X-Git-Url: http://git.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/BinaryExpression.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/BinaryExpression.java
index 5f54d9e..1699c5e 100644
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/BinaryExpression.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/BinaryExpression.java
@@ -1,5 +1,8 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
+import java.util.List;
+import java.util.ArrayList;
+
 /**
  * @author Matthieu Casanova
  */
@@ -8,10 +11,10 @@ public class BinaryExpression extends OperatorExpression {
   /** The two expressions. */
   public Expression left,right;
 
-  public BinaryExpression(Expression left,
-                          Expression right,
-                          int operator) {
-    super(operator, left.sourceStart, right.sourceEnd);
+  public BinaryExpression(final Expression left,
+                          final Expression right,
+                          final int operator) {
+    super(operator, left.getSourceStart(), right.getSourceEnd());
     this.left = left;
     this.right = right;
   }
@@ -22,4 +25,35 @@ public class BinaryExpression extends OperatorExpression {
     buff.append(right.toStringExpression());
     return buff.toString();
   }
+
+  /**
+   * Get the variables from outside (parameters, globals ...)
+   * @return the variables from outside
+   */
+  public List getOutsideVariable() {
+    return new ArrayList();
+  }
+
+  /**
+   * get the modified variables.
+   * @return the variables from we change value
+   */
+  public List getModifiedVariable() {
+    final ArrayList list = new ArrayList();
+    list.addAll(left.getModifiedVariable());
+    list.addAll(right.getModifiedVariable());
+    return list;
+  }
+
+  /**
+   * Get the variables used.
+   * @return the variables used
+   */
+  public List getUsedVariable() {
+    final ArrayList list = new ArrayList();
+    list.addAll(left.getUsedVariable());
+    list.addAll(right.getUsedVariable());
+    return list;
+  }
+
 }