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package net.sf.xmlform.expression;

import java.math.BigDecimal;
import java.math.BigInteger;

import net.sf.xmlform.expression.impl.AbstractValue;

/**
 * @author Liu Zhikun
 */

public class FloatValue extends AbstractValue implements NumericValue {
	private BigDecimal value;

	public FloatValue(BigDecimal v){
		value=v;
	}

	public Object getValue() {
		return value;
	}
	
	public int intValue() {
		return value.intValue();
	}
    public long longValue() {
    	return value.longValue();
    }
    public float floatValue() {
    	return value.floatValue();
    }
    public double doubleValue() {
    	return value.doubleValue();
    }
    public byte byteValue() {
    	return value.byteValue();
    }
    public short shortValue() {
    	return value.shortValue();
    }

	public String toString() {
		return value.toString();
	}
	
	public int compareTo(Value obj) {
		if(obj instanceof NullValue)
			return 1;
		if(obj instanceof IntegerValue) {
			IntegerValue iv=(IntegerValue)obj;
			BigInteger bi=(BigInteger)iv.getValue();
			return value.compareTo(new BigDecimal(bi));
		}
		if(!(obj instanceof FloatValue))
			throw new ExpressionException(obj+" is not a numieric");
		FloatValue v=(FloatValue)obj;
		return value.compareTo(v.value);
	}
	
}