【02】开发环境搭建

1、pom.xml

<?xml version="1.0" encoding="UTF-8"?>

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <groupId>com.wgs.cosmos</groupId>
  <artifactId>permission</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>war</packaging>

  <name>permission Maven Webapp</name>

  <properties>
      <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
      <spring.version>5.0.7.RELEASE</spring.version>
      <logback.version>1.2.3</logback.version>
  </properties>

  <dependencies>

      <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-beans</artifactId>
          <version>${spring.version}</version>
      </dependency>
      <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-context</artifactId>
          <version>${spring.version}</version>
      </dependency>
      <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-test</artifactId>
          <version>${spring.version}</version>
      </dependency>

      <!-- Spring web 和 Spring MVC -->
      <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-web</artifactId>
          <version>${spring.version}</version>
      </dependency>
      <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-webmvc</artifactId>
          <version>${spring.version}</version>
      </dependency>
      <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-jdbc</artifactId>
          <version>${spring.version}</version>
      </dependency>
      <dependency>
          <groupId>org.springframework</groupId>
          <artifactId>spring-tx</artifactId>
          <version>${spring.version}</version>
      </dependency>

      <!-- mysql -->
      <dependency>
          <groupId>mysql</groupId>
          <artifactId>mysql-connector-java</artifactId>
          <version>6.0.6</version>
      </dependency>

      <!-- mybatis -->
      <dependency>
          <groupId>org.mybatis</groupId>
          <artifactId>mybatis</artifactId>
          <version>3.4.6</version>
      </dependency>
      <dependency>
          <groupId>org.mybatis</groupId>
          <artifactId>mybatis-spring</artifactId>
          <version>2.0.0</version>
      </dependency>

      <!-- druid -->
      <dependency>
          <groupId>com.alibaba</groupId>
          <artifactId>druid</artifactId>
          <version>1.1.16</version>
      </dependency>

      <!-- lombok -->
      <dependency>
          <groupId>org.projectlombok</groupId>
          <artifactId>lombok</artifactId>
          <version>1.18.8</version>
      </dependency>

      <!-- jackjson -->
      <dependency>
          <groupId>com.fasterxml.jackson.datatype</groupId>
          <artifactId>jackson-datatype-guava</artifactId>
          <version>2.9.8</version>
      </dependency>

      <dependency>
          <groupId>org.codehaus.jackson</groupId>
          <artifactId>jackson-core-asl</artifactId>
          <version>1.9.13</version>
      </dependency>
      <dependency>
          <groupId>org.codehaus.jackson</groupId>
          <artifactId>jackson-mapper-asl</artifactId>
          <version>1.9.13</version>
      </dependency>



      <!-- guava -->
      <dependency>
          <groupId>com.google.guava</groupId>
          <artifactId>guava</artifactId>
          <version>23.0</version>
      </dependency>

      <!-- https://mvnrepository.com/artifact/org.apache.commons/commons-lang3 -->
      <dependency>
          <groupId>org.apache.commons</groupId>
          <artifactId>commons-lang3</artifactId>
          <version>3.8.1</version>
      </dependency>

      <dependency>
          <groupId>junit</groupId>
          <artifactId>junit</artifactId>
          <version>4.11</version>
          <scope>test</scope>
    </dependency>

      <!-- log -->
      <dependency>
          <groupId>ch.qos.logback</groupId>
          <artifactId>logback-core</artifactId>
          <version>${logback.version}</version>
      </dependency>
      <dependency>
          <groupId>ch.qos.logback</groupId>
          <artifactId>logback-classic</artifactId>
          <version>${logback.version}</version>
      </dependency>
      <dependency>
          <groupId>org.slf4j</groupId>
          <artifactId>slf4j-api</artifactId>
          <version>1.7.26</version>
      </dependency>



