<build> <plugins> <plugin> <groupId>org.mortbay.jetty</groupId> <artifactId>jetty-maven-plugin</artifactId> <version>8.0.4.v20111024</version> <configuration> <scanIntervalSeconds>10</scanIntervalSeconds> <webAppConfig> <contextPath>/test</contextPath> </webAppConfig> </configuration> </plugin> </plugins> </build>命令:mvn jetty:run