Use idea maven + Tomcat

1. Create a maven project, and use the webapp framework, and modify pom.xml file

<build>
    <finalName>myWebApp</finalName>
    <!-- 配置tomcat插件，web端 -->
    <plugins>
            <plugin>
                <groupId>org.apache.tomcat.maven</groupId>
                <artifactId>tomcat7-maven-plugin</artifactId>
                <configuration>
                    <path>/app</path>
                    <port>8080</port>
                </configuration>
            </plugin>
        </plugins>
  </build>

2. Add maven configuration

3. Use the debug start the project, be sure to use debug way to start

4. Access Resources