Some minor changes

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

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/Literal.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/Literal.java
index 9ab2ad8..125abe7 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/Literal.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/Literal.java
@@ -1,7 +1,6 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
 import java.util.List;
-import java.util.ArrayList;
 
 /**
  * Here is the Superclass of the Literal expressions.
@@ -14,33 +13,28 @@ public abstract class Literal extends Expression {
    * @param sourceStart starting offset
    * @param sourceEnd ending offset
    */
-  public Literal(final int sourceStart, final int sourceEnd) {
+  protected Literal(final int sourceStart, final int sourceEnd) {
     super(sourceStart, sourceEnd);
   }
 
-  public abstract char[] source();
-
   /**
    * Get the variables from outside (parameters, globals ...)
-   * @return an empty list
+   *
+   * @param list the list where we will put variables
    */
-  public List getOutsideVariable() {
-    return new ArrayList();
-  }
+  public final void getOutsideVariable(final List list) {}
 
   /**
    * get the modified variables.
-   * @return an empty list
+   *
+   * @param list the list where we will put variables
    */
-  public List getModifiedVariable() {
-    return new ArrayList();
-  }
+  public final void getModifiedVariable(final List list) {}
 
   /**
    * Get the variables used.
-   * @return an empty list
+   *
+   * @param list the list where we will put variables
    */
-  public List getUsedVariable() {
-    return new ArrayList();
-  }
+  public void getUsedVariable(final List list) {}
 }