logger.info(String.format("打印日志%s,%s,%b", stringA,stringB,booleanC));
-- Java 字符串格式化详解
https://www.cnblogs.com/travellife/p/Java-zi-fu-chuan-ge-shi-hua-xiang-jie.html
2、String StringBuilder StringBuffer
-- String、StringBuffer与StringBuilder之间区别
http://blog.csdn.net/helongzhong/article/details/54090754
--线程安全性——从StringBuffer和StringBuilder的区别说起
https://blog.csdn.net/djjt10/article/details/52860010
--String,StringBuffer与StringBuilder的区别|线程安全与线程不安全
https://www.cnblogs.com/xingzc/p/6277581.html
3、toString()方法
方法一、
@Override public String toString() { return "DemoClass[name=" + name+ ", age=" + age+ "]"; }
方法二、
import org.apache.commons.lang.builder.ReflectionToStringBuilder; @Override public String toString() { return ReflectionToStringBuilder.toString(this); }
方法三、借助JSON工具类
import com.alibaba.fastjson.JSONObject; @Override public String toString() { return JSONObject.toJSONString(this); }