/*---------------- FILE HEADER ------------------------------------------
This file is part of deegree.
Copyright (C) 2001-2006 by:
EXSE, Department of Geography, University of Bonn
http://www.giub.uni-bonn.de/deegree/
lat/lon GmbH
http://www.lat-lon.de
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact:
Andreas Poth
lat/lon GmbH
Aennchenstr. 19
53115 Bonn
Germany
E-Mail: poth@lat-lon.de
Prof. Dr. Klaus Greve
Department of Geography
University of Bonn
Meckenheimer Allee 166
53115 Bonn
Germany
E-Mail: greve@giub.uni-bonn.de
----------------------------------------------------------------------------*/
package org.deegree.enterprise;
import java.io.PrintWriter;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletResponse;
import org.deegree.framework.util.StringTools;
import org.deegree.framework.xml.Marshallable;
import org.deegree.ogcwebservices.OGCWebServiceException;
/**
* Abstract servlet that serves as an OCC-compliant HTTP-frontend to any
* OGC-WebService (WFS, WMS, ...).
*
* @author <a href="mailto:mschneider@lat-lon.de">Markus Schneider</a>
* @version $Revision: 1.9 $ $Date: 2006/11/27 09:07:53 $
* @todo refactoring required, move to package servlet
*/
public abstract class AbstractOGCServlet extends HttpServlet {
protected static Map flag = null;
static {
if ( flag == null ) {
flag = Collections.synchronizedMap(new HashMap());
}
}
/**
* Called by the servlet container to indicate that the servlet is being
* placed into service. Sets the debug level according to the debug
* parameter defined in the ServletEngine's environment.
* <p>
* <p>
* @param servletConfig servlet configuration
* @throws ServletException exception if something occurred that interferes
* with the servlet's normal operation
*/
public void init (ServletConfig servletConfig) throws ServletException {
super.init (servletConfig);
}
/**
* handles fatal errors by creating a OGC exception XML and sending it back
* to the client
*
* @deprecacted
*/
protected void handleException(String msg, Exception ex, HttpServletResponse response) {
String tmp = StringTools.stackTraceToString( ex );
getServletContext().log (msg + tmp );
OGCWebServiceException wex =
new OGCWebServiceException( this.getClass().getName(), tmp );
try {
PrintWriter pw = response.getWriter();
pw.write( ((Marshallable)wex).exportAsXML() );
pw.close();
} catch (Exception e) {
getServletContext().log( e.toString() );
}
}
}
/* ********************************************************************
Changes to this class. What the people have been up to:
$Log: AbstractOGCServlet.java,v $
Revision 1.9 2006/11/27 09:07:53 poth
JNI integration of proj4 has been removed. The CRS functionality now will be done by native deegree code.
Revision 1.8 2006/07/12 14:46:18 poth
comment footer added
********************************************************************** */