【Java开源代码栏目提醒】:网学会员为广大网友收集整理了,TokenNumeric.java,希望对大家有所帮助!
package calculator;
/*
* Created on 2004-11-30
*
* TODO To change the template for this generated file go to
* Window - Preferences -
Java - Code Style - Code Templates
*/
/**
* @author tom1
*
* TODO To change the template for this generated type comment go to Window -
* Preferences - Java - Code Style - Code Templates
*/
public class TokenNumeric extends Token {
/**
*
* @uml.property name="number"
*/
private double number = 0.0;
public TokenNumeric(double _number) {
number = _number;
}
public TokenNumeric(String _number) throws TokenException {
try { //将字符串转换为数值
number = Double.valueOf(_number).doubleValue();
} catch (NumberFormatException ne) {
throw new TokenException("Invalid numeric format: " + _number);
}
}
/**
*
* @uml.property name="number"
*/
public double getNumber() {
return number;
}
public String toString() {
return String.valueOf(number);
}
}