HTTP 400错误请求：javax.ws.rs.BadRequestException
我创建了一个RESTful web服务，并编写了一个客户端来使用它。但当我运行它时，我接受HTTP 400错误请求：javax.ws.rs.BadRequestException。这是我的客户代码：HTTP 400错误请求：javax.ws.rs.BadRequestException,java,web-services,jax-rs,webclient,restful-url,Java,Web Services,Jax Rs,Webclient,Restful Url,我创建了一个RESTful web服务，并编写了一个客户端来使用它。但当我运行它时，我接受HTTP 400错误请求：javax.ws.rs.BadRequestException。这是我的客户代码： String webserviceURI = "http://localhost:8084/fsc-access"; ClientConfig clientConfig = new ClientConfig(); Client client = ClientBuilder.newClien
String webserviceURI = "http://localhost:8084/fsc-access";
ClientConfig clientConfig = new ClientConfig();
Client client = ClientBuilder.newClient(clientConfig);
URI serviceURI = UriBuilder.fromUri(webserviceURI).build();
WebTarget webTarget = client.target(serviceURI);
MultivaluedMap formData = new MultivaluedMapImpl();
formData.add("plate", plate);
formData.add("startTime", start.toString());
formData.add("endTime", end.toString());
Weightings weightings = new Weightings();
weightings.getWeightings().addAll((Collection<? extends Weighting>) webTarget.path("rest").path("report").path("loadWeightingByPlate").
request().accept(MediaType.APPLICATION_XML).post(javax.ws.rs.client.Entity.form(formData), Weightings.class));
22-Aug-2015 00:32:32.969 INFO [http-nio-8084-exec-37] org.glassfish.jersey.filter.LoggingFilter.log 1 * Sending client request on thread http-nio-8084-exec-37
1 > POST http://localhost:8084/fsc-access/rest/report/loadWeightingByPlate
1 > Accept: application/xml
1 > Content-Type: application/x-www-form-urlencoded
22-Aug-2015 00:32:33.015 INFO [http-nio-8084-exec-37] org.glassfish.jersey.filter.LoggingFilter.log 2 * Client response received on thread http-nio-8084-exec-37
2 < 200
2 < Content-Length: 1026
2 < Content-Type: application/xml
2 < Date: Fri, 21 Aug 2015 19:54:48 GMT
2 < Server: Apache-Coyote/1.1
22-Aug-2015 00:32:32.969信息[http-nio-8084-exec-37]org.glassfish.jersey.filter.LoggingFilter.log 1*在线程http-nio-8084-exec-37上发送客户端请求
1>职位http://localhost:8084/fsc-访问/休息/报告/装载重量铭牌
1>接受：应用程序/xml
1>内容类型：应用程序/x-www-form-urlencoded
2015年8月22日00:32:33.015信息[http-nio-8084-exec-37]org.glassfish.jersey.filter.LoggingFilter.log 2*在线程http-nio-8084-exec-37上收到客户端响应
2 < 200
2<内容长度：1026
2<内容类型：应用程序/xml
日期：2015年8月21日星期五19:54:48 GMT
2<服务器：Apache Coyote/1.1
权重的实例，因此您只需对其进行强制转换，无需执行addAll（）
它不会修复您的400异常，但是如果没有它，您将得到ClassCastException。日志中是否有堆栈跟踪？通常，“400错误请求”表示找到了资源（否则将是404），但无法填充资源的参数。我指的是服务器日志，而不是客户端日志，我添加了一个警告。这和我在前面的问题中添加的是一样的。我给出了一些系统输出，我发现我的加载函数工作正常，并向webservice返回了一个列表。但是这个列表不会返回到我的客户机。您介意更改您的客户机，并添加client.addFilter（newloggingfilter（System.out））在Client-Client=ClientBuilder.newClient（clientConfig）行之后。再次尝试运行它，它应该
22-Aug-2015 00:32:32.969 INFO [http-nio-8084-exec-37] org.glassfish.jersey.filter.LoggingFilter.log 1 * Sending client request on thread http-nio-8084-exec-37
1 > POST http://localhost:8084/fsc-access/rest/report/loadWeightingByPlate
1 > Accept: application/xml
1 > Content-Type: application/x-www-form-urlencoded
22-Aug-2015 00:32:33.015 INFO [http-nio-8084-exec-37] org.glassfish.jersey.filter.LoggingFilter.log 2 * Client response received on thread http-nio-8084-exec-37
2 < 200
2 < Content-Length: 1026
2 < Content-Type: application/xml
2 < Date: Fri, 21 Aug 2015 19:54:48 GMT
2 < Server: Apache-Coyote/1.1
Weightings weightings = new Weightings();
weightings.getWeightings().addAll((Collection<? extends Weighting>) webTarget.path("rest").path("report").path("loadWeightingByPlate").
request().accept(MediaType.APPLICATION_XML).post(javax.ws.rs.client.Entity.form(formData), Weightings.class));
Weightings weightings = (Weightings) webTarget.path("rest").path("report").path("loadWeightingByPlate").
request().accept(MediaType.APPLICATION_XML).post(javax.ws.rs.client.Entity.form(formData), Weightings.class));