package org.apereo.cas.mgmt.services.web;
import org.apereo.cas.services.ServicesManager;
import org.apereo.cas.util.JsonUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.servlet.ModelAndView;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
/**
* Parent controller for all views.
* @author Misagh Moayyed
* @since 4.1
*/
public abstract class AbstractManagementController {
/** Ajax request header name to examine for exceptions. */
private static final String AJAX_REQUEST_HEADER_NAME = "x-requested-with";
/** Ajax request header value to examine for exceptions. */
private static final String AJAX_REQUEST_HEADER_VALUE = "XMLHttpRequest";
private static final Logger LOGGER = LoggerFactory.getLogger(AbstractManagementController.class);
/** Instance of ServicesManager. */
protected final ServicesManager servicesManager;
/**
* Instantiates a new manage registered services multi action controller.
*
* @param servicesManager the services manager
*/
public AbstractManagementController(final ServicesManager servicesManager) {
this.servicesManager = servicesManager;
}
/**
* Resolve exception.
*
* @param request the request
* @param response the response
* @param ex the exception
* @return the model and view
* @throws IOException the iO exception
*/
@ExceptionHandler
public ModelAndView resolveException(final HttpServletRequest request, final HttpServletResponse response,
final Exception ex) throws IOException {
LOGGER.error(ex.getMessage(), ex);
final String contentType = request.getHeader(AJAX_REQUEST_HEADER_NAME);
if (contentType != null && contentType.equals(AJAX_REQUEST_HEADER_VALUE)) {
LOGGER.debug("Handling exception [{}] for ajax request indicated by header [{}]",
ex.getClass().getName(), AJAX_REQUEST_HEADER_NAME);
JsonUtils.renderException(ex, response);
return null;
}
LOGGER.trace("Unable to resolve exception [{}] for request. AJAX request header [{}] not found.",
ex.getClass().getName(), AJAX_REQUEST_HEADER_NAME);
final ModelAndView mv = new ModelAndView("error");
mv.addObject(ex);
return mv;
}
}