Java常用配置文件总结

常用配置文件

mybatis.xml

<?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">
<configuration>
    
      <settings>
<!--      开启二级缓存-->
      <setting name="cacheEnabled" value="true"/>
  </settings>
    
    <environments default="development">
        <environment id="development">
            <!-- 配置mysql事务处理 -->
            <transactionManager type="JDBC" />
            <!-- 配置数据库连接信息 并启用Mybatis的连接池-->
            <dataSource type="POOLED">
                <property name="driver" value="com.mysql.jdbc.Driver" />
                <property name="url"        value="jdbc:mysql://localhost:3306/数据库名字" />
                <property name="username" value="root" />
                <property name="password" value="123456" />
            </dataSource>
        </environment>
    </environments>

    <mappers>
        <!-- 配置选择以xml文件的方式使用mybatis -->
        <!-- <mapper resource="com/mapping/UserMapper.xml"/> -->
        <!-- 以注解的方式来使用MyBatis 把所有的接口都在这里声明 -->
        <mapper class="com.dao.UserMapper"/> 
    </mappers>
</configuration>

spring.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:context="http://www.springframework.org/schema/context"
    xmlns:aop="http://www.springframework.org/schema/aop"
    xsi:schemaLocation="
        http://www.springframework.org/schema/beans 
        http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context 
        http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/aop 
        http://www.springframework.org/schema/aop/spring-aop.xsd">

    <!-- 
    项目选用注解来标识bean对象，因此需要配置spring框架扫描注解的包路径
     -->
    <context:component-scan base-package="com.dao"></context:component-scan>
    <context:component-scan base-package="com.service"></context:component-scan>
    <context:component-scan base-package="com.web.controller"></context:component-scan>

    <!-- 
        告知spring数据库jdbc.properties的位置
     -->
    <context:property-placeholder location="classpath:jdbc.properties"/>

    <!-- 
           配置数据库连接用的连接池信息   选用dbcp连接池
     -->
    <bean id="dataSource" class="org.apache.tomcat.dbcp.dbcp.BasicDataSource">
        <property name="driverClassName" value="${jdbc.driver}"></property>
        <property name="url" value="${jdbc.url}"></property>
        <property name="username" value="${jdbc.username}"></property>
        <property name="password" value="${jdbc.password}"></property>
        <property name="initialSize" value="${jdbc.initialSize}"></property>
        <property name="maxActive" value="${jdbc.maxActive}"></property>
    </bean>

    <!-- 加上spring jdbctemplate的配置项 -->
    <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
        <property name="dataSource" ref="dataSource"></property>
    </bean>

</beans>

log4j.properties

#将等级为DEBUG的日志信息输出到console和file这两个目的地，console和file的定义在下面的代码
log4j.rootLogger=DEBUG,console,file

#控制台输出的相关设置
log4j.appender.console = org.apache.log4j.ConsoleAppender
log4j.appender.console.Target = System.out
log4j.appender.console.Threshold=DEBUG
log4j.appender.console.layout = org.apache.log4j.PatternLayout
log4j.appender.console.layout.ConversionPattern=【%c】-%m%n

#文件输出的相关设置
log4j.appender.file = org.apache.log4j.RollingFileAppender
log4j.appender.file.File=./log/zty.log
log4j.appender.file.MaxFileSize=10mb
log4j.appender.file.Threshold=DEBUG
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=[%p][%d{yy-MM-dd}][%c]%m%n

#日志输出级别
log4j.logger.org.mybatis=DEBUG
log4j.logger.java.sql=DEBUG
log4j.logger.java.sql.Statement=DEBUG
log4j.logger.java.sql.ResultSet=DEBUG
log4j.logger.java.sql.PreparedStatement=DEBUG

db.properties

jdbc.driverClass=com.mysql.jdbc.Driver
jdbc.jdbcUrl=jdbc\:mysql\://localhost\:3306/luasedu2?characterEncoding=utf8
jdbc.user=root
jdbc.password=root
jdbc.initialPoolSize=10
jdbc.maxPoolSize=100
jdbc.minPoolSize=10
jdbc.acquireIncrement=10

Mapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.zty.mapper.UserMapper">

    <select id="selectUser" resultType="User">
        select * from user_fo
    </select>


    <select id="queryUserById"  resultType="User">
        select * from user_fo where id = #{id}
    </select>

    <delete id="delete" parameterType="int">
        delete from user_fo where id = #{id}
    </delete>

</mapper>

Maven镜像配置文件

<mirror>
          <id>nexus-aliyun</id>
          <mirrorOf>*,!jeecg,!jeecg-snapshots</mirrorOf>
          <name>Nexus aliyun</name>
          <url>http://maven.aliyun.com/nexus/content/groups/public</url>
      </mirror>

Thymeleaf

<!--        thymeleaf模板-->
        <dependency>
            <groupId>org.thymeleaf</groupId>
            <artifactId>thymeleaf-spring5</artifactId>
        </dependency>
        <dependency>
            <groupId>org.thymeleaf.extras</groupId>
            <artifactId>thymeleaf-extras-java8time</artifactId>
        </dependency>

thymeleaf命名空间
xmlns:th="http://www.thymeleaf.org

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
         http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
         version="4.0"
         metadata-complete="true">

</web-app>

pom.xml资源过滤

<!--在build中配置resuorces，来防止我们的资源导出失败-->
   <build>
       <resources>
           <resource>
               <directory>src/main/resources/</directory>
               <includes>
                   <include>**/*.properties</include>
                   <include>**/*.xml</include>
               </includes>
               <filtering>true</filtering>
           </resource>
           <resource>
               <directory>src/main/java</directory>
               <includes>
                   <include>**/*.properties</include>
                   <include>**/*.xml</include>
               </includes>
               <filtering>true</filtering>
           </resource> </resources>
   </build>