/**
* Licensed to Jasig under one or more contributor license
* agreements. See the NOTICE file distributed with this work
* for additional information regarding copyright ownership.
* Jasig 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.jasig.portal.persondir.support;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.jasig.portal.security.IPerson;
import org.jasig.portal.security.IPersonManager;
import org.jasig.portal.url.IPortalRequestUtils;
import org.jasig.services.persondir.support.ICurrentUserProvider;
/**
* Provides the username of the current portal user
*
* @author Eric Dalquist
* @version $Revision: 19776 $
*/
public class PersonManagerCurrentUserProvider implements ICurrentUserProvider {
protected final Log logger = LogFactory.getLog(this.getClass());
private IPersonManager personManager;
private IPortalRequestUtils portalRequestUtils;
public IPersonManager getPersonManager() {
return personManager;
}
/**
* @param personManager the personManager to set
*/
public void setPersonManager(IPersonManager personManager) {
this.personManager = personManager;
}
public IPortalRequestUtils getPortalRequestUtils() {
return portalRequestUtils;
}
/**
* @param portalRequestUtils the portalRequestUtils to set
*/
public void setPortalRequestUtils(IPortalRequestUtils portalRequestUtils) {
this.portalRequestUtils = portalRequestUtils;
}
/* (non-Javadoc)
* @see org.jasig.services.persondir.support.ICurrentUserProvider#getCurrentUserName()
*/
public String getCurrentUserName() {
final HttpServletRequest portalRequest;
try {
portalRequest = this.portalRequestUtils.getCurrentPortalRequest();
}
catch (IllegalStateException ise) {
this.logger.warn("No current portal request available, cannot determine current user name.");
return null;
}
final IPerson person = this.personManager.getPerson(portalRequest);
if (person == null) {
this.logger.warn("IPersonManager returned no IPerson for request, cannot determine current user name. " + portalRequest);
return null;
}
return person.getUserName();
}
}