允许跨网域请求平面网络服务 [英] Allow cross domain request to jersey web services
问题描述
面对与允许球衣中的跨网域请求相关的问题。
我试图实现 com.sun.jersey.spi.container.ContainerResponseFilters
,但无法配置它。
Facing issue related to allowing cross domain requests in jersey.
I tried to implement com.sun.jersey.spi.container.ContainerResponseFilters
, but not able to configure it.
尝试从浏览器发送请求时获取异常。
Getting exception, when try to send the request from browser.
org.apache.catalina.core.StandardWrapperValve调用SEVERE :
Servlet.service()for servlet [JAX-RS Servlet]与路径
[/ crawlerweb]上下文threw异常[Servlet执行抛出异常]
与根本原因java.lang。 AbstractMethodError:
javax.ws.rs.core.UriBuilder.uri(Ljava / lang / String;)Ljavax / ws / rs / core / UriBuilder;
at javax.ws.rs.core.UriBuilder.fromUri(UriBuilder.java:119)at
com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.j ava: 662)
org.apache.catalina.core.StandardWrapperValve invoke SEVERE: Servlet.service() for servlet [JAX-RS Servlet] in context with path [/crawlerweb] threw exception [Servlet execution threw an exception] with root cause java.lang.AbstractMethodError: javax.ws.rs.core.UriBuilder.uri(Ljava/lang/String;)Ljavax/ws/rs/core/UriBuilder; at javax.ws.rs.core.UriBuilder.fromUri(UriBuilder.java:119) at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:662)
推荐答案
您必须在泽西服务中实施CORS支持。
用于跨域请求,浏览器首先使用OPTIONS方法发送预检HTTP请求。
那么您的服务器必须返回某些CORS头作为响应。
You must implement support for CORS in your jersey service. for cross domain request, browser first sends a preflight httprequest with OPTIONS method. then your server must return certain CORS headers in response.
访问控制允许原产地:*
访问控制允许方法:GET,POST
Access-Control-Allow-Origin :* Access-Control-Allow-Methods: GET, POST
浏览器会检查这些标头,如果它们存在,那么它会产生你想要的真正的httprequest。
browsers checks for those headers if they are present then it makes the real httprequest that you want.
您可以尝试此
return Response.ok()
.entity(podcastById, detailed ? new Annotation[]{PodcastDetailedView.Factory.get()} : new Annotation[0])
.header("Access-Control-Allow-Origin", "*")
.header("Access-Control-Allow-Methods", "GET, POST")
.allow("OPTIONS").build();
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