net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/EmptyStatement.java

   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2003 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Common Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/cpl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package net.sourceforge.phpdt.internal.compiler.ast;
  12
  13 import net.sourceforge.phpdt.internal.compiler.IAbstractSyntaxTreeVisitor;
  14 import net.sourceforge.phpdt.internal.compiler.flow.FlowContext;
  15 import net.sourceforge.phpdt.internal.compiler.flow.FlowInfo;
  16 import net.sourceforge.phpdt.internal.compiler.lookup.BlockScope;
  17
  18 public class EmptyStatement extends Statement {
  19
  20         public EmptyStatement(int startPosition, int endPosition) {
  21                 this.sourceStart = startPosition;
  22                 this.sourceEnd = endPosition;
  23         }
  24
  25         public FlowInfo analyseCode(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo) {
  26                 return flowInfo;
  27         }
  28
  29 //      public void generateCode(BlockScope currentScope, CodeStream codeStream){
  30 //              // no bytecode, no need to check for reachability or recording source positions
  31 //      }
  32         public StringBuffer printStatement(int tab, StringBuffer output) {
  33                 return printIndent(tab, output).append(';');
  34         }
  35         public void resolve(BlockScope scope) {
  36         }
  37
  38         public void traverse(IAbstractSyntaxTreeVisitor visitor, BlockScope scope) {
  39                 visitor.visit(this, scope);
  40                 visitor.endVisit(this, scope);
  41         }
  42
  43         public String toString(int tab) {
  44                 return tabString(tab) + ";"; //$NON-NLS-1$
  45         }
  46 }
  47