/*******************************************************************************
* Copyright (c) 2000, 2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.internal.compiler.ast;
import org.eclipse.jdt.internal.compiler.flow.FlowContext;
import org.eclipse.jdt.internal.compiler.flow.FlowInfo;
import org.eclipse.jdt.internal.compiler.impl.*;
import org.eclipse.jdt.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();
}
|