java 10位和13时间戳转日期格式

/* 
* 将10 or 13 位时间戳转为时间字符串 
* convert the number 1407449951 1407499055617 to date/time format timestamp 
*/  
public static String timestamp2Date(String str_num,String format ) {  
    SimpleDateFormat sdf = new SimpleDateFormat(format);  
    if (str_num.length() == 13) {  
        String date = sdf.format(new Date(Long.parseLong(str_num)));  
        LogUtil.debug("timestamp2Date"+ "将13位时间戳:" + str_num + "转化为字符串:", date);  
        return date;  
    } else {  
        String date = sdf.format(new Date(Integer.parseInt(str_num) * 1000L));  
        LogUtil.debug("timestamp2Date" + "将10位时间戳:" + str_num + "转化为字符串:", date);  
        return date;  
    }  
} 

转载地址

https://blog.csdn.net/yeyuewushang/article/details/53812197