8003380: Compiler warnings in logging test code

Summary: Use generics, suppress warnings where appropriate, remove unused imports, etc.
Reviewed-by: lancea, chegar

test/java/util/logging/ClassLoaderLeakTest.java

 /*
- * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2009, 2012, 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
@@ -40,7 +40,6 @@ import java.net.URL;
 import java.net.URLClassLoader;
 import java.util.concurrent.CountDownLatch;
 import java.util.logging.Logger;
-import java.util.logging.Logger;
 
 public class ClassLoaderLeakTest {
 
@@ -59,11 +58,11 @@ public class ClassLoaderLeakTest {
                 try {
                     ClassLoader cl =
                         Thread.currentThread().getContextClassLoader();
-                    Class appMain = cl.loadClass("AppTest");
+                    Class<?> appMain = cl.loadClass("AppTest");
                     Method launch =
                         appMain.getDeclaredMethod("launch", doneSignal.getClass());
 
-                    Constructor c = appMain.getConstructor();
+                    Constructor<?> c = appMain.getConstructor();
 
                     Object o = c.newInstance();
 
@@ -80,8 +79,7 @@ public class ClassLoaderLeakTest {
         /* prepare test  class loader */
         URL pwd = null;
         try {
-
-            pwd = new File(System.getProperty("test.classes",".")).toURL();
+            pwd = new File(System.getProperty("test.classes",".")).toURI().toURL();
         } catch (MalformedURLException e) {
             throw new RuntimeException("Test failed.", e);
         }
@@ -139,7 +137,7 @@ public class ClassLoaderLeakTest {
             uniqClassName = uniq;
         }
 
-        public Class loadClass(String name) throws ClassNotFoundException {
+        public Class<?> loadClass(String name) throws ClassNotFoundException {
             if (verbose) {
                 System.out.printf("%s: load class %s\n", uniqClassName, name);
             }

test/java/util/logging/Listeners.java

@@ -88,6 +88,7 @@ public class Listeners {
         }
     }
 
+    @SuppressWarnings("deprecation")
     public static void main(String[] args) throws Exception {
         LogManager logman = LogManager.getLogManager();
 

test/java/util/logging/ListenersWithSM.java

@@ -35,6 +35,7 @@ import java.beans.PropertyChangeEvent;
 
 public class ListenersWithSM {
 
+    @SuppressWarnings("deprecation")
     public static void main(String[] args) throws Exception {
         boolean granted = args[0].equals("grant");
 

test/java/util/logging/LoggerResourceBundleRace.java

 /*
- * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2012 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
@@ -30,11 +30,10 @@
  * @run main LoggerResourceBundleRace
  */
 
-import java.util.concurrent.atomic.AtomicInteger;
 import java.util.ListResourceBundle;
-import java.util.logging.Logger;
 import java.util.MissingResourceException;
-import java.util.ResourceBundle;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.logging.Logger;
 
 
 public class LoggerResourceBundleRace extends RacingThreadsTest {

test/java/util/logging/LoggingDeadlock2.java

 /*
- * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2006, 2012 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
@@ -103,7 +103,7 @@ public class LoggingDeadlock2 {
             // This may or may not result in a first call to
             // Runtime.addShutdownHook after shutdown has already
             // commenced.
-            LogManager log = LogManager.getLogManager();
+            LogManager.getLogManager();
 
             if (dojoin) {
                 exiter.join();
@@ -148,7 +148,6 @@ public class LoggingDeadlock2 {
         public String out()          { return out; }
         public String err()          { return err; }
         public int exitValue()       { return exitValue; }
-        public Throwable throwable() { return throwable; }
 
         public String toString() {
             StringBuilder sb = new StringBuilder();

test/java/util/logging/LoggingDeadlock3.java

 /*
- * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2012 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
@@ -61,7 +61,7 @@ public class LoggingDeadlock3 {
   public static class GetLogger implements Runnable {
     public void run() {
       for (int cnt = 0; cnt < ITER_CNT * 8; cnt++) {
-        Logger logger = Logger.getLogger("com.sun.Hello"+cnt/10);
+        Logger.getLogger("com.sun.Hello"+cnt/10);
         if (cnt % 1000  == 0) out.print("1");
         if (cnt % 10000 == 0) out.println();
       }

test/java/util/logging/LoggingDeadlock4.java

@@ -30,7 +30,6 @@
  * @run main/othervm/timeout=15 -Djava.awt.headless=true LoggingDeadlock4
  */
 
-import java.awt.Container;
 import java.util.concurrent.CountDownLatch;
 import java.util.logging.LogManager;
 import java.util.logging.Logger;
@@ -68,7 +67,7 @@ public class LoggingDeadlock4 {
                 } catch (InterruptedException e) {
                 }
 
-                LogManager manager = LogManager.getLogManager();
+                LogManager.getLogManager();
             }
         };
         lmThread.start();
@@ -86,7 +85,7 @@ public class LoggingDeadlock4 {
                 } catch (InterruptedException e) {
                 }
 
