/*---------------- 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
---------------------------------------------------------------------------*/
// $Id: RequestUser.java,v 1.6 2006/07/12 14:46:17 poth Exp $
package org.deegree.enterprise.control;
// JDK 1.3
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Properties;
import javax.servlet.http.HttpServletRequest;
/**
* Encapsulates all client information.<P>
*
* @author <a href="mailto:friebe@gmx.net">Torsten Friebe</a>
* @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
*
* @version $Revision: 1.6 $ $Date: 2006/07/12 14:46:17 $
*/
class RequestUser {
private Properties userData;
/**
* Creates an empty object.
*/
protected RequestUser() {
this.userData = new Properties();
}
/**
* Creates a request user object with client information retrieved out
* of the request object.
*
* @param request the request object containing user and client data
*/
public RequestUser( HttpServletRequest request ) {
this.userData = new Properties();
this.parseRequest( request );
}
/**
* Remote user
*/
public String getRemoteUser() {
return this.userData.getProperty( "RemoteUser" );
}
/**
* Remote address
*/
public String getRemoteAddr() {
return this.userData.getProperty( "RemoteAddr" );
}
/**
* Remote host
*/
public String getRemoteHost() {
return this.userData.getProperty( "RemoteHost" );
}
/**
* Authorization scheme
*/
public String getAuthType() {
return this.userData.getProperty( "AuthType" );
}
/**
* Authenticated user
*/
public String getUserPrincipal() {
Object _obj = userData.get( "UserPrincipal" );
if ( _obj instanceof java.security.Principal ) {
java.security.Principal _principal = (java.security.Principal)_obj;
return _principal.getName();
} else if ( _obj instanceof String ) {
return (String)_obj;
}
return _obj.toString();
}
/**
* Parse request object for user specific attributes.
*/
protected void parseRequest( HttpServletRequest request ) {
try {
this.userData.setProperty( "RemoteUser",
(String)getRequestValue( request, "getRemoteUser",
"[unknown]" ) );
this.userData.setProperty( "RemoteAddr",
(String)getRequestValue( request, "getRemoteAddr",
"[unknown]" ) );
this.userData.setProperty( "RemoteHost",
(String)getRequestValue( request, "getRemoteHost",
"[unknown]" ) );
this.userData.setProperty( "AuthType",
(String)getRequestValue( request, "getAuthType", "[unknown]" ) );
this.userData.put( "UserPrincipal",
getRequestValue( request, "getUserPrincipal", "[unknown]" ) );
} catch ( Exception ex ) {
ex.printStackTrace();
}
}
/**
*
*
* @param request
* @param methodName
* @param defaultValue
*
* @return
*
* @throws NoSuchMethodException
* @throws InvocationTargetException
* @throws IllegalAccessException
*/
protected Object getRequestValue( HttpServletRequest request, String methodName,
Object defaultValue ) throws NoSuchMethodException,
InvocationTargetException,
IllegalAccessException {
if ( ( request != null ) && ( methodName != null ) && !methodName.equals( "" ) ) {
// System.err.println( "looking for :" + methodName );
// use refection for method
Method _objmethod = request.getClass().getMethod( methodName, new Class[]{});
// System.err.println( "got :" + _objmethod.getName() );
// get the result of the method invocation
Object _result = _objmethod.invoke( request, new Object[] {} );
// System.err.println( "returns :" + _result );
if ( _result != null ) {
return _result;
}
return defaultValue;
}
return null;
}
}/* ********************************************************************
Changes to this class. What the people have been up to:
$Log: RequestUser.java,v $
Revision 1.6 2006/07/12 14:46:17 poth
comment footer added
********************************************************************** */