org.ow2.bonita.facade.runtime.command.WebGetManageableLightParentProcessInstances Maven / Gradle / Ivy

Go to download
/**
 * Copyright (C) 2009  BonitaSoft S.A.
 * BonitaSoft, 31 rue Gustave Eiffel - 38000 Grenoble
 * 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
 * version 2.1 of the License.
 * 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
 * program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
 * Floor, Boston, MA  02110-1301, USA.
 **/
package org.ow2.bonita.facade.runtime.command;

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.ow2.bonita.env.Environment;
import org.ow2.bonita.facade.APIAccessor;
import org.ow2.bonita.facade.ManagementAPI;
import org.ow2.bonita.facade.QueryRuntimeAPI;
import org.ow2.bonita.facade.impl.StandardAPIAccessorImpl;
import org.ow2.bonita.facade.paging.ProcessInstanceCriterion;
import org.ow2.bonita.facade.privilege.PrivilegePolicy;
import org.ow2.bonita.facade.privilege.Rule;
import org.ow2.bonita.facade.privilege.Rule.RuleType;
import org.ow2.bonita.facade.uuid.ProcessDefinitionUUID;
import org.ow2.bonita.light.LightProcessInstance;
import org.ow2.bonita.util.AccessorUtil;
import org.ow2.bonita.util.Command;

public class WebGetManageableLightParentProcessInstances implements Command> {

	private static final long serialVersionUID = 4223637974438770807L;
	private int fromIndex;
	private int pageSize;
	private boolean searchInHistory;
  private final String userID;
  private final Set roleUUIDs;
  private final Set groupUUIDs;
  private final Set membershipUUIDs;
  private final String entityID;

	/**
	 * Default constructor.
	 * 
	 * @param userId
	 * @param fromIndex
	 * @param pageSize
	 * @param userName 
	 * @param userMemberships 
	 * @param userGroups 
	 * @param userRoles 
	 * @param userID 
	 */
	public WebGetManageableLightParentProcessInstances(int fromIndex, int pageSize, boolean searchInHistory, String userID, Set userRoles, Set userGroups, Set userMemberships, String userName) {
		this.fromIndex = fromIndex;
		this.pageSize = pageSize;
		this.searchInHistory = searchInHistory;
    this.userID = userID;
    this.roleUUIDs = userRoles;
    this.groupUUIDs = userGroups;
    this.membershipUUIDs = userMemberships;
    this.entityID = userName;
	}

	public List execute(Environment environment) throws Exception {
		final APIAccessor accessor = new StandardAPIAccessorImpl();
    final ManagementAPI managementAPI = accessor.getManagementAPI();
		final QueryRuntimeAPI queryRuntimeAPI;
		if(this.searchInHistory) {
			queryRuntimeAPI = accessor.getQueryRuntimeAPI(AccessorUtil.QUERYLIST_HISTORY_KEY);
		} else {
			queryRuntimeAPI = accessor.getQueryRuntimeAPI(AccessorUtil.QUERYLIST_JOURNAL_KEY);
		}
		
		
		List applicableRules = new ArrayList();
    Set exceptions = new HashSet();
    applicableRules = managementAPI.getApplicableRules(RuleType.PROCESS_MANAGE, userID, roleUUIDs, groupUUIDs, membershipUUIDs, entityID);
    for (Rule rule : applicableRules) {
      exceptions.addAll(rule.getItems());
    }

    Set processUUIDs = new HashSet();
    for (String processUUID : exceptions) {
      processUUIDs.add(new ProcessDefinitionUUID(processUUID));
    }
    PrivilegePolicy processStartPolicy = managementAPI.getRuleTypePolicy(RuleType.PROCESS_MANAGE);
    
    final List result;
    
    switch (processStartPolicy) {
    case ALLOW_BY_DEFAULT:
      // The exceptions are the processes the entity cannot manage.
      if (processUUIDs != null && !processUUIDs.isEmpty()) {
        result = queryRuntimeAPI.getLightParentProcessInstancesExcept(processUUIDs,fromIndex, pageSize, ProcessInstanceCriterion.DEFAULT);
        return result;
      } else {
        return queryRuntimeAPI.getLightParentProcessInstances(fromIndex, pageSize);
      }

    case DENY_BY_DEFAULT:
      // The exceptions are the processes the entity can manage.
      if (processUUIDs.size() > 0) {
        return queryRuntimeAPI.getLightParentProcessInstances(processUUIDs, fromIndex, pageSize, ProcessInstanceCriterion.DEFAULT);
      } else {
        return Collections.emptyList();
      }
    default:
      throw new IllegalArgumentException();
    }

	}

}