Make counter on FragmentDescriptor static so generated fragment names are unique.

git-svn-id: svn+ssh://dev.eclipse.org/svnroot/rt/org.eclipse.jetty/jetty/trunk@2870 7e9141cc-0065-0410-87d8-b60c137991c4

VERSION.txt

@@ -1,5 +1,6 @@
 jetty-7.3.2-SNAPSHOT
  + 338819 Externally control Deployment Manager application lifecycle
+ + Ensure generated fragment names are unique
 
 jetty-7.3.1.v20110307 7 March 2011
  + 316382 Support a more strict SSL option with certificates

jetty-webapp/src/main/java/org/eclipse/jetty/webapp/FragmentDescriptor.java

@@ -30,9 +30,9 @@ import org.eclipse.jetty.xml.XmlParser;
 public class FragmentDescriptor extends WebDescriptor
 {
     public static final String NAMELESS = "@@-NAMELESS-@@"; //prefix for nameless Fragments
+    protected static int _counter = 0;
+
     public enum OtherType {None, Before, After};
-    
-    protected int _counter = 0;
     protected OtherType _otherType = OtherType.None;
    
     
@@ -161,4 +161,4 @@ public class FragmentDescriptor extends WebDescriptor
     {
         return null; //only used for absolute-ordering in Descriptor
     }
-}
+}