Publish an activity for a user



package org.exoplatform.publish.user;


import org.exoplatform.services.log.ExoLogger;

import org.exoplatform.services.log.Log;


import org.exoplatform.container.PortalContainer;

import org.exoplatform.social.core.manager.ActivityManager;

import org.exoplatform.social.core.manager.IdentityManager;

import org.exoplatform.social.core.identity.model.Identity;

import org.exoplatform.social.core.activity.model.ExoSocialActivity;

import org.exoplatform.social.core.activity.model.ExoSocialActivityImpl;

import org.exoplatform.social.core.identity.provider.OrganizationIdentityProvider;


public class PublishActivityForUser {

  // Exo Log.

  private final Log LOG = ExoLogger.getLogger(PublishActivityForUser.class);

  

  // Portal container.

  private PortalContainer container;

  

  // identityManager manages identities.

  private IdentityManager identityManager;

  

  // activityManager manages activities.

  private ActivityManager activityManager;

  

  private final static String DEFAULT_USER_NAME = "zun";

  private final static String DEFAULT_ACTIVITY_TITLE = "Hello World!";

  

  /**

   * Constructor.

   */

  public PublishActivityForUser() {

    // Gets the current container.

    container = PortalContainer.getInstance();

    

    // Gets identityManager to handle an identity operation.

    identityManager = (IdentityManager) container.getComponentInstance(IdentityManager.class);


    // Gets activityManager to handle an activity operation.

    activityManager = (ActivityManager) container.getComponentInstanceOfType(ActivityManager.class);

  }

  

  public void createActivityForUser() {

    try {

      // Gets an existing identity or creates a new one.

      Identity userIdentity = identityManager.getOrCreateIdentity(OrganizationIdentityProvider.NAME, DEFAULT_USER_NAME, false);


      // Creates a new activity for this user.

      ExoSocialActivity activity = new ExoSocialActivityImpl();

      activity.setUserId(userIdentity.getId());

      activity.setTitle(DEFAULT_ACTIVITY_TITLE);

      // Saves an activity into JCR by using ActivityManager.

      activityManager.saveActivity(activity);

    } catch (Exception e) {

      LOG.error("can not save activity.", e);

    }

  }  

}