2009/05/20 - Apache Shale has been retired.

 /*

  * Licensed to the Apache Software Foundation (ASF) under one or more

  * contributor license agreements.  See the NOTICE file distributed with

  * this work for additional information regarding copyright ownership.

  * The ASF licenses this file to you under the Apache License, Version 2.0

  * (the "License"); you may not use this file except in compliance with

  * the License.  You may obtain a copy of the License at

  *

  *      http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.apache.shale.examples.test.view;

 import java.util.List;

 import java.util.Map;

 import javax.faces.component.UIViewRoot;

 import javax.faces.context.FacesContext;

 import org.apache.shale.view.AbstractViewController;

 import org.apache.shale.view.faces.FacesConstants;

 public class Error extends AbstractViewController {

     private String httpErrorCode = null;

     private String exceptionType = null;

     private String message = null;

     private String requestUri = null;

     private String servletName = null;

     private Recorder recorder = null;

     public void prerender() {

         System.out.println("Error - Removing exceptions stack");

         Map requestMap = getRequestMap();

         Exception exception = (Exception) requestMap

                 .get("javax.servlet.error.exception");

         FacesContext facesContext = getFacesContext();

         if (facesContext == null) return;

         UIViewRoot root = facesContext.getViewRoot();

         if (root == null) return;

         List exceptions = (List) requestMap.get(FacesConstants.EXCEPTIONS_LIST);

         if (exception != null && exceptions != null) {

             // save on the view root

             getFacesContext().getViewRoot().getAttributes().put("errors", exceptions);

             requestMap.remove(FacesConstants.EXCEPTIONS_LIST);

             Integer errorCode = (Integer) requestMap.get("javax.servlet.error.status_code");

             if (errorCode != null) {

             setHttpErrorCode(errorCode.toString());

             }

             Object clazz = requestMap.get("javax.servlet.error.exception_type");

             if (clazz != null) {

                setExceptionType(clazz.toString());

             }

             setMessage((String) requestMap.get("javax.servlet.error.message"));

             setRequestUri((String) requestMap

                     .get("javax.servlet.error.request_uri"));

             setServletName((String) requestMap

                     .get("javax.servlet.error.servlet_name"));

             setRecorder((Recorder) getBean("recorder"));

         }

     }

     public String getExceptionType() {

         return exceptionType;

     }

     public void setExceptionType(String exceptionType) {

         this.exceptionType = exceptionType;

     }

     public String getHttpErrorCode() {

         return httpErrorCode;

     }

     public void setHttpErrorCode(String httpErrorCode) {

         this.httpErrorCode = httpErrorCode;

     }

     public String getMessage() {

         return message;

     }

     public void setMessage(String message) {

         this.message = message;

     }

     public String getRequestUri() {

         return requestUri;

     }

     public void setRequestUri(String requestUri) {

         this.requestUri = requestUri;

     }

     public String getServletName() {

         return servletName;

     }

     public void setServletName(String servletName) {

         this.servletName = servletName;

     }

     public Recorder getRecorder() {

         return recorder;

     }

     public void setRecorder(Recorder recorder) {

         this.recorder = recorder;

     }

     public String getStackTrace() {

        StringBuffer buff = new StringBuffer();

        Exception e = (Exception) getBean("e");

        for (int i = 0; i < e.getStackTrace().length; i++) {

           buff.append(e.getStackTrace()[i].toString())

               .append("\n");

        }

        return buff.toString();

     }

 }