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17 package edu.internet2.middleware.shibboleth.common.profile.provider;
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19 import javax.servlet.RequestDispatcher;
20 import javax.servlet.http.HttpServletRequest;
21 import javax.servlet.http.HttpServletResponse;
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23 import org.opensaml.ws.transport.InTransport;
24 import org.opensaml.ws.transport.OutTransport;
25 import org.opensaml.ws.transport.http.HttpServletRequestAdapter;
26 import org.opensaml.ws.transport.http.HttpServletResponseAdapter;
27 import org.opensaml.xml.util.DatatypeHelper;
28 import org.slf4j.Logger;
29 import org.slf4j.LoggerFactory;
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31 import edu.internet2.middleware.shibboleth.common.profile.AbstractErrorHandler;
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55 public class JSPErrorHandler extends AbstractErrorHandler {
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58 private final Logger log = LoggerFactory.getLogger(JSPErrorHandler.class);
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61 private String jspPage;
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68 public JSPErrorHandler(String page) {
69 jspPage = DatatypeHelper.safeTrimOrNullString(page);
70 if (jspPage == null) {
71 throw new IllegalArgumentException("JSP Error page may not be null.");
72 }
73 }
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76 public void processRequest(InTransport in, OutTransport out) {
77 HttpServletRequest httpRequest = ((HttpServletRequestAdapter)in).getWrappedRequest();
78 HttpServletResponse httpResponse = ((HttpServletResponseAdapter)out).getWrappedResponse();
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80 RequestDispatcher dispatcher = httpRequest.getRequestDispatcher(jspPage);
81 try {
82 dispatcher.forward(httpRequest, httpResponse);
83 return;
84 } catch (Throwable t) {
85 log.error("Could not dispatch to error JSP page: " + jspPage, t);
86 return;
87 }
88 }
89 }