--- a/graal/GraalGraph/src/com/oracle/graal/graph/Node.java	Thu Apr 28 14:29:54 2011 +0200
+++ b/graal/GraalGraph/src/com/oracle/graal/graph/Node.java	Thu Apr 28 14:35:35 2011 +0200
@@ -48,10 +48,10 @@
         this.successors = new NodeArray(successors);
         this.predecessors = new ArrayList<Node>();
         this.usages = new ArrayList<Node>();
-        for(Node input : inputs) {
+        for (Node input : inputs) {
             input.usages.add(this);
         }
-        for(Node successor : successors) {
+        for (Node successor : successors) {
             successor.predecessors.add(this);
         }
     }
@@ -116,7 +116,7 @@
             System.arraycopy(nodes, 0, copy, 0, nodes.length);
             return copy;
         }
-        
+
         public int size() {
             return nodes.length;
         }
@@ -154,7 +154,7 @@
         for (int i = 0; i < myInputs.length; i++) {
             other.inputs.set(i, myInputs[i]);
         }
-        while(!usages.isEmpty()) {
+        while (!usages.isEmpty()) {
             Node usage = usages.get(0);
             usage.inputs.replace(this, other);
         }
@@ -167,11 +167,11 @@
             predecessor.successors.replace(this, other);
         }
     }
-    
+
     protected Node setInput(int index, Node in) {
         return this.getInputs().set(index, in);
     }
-    
+
     protected Node setSuccessor(int index, Node sux) {
         return this.getSuccessors().set(index, sux);
     }
@@ -193,4 +193,4 @@
         }
         return nodes;
     }
-}
\ No newline at end of file
+}

--- a/graal/GraalGraph/src/com/oracle/graal/graph/NullNode.java	Thu Apr 28 14:29:54 2011 +0200
+++ b/graal/GraalGraph/src/com/oracle/graal/graph/NullNode.java	Thu Apr 28 14:35:35 2011 +0200
@@ -27,7 +27,7 @@
     public NullNode(int inputs, int successors, Graph graph) {
         super(inputs, successors, graph);
     }
-    
+
     public NullNode(Graph graph) {
         super(0, 0, graph);
     }

--- a/graal/GraalGraph/test/com/oracle/graal/graph/NodeTest.java	Thu Apr 28 14:29:54 2011 +0200
+++ b/graal/GraalGraph/test/com/oracle/graal/graph/NodeTest.java	Thu Apr 28 14:35:35 2011 +0200
@@ -39,34 +39,36 @@
         DummyNode n3 = new DummyNode(0, 0, g1);
         n2.dummySetInput(0, null1);
         n2.dummySetSuccessor(0, n3);
-        
+
         assertSame(null1, n2.getInput(0));
         assertSame(n3, n2.getSuccessor(0));
-        
-        for(Node in : n1.getInputs())
+
+        for (Node in : n1.getInputs()) {
             assertNotNull(in);
-        for(Node sux : n1.getSuccessors())
+        }
+        for (Node sux : n1.getSuccessors()) {
             assertNotNull(sux);
+        }
         assertEquals(n1.getInputs().size(), 2);
         assertEquals(n1.getSuccessors().size(), 1);
     }
-    
+
     @Test
     public void testReplace() {
         Graph g2 = new Graph();
-        
+
         NullNode null2 = new NullNode(g2);
         NullNode null3 = new NullNode(g2);
         NullNode null4 = new NullNode(g2);
         NullNode null5 = new NullNode(g2);
-        
+
         DummyOp2 o1 = new DummyOp2(null2, null3, g2);
         DummyOp2 o2 = new DummyOp2(o1, null4, g2);
         DummyOp2 o3 = new DummyOp2(o2, null4, g2);
         DummyOp2 o4 = new DummyOp2(null5, null5, g2);
-        
+
         o2.replace(o4);
-        
+
         assertTrue(o1.getUsages().contains(o4));
         assertTrue(null4.getUsages().contains(o4));
         assertFalse(o3.getInputs().contains(o2));
@@ -82,11 +84,11 @@
         public DummyNode(Node[] inputs, Node[] successors, Graph graph) {
             super(inputs, successors, graph);
         }
-        
+
         public void dummySetInput(int idx, Node n) {
             this.setInput(idx, n);
         }
-        
+
         public void dummySetSuccessor(int idx, Node n) {
             this.setSuccessor(idx, n);
         }
@@ -97,13 +99,13 @@
         }
 
     }
-    
-    private static class DummyOp2 extends Node{
+
+    private static class DummyOp2 extends Node {
 
         public DummyOp2(Node x, Node y, Graph graph) {
             super(new Node[] {x, y}, new Node[] {}, graph);
         }
-        
+
         public Node x() {
             return this.getInput(0);
         }
@@ -111,11 +113,12 @@
         public Node y() {
             return this.getInput(1);
         }
-        
+
         @Override
         public Node cloneNode(Graph into) {
-            return new DummyOp2(x(), y(), into); // this may create a Node which has inputs which do not belong to its graph
+            return new DummyOp2(x(), y(), into); // this may create a Node which has inputs which do not belong to its
+                                                 // graph
         }
-        
+
     }
 }