  </dependencies>

  <build>
    <finalName>permission</finalName>
    <pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->
      <plugins>
        <plugin>
          <artifactId>maven-clean-plugin</artifactId>
          <version>3.1.0</version>
        </plugin>
        <!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging -->
        <plugin>
          <artifactId>maven-resources-plugin</artifactId>
          <version>3.0.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-compiler-plugin</artifactId>
          <version>3.8.0</version>
        </plugin>
        <plugin>
          <artifactId>maven-surefire-plugin</artifactId>
          <version>2.22.1</version>
        </plugin>
        <plugin>
          <artifactId>maven-war-plugin</artifactId>
          <version>3.2.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-install-plugin</artifactId>
          <version>2.5.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-deploy-plugin</artifactId>
          <version>2.8.2</version>
        </plugin>
      </plugins>
    </pluginManagement>
  </build>
</project>

2、web.xml

<!DOCTYPE web-app PUBLIC
 "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
 "http://java.sun.com/dtd/web-app_2_3.dtd" >

<web-app>
    <display-name>Archetype Created Web Application</display-name>

    <!-- 1、监听器 -->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <!-- 2、Spring配置文件 -->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath*:application-context.xml</param-value>
    </context-param>

    <!-- 3、Spring MVC配置文件 -->
    <servlet>
        <servlet-name>dispatcherServlet</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <init-param>
            <param-name>contextConfigLocation</param-name>
            <param-value>classpath:springmvc-context.xml</param-value>
        </init-param>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <!-- 映射dispatcherServlet, 所有请求都由dispatcherServlet处理 -->
    <servlet-mapping>
        <servlet-name>dispatcherServlet</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>

    <!-- 4、过滤器 -->
    <filter>
        <filter-name>encodingFilter</filter-name>
        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
        <init-param>
            <param-name>encoding</param-name>
            <param-value>UTF-8</param-value>
        </init-param>
        <init-param>
            <param-name>forceEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>encodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

    <!-- druid配置 -->
    <servlet>
        <servlet-name>DruidStatServlet</servlet-name>
        <servlet-class>com.alibaba.druid.support.http.StatViewServlet</servlet-class>
        <init-param>
            <param-name>loginUsername</param-name>
            <param-value>druid</param-value>
        </init-param>
        <init-param>
            <param-name>loginPassword</param-name>
            <param-value>druid</param-value>
        </init-param>
    </servlet>
    <servlet-mapping>
        <servlet-name>DruidStatServlet</servlet-name>
        <url-pattern>/sys/druid/*</url-pattern>
    </servlet-mapping>

    <filter>
        <filter-name>webStatFilter</filter-name>
        <filter-class>com.alibaba.druid.support.http.WebStatFilter</filter-class>
        <init-param>
            <param-name>exclusions</param-name>
            <param-value>*.js,*.css,*.jpg,*.png,*.ico,*.gif,/sys/druid/*</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>webStatFilter</filter-name>
        <url-pattern>*</url-pattern>
    </filter-mapping>

    <!-- 4、默认页面 -->
    <welcome-file-list>
        <welcome-file>index.jsp</welcome-file>
    </welcome-file-list>

</web-app>

3、application-context.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:tx="http://www.springframework.org/schema/tx"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
       http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd">

    <!-- 解析配置文件内容 -->
    <bean id="propertyPlaceholderConfigurer"
          class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
        <property name="ignoreUnresolvablePlaceholders" value="true"/>
        <property name="locations">
            <list>
                <value>classpath:datasource.properties</value>
            </list>
        </property>

    </bean>

    <!-- 数据源配置 -->
    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource"
          init-method="init" destroy-method="close">
        <property name="driverClassName" value="${db.driverClassName}"/>
        <property name="url" value="${db.url}"/>
        <property name="username" value="${db.username}"/>
        <property name="password" value="${db.password}"/>
        <property name="initialSize" value="${db.initialSize}"/>
        <property name="minIdle" value="${db.minIdle}"/>
        <property name="maxActive" value="${db.maxActive}"/>
        <property name="maxWait" value="${db.maxWait}"/>
        <property name="filters" value="${db.filters}"/>
    </bean>

