+/*******************************************************************************
+ * Copyright (c) 2000, 2003 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 net.sourceforge.phpdt.internal.compiler.ast;
-/**
- * @author Matthieu Casanova
- */
-public class FalseLiteral extends MagicLiteral {
-
- public static final char[] source = {'f', 'a', 'l', 's', 'e'};
-
- public FalseLiteral(int sourceStart, int sourceEnd) {
- super(sourceStart, sourceEnd);
- }
-
- /**
- * Return the expression as String.
- * @return the expression
- */
- public String toStringExpression() {
- return "false";
- }
+import net.sourceforge.phpdt.internal.compiler.IAbstractSyntaxTreeVisitor;
+import net.sourceforge.phpdt.internal.compiler.impl.Constant;
+import net.sourceforge.phpdt.internal.compiler.lookup.BlockScope;
+import net.sourceforge.phpdt.internal.compiler.lookup.TypeBinding;
- public char[] source() {
- return source;
- }
+public class FalseLiteral extends MagicLiteral {
+ static final char[] source = {'f', 'a', 'l', 's', 'e'};
+public FalseLiteral(int s , int e) {
+ super(s,e);
+}
+public void computeConstant() {
- public String toString() {
- return "false";//$NON-NLS-1$
- }
-}
\ No newline at end of file
+ constant = Constant.fromValue(false);}
+/**
+ * Code generation for false literal
+ *
+ * @param currentScope net.sourceforge.phpdt.internal.compiler.lookup.BlockScope
+ * @param codeStream net.sourceforge.phpdt.internal.compiler.codegen.CodeStream
+ * @param valueRequired boolean
+ */
+//public void generateCode(BlockScope currentScope, CodeStream codeStream, boolean valueRequired) {
+// int pc = codeStream.position;
+// if (valueRequired)
+// codeStream.iconst_0();
+// codeStream.recordPositionsFrom(pc, this.sourceStart);
+//}
+//public void generateOptimizedBoolean(BlockScope currentScope, CodeStream codeStream, Label trueLabel, Label falseLabel, boolean valueRequired) {
+//
+// // falseLabel being not nil means that we will not fall through into the FALSE case
+//
+// int pc = codeStream.position;
+// if (valueRequired) {
+// if (falseLabel != null) {
+// // implicit falling through the TRUE case
+// if (trueLabel == null) {
+// codeStream.goto_(falseLabel);
+// }
+// }
+// }
+// codeStream.recordPositionsFrom(pc, this.sourceStart);
+//}
+public TypeBinding literalType(BlockScope scope) {
+ return BooleanBinding;
+}
+/**
+ *
+ */
+public char[] source() {
+ return source;
+}
+public void traverse(IAbstractSyntaxTreeVisitor visitor, BlockScope scope) {
+ visitor.visit(this, scope);
+ visitor.endVisit(this, scope);
+}
+}