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package com.google.gerrit.httpd.auth.openid;
import com.google.gerrit.server.config.CanonicalWebUrl;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
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.HttpServletResponse;
@Singleton
class XrdsFilter implements Filter {
private final Provider<String> url;
@Inject
XrdsFilter(@CanonicalWebUrl final Provider<String> url) {
this.url = url;
}
@Override
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain) throws IOException, ServletException {
HttpServletResponse rsp = (HttpServletResponse) response;
rsp.setHeader("X-XRDS-Location", url.get() + XrdsServlet.LOCATION);
chain.doFilter(request, response);
}
@Override
public void init(FilterConfig config) {
}
@Override
public void destroy() {
}
}
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