Alfresco Login Ticket Generator Example in Java

TicketGenerator.java

package org.alfresco.sample;

import  org.springframework.context.ApplicationContext;

import  org.alfresco.util.ApplicationContextHelper;
import  org.alfresco.service.ServiceRegistry;
import  org.alfresco.service.cmr.security.AuthenticationService;
import  org.alfresco.repo.security.authentication.AuthenticationException;


// ==========================================================================
// TicketGenerator Java Class
//    Generates or returns the Alfresco login ticket for a user or guest
//    session.
// ==========================================================================
public class TicketGenerator 
{

  //-------------------------------------------------------------------------
  // Method  generateGuestTicket
  //   Generates an Alfresco Authentication Ticket based on the guest login.
  //------------------------------------------------------------------------- 
   public String generateGuestTicket()
   {
      String  generatedTicketId = "";

      try {
      
        //-------------------------------------------------------------------
        // Get a reference to the Alfresco Application Context and use it to 
        // get a handle to the Alfresco Service Registry so that we can look
        // up the Alfresco Authentication Service:
        
         ApplicationContext  appContext  = ApplicationContextHelper.getApplicationContext();
         ServiceRegistry     svcRegistry = (ServiceRegistry) appContext.getBean( ServiceRegistry.SERVICE_REGISTRY );
      
      
        //-------------------------------------------------------------------
        // Now, get a handle to the Alfresco Authentication Service, and ask
        // it to authenticate us as a guest. Finally, ask it to generate an
        // authentication ticket that we can use to get gues readable content
        // contained in the repository on a future call: 
               
         AuthenticationService  authenticationService = svcRegistry.getAuthenticationService();

         authenticationService.authenticateAsGuest();
         generatedTicketId = authenticationService.getNewTicket(); 
         
         
      } catch ( NoSuchBeanDefinitionException noBeanDef ) {
         // thrown if there is no bean definition with the specified name
      
      } catch ( BeansException beanEx ) {
         // thrown if bean could not be obtained
         
      } catch ( AuthenticationException authEx ) {
         // log/handle error here
         
      } catch ( Exception ex ) {
        // handle generic exception / null pointer
      }
      
      return( generatedTicketId ); 
      
   } // generateGuestTicket
   

  //-------------------------------------------------------------------------
  // Method  generateLoginTicket
  //   Generates an Alfresco Authentication Ticket based on the user name and
  //   password passed in. 
  //-------------------------------------------------------------------------   
   public String generateLoginTicket( String userName, String userPw )
   {
      String   generatedTicketId = "";

      try {
      
        //-------------------------------------------------------------------
        // Get a reference to the Alfresco Application Context and use it to 
        // get a handle to the Alfresco Service Registry so that we can look
        // up the Alfresco Authentication Service:
        
         ApplicationContext  appContext  = ApplicationContextHelper.getApplicationContext();
         ServiceRegistry     svcRegistry = (ServiceRegistry) appContext.getBean( ServiceRegistry.SERVICE_REGISTRY );
      
      
        //-------------------------------------------------------------------
        // Now, get a handle to the Alfresco Authentication Service, and ask
        // it to authenticate us as a guest. Finally, ask it to generate an
        // authentication ticket that we can use to get gues readable content
        // contained in the repository on a future call: 
               
         AuthenticationService  authenticationService = svcRegistry.getAuthenticationService();

         authenticationService.authenticate( userName, userPw.toCharArray() );
         generatedTicketId = authenticationService.getNewTicket(); 
         
         
      } catch ( NoSuchBeanDefinitionException noBeanDef ) {
         // thrown if there is no bean definition with the specified name
      
      } catch ( BeansException beanEx ) {
         // thrown if bean could not be obtained
                  
      } catch ( AuthenticationException authEx ) {
         // log/handle error here
         
      } catch ( Exception ex ) {
        // handle generic exception / null pointer
      }
      
      return( generatedTicketId ); 
   }


  //-------------------------------------------------------------------------
  // Method  getCurrentLoginTicket
  //   Returns the current login ticket for the logged in user session. 
  //-------------------------------------------------------------------------     
   public String getCurrentLoginTicket()
   {
      String  generatedTicketId = "";
   
      try {
      
        //-------------------------------------------------------------------
        // Get a reference to the Alfresco Application Context and use it to 
        // get a handle to the Alfresco Service Registry so that we can look
        // up the Alfresco Authentication Service:
        
         ApplicationContext  appContext  = ApplicationContextHelper.getApplicationContext();
         ServiceRegistry     svcRegistry = (ServiceRegistry) appContext.getBean( ServiceRegistry.SERVICE_REGISTRY );
      
      
        //-------------------------------------------------------------------
        // Now, get a handle to the Alfresco Authentication Service, and ask
        // it to authenticate us as a guest. Finally, ask it to generate an
        // authentication ticket that we can use to get gues readable content
        // contained in the repository on a future call: 
               
         AuthenticationService  authenticationService = svcRegistry.getAuthenticationService();

         generatedTicketId = authenticationService.getCurrentTicket(); 
                             
         
      } catch ( NoSuchBeanDefinitionException noBeanDef ) {
         // thrown if there is no bean definition with the specified name
      
      } catch ( BeansException beanEx ) {
         // thrown if bean could not be obtained
                                      
      } catch ( Exception ex ) {
        // handle generic exception / null pointer
      }
         
      return( generatedTicketId ); 
   }
   
} // TicketGenerator