-                Logger foo = Logger.getLogger("foo logger");
+                Logger.getLogger("foo logger");
             }
         };
         logThread.start();

test/java/util/logging/LoggingMXBeanTest.java

@@ -208,7 +208,7 @@ public class LoggingMXBeanTest
             String levelName = (String) mbs.invoke(  objectName, "getLoggerLevel", params, signature );
             l = Level.parse(levelName);
             System.out.print("    Logger1: " );
-            if ( l.equals( l.ALL ) ) {
+            if ( l.equals( Level.ALL ) ) {
                 System.out.println("Level Set to ALL: PASSED" );
                 log1 = true;
             }
@@ -226,7 +226,7 @@ public class LoggingMXBeanTest
             levelName = (String) mbs.invoke(  objectName, "getLoggerLevel", params, signature );
             l = Level.parse(levelName);
             System.out.print("    Logger2: " );
-            if ( l.equals( l.FINER ) ) {
+            if ( l.equals( Level.FINER ) ) {
                 System.out.println("Level Set to FINER: PASSED" );
                 log2 = true;
             }
@@ -247,6 +247,6 @@ public class LoggingMXBeanTest
     }
 
     public static void main(String[] argv) throws Exception {
-        LoggingMXBeanTest p = new LoggingMXBeanTest();
+        new LoggingMXBeanTest();
     }
 }

test/java/util/logging/LoggingMXBeanTest2.java

@@ -37,7 +37,6 @@ import java.util.ListIterator;
 
 public class LoggingMXBeanTest2
 {
-
     static LoggingMXBean mbean = LogManager.getLoggingMXBean();
     static String LOGGER_NAME_1 = "com.sun.management.Logger";
     static String LOGGER_NAME_2 = "com.sun.management.Logger.Logger2";
@@ -57,14 +56,14 @@ public class LoggingMXBeanTest2
          */
         System.out.println("Test Logger Name retrieval (getLoggerNames)");
         boolean log1 = false, log2 = false;
-        List loggers = mbean.getLoggerNames();
+        List<String> loggers = mbean.getLoggerNames();
         if (loggers == null || loggers.size() < 2) {
             throw new RuntimeException(
                 "Could not Detect the presense of the new Loggers");
         }
 
-        for (ListIterator iter = loggers.listIterator(); iter.hasNext(); ) {
-            String logger = (String) iter.next();
+        for (ListIterator<String> iter = loggers.listIterator(); iter.hasNext(); ) {
+            String logger = iter.next();
             if (logger.equals(LOGGER_NAME_1)) {
                 log1 = true;
                 System.out.println("  : Found new Logger : " + logger);
@@ -187,6 +186,6 @@ public class LoggingMXBeanTest2
     }
 
     public static void main(String[] argv) throws Exception {
-        LoggingMXBeanTest2 p = new LoggingMXBeanTest2();
+        new LoggingMXBeanTest2();
     }
 }

test/java/util/logging/MemoryHandlerTest.java

@@ -48,7 +48,7 @@ public class MemoryHandlerTest {
         File fname = new File(tstSrc, LM_PROP_FNAME);
         String prop = fname.getCanonicalPath();
         System.setProperty(CFG_FILE_PROP, prop);
-        LogManager logMgr = LogManager.getLogManager();
+        LogManager.getLogManager();
         // create a logger
         logger = Logger.getLogger(MemoryHandlerTest.class.getName());
         // don't have parent handlers get log messages

test/java/util/logging/ParentLoggersTest.java

+/*
+ * Copyright (c) 2012, 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     6498300
@@ -86,12 +109,12 @@ public class ParentLoggersTest {
         Vector<String> expectedLoggerNames = new Vector<String>(getDefaultLoggerNames());
 
         // Create the logger LOGGER_NAME_1
-        Logger logger1 = Logger.getLogger(LOGGER_NAME_1);
+        Logger.getLogger(LOGGER_NAME_1);
         expectedLoggerNames.addElement(PARENT_NAME_1);
         expectedLoggerNames.addElement(LOGGER_NAME_1);
 
         // Create the logger LOGGER_NAME_2
-        Logger logger2 = Logger.getLogger(LOGGER_NAME_2);
+        Logger.getLogger(LOGGER_NAME_2);
         expectedLoggerNames.addElement(PARENT_NAME_2);
         expectedLoggerNames.addElement(LOGGER_NAME_2);
 

test/java/util/logging/SimpleFormatterFormat.java

 /*
- * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2012 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
@@ -92,8 +92,9 @@ public class SimpleFormatterFormat {
         System.out.println("Checking log records in file: " + log);
         Pattern p = Pattern.compile("([\\.a-zA-Z:]+) (.*) \\[.*\\] source: (.*)");
 
-        try (FileInputStream in = new FileInputStream(log)) {
-            BufferedReader reader = new BufferedReader(new InputStreamReader(in));
+        try (FileInputStream in = new FileInputStream(log);
+                BufferedReader reader = new BufferedReader(new InputStreamReader(in));
+                ) {
             String line;
             int i = 0;
             while (i < messages.length &&