jdk/test/java/util/logging/bundlesearch/ResourceBundleSearchTest.java
changeset 17159 bb566a21b661
child 17487 77566e5979d1
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/util/logging/bundlesearch/ResourceBundleSearchTest.java	Thu Apr 18 16:33:11 2013 -0400
@@ -0,0 +1,251 @@
+/*
+ * Copyright (c) 2013, 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.
+ */
+
+/*
+ * @test
+ * @bug     8002070
+ * @summary Remove the stack search for a resource bundle Logger to use
+ * @author  Jim Gish
+ * @build  ResourceBundleSearchTest IndirectlyLoadABundle LoadItUp
+ * @run main ResourceBundleSearchTest
+ */
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+import java.util.MissingResourceException;
+import java.util.ResourceBundle;
+import java.util.logging.Logger;
+
+public class ResourceBundleSearchTest {
+
+    private final static boolean DEBUG = false;
+    private final static String LOGGER_PREFIX = "myLogger.";
+    private static int loggerNum = 0;
+    private final static String PROP_RB_NAME = "ClassPathTestBundle";
+    private final static String TCCL_TEST_BUNDLE = "ContextClassLoaderTestBundle";
+
+    private static int numPass = 0;
+    private static int numFail = 0;
+    private static List<String> msgs = new ArrayList<>();
+
+    public static void main(String[] args) throws Throwable {
+        ResourceBundleSearchTest test = new ResourceBundleSearchTest();
+        test.runTests();
+    }
+
+    private void runTests() throws Throwable {
+        // ensure we are using en as the default Locale so we can find the resource
+        Locale.setDefault(Locale.ENGLISH);
+
+        String testClasses = System.getProperty("test.classes");
+        System.out.println( "test.classes = " + testClasses );
+
+        ClassLoader myClassLoader = ClassLoader.getSystemClassLoader();
+
+        // Find out where we are running from so we can setup the URLClassLoader URL
+        String userDir = System.getProperty("user.dir");
+        String testDir = System.getProperty("test.src", userDir);
+        String sep = System.getProperty("file.separator");
+
+        URL[] urls = new URL[1];
+
+        urls[0] = Paths.get(testDir, "resources").toUri().toURL();
+        URLClassLoader rbClassLoader = new URLClassLoader(urls);
+
+        // Test 1 - can we find a Logger bundle from doing a stack search?
+        // We shouldn't be able to
+        assertFalse(testGetBundleFromStackSearch(), "testGetBundleFromStackSearch");
+
+        // Test 2 - can we find a Logger bundle off of the Thread context class
+        // loader? We should be able to.
+        assertTrue(
+                testGetBundleFromTCCL(TCCL_TEST_BUNDLE, rbClassLoader),
+                "testGetBundleFromTCCL");
+
+        // Test 3 - Can we find a Logger bundle from the classpath?  We should be
+        // able to, but ....
+        // We check to see if the bundle is on the classpath or not so that this
+        // will work standalone.  In the case of jtreg/samevm,
+        // the resource bundles are not on the classpath.  Running standalone
+        // (or othervm), they are
+        if (isOnClassPath(PROP_RB_NAME, myClassLoader)) {
+            debug("We should be able to see " + PROP_RB_NAME + " on the classpath");
+            assertTrue(testGetBundleFromSystemClassLoader(PROP_RB_NAME),
+                    "testGetBundleFromSystemClassLoader");
+        } else {
+            debug("We should not be able to see " + PROP_RB_NAME + " on the classpath");
+            assertFalse(testGetBundleFromSystemClassLoader(PROP_RB_NAME),
+                    "testGetBundleFromSystemClassLoader");
+        }
+
+        report();
+    }
+
+    private void report() throws Exception {
+        System.out.println("Num passed = " + numPass + " Num failed = " + numFail);
+        if (numFail > 0) {
+            // We only care about the messages if they were errors
+            for (String msg : msgs) {
+                System.out.println(msg);
+            }
+            throw new Exception(numFail + " out of " + (numPass + numFail)
+                    + " tests failed.");
+        }
+    }
+
+    public void assertTrue(boolean testResult, String testName) {
+        if (testResult) {
+            numPass++;
+        } else {
+            numFail++;
+            System.out.println("FAILED: " + testName
+                    + " was supposed to return true but did NOT!");
+        }
+    }
+
+    public void assertFalse(boolean testResult, String testName) {
+        if (!testResult) {
+            numPass++;
