--- /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.parser;
+
+/**
+ * Internal local variable structure for parsing recovery
+ */
+import org.eclipse.jdt.internal.compiler.ast.ArrayTypeReference;
+import org.eclipse.jdt.internal.compiler.ast.ASTNode;
+import org.eclipse.jdt.internal.compiler.ast.Expression;
+import org.eclipse.jdt.internal.compiler.ast.LocalDeclaration;
+import org.eclipse.jdt.internal.compiler.ast.Statement;
+
+public class RecoveredLocalVariable extends RecoveredStatement {
+
+ public LocalDeclaration localDeclaration;
+ boolean alreadyCompletedLocalInitialization;
+public RecoveredLocalVariable(LocalDeclaration localDeclaration, RecoveredElement parent, int bracketBalance){
+ super(localDeclaration, parent, bracketBalance);
+ this.localDeclaration = localDeclaration;
+ this.alreadyCompletedLocalInitialization = localDeclaration.initialization != null;
+}
+/*
+ * Record an expression statement if local variable is expecting an initialization expression.
+ */
+public RecoveredElement add(Statement stmt, int bracketBalanceValue) {
+
+ if (this.alreadyCompletedLocalInitialization || !(stmt instanceof Expression)) {
+ return super.add(stmt, bracketBalanceValue);
+ } else {
+ this.alreadyCompletedLocalInitialization = true;
+ this.localDeclaration.initialization = (Expression)stmt;
+ this.localDeclaration.declarationSourceEnd = stmt.sourceEnd;
+ this.localDeclaration.declarationEnd = stmt.sourceEnd;
+ return this;
+ }
+}
+/*
+ * Answer the associated parsed structure
+ */
+public ASTNode parseTree(){
+ return localDeclaration;
+}
+/*
+ * Answer the very source end of the corresponding parse node
+ */
+public int sourceEnd(){
+ return this.localDeclaration.declarationSourceEnd;
+}
+public String toString(int tab) {
+ return tabString(tab) + "Recovered local variable:\n" + localDeclaration.print(tab + 1, new StringBuffer(10)); //$NON-NLS-1$
+}
+public Statement updatedStatement(){
+ return localDeclaration;
+}
+/*
+ * A closing brace got consumed, might have closed the current element,
+ * in which case both the currentElement is exited.
+ *
+ * Fields have no associated braces, thus if matches, then update parent.
+ */
+public RecoveredElement updateOnClosingBrace(int braceStart, int braceEnd){
+ if (bracketBalance > 0){ // was an array initializer
+ bracketBalance--;
+ if (bracketBalance == 0) alreadyCompletedLocalInitialization = true;
+ return this;
+ }
+ if (parent != null){
+ return parent.updateOnClosingBrace(braceStart, braceEnd);
+ }
+ return this;
+}
+/*
+ * An opening brace got consumed, might be the expected opening one of the current element,
+ * in which case the bodyStart is updated.
+ */
+public RecoveredElement updateOnOpeningBrace(int braceStart, int braceEnd){
+ if (localDeclaration.declarationSourceEnd == 0
+ && localDeclaration.type instanceof ArrayTypeReference
+ && !alreadyCompletedLocalInitialization){
+ bracketBalance++;
+ return null; // no update is necessary (array initializer)
+ }
+ // might be an array initializer
+ this.updateSourceEndIfNecessary(braceStart - 1, braceEnd - 1);
+ return this.parent.updateOnOpeningBrace(braceStart, braceEnd);
+}
+public void updateParseTree(){
+ this.updatedStatement();
+}
+/*
+ * Update the declarationSourceEnd of the corresponding parse node
+ */
+public void updateSourceEndIfNecessary(int bodyStart, int bodyEnd){
+ if (this.localDeclaration.declarationSourceEnd == 0) {
+ this.localDeclaration.declarationSourceEnd = bodyEnd;
+ this.localDeclaration.declarationEnd = bodyEnd;
+ }
+}
+}