展开全部
class ChanPinClass{
//产品编号
private String ChanPinBianHao;
//产品名称
private String ChanPinName;
//产品单62616964757a686964616fe78988e69d8331333335306333价
private String ChanPinDanJia;
//产品库存
private long ChanPinKuCun;
/**
* 私有化构造函数，供单例使用
*/
private ChanPinClass(){
}
private static ChanPinClass cc = null;
/**
* 可扩展的构造方法
* @param obj
* @throws Exception
*/
public static ChanPinClass getChanPinClass(Object... obj) throws Exception{
if(cc == null){
cc = new ChanPinClass();
}
int obj_length = obj.length;
if(obj_length == 0){
}else if(obj_length == 1){
cc.setChanPinBianHao(String.valueOf(obj[0]));
}else if(obj_length == 2){
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