some little bugfixes

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / ast / ArrayVariableDeclaration.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ArrayVariableDeclaration.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ArrayVariableDeclaration.java
index c213bd3..4322f61 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ArrayVariableDeclaration.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/ArrayVariableDeclaration.java
@@ -4,24 +4,39 @@ import java.util.List;
 import java.util.ArrayList;
 
 /**
- * This variable declaration do not extend AbstractVariableDeclaration because
+ * a variable declaration in an array().
  * it could take Expression as key.
  * @author Matthieu Casanova
  */
 public class ArrayVariableDeclaration extends Expression {
 
-  public Expression key,value;
+  /** the array key. */
+  public Expression key;
 
-  public ArrayVariableDeclaration(final Expression key,final Expression value) {
+  /** the array value. */
+  public Expression value;
+
+  /**
+   * Create a new array variable declaration.
+   * @param key the key
+   * @param value the value
+   */
+  public ArrayVariableDeclaration(final Expression key, final Expression value) {
     super(key.sourceStart, value.sourceEnd);
     this.key = key;
     this.value = value;
   }
 
-  public ArrayVariableDeclaration(final Expression key,final int sourceEnd) {
+  /**
+   * Create a new array variable declaration.
+   * @param key the key
+   * @param sourceEnd the end position
+   */
+  public ArrayVariableDeclaration(final Expression key, final int sourceEnd) {
     super(key.sourceStart, sourceEnd);
     this.key = key;
   }
+
   /**
    * Return the expression as String.
    * @return the expression
@@ -37,8 +52,7 @@ public class ArrayVariableDeclaration extends Expression {
   }
 
 
-
-             /**
+  /**
    * Get the variables from outside (parameters, globals ...)
    * @return the variables from outside
    */
@@ -53,7 +67,9 @@ public class ArrayVariableDeclaration extends Expression {
   public List getModifiedVariable() {
     final ArrayList list = new ArrayList();
     list.addAll(key.getModifiedVariable());
-    list.addAll(value.getModifiedVariable());
+    if (value != null) {
+      list.addAll(value.getModifiedVariable());
+    }
     return list;
   }
 
@@ -63,7 +79,9 @@ public class ArrayVariableDeclaration extends Expression {
    */
   public List getUsedVariable() {
     final ArrayList list = new ArrayList();
-    list.addAll(value.getUsedVariable());
+    if (value != null) {
+      list.addAll(value.getUsedVariable());
+    }
     return list;
   }
 }