在maven中调用tomcat插件,需要在pom中配置插件如下:
<build>
<plugins>
<plugin>
<groupId>org.apache.tomcat.maven</groupId>
<artifactId>tomcat7-maven-plugin</artifactId>
<version>2.2</version>
<configuration>
<port>8080</port>
<path>/</path>
</configuration>
</plugin>
</plugins>
</build>
但是后来在执行mvn tomcat7:run 时还是遇到了问题,异常为:
[ERROR] Failed to execute goal org.apache.tomcat.maven:tomcat7-maven-plugin:2.2:run (default-cli) on project configuration: Could not start Tomcat:
Failed to start component [StandardServer[-1]]: Failed to start component [StandardService[Tomcat]]: Failed to start component [StandardEngine[Tomcat]]:
A child container failed during start -> [Help 1]
最终发现是因为在配置依赖时没有设置servlet依赖的scope,添加scope:
<dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <scope>provided</scope> </dependency>
但是又出现了新的异常:
java.lang.ClassNotFoundException: javax.servlet.jsp.jstl.core.Config
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1702)
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1547)
org.springframework.web.servlet.support.JstlUtils.exposeLocalizationContext(JstlUtils.java:101)
org.springframework.web.servlet.view.JstlView.exposeHelpers(JstlView.java:135)
这个异常的解决办法是需要在jstl的依赖的scope设置为compile
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<scope>compile</scope>
</dependency>
这样就解决了。可以执行mvn tomcat7:run 了