--- /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.ASTVisitor;
+import org.eclipse.jdt.internal.compiler.lookup.*;
+
+public class PrefixExpression extends CompoundAssignment {
+
+ /**
+ * PrefixExpression constructor comment.
+ * @param l org.eclipse.jdt.internal.compiler.ast.Expression
+ * @param e org.eclipse.jdt.internal.compiler.ast.Expression
+ * @param op int
+ */
+ public PrefixExpression(Expression l, Expression e, int op, int pos) {
+
+ super(l, e, op, l.sourceEnd);
+ this.sourceStart = pos;
+ this.sourceEnd = l.sourceEnd;
+ }
+
+ public String operatorToString() {
+
+ switch (operator) {
+ case PLUS :
+ return "++"; //$NON-NLS-1$
+ case MINUS :
+ return "--"; //$NON-NLS-1$
+ }
+ return "unknown operator"; //$NON-NLS-1$
+ }
+
+ public StringBuffer printExpressionNoParenthesis(int indent, StringBuffer output) {
+
+ output.append(operatorToString()).append(' ');
+ return lhs.printExpression(0, output);
+ }
+
+ public boolean restrainUsageToNumericTypes() {
+
+ return true;
+ }
+
+ public void traverse(ASTVisitor visitor, BlockScope scope) {
+
+ if (visitor.visit(this, scope)) {
+ lhs.traverse(visitor, scope);
+ }
+ visitor.endVisit(this, scope);
+ }
+}