/*
 * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package com.sun.el.parser;

import java.math.BigInteger;

import jakarta.el.ELException;

import com.sun.el.lang.EvaluationContext;

/**
 * @author Jacob Hookom [jacob@hookom.net]
 * @version $Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: kchung $
 */
public final class AstInteger extends SimpleNode {
    public AstInteger(int id) {
        super(id);
    }

    private Number number;

    protected Number getInteger() {
        if (this.number == null) {
            try {
                this.number = Long.valueOf(this.image);
            } catch (ArithmeticException e1) {
                this.number = new BigInteger(this.image);
            }
        }
        return number;
    }

    @Override
    public Class getType(EvaluationContext ctx) throws ELException {
        return this.getInteger().getClass();
    }

    @Override
    public Object getValue(EvaluationContext ctx) throws ELException {
        return this.getInteger();
    }
}
