On 08/23/2012 11:46 PM, Dan Xu wrote:
Please review the fix of CR 7193406 at http://cr.openjdk.java.net/~dxu/7193406/webrev/.

It cleans up warnings in the following java files.

   src/share/classes/java/io/FilePermission.java
   src/share/classes/java/util/ArrayDeque.java
   src/share/classes/java/util/Arrays.java
   src/share/classes/java/util/Collections.java
   src/share/classes/java/util/HashMap.java
   src/share/classes/java/util/JumboEnumSet.java
   src/share/classes/java/util/PriorityQueue.java
   src/share/classes/java/util/PropertyResourceBundle.java
   src/share/classes/java/util/jar/JarVerifier.java
   src/share/classes/java/util/jar/Pack200.java
   src/share/classes/sun/util/PreHashedMap.java



And it enables fatal warning flag in the following make file.

   make/java/jar/Makefile


In FilePermission.java file, I make one change to its method signature,

   public Enumeration elements()  ==> public Enumeration<Permission>
   elements()


I am not sure whether it will cause an issue of backward compatibility. Please advise. Thanks!

- Dan

Hi Dan,
I'm not sure to like the fact that you introduce some local variables just to get ride of some warnings given that Hotspot compilers are sometimes sensitive to that. I think this practice should be discussed on this list before committing this changeset.

so is it a good idea to add a temporary local variable to fix a generics warning or should @SuppressWarnings should be set on the whole method ?

Rémi

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