8031525: Logger created in test/tools/jar/UpdateManifest.java might get gc'ed too early.
Summary: The test needs to keep a strong reference on its loggers otherwise the modification of the logger level may only be transient.
Reviewed-by: chegar
--- a/jdk/test/tools/jar/UpdateManifest.java Fri Jan 10 09:24:47 2014 -0800
+++ b/jdk/test/tools/jar/UpdateManifest.java Fri Jan 10 19:48:02 2014 +0100
@@ -39,6 +39,8 @@
static PrintStream err = System.err;
static boolean debug = true;
+ static final Logger JAR_LOGGER = Logger.getLogger("java.util.jar");
+
public static void realMain(String[] args) throws Throwable {
if (args.length == 0) {
debug = false;
@@ -47,7 +49,7 @@
out = new PrintStream(new FileOutputStream(tmp));
err = out;
// Attributes.read() can log a message we don't care to see.
- Logger.getLogger("java.util.jar").setLevel(Level.OFF);
+ JAR_LOGGER.setLevel(Level.OFF);
}
try { testManifestExistence(); } catch (Throwable t) { unexpected(t); }