src/share/classes/sun/misc/ExtensionDependency.java

@@ -68,11 +68,11 @@
  * @author  Jerome Dochez
  */
 public class ExtensionDependency {
 
     /* Callbak interfaces to delegate installation of missing extensions */
-    private static Vector providers;
+    private static Vector<ExtensionInstallationProvider> providers;
 
     /**
      * <p>
      * Register an ExtensionInstallationProvider. The provider is responsible
      * for handling the installation (upgrade) of any missing extensions.

@@ -81,11 +81,11 @@
      */
     public synchronized static void addExtensionInstallationProvider
         (ExtensionInstallationProvider eip)
     {
         if (providers == null) {
-            providers = new Vector();
+            providers = new Vector<>();
         }
         providers.add(eip);
     }
 
     /**

@@ -346,18 +346,20 @@
      */
     protected boolean installExtension(ExtensionInfo reqInfo,
                                        ExtensionInfo instInfo)
         throws ExtensionInstallationException
     {
-
-        Vector currentProviders;
+        Vector<ExtensionInstallationProvider> currentProviders;
         synchronized(providers) {
-            currentProviders = (Vector) providers.clone();
+            @SuppressWarnings("unchecked")
+            Vector<ExtensionInstallationProvider> tmp =
+                (Vector<ExtensionInstallationProvider>) providers.clone();
+            currentProviders = tmp;
         }
-        for (Enumeration e=currentProviders.elements();e.hasMoreElements();) {
-            ExtensionInstallationProvider eip =
-                (ExtensionInstallationProvider) e.nextElement();
+        for (Enumeration<ExtensionInstallationProvider> e = currentProviders.elements();
+                e.hasMoreElements();) {
+            ExtensionInstallationProvider eip = e.nextElement();
 
             if (eip!=null) {
                 // delegate the installation to the provider
                 if (eip.installExtension(reqInfo, instInfo)) {
                     debug(reqInfo.name + " installation successful");