MyBatis配置文件mybatis-config.xml

Posted 2020-08-30 fifiyong

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE configuration
PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-config.dtd">
<!--通过这个配置文件，完成mybatis与数据库的连接  -->
<configuration>
    <!-- 注意此配置文件内的元素的  -->
    <!-- 引入database.properties文件 -->
    <properties resource="database.properties"/> 
    <!--配置mybatis的log实现为LOG4J  -->
    <!-- 配置后，后台就会有sql语句的输出 -->
    <settings>
        <setting name="logImpl" value="LOG4J"/>
    </settings>
    <!-- 设置类的别名 -->
    <typeAliases>
        <!-- <typeAlias alias="User" type="com.wu.pojo.User"/> -->
        <!-- 根据包取别名，把包下面的所有类都按类名来取别名 -->
        <!-- 这用可以简化代码量 -->
        <package name="com.wu.pojo"/>
    </typeAliases>



    <environments default="development">
        <environment id="development">
            <!-- 配置事务管理 ，采用JDBC管理事务-->
            <transactionManager type="JDBC"/>
            <!-- POOLED是mybatis的 数据源 -->
            <!-- JNDI是基于tomcat的数据源 -->
            <dataSource type="POOLED">
                <property name="driver" value="${driver}"/>
                <property name="url" value="${url}"/>
                <property name="username" value="${username}"/>
                <property name="password" value="${password}"/>
            </dataSource>
        </environment>
    </environments>
    

    
    <!-- pojo的映射文件UserMapper引入到配入到配置文件中 -->
    <mappers>
        <!-- resource要写成路径 -->
        <mapper resource="com/wu/dao/UserMapper.xml"/>
        <mapper resource="com/wu/dao/RoleMapper.xml"/>
        <package name=""/><!-- ???用处？？？ -->
    </mappers>
</configuration>

 

log4j.properties配合文件

log4j.rootLogger=DEBUG,CONSOLE,file
#log4j.rootLogger=ERROR,ROLLING_FILE
log4j.logger.com.wu.dao=debug
log4j.logger.com.ibatis=debug 
log4j.logger.com.ibatis.common.jdbc.SimpleDataSource=debug 
log4j.logger.com.ibatis.common.jdbc.ScriptRunner=debug 
log4j.logger.com.ibatis.sqlmap.engine.impl.SqlMapClientDelegate=debug 
log4j.logger.java.sql.Connection=debug 
log4j.logger.java.sql.Statement=debug 
log4j.logger.java.sql.PreparedStatement=debug 
log4j.logger.java.sql.ResultSet=debug 
log4j.logger.org.tuckey.web.filters.urlrewrite.UrlRewriteFilter=debug

######################################################################################
# Console Appender  \u65e5\u5fd7\u5728\u63a7\u5236\u8f93\u51fa\u914d\u7f6e
######################################################################################
log4j.appender.CONSOLE=org.apache.log4j.ConsoleAppender
log4j.appender.Threshold=error
log4j.appender.CONSOLE.Target=System.out
log4j.appender.CONSOLE.layout=org.apache.log4j.PatternLayout
log4j.appender.CONSOLE.layout.ConversionPattern= [%p] %d %c - %m%n


######################################################################################
# DailyRolling File  \u6bcf\u5929\u4ea7\u751f\u4e00\u4e2a\u65e5\u5fd7\u6587\u4ef6\uff0c\u6587\u4ef6\u540d\u683c\u5f0f:log2009-09-11
######################################################################################
log4j.appender.file=org.apache.log4j.DailyRollingFileAppender
log4j.appender.file.DatePattern=yyyy-MM-dd
log4j.appender.file.File=log.log
log4j.appender.file.Append=true
log4j.appender.file.Threshold=error
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=%d{yyyy-M-d HH:mm:ss}%x[%5p](%F:%L) %m%n


log4j.logger.com.opensymphony.xwork2=error