+        } else {
+            numFail++;
+            System.out.println("FAILED: " + testName
+                    + " was supposed to return false but did NOT!");
+        }
+    }
+
+    public boolean testGetBundleFromStackSearch() throws Throwable {
+        // This should fail.  This was the old functionality to search up the
+        // caller's call stack
+        IndirectlyLoadABundle indirectLoader = new IndirectlyLoadABundle();
+        return indirectLoader.loadAndTest();
+    }
+
+    public boolean testGetBundleFromTCCL(String bundleName,
+            ClassLoader setOnTCCL) throws InterruptedException {
+        // This should succeed.  We should be able to get the bundle from the
+        // thread context class loader
+        debug("Looking for " + bundleName + " using TCCL");
+        LoggingThread lr = new LoggingThread(bundleName, setOnTCCL);
+        lr.start();
+        synchronized (lr) {
+            try {
+                lr.wait();
+            } catch (InterruptedException ex) {
+                throw ex;
+            }
+        }
+        msgs.add(lr.msg);
+        return lr.foundBundle;
+    }
+
+    /*
+     * @param String bundleClass
+     * @param ClassLoader to use for search
+     * @return true iff bundleClass is on system classpath
+     */
+    public static boolean isOnClassPath(String baseName, ClassLoader cl) {
+        ResourceBundle rb = null;
+        try {
+            rb = ResourceBundle.getBundle(baseName, Locale.getDefault(), cl);
+            System.out.println("INFO: Found bundle " + baseName + " on " + cl);
+        } catch (MissingResourceException e) {
+            System.out.println("INFO: Could not find bundle " + baseName + " on " + cl);
+            return false;
+        }
+        return (rb != null);
+    }
+
+    private static String newLoggerName() {
+        // we need a new logger name every time we attempt to find a bundle via
+        // the Logger.getLogger call, so we'll simply tack on an integer which
+        // we increment each time this is called
+        loggerNum++;
+        return LOGGER_PREFIX + loggerNum;
+    }
+
+    public boolean testGetBundleFromSystemClassLoader(String bundleName) {
+        // this should succeed if the bundle is on the system classpath.
+        try {
+            Logger aLogger = Logger.getLogger(ResourceBundleSearchTest.newLoggerName(),
+                    bundleName);
+        } catch (MissingResourceException re) {
+            msgs.add("INFO: testGetBundleFromSystemClassLoader() did not find bundle "
+                    + bundleName);
+            return false;
+        }
+        msgs.add("INFO: testGetBundleFromSystemClassLoader() found the bundle "
+                + bundleName);
+        return true;
+    }
+
+    public static class LoggingThread extends Thread {
+
+        boolean foundBundle = false;
+        String msg = null;
+        ClassLoader clToSetOnTCCL = null;
+        String bundleName = null;
+
+        public LoggingThread(String bundleName) {
+            this.bundleName = bundleName;
+        }
+
+        public LoggingThread(String bundleName, ClassLoader setOnTCCL) {
+            this.clToSetOnTCCL = setOnTCCL;
+            this.bundleName = bundleName;
+        }
+
+        public void run() {
+            boolean setTCCL = false;
+            try {
+                if (clToSetOnTCCL != null) {
+                    Thread.currentThread().setContextClassLoader(clToSetOnTCCL);
+                    setTCCL = true;
+                }
+                // this should succeed if the bundle is on the system classpath.
+                try {
+                    Logger aLogger = Logger.getLogger(ResourceBundleSearchTest.newLoggerName(),
+                            bundleName);
+                    msg = "INFO: LoggingRunnable() found the bundle " + bundleName
+                            + (setTCCL ? " with " : " without ") + "setting the TCCL";
+                    foundBundle = true;
+                } catch (MissingResourceException re) {
+                    msg = "INFO: LoggingRunnable() did not find the bundle " + bundleName
+                            + (setTCCL ? " with " : " without ") + "setting the TCCL";
+                    foundBundle = false;
+                }
+            } catch (Throwable e) {
+                e.printStackTrace();
+                System.exit(1);
+            }
+        }
+    }
+
+    private void debug(String msg) {
+        if (DEBUG) {
+            System.out.println(msg);
+        }
+    }
+}