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

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ArrayInitializer.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ArrayInitializer.java
index 9f3160f..8dca5e1 100644
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ArrayInitializer.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ArrayInitializer.java
@@ -1,17 +1,23 @@
 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 array initializer.
+ * array('a','b','c') or array('a' => 2,'b' = '3');
  * @author Matthieu Casanova
  */
-public class ArrayInitializer extends Expression {
+public final class ArrayInitializer extends Expression {
 
-  public ArrayVariableDeclaration[] vars;
+  /** the key and values. */
+  private final ArrayVariableDeclaration[] vars;
 
+  /**
+   * Create a new array initializer.
+   * @param vars the keys and values of the array
+   * @param sourceStart the starting offset
+   * @param sourceEnd the ending offset
+   */
   public ArrayInitializer(final ArrayVariableDeclaration[] vars,
                           final int sourceStart,
                           final int sourceEnd) {
@@ -26,45 +32,44 @@ public class ArrayInitializer extends Expression {
   public String toStringExpression() {
     final StringBuffer buff = new StringBuffer("array(");
     for (int i = 0; i < vars.length; i++) {
-      final ArrayVariableDeclaration var = vars[i];
       if (i != 0) {
         buff.append(",");
       }
-      buff.append(var.toStringExpression());
+      if (vars[i] != null) {
+        buff.append(vars[i].toStringExpression());
+      }
     }
     buff.append(")");
     return buff.toString();
   }
 
-             /**
+  /**
    * Get the variables from outside (parameters, globals ...)
-   * @return the variables from outside
+   * @param list the list where we will put variables
    */
-  public List getOutsideVariable() {
-    return new ArrayList();
-  }
+  public void getOutsideVariable(final List list) {}
 
   /**
    * get the modified variables.
-   * @return the variables from we change value
+   * @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 < vars.length; i++) {
-      list.addAll(vars[i].getModifiedVariable());
+      if (vars[i] != null) {
+        vars[i].getModifiedVariable(list);
+      }
     }
-    return 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 < vars.length; i++) {
-      list.addAll(vars[i].getUsedVariable());
+      if (vars[i] != null) {
+        vars[i].getUsedVariable(list);
+      }
     }
-    return list;
   }
 }