src/share/classes/javax/swing/UIManager.java

@@ -579,11 +579,11 @@
         if ("javax.swing.plaf.metal.MetalLookAndFeel".equals(className)) {
             // Avoid reflection for the common case of metal.
             setLookAndFeel(new javax.swing.plaf.metal.MetalLookAndFeel());
         }
         else {
-            Class lnfClass = SwingUtilities.loadSystemClass(className);
+            Class<?> lnfClass = SwingUtilities.loadSystemClass(className);
             setLookAndFeel((LookAndFeel)(lnfClass.newInstance()));
         }
     }
 
     /**

@@ -1047,11 +1047,11 @@
         LookAndFeel multiLookAndFeel = getLAFState().multiLookAndFeel;
         if (multiLookAndFeel == null) {
             String defaultName = "javax.swing.plaf.multi.MultiLookAndFeel";
             String className = getLAFState().swingProps.getProperty(multiplexingLAFKey, defaultName);
             try {
-                Class lnfClass = SwingUtilities.loadSystemClass(className);
+                Class<?> lnfClass = SwingUtilities.loadSystemClass(className);
                 multiLookAndFeel = (LookAndFeel)lnfClass.newInstance();
             } catch (Exception exc) {
                 System.err.println("UIManager: failed loading " + className);
             }
         }

@@ -1335,14 +1335,15 @@
         }
 
         // Try to get default LAF from system property, then from AppContext
         // (6653395), then use cross-platform one by default.
         String lafName = null;
-        HashMap lafData =
+        @SuppressWarnings("unchecked")
+        HashMap<Object, String> lafData =
                 (HashMap) AppContext.getAppContext().remove("swing.lafdata");
         if (lafData != null) {
-            lafName = (String) lafData.remove("defaultlaf");
+            lafName = lafData.remove("defaultlaf");
         }
         if (lafName == null) {
             lafName = getCrossPlatformLookAndFeelClassName();
         }
         lafName = swingProps.getProperty(defaultLAFKey, lafName);

@@ -1378,11 +1379,11 @@
          */
 
         while (p.hasMoreTokens()) {
             String className = p.nextToken();
             try {
-                Class lnfClass = SwingUtilities.loadSystemClass(className);
+                Class<?> lnfClass = SwingUtilities.loadSystemClass(className);
                 LookAndFeel newLAF = (LookAndFeel)lnfClass.newInstance();
                 newLAF.initialize();
                 auxLookAndFeels.addElement(newLAF);
             }
             catch (Exception e) {