+++ /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.flow;
-
-import org.eclipse.jdt.core.compiler.CharOperation;
-import org.eclipse.jdt.internal.compiler.ast.ASTNode;
-import org.eclipse.jdt.internal.compiler.codegen.Label;
-import org.eclipse.jdt.internal.compiler.lookup.BlockScope;
-
-/**
- * Reflects the context of code analysis, keeping track of enclosing
- * try statements, exception handlers, etc...
- */
-public class LabelFlowContext extends SwitchFlowContext {
-
- public char[] labelName;
-
- public LabelFlowContext(
- FlowContext parent,
- ASTNode associatedNode,
- char[] labelName,
- Label breakLabel,
- BlockScope scope) {
-
- super(parent, associatedNode, breakLabel);
- this.labelName = labelName;
- checkLabelValidity(scope);
- }
-
- void checkLabelValidity(BlockScope scope) {
-
- // check if label was already defined above
- FlowContext current = parent;
- while (current != null) {
- char[] currentLabelName;
- if (((currentLabelName = current.labelName()) != null)
- && CharOperation.equals(currentLabelName, labelName)) {
- scope.problemReporter().alreadyDefinedLabel(labelName, associatedNode);
- }
- current = current.parent;
- }
- }
-
- public String individualToString() {
-
- return "Label flow context [label:" + String.valueOf(labelName) + "]"; //$NON-NLS-2$ //$NON-NLS-1$
- }
-
- public char[] labelName() {
-
- return labelName;
- }
-}