Webバックエンドのドメイン間問題解決策
1156 ワード
1、まず工具類を書く
package com.custom.common.utils;
import javax.servlet.*;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
public class CorsFilter implements Filter {
@Override
public void init(FilterConfig filterConfig) throws ServletException {
}
@Override
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
HttpServletResponse httpServletResponse= (HttpServletResponse) servletResponse;
httpServletResponse.setHeader("Access-Control-Allow-Origin", "*");
httpServletResponse.setHeader("Access-Control-Allow-Methods", "*");
filterChain.doFilter(servletRequest, servletResponse);
}
@Override
public void destroy() {
}
}
、web.xmlでの構成
cors
com.custom.common.utils.CorsFilter
cors
/*