http://jadethao.iteye.com/blog/1926525
http://jadethao.iteye.com/blog/1926525
——————————————————————————————————————————————————————————————————
- @RequestMapping(value="/list",method=RequestMethod.GET,produces=MediaType.APPLICATION_JSON_VALUE)
- @ResponseBody
- public List<EditTimeout> list(){
- List<EditTimeout> list = editImpl.selectAll();
- return list;
- }
请求,debug跟踪list是返回值没有问题,但是前台页面报如下错误:
- Response Status: 406 (Not Acceptable)
Response RAW返回值如下,(前半部分)
- HTTP GET http://127.0.0.1:8080/onlineLibrary/rest/system/editTimeout/list
- Host: 127.0.0.1:8080
- 406 Not Acceptable
- Date: Sat, 17 Aug 2013 11:01:07 GMT
- Server: Apache-Coyote/1.1
- Content-Length: 1067
- Content-Type: text/html;charset=utf-8
- <html><head><title>Apache Tomcat/7.0.34 - Error report</title><style>
后台提示错误:
- 2013-08-17 19:01:03,116 DEBUG org.springframework.web.servlet.DispatcherServlet -Last-Modified value for [/onlineLibrary/rest/system/editTimeout/list] is: -1
- 2013-08-17 19:01:07,606 DEBUG org.springframework.web.servlet.mvc.method.annotation.ExceptionHandlerExceptionResolver -Resolving exception from handler [public java.util.List<com.online.ol.filter.EditTimeout> com.online.ol.filter.EditTimeoutContoller.list()]: org.springframework.web.HttpMediaTypeNotAcceptableException: Could not find acceptable representation
- 2013-08-17 19:01:07,680 DEBUG org.springframework.web.servlet.mvc.annotation.ResponseStatusExceptionResolver -Resolving exception from handler [public java.util.List<com.online.ol.filter.EditTimeout> com.online.ol.filter.EditTimeoutContoller.list()]: org.springframework.web.HttpMediaTypeNotAcceptableException: Could not find acceptable representation
- 2013-08-17 19:01:07,681 DEBUG org.springframework.web.servlet.mvc.support.DefaultHandlerExceptionResolver -Resolving exception from handler [public java.util.List<com.online.ol.filter.EditTimeout> com.online.ol.filter.EditTimeoutContoller.list()]: org.springframework.web.HttpMediaTypeNotAcceptableException: Could not find acceptable representation
引起的原因:
由于设置了@ResponseBody,要把对象转换成json格式,缺少转换依赖的jar包,故此错。
解决办法:
加入依赖的jar,jackson-core-asl-1.9.12.jar,jackson-mapper-asl-1.9.12.jar问题解决。
- jackson-mapper-asl-1.9.12.jar (762.1 KB)
- 下载次数: 594
- jackson-core-asl-1.9.12.jar (226.8 KB)
- 下载次数: 475
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