    <!-- MyBatis配置 -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="configLocation" value="classpath:mybatis.xml"/>
        <property name="dataSource" ref="dataSource"/>
        <property name="mapperLocations" value="classpath:mapper/*.xml"/>
    </bean>

    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.wgs.permission.dao"/>
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
    </bean>

    <!-- 使用@Transactional进行声明式事务管理需要声明下面这行 -->
    <tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true" />
    <!-- 事务管理 -->
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"/>
        <property name="rollbackOnCommitFailure" value="true"/>
    </bean>

    <!-- druid配置 -->
    <bean id="statFilter" class="com.alibaba.druid.filter.stat.StatFilter">
        <!-- sql执行超过3000ms,任务是慢sql -->
        <property name="slowSqlMillis" value="3000"/>
        <property name="logSlowSql" value="true"/>
        <property name="mergeSql" value="true"/>
    </bean>

    <bean id="wallFilter" class="com.alibaba.druid.wall.WallFilter">
        <property name="dbType" value="mysql"/>
    </bean>
</beans>

4、springmvc-context.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:mvc="http://www.alibaba.com/schema/stat"
       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.alibaba.com/schema/stat http://www.alibaba.com/schema/stat.xsd">

    <!-- 上下文注解 -->
    <context:annotation-config/>

    <!-- 启动Spring MVC注解 -->
    <mvc:annotation-driven/>

    <!-- 包扫描 -->
    <context:component-scan base-package="com.wgs.permission.controller"/>
    <context:component-scan base-package="com.wgs.permission.service"/>


    <!-- 将Contoller的带RequestMapping方法，添加到处理方法映射器和路径方法解决器中 -->
    <!--<bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping"/>-->

    <!-- 指定渲染类型-->
    <bean class="org.springframework.web.servlet.view.BeanNameViewResolver"/>

    <!-- a. json返回数据处理方式-->
    <bean id="jsonView" class="org.springframework.web.servlet.view.json.MappingJackson2JsonView"/>
    <!-- b. jsp返回数据处理方式-->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/views/"/>
        <property name="suffix" value=".jsp"/>
    </bean>

</beans>

5、datasource.properties

db.driverClassName=com.mysql.jdbc.Driver
db.url=jdbc:mysql://localhost:3306/CosmosPermission?useUnicode=true&characterEncoding=utf8
db.username=root
db.password=920614

db.initialSize = 3
db.maxActive = 20
db.minIdle = 3
db.maxWait = 60000
db.filters = stat,wall

6、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>
        <setting name="useGeneratedKeys" value="true"/>
    </settings>

    <!--<plugins>
        <plugin interceptor=""></plugin>
    </plugins>-->
    
    <!--<typeHandlers>
        <typeHandler handler=""/>
    </typeHandlers>-->

</configuration>

7、logback.xml

<?xml version="1.0" encoding="UTF-8"?>
<configuration scan="true" scanPeriod="60 seconds">
    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
        <encoder>
            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger - %msg%n</pattern>
        </encoder>
    </appender>

    <!-- 日志压缩 -->
    <!--<appender name="permission" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${catalina.home}/logs/permission.log</file>
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <FileNamePattern>${catalina.home}/logs/permission.%d{yyyy-MM-dd}.log.gz</FileNamePattern>
        </rollingPolicy>

        <layout class="ch.qos.logback.classic.PatternLayout">
            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger - %msg%n</pattern>
        </layout>
    </appender>

    <logger name="xxx" level="INFO">
        <appender-ref ref="permission"/>
    </logger>-->

    <!-- TRACE < DEBUG < INFO < WARN < ERROR-->
    <root level="INFO">
        <appender-ref ref="STDOUT"/>
    </root>

</configuration>

8、整体项目结构

image.png
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