cleaned up CORS filter implementation
parent
9020261d2c
commit
1bf560842e
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@ -7,28 +7,29 @@ import java.io.IOException;
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import javax.servlet.FilterChain;
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import javax.servlet.ServletException;
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import javax.servlet.ServletRequest;
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import javax.servlet.ServletResponse;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import org.springframework.stereotype.Component;
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import org.springframework.web.filter.GenericFilterBean;
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import org.springframework.web.filter.OncePerRequestFilter;
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/**
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*
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* Implements Cross-Origin Resource Sharing (CORS) headers. This filter adds the CORS
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* headers to all requests that pass through it, and as such it should be used only
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* on endpoints that require CORS support.
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*
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* @author jricher
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*
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*/
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@Component("corsFilter")
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public class CorsFilter extends GenericFilterBean {
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public class CorsFilter extends OncePerRequestFilter {
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/* (non-Javadoc)
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* @see javax.servlet.Filter#doFilter(javax.servlet.ServletRequest, javax.servlet.ServletResponse, javax.servlet.FilterChain)
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*/
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@Override
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public void doFilter(ServletRequest req, ServletResponse resp, FilterChain filterChain) throws IOException, ServletException {
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HttpServletRequest request = (HttpServletRequest)req;
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HttpServletResponse response = (HttpServletResponse)resp;
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public void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) throws IOException, ServletException {
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response.addHeader("Access-Control-Allow-Origin", "*");
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if (request.getHeader("Access-Control-Request-Method") != null && "OPTIONS".equals(request.getMethod())) {
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