8029876: Add a test to verify that Logger.getLogger & LogManager.getLogManager don't throw NPE when System.out == null
Summary: Adds a new test that verifies that the suspected root cause of JDK-8025512 does not cause NPE to be thrown.
Reviewed-by: mchung
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/util/logging/TestGetLoggerNPE.java Tue Feb 11 12:23:28 2014 +0100
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+import java.io.PrintStream;
+import java.security.Permission;
+import java.security.Policy;
+import java.security.ProtectionDomain;
+import java.util.logging.LogManager;
+import java.util.logging.Logger;
+import sun.misc.JavaAWTAccess;
+import sun.misc.SharedSecrets;
+
+/*
+ * @test
+ * @bug 8025512
+ *
+ * @summary NPE with logging while launching webstart
+ *
+ * @build TestGetLoggerNPE
+ * @run main/othervm TestGetLoggerNPE getLogger
+ * @run main/othervm TestGetLoggerNPE getLogManager
+ */
+public class TestGetLoggerNPE {
+ static volatile Throwable thrown = null;
+ public static void main(String[] args) throws Exception {
+ final String testCase = args.length == 0 ? "getLogger" : args[0];
+ final JavaAWTAccessStub access = new JavaAWTAccessStub();
+ SharedSecrets.setJavaAWTAccess(access);
+ final ThreadGroup tg = new ThreadGroup("TestGroup");
+ Thread t = new Thread(tg, "test") {
+ public void run() {
+ try {
+ access.setContext(Context.ONE);
+ final PrintStream out = System.out;
+ System.setOut(null);
+ try {
+ if ("getLogger".equals(testCase)) {
+ Logger.getLogger("sun.plugin");
+ } else {
+ LogManager.getLogManager();
+ }
+ } finally {
+ System.setOut(out);
+ }
+
+ System.out.println(Logger.global);
+ } catch (Throwable x) {
+ x.printStackTrace();
+ thrown = x;
+ }
+ }
+ };
+ Policy.setPolicy(new Policy() {
+ public boolean implies(ProtectionDomain domain,
+ Permission permission) {
+ return true; // all permissions
+ }
+ });
+ System.setSecurityManager(new SecurityManager());
+ t.start();
+ t.join();
+ if (thrown == null) {
+ System.out.println("PASSED: " + testCase);
+ } else {
+ System.err.println("FAILED: " + testCase);
+ throw new Error("Test failed: " + testCase + " - " + thrown, thrown);
+ }
+
+ }
+
+ static enum Context { ONE, TWO };
+
+ static final class JavaAWTAccessStub implements JavaAWTAccess {
+ private static final InheritableThreadLocal<Context> context = new InheritableThreadLocal<>();
+
+
+ public void setContext(Context context) {
+ JavaAWTAccessStub.context.set(context);
+ }
+
+ @Override
+ public Object getAppletContext() {
+ return context.get();
+ }
+
+ }
+
+}