怎么用object定義接口啊
qq_恬恬_03899548
2016-11-27 15:40:19
TA貢獻106條經驗 獲得超23個贊
比如常用的接口文件書寫格式:
public interface Dao {
public int save(Object object);//參數為Object
public int deleteObject(String objectName, Object... condition);//參數為不固定個數的Object
public Object queryBean(String hql);//返回值為Object
public List<?> queryBeans(String objectName, int begin, int num);//泛型數組的返回值(包含Object)
}
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