1.在maven projects区域 先clean 然后package这样就OK了
2.在pom里使用maven插件打包指定入口
<build> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-compiler-plugin</artifactId> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-jar-plugin</artifactId> <configuration> <archive> <manifest> <addClasspath>true</addClasspath> <useUniqueVersions>false</useUniqueVersions> <classpathPrefix>lib/</classpathPrefix> <mainClass>AccessLog.AccessLogDriver</mainClass> </manifest> </archive> </configuration> </plugin> </plugins> </build>