/**
 * Copyright (c) Istituto Nazionale di Fisica Nucleare (INFN). 2006-2016
 *
 * Licensed 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.glite.security.voms.admin.operations.users;

import org.glite.security.voms.admin.operations.BaseVoReadOperation;
import org.glite.security.voms.admin.operations.VOMSContext;
import org.glite.security.voms.admin.operations.VOMSPermission;
import org.glite.security.voms.admin.persistence.dao.VOMSUserDAO;

public class FindUnsubscribedGroupsOperation extends BaseVoReadOperation {

  Long userId;

  private FindUnsubscribedGroupsOperation(Long userId) {

    this.userId = userId;
  }

  public Object doExecute() {

    return VOMSUserDAO.instance().getUnsubscribedGroups(userId);
  }

  public static FindUnsubscribedGroupsOperation instance(Long userId) {

    return new FindUnsubscribedGroupsOperation(userId);
  }
  
  protected void setupPermissions() {

    addRequiredPermission(VOMSContext.getVoContext(), VOMSPermission
      .getContainerReadPermission().setMembershipReadPermission());
  }
}