springmvc @ResponseBody 处理json返回406

问题：
The resource identified by this request is only capable of generating responses with characteristics not acceptable according to the request "accept" headers


解决方式：
1.导入json的jar
jackson-annotations-2.2.0.jar
jackson-core-2.2.0.jar
jackson-databind-2.2.0.jar

<dependency>
         <groupId>com.fasterxml.jackson.core</groupId>
         <artifactId>jackson-databind</artifactId>
      </dependency>