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@cpilsworth
Created November 26, 2019 23:23
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intercept redirects and rewrite
import org.apache.sling.api.SlingHttpServletResponse;
import org.apache.sling.api.wrappers.SlingHttpServletResponseWrapper;
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;
import java.io.IOException;
public class RedirectFixFilter implements Filter {
private static final String PREFIX = "https://www.domain.com";
@Override
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain)
throws IOException, ServletException {
final HttpServletResponse response = new RedirectHttpServletResponse((SlingHttpServletResponse) servletResponse);
filterChain.doFilter(servletRequest, response);
}
public class RedirectHttpServletResponse extends SlingHttpServletResponseWrapper {
public RedirectHttpServletResponse(SlingHttpServletResponse wrappedResponse) {
super(wrappedResponse);
}
@Override
public void sendRedirect(final String location) throws IOException {
if (location != null && location.startsWith(PREFIX)) {
super.sendRedirect(location.substring(PREFIX.length()));
} else {
super.sendRedirect(location);
}
}
}
@Override
public void init(FilterConfig filterConfig) throws ServletException {
}
@Override
public void destroy() {
}
}
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