/**
* Copyright (c) 2011-2012, James Zhan 詹波 (jfinal@126.com).
*
* Licensed 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 com.jfinal.render;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.http.HttpServletResponse;
import com.jfinal.core.Const;
/**
* Error500Render.
*/
@SuppressWarnings("serial")
class Error500Render extends Render {
private static final String contentType = "text/html;charset=" + getEncoding();
private static final String defaultHtml = "<html><head><title>500 Internal Server Error</title></head><body bgcolor='white'><center><h1>500 Internal Server Error</h1></center><hr><center><a href='http://www.jfinal.com'>JFinal/" + Const.JFINAL_VERSION + "</a></center></body></html>";
private Render render;
public Error500Render(String view) {
this.view = view;
}
public Error500Render() {
}
public void render() {
response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
// render with view
if (view != null) {
render = RenderFactory.me().getRender(view);
render.setContext(request, response);
render.render();
return;
}
// render with defaultHtml
PrintWriter writer = null;
try {
response.setContentType(contentType);
writer = response.getWriter();
writer.write(defaultHtml);
writer.flush();
} catch (IOException e) {
throw new RenderException(e);
}
finally {
writer.close();
}
}
}