+++ /dev/null
-/*******************************************************************************
- * Copyright (c) 2000, 2004 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v10.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
-package org.eclipse.jdt.internal.compiler.ast;
-
-import org.eclipse.jdt.internal.compiler.lookup.BlockScope;
-import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
-import org.eclipse.jdt.internal.compiler.codegen.CodeStream;
-import org.eclipse.jdt.internal.compiler.flow.FlowContext;
-import org.eclipse.jdt.internal.compiler.flow.FlowInfo;
-import org.eclipse.jdt.internal.compiler.ASTVisitor;
-
-public class EmptyStatement extends Statement {
-
- public EmptyStatement(int startPosition, int endPosition) {
- this.sourceStart = startPosition;
- this.sourceEnd = endPosition;
- }
-
- public FlowInfo analyseCode(BlockScope currentScope, FlowContext flowContext, FlowInfo flowInfo) {
- return flowInfo;
- }
-
- // Report an error if necessary
- public boolean complainIfUnreachable(FlowInfo flowInfo, BlockScope scope, boolean didAlreadyComplain) {
-
- // before 1.4, empty statements are tolerated anywhere
- if (scope.environment().options.complianceLevel < ClassFileConstants.JDK1_4) {
- return false;
- }
- return super.complainIfUnreachable(flowInfo, scope, didAlreadyComplain);
- }
-
- public void generateCode(BlockScope currentScope, CodeStream codeStream){
- // no bytecode, no need to check for reachability or recording source positions
- }
-
- public StringBuffer printStatement(int tab, StringBuffer output) {
- return printIndent(tab, output).append(';');
- }
-
- public void resolve(BlockScope scope) {
- if ((bits & IsUsefulEmptyStatementMASK) == 0) {
- scope.problemReporter().superfluousSemicolon(this.sourceStart, this.sourceEnd);
- } else {
- scope.problemReporter().emptyControlFlowStatement(this.sourceStart, this.sourceEnd);
- }
- }
-
- public void traverse(ASTVisitor visitor, BlockScope scope) {
- visitor.visit(this, scope);
- visitor.endVisit(this, scope);
- }
-
-
-}
-