Subversion Repositories SmartDukaan

package com.spice.profitmandi.common.web.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

public class CorsFilter implements Filter {

    private static final Logger LOGGER = LogManager.getLogger(CorsFilter.class);

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {
        LOGGER.info("CorsFilter initialized");
    }

    @Override
    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
            throws IOException, ServletException {
        HttpServletResponse response = (HttpServletResponse) res;
        HttpServletRequest request = (HttpServletRequest) req;

        LOGGER.debug("CorsFilter processing request: {} {}", request.getMethod(), request.getRequestURI());

        response.setHeader("Access-Control-Allow-Origin", "*");
        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE, PUT");
        response.setHeader("Access-Control-Max-Age", "3600");
        response.setHeader("Access-Control-Allow-Headers", "Content-Type, Access-Control-Allow-Headers, Auth-Token, X-Requested-With, Idempotencykey");
        response.setHeader("Cross-Origin-Opener-Policy", "unsafe-none");
        response.setHeader("Cross-Origin-Resource-Policy", "unsafe-none");
        response.setHeader("Access-Control-Allow-Credentials", "true");

        if ("OPTIONS".equalsIgnoreCase(request.getMethod())) {
            response.setStatus(HttpServletResponse.SC_OK);
            return;
        }

        chain.doFilter(req, res);
    }

    @Override
    public void destroy() {
    }
}