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跨域(后端)

2021-10-14 22:00:17  阅读:125  来源: 互联网

标签:Control 跨域 javax Allow import response public


import org.springframework.stereotype.Component;
import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
@Component
@WebFilter(urlPatterns = "/*", filterName = "CorsFilter")
public class CorsConfig implements Filter {

@Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
HttpServletResponse response = (HttpServletResponse) res;
HttpServletRequest reqs = (HttpServletRequest) req;
String curOrigin = reqs.getHeader("Origin");
response.setHeader("Access-Control-Allow-Origin", curOrigin == null ? "true" : curOrigin);
response.setHeader("Access-Control-Allow-Credentials", "true");
response.setHeader("Access-Control-Allow-Methods", "POST, GET, PATCH, DELETE, PUT");
response.setHeader("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
chain.doFilter(req, res);
}

@Override
public void init(FilterConfig filterConfig) {
}

@Override
public void destroy() {}

}

标签:Control,跨域,javax,Allow,import,response,public
来源: https://www.cnblogs.com/WuDaShu/p/15408677.html

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