherHelper.java @@ -53,22 +53,28 @@ public enum LauncherHelper { INSTANCE; private static final String defaultBundleName = "sun.launcher.resources.launcher"; - private static ResourceBundle javarb = - ResourceBundle.getBundle(defaultBundleName); private static final String MAIN_CLASS = "Main-Class"; private static StringBuilder outBuf = new StringBuilder(); + private static ResourceBundle javarb = null; + private static synchronized ResourceBundle getLauncherResourceBundle() { + if (javarb == null) { + javarb = ResourceBundle.getBundle(defaultBundleName); + } + return javarb; + } + /** * A private helper method to get a localized message and also * apply any arguments that we might pass. */ private static String getLocalizedMessage(String key, Object... args) { - String msg = javarb.getString(key); + String msg = getLauncherResourceBundle().getString(key); return (args != null) ? MessageFormat.format(msg, args) : msg; } /** * The java -help message is split into 3 parts, an invariant, followed
28-02-2009
EVALUATION Load the launcher resource bundle when it's used instead of at class initialization time.
04-02-2009