<init-param>
<param-name>com.sun.jersey.spi.container.ContainerResponseFilters</param-name>
<param-value>org.anchepedheplatform.infrastructure.core.filters.ResponseCorsFilter</param-value>
</init-param>
First, I wrote a class which implements com.sun.jersey.spi.container.ContainerResponseFilter
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.ResponseBuilder;
import com.sun.jersey.spi.container.ContainerRequest;
import com.sun.jersey.spi.container.ContainerResponse;
import com.sun.jersey.spi.container.ContainerResponseFilter;
/**
* Filter that returns a response with headers that allows for Cross-Origin
* Requests (CORs) to be performed against the platform API.
*/
public class ResponseCorsFilter implements ContainerResponseFilter {
@Override
public ContainerResponse filter(final ContainerRequest request, final ContainerResponse response) {
final ResponseBuilder resp = Response.fromResponse(response.getResponse());
resp.header("Access-Control-Allow-Origin", "*")
.header("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS");
final String reqHead = request.getHeaderValue("Access-Control-Request-Headers");
if (null != reqHead && !reqHead.equals(null)) {
resp.header("Access-Control-Allow-Headers", reqHead);}
response.setResponse(resp.build());
return response;
}
and later I had put this reference of this class in intit-param web.xml.