IntelliJ IDEA新建 maven 的配置

pom.xml的配置

<?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.atguigu</groupId>
    <artifactId>SpringMVC</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>war</packaging>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <maven.compiler.source>1.8</maven.compiler.source>
        <maven.compiler.target>1.8</maven.compiler.target>
        <spring.version>4.2.4.RELEASE</spring.version>
        <servlet.version>2.5</servlet.version>
        <log4j.version>1.2.17</log4j.version>
        <junit.version>4.12</junit.version>
    </properties>


    <dependencies>

        <!-- https://mvnrepository.com/artifact/junit/junit -->
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
            <scope>${junit.version}</scope>
        </dependency>


        <!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api -->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
            <version>${servlet.version}</version>
            <scope>provided</scope>
        </dependency>

        <!-- https://mvnrepository.com/artifact/log4j/log4j -->
        <dependency>
            <groupId>log4j</groupId>
            <artifactId>log4j</artifactId>
            <version>${log4j.version}</version>
        </dependency>

        <!-- https://mvnrepository.com/artifact/org.springframework/spring-aop -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aop</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/org.springframework/spring-beans -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-beans</artifactId>
            <version>${spring.version}</version>
        </dependency><!-- https://mvnrepository.com/artifact/org.springframework/spring-beans -->

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

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-expression</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <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>

    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.tomcat.maven</groupId>
                <artifactId>tomcat7-maven-plugin</artifactId>
                <version>2.2</version>
                <configuration>
                    <path>/</path> <!-- 项目访问路径 本例：localhost:9090, 如果配置的aa，则访问路径为localhost:9090/aa -->
                    <port>8080</port>
                    <uriEncoding>UTF-8</uriEncoding><!-- 非必需项 -->
                </configuration>
            </plugin>
        </plugins>
    </build>

</project>

log4j.properties的配置（放在main.resources）

### setting ###
log4j.rootLogger = INFO , console , debug , error  

### console ###
log4j.appender.console = org.apache.log4j.ConsoleAppender    
log4j.appender.console.layout = org.apache.log4j.PatternLayout  
log4j.appender.console.layout.ConversionPattern = %d{ABSOLUTE} [%p]-[%c] %m%n  

### Log Error ###
log4j.appender.error = org.apache.log4j.DailyRollingFileAppender  
log4j.appender.error.DataPattern = ','yyyy-MM-dd
log4j.appender.error.File = ${catalina}/logs/comm.log 
log4j.appender.error.Append = true  
log4j.appender.error.Threshold = ERROR  
log4j.appender.error.layout = org.apache.log4j.PatternLayout  
log4j.appender.error.layout.ConversionPattern = %-d{yyyy-MM-dd HH\:mm\:ss} [%p]-[%c] %m%n  


### Log stdout ###
log4j.appender.stdout=org.apache.log4j.ConsoleAppender  
log4j.appender.stdout.Target=System.out  
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout  
log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %l %c%n%p: %m%n  

### Log debug ###
log4j.appender.debug = org.apache.log4j.DailyRollingFileAppender  
log4j.appender.debug.File = ${catalina}/logs/error.log 
log4j.appender.debug.Append = true  
log4j.appender.debug.Threshold = DEBUG  
log4j.appender.debug.layout = org.apache.log4j.PatternLayout  
log4j.appender.debug.layout.ConversionPattern = %-d{yyyy-MM-dd HH\:mm\:ss} [%p]-[%c] %m%n  

maven 的设置

web.xml

<?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:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
         id="WebApp_ID" version="2.5">
    <display-name>SpringMVC</display-name>
    <welcome-file-list>
        <welcome-file>index.html</welcome-file>
        <welcome-file>index.htm</welcome-file>
        <welcome-file>index.jsp</welcome-file>
        <welcome-file>default.html</welcome-file>
        <welcome-file>default.htm</welcome-file>
        <welcome-file>default.jsp</welcome-file>
    </welcome-file-list>

</web-app>