/******************************************************************************* | |
* 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.wst.jsdt.internal.compiler.ast; | |
import org.eclipse.wst.jsdt.internal.compiler.flow.FlowContext; | |
import org.eclipse.wst.jsdt.internal.compiler.flow.FlowInfo; | |
import org.eclipse.wst.jsdt.internal.compiler.impl.*; | |
import org.eclipse.wst.jsdt.internal.compiler.lookup.*; | |
public abstract class Literal extends Expression { | |
public Literal(int s, int e) { | |
sourceStart = s; | |
sourceEnd = e; | |
} | |
public FlowInfo analyseCode( | |
BlockScope currentScope, | |
FlowContext flowContext, | |
FlowInfo flowInfo) { | |
return flowInfo; | |
} | |
public abstract void computeConstant(); | |
public abstract TypeBinding literalType(BlockScope scope); | |
public StringBuffer printExpression(int indent, StringBuffer output){ | |
return output.append(source()); | |
} | |
public TypeBinding resolveType(BlockScope scope) { | |
// compute the real value, which must range its type's range | |
this.resolvedType = literalType(scope); | |
// in case of error, constant did remain null | |
computeConstant(); | |
if (constant == null) { | |
scope.problemReporter().constantOutOfRange(this, this.resolvedType); | |
constant = Constant.NotAConstant; | |
} | |
return this.resolvedType; | |
} | |
public abstract char[] source(); | |
} |