[CJ-dev] other-projects/marmalade/src/main/java/org/marmalade/util ScopedMap.java,1.1,1.2

[John C. <joh...@co...>]

Update of /cvsroot/commonjava/other-projects/marmalade/src/main/java/org/marmalade/util
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv7841/src/main/java/org/marmalade/util

Modified Files:
	ScopedMap.java 
Log Message:
added test for ScopedMap (it works!) and added OGNL implementation of ExpressionEvaluator (not tested yet).

Index: ScopedMap.java
===================================================================
RCS file: /cvsroot/commonjava/other-projects/marmalade/src/main/java/org/marmalade/util/ScopedMap.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- ScopedMap.java	26 Mar 2004 05:13:35 -0000	1.1
+++ ScopedMap.java	27 Mar 2004 04:24:33 -0000	1.2
@@ -4,6 +4,7 @@
 import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.Map;
 import java.util.Set;
 
@@ -16,7 +17,6 @@
   private Map superMap;
   private Map thisMap;
   
-  private int superMapSize;
   private ScopedMapEntriesSet keySet;
   private ScopedMapEntriesSet valueSet;
   private ScopedMapEntriesSet entrySet;
@@ -32,10 +32,9 @@
   private void init(Map superMap){
     Map m = superMap;
     if(m == null){m = Collections.EMPTY_MAP;}
-    this.superMap = Collections.unmodifiableMap(m);
+    this.superMap = new HashMap(m);
     
-    this.superMapSize = superMap.size();
-    this.thisMap = new HashMap(superMap);
+    this.thisMap = new HashMap();
     
     this.entrySet = new ScopedMapEntriesSet(superMap, thisMap, null);
     this.keySet = new ScopedMapEntriesSet(superMap, thisMap, Boolean.TRUE);
@@ -49,7 +48,7 @@
   }
   
   public int size() {
-    return superMapSize + thisMap.size();
+    return superMap.size() + thisMap.size();
   }
 
   public void clear() {
@@ -58,15 +57,15 @@
   }
 
   public boolean isEmpty() {
-    return superMapSize < 1 || thisMap.isEmpty();
+    return superMap.isEmpty() && thisMap.isEmpty();
   }
 
   public boolean containsKey(Object key) {
-    return thisMap.containsKey(key) || (superMap != null && superMap.containsKey(key));
+    return thisMap.containsKey(key) || superMap.containsKey(key);
   }
 
   public boolean containsValue(Object value) {
-    return thisMap.containsValue(value) || (superMap != null && superMap.containsValue(value));
+    return thisMap.containsValue(value) || superMap.containsValue(value);
   }
 
   public Collection values() {
@@ -74,8 +73,16 @@
   }
 
   public void putAll(Map t) {
-    thisMap.putAll(t);
-    update();
+    boolean changed = false;
+    for (Iterator it = t.keySet().iterator(); it.hasNext();) {
+      Object key = it.next();
+      if(!superMap.containsKey(key)){
+        thisMap.put(key, t.get(key));
+        changed = true;
+      }
+    }
+    
+    if(changed){update();}
   }
 
   public Set entrySet() {
@@ -89,7 +96,7 @@
   public Object get(Object key) {
     Object result = thisMap.get(key);
     if(result == null){
-      superMap.get(key);
+      result = superMap.get(key);
     }
     
     return result;
@@ -104,8 +111,11 @@
   }
 
   public Object put(Object key, Object value) {
-    Object result = thisMap.put(key, value);
-    update();
+    Object result = null;
+    if(!superMap.containsKey(key)){
+      result = thisMap.put(key, value);
+      update();
+    }
     return result;
   }