摘要: if 和where 动态sql(所有都要+and) <select id="xx" resultMap="xx"> select * from user <where> <if test="xx!=' ' and xx!=null"> and xxx like concat ('%',#{xxx}, 阅读全文
posted @ 2018-02-23 10:29 蕉叶 阅读(131) 评论(0) 推荐(0) 编辑
摘要: http://blog.csdn.net/qq_33556185/article/details/51852537 阅读全文
posted @ 2017-12-07 17:31 蕉叶 阅读(102) 评论(0) 推荐(0) 编辑
摘要: 在log4j中添加 <span style="font-size:12px;">log4j.rootLogger = ${log.level},Console,default,allfile log4j.logger.com.ibatis=debug log4j.logger.java.sql=de 阅读全文
posted @ 2017-11-23 16:36 蕉叶 阅读(215) 评论(0) 推荐(0) 编辑
摘要: The content of elements must consist of well-formed character data or markup. 特殊字符有: < 小于号 ,>大于号等 要用 <![CDATA[ select * from tb_users where id<=100 ]] 阅读全文
posted @ 2017-11-23 15:54 蕉叶 阅读(945) 评论(0) 推荐(0) 编辑
摘要: SpringMVC FM标签 <%@ taglib prefix="fm" uri="http://www.springframework.org/tags/form" %> struts2 s标签(ui) <%@ taglib prefix="s" uri="/struts-tags" %> 阅读全文
posted @ 2017-11-17 14:18 蕉叶 阅读(171) 评论(0) 推荐(0) 编辑
摘要: SimpleDateFormat df = new SimpleDateFormat("dd-MM月-yyyy hh.mm.ss"); df.format(需要格式化的时间变量名); 阅读全文
posted @ 2017-11-16 15:03 蕉叶 阅读(105) 评论(0) 推荐(0) 编辑
摘要: package fiter; import java.io.File;import java.io.IOException; import javax.servlet.Filter;import javax.servlet.FilterChain;import javax.servlet.Filte 阅读全文
posted @ 2017-11-16 10:37 蕉叶 阅读(112) 评论(0) 推荐(0) 编辑
摘要: <?xml version="1.0" encoding="UTF-8"?><web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:sch 阅读全文
posted @ 2017-11-16 10:36 蕉叶 阅读(255) 评论(0) 推荐(0) 编辑
摘要: <?xml version="1.0" encoding="UTF-8" ?><!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache 阅读全文
posted @ 2017-11-16 10:35 蕉叶 阅读(420) 评论(0) 推荐(0) 编辑
摘要: <?xml version='1.0' encoding='UTF-8'?><!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://hibernate.so 阅读全文
posted @ 2017-11-16 10:21 蕉叶 阅读(387) 评论(0) 推荐(0) 编辑