Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package cz.muni.fi.pa165.rest.layer; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.springframework.web.servlet.handler.HandlerInterceptorAdapter; /** * We need to rewrite headers to allow for cross-origin access for some * operations e.g. DELETE. Without this, you might get messages such as "HTTP * Status 405 - Request method 'DELETE' not supported" when trying to DELETE, * PUT or POST Here we are allowing all origins "Access-Control-Allow-Origin", * "*" and all operations "Access-Control-Allow-Methods", "GET, POST, PUT, * DELETE, OPTIONS" * * @author brossi */ public class AllowOriginInterceptor extends HandlerInterceptorAdapter { @Override public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception { response.setHeader("Access-Control-Allow-Origin", "*"); response.setHeader("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS"); return true; } }