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

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/PrintExpression.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/PrintExpression.java
index 5f6f43e..9dca4d1 100644
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/PrintExpression.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/PrintExpression.java
@@ -1,13 +1,15 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
+import java.util.List;
+
 /**
  * @author Matthieu Casanova
  */
-public class PrintExpression extends Expression {
+public final class PrintExpression extends Expression {
 
-  public Expression expression;
+  private final Expression expression;
 
-  public PrintExpression(Expression expression, int sourceStart, int sourceEnd) {
+  public PrintExpression(final Expression expression, final int sourceStart, final int sourceEnd) {
     super(sourceStart, sourceEnd);
     this.expression = expression;
   }
@@ -19,4 +21,31 @@ public class PrintExpression extends Expression {
   public String toStringExpression() {
     return "print " + expression.toStringExpression();
   }
+
+  /**
+   * Get the variables from outside (parameters, globals ...)
+   *
+   * @param list the list where we will put variables
+   */
+  public void getOutsideVariable(final List list) {
+    expression.getOutsideVariable(list);
+  }
+
+  /**
+   * get the modified variables.
+   *
+   * @param list the list where we will put variables
+   */
+  public void getModifiedVariable(final List list) {
+    expression.getModifiedVariable(list);
+  }
+
+  /**
+   * Get the variables used.
+   *
+   * @param list the list where we will put variables
+   */
+  public void getUsedVariable(final List list) {
+    expression.getUsedVariable(list);
+  }
 }