Index: SimpleJarManager.java
===================================================================
RCS file: /cvs/core/bootstrap/src/org/netbeans/Attic/SimpleJarManager.java,v
retrieving revision 1.1.2.1
diff -u -r1.1.2.1 SimpleJarManager.java
--- SimpleJarManager.java	11 Feb 2003 21:31:45 -0000	1.1.2.1
+++ SimpleJarManager.java	13 Feb 2003 14:58:41 -0000
@@ -71,11 +71,17 @@
         
         public Iterator packages() {
             return new EnumIterator(jar.entries()) {
+                Set known = new HashSet();
+                
                 protected Object process(Object o) {
                     JarEntry e = (JarEntry)o;
                     if (e.isDirectory()) {
-                        return e.getName();
+			return null;
                     } else {
+			String itm = e.getName();
+			int slash=itm.lastIndexOf('/');
+			String pkg = itm.substring(0, slash+1);
+			if (known.add(pkg)) return pkg;
                         return null;
                     }
                 }
@@ -131,10 +137,10 @@
         private final Enumeration e;
         
         private Object lookahead;
+        boolean slurped;
         
         EnumIterator(Enumeration e) {
             this.e = e;
-            slurp();
         }
         
         /**
@@ -145,10 +151,12 @@
         protected abstract Object process(Object o);
         
         public boolean hasNext() {
+            if (!slurped) slurp();
             return lookahead != null;
         }
         
         public Object next() {
+            if (!slurped) slurp();
             if (lookahead == null) throw new NoSuchElementException();
             Object o = lookahead;
             slurp();
@@ -160,6 +168,7 @@
         }
         
         private void slurp() {
+            slurped = true;
             while (e.hasMoreElements()) {
                 lookahead = process(e.nextElement());
                 if (lookahead != null) {