我看过允许 CORS 支持的帖子...但是我尝试了,我的运气为 0。
这是我的 angular.js 上用于 CORS 的函数:
var config = {
method: 'GET',
url: "//localhost:8080/ScienceCompanionApp/service/bpms/task/5497d038-82da-4a4e-83bd-2ef01b30de1a",
headers: {
'BPM-CONTEXT-ID':'CONTEXT',
'Accept': 'application/json',
'Content-type': 'application/json'
}
}
$http(config).success(function(data,status,headers){ //do stuff here }
我已将以下内容添加到我的 web.xml 中:
<filter>
<filter-name>CorsFilter</filter-name>
<filter-class>org.apache.catalina.filters.CorsFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>CorsFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
他们说就是这样......但在尝试进行 CORS 调用时,这似乎并没有起到作用:
然后我尝试手动将它添加到我的 REST API 中:
@Path("/task/{taskId}")
@GET
@ApiOperation(value="Get BPMS Task", notes="You will need to JS decrypt Header param before sending")
@Produces({MediaType.APPLICATION_XML, MediaType.APPLICATION_JSON})
public Response getTask(@ApiParam(value="bpmWorklistTaskId in the BPMS url")@PathParam("taskId") final String taskId,
@ApiParam(value="bpmWorklistContext in the bpms url")@HeaderParam(WORKFLOW_CONTEXT_HEADER) final String contextId) {
logger.info("REST : getTask(" + taskId + ", " + contextId + ")");
try {
return Response.status(200).entity(requestProcessor.getTaskDetails(taskId, contextId)).header("Access-Control-Allow-Origin", "*")
.header("Access-Control-Allow-Methods", "GET, POST, DELETE, PUT, OPTIONS").header("Access-Control-Allow-Headers", "X-Requested-With, Content-Type, X-Codingpedia").build();
} catch (Exception e) {
throw createWebException(e);
}
}
@Path("/task/{taskId}")
@OPTIONS
public Response getOptions(@ApiParam(value="bpmWorklistTaskId in the BPMS url")@PathParam("taskId") final String taskId,
@ApiParam(value="bpmWorklistContext in the bpms url")@HeaderParam(WORKFLOW_CONTEXT_HEADER) final String contextId)
{
return Response.ok()
.header("Access-Control-Allow-Origin", "*")
.header("Access-Control-Allow-Methods", "POST, GET, PUT, UPDATE, OPTIONS")
.header("Access-Control-Allow-Headers", "Content-Type, Accept, X-Requested-With,BPM-CONTEXT-ID,accept,bpm-context-id").build();
}
仍然没有运气:(
我错过了什么吗?
最佳答案
执行以下步骤
创建一个过滤器类,比如说 公共(public)类 CORSResponseFilter 实现 Filter {
公共(public) CORSResponseFilter() {
@覆盖 公共(public)无效销毁(){ //TODO 自动生成方法 stub
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)throws IOException, ServletException {
字符串方法 = ((HttpServletRequest) 请求).getMethod();
((HttpServletResponse) 响应).addHeader("Access-Control-Allow-Origin", "*");
if (method.equalsIgnoreCase("OPTIONS")) {
((HttpServletResponse) 响应).addHeader("访问控制允许方法", "POST、GET、OPTIONS、PUT、DELETE、HEAD");
((HttpServletResponse) 响应).addHeader("Access-Control-Allow-Headers", "来源、接受、内容类型、授权");
((HttpServletResponse) 响应).addHeader("变化", "来源");
((HttpServletResponse) 响应).addHeader("Access-Control-Max-Age", "1728000");
返回;
chain.doFilter(请求, 响应);
@覆盖 public void init(FilterConfig arg0) 抛出 ServletException {
//TODO 自动生成方法 stub
在 web.xml 中输入
<filter-name>CORSFilter</filter-name> <filter-class>filter.CORSResponseFilter</filter-class>
/过滤器>
<过滤器映射>
<filter-name>CORSFilter</filter-name> <url-pattern>/*</url-pattern>
/过滤器映射>
希望这对你有帮助..
关于tomcat - Jersey 支持 CORS 吗?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/25210210/