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changeset 19015:ea1351d22e55

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Added entrySet and keySet to NodeNodeMap
author Tom Rodriguez <tom.rodriguez@oracle.com>
date Wed, 28 Jan 2015 12:39:10 -0800
parents 4f3c6cc1794a
children a02ffe9e18dd
files graal/com.oracle.graal.graph/src/com/oracle/graal/graph/NodeNodeMap.java
diffstat 1 files changed, 11 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.graph/src/com/oracle/graal/graph/NodeNodeMap.java	Wed Jan 28 12:09:13 2015 -0800
+++ b/graal/com.oracle.graal.graph/src/com/oracle/graal/graph/NodeNodeMap.java	Wed Jan 28 12:39:10 2015 -0800
@@ -55,7 +55,11 @@
     }
 
     public Set<Node> keySet() {
-        throw new UnsupportedOperationException("Cannot get key set from this map");
+        HashSet<Node> entries = new HashSet<>();
+        for (Map.Entry<Node, Node> entry : entries()) {
+            entries.add(entry.getKey());
+        }
+        return entries;
     }
 
     public Collection<Node> values() {
@@ -69,7 +73,11 @@
         return result;
     }
 
-    public Set<java.util.Map.Entry<Node, Node>> entrySet() {
-        throw new UnsupportedOperationException("Cannot get entry set for this map");
+    public Set<Map.Entry<Node, Node>> entrySet() {
+        HashSet<Map.Entry<Node, Node>> entries = new HashSet<>();
+        for (Map.Entry<Node, Node> entry : entries()) {
+            entries.add(entry);
+        }
+        return entries;
     }
 }