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

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ElseIf.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ElseIf.java
index 3602231..b0ff581 100644
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ElseIf.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ElseIf.java
@@ -1,21 +1,18 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
-import net.sourceforge.phpdt.internal.compiler.ast.declarations.VariableUsage;
-
 import java.util.List;
-import java.util.ArrayList;
 
 /**
  * An elseif statement.
  * @author Matthieu Casanova
  */
-public class ElseIf extends Statement {
+public final class ElseIf extends Statement {
 
   /** The condition. */
-  public Expression condition;
+  private final Expression condition;
 
   /** The statements. */
-  public Statement[] statements;
+  private final Statement[] statements;
 
   public ElseIf(final Expression condition, final Statement[] statements, final int sourceStart, final int sourceEnd) {
     super(sourceStart, sourceEnd);
@@ -42,39 +39,36 @@ public class ElseIf extends Statement {
 
   /**
    * Get the variables from outside (parameters, globals ...)
-   * @return the variables from outside
+   *
+   * @param list the list where we will put variables
    */
-  public List getOutsideVariable() {
-    final ArrayList list = new ArrayList();
+  public void getOutsideVariable(final List list) {
     for (int i = 0; i < statements.length; i++) {
-      list.addAll(statements[i].getModifiedVariable());
+      statements[i].getModifiedVariable(list);
     }
-    return list;
   }
 
   /**
    * get the modified variables.
-   * @return the variables modified
+   *
+   * @param list the list where we will put variables
    */
-  public List getModifiedVariable() {
-    final ArrayList list = new ArrayList();
+  public void getModifiedVariable(final List list) {
     for (int i = 0; i < statements.length; i++) {
-      list.addAll(statements[i].getModifiedVariable());
+      statements[i].getModifiedVariable(list);
     }
-    list.addAll(condition.getModifiedVariable());
-    return list;
+    condition.getModifiedVariable(list);
   }
 
   /**
    * Get the variables used.
-   * @return the variables used
+   *
+   * @param list the list where we will put variables
    */
-  public List getUsedVariable() {
-     final ArrayList list = new ArrayList();
+  public void getUsedVariable(final List list) {
     for (int i = 0; i < statements.length; i++) {
-      list.addAll(statements[i].getUsedVariable());
+      statements[i].getUsedVariable(list);
     }
-    list.addAll(condition.getUsedVariable());
-    return list;
+    condition.getUsedVariable(list);
   }
 }