/*
* eGov suite of products aim to improve the internal efficiency,transparency,
* accountability and the service delivery of the government organizations.
*
* Copyright (C) <2015> eGovernments Foundation
*
* The updated version of eGov suite of products as by eGovernments Foundation
* is available at http://www.egovernments.org
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/ or
* http://www.gnu.org/licenses/gpl.html .
*
* In addition to the terms of the GPL license to be adhered to in using this
* program, the following additional terms are to be complied with:
*
* 1) All versions of this program, verbatim or modified must carry this
* Legal Notice.
*
* 2) Any misrepresentation of the origin of the material is prohibited. It
* is required that all modified versions of this material be marked in
* reasonable ways as different from the original version.
*
* 3) This license does not grant any rights to any user of the program
* with regards to rights under trademark law for use of the trade names
* or trademarks of eGovernments Foundation.
*
* In case of any queries, you can reach eGovernments Foundation at contact@egovernments.org.
*/
package org.egov.infra.workflow.inbox;
import org.egov.infra.workflow.entity.State.StateStatus;
import org.egov.infra.workflow.entity.StateAware;
import org.egov.infstr.services.PersistenceService;
import org.hibernate.FetchMode;
import org.hibernate.FlushMode;
import org.hibernate.criterion.Order;
import org.hibernate.criterion.Restrictions;
import java.util.List;
/**
* Every module which is having StateAware should initialize this with their own
* StateAware persistence service<br/>
* eg:
*
* <pre>
* <bean id="myStateAwarePersistenceService" parent="persistenceService">
* <property name="type" value="org.egov.infra.web.struts.actions.common.MyStateAware" />
* </bean>
*
* <bean id="MyStateAwareInboxRenderService" class="org.egov.infra.workflow.inbox.DefaultInboxRenderServiceImpl">
* <constructor-arg index="0" ref="myStateAwarePersistenceService"/>
* </bean>
* </pre>
*
* <br/>
* id or name attribute value of the workflowTypeService bean definition should
* follow a strict naming convention as follows<br/>
* <code>
* <YourStateAwareClassName>InboxRenderService
* </code> This is how, {@link InboxRenderServiceDeligate} will detect the
* appropriate {@link InboxRenderService} and render the inbox items.
**/
@SuppressWarnings("all")
public class DefaultInboxRenderServiceImpl<T extends StateAware> implements InboxRenderService<T> {
private final Class<T> stateAwareType;
private final PersistenceService<T, Long> stateAwarePersistenceService;
public DefaultInboxRenderServiceImpl(final PersistenceService<T, Long> stateAwarePersistenceService) {
this.stateAwarePersistenceService = stateAwarePersistenceService;
this.stateAwareType = stateAwarePersistenceService.getType();
}
@Override
public List<T> getAssignedWorkflowItems(final Long userId, final List<Long> owners) {
return this.stateAwarePersistenceService.getSession().createCriteria(this.stateAwareType)
.setFetchMode("state", FetchMode.JOIN).createAlias("state", "state")
.setFlushMode(FlushMode.MANUAL).setReadOnly(true).setCacheable(true)
.add(Restrictions.eq("state.type", this.stateAwareType.getSimpleName()))
.add(Restrictions.in("state.ownerPosition.id", owners))
.add(Restrictions.ne("state.status", StateStatus.ENDED))
.add(Restrictions.not(Restrictions.conjunction().add(Restrictions.eq("state.status", StateStatus.STARTED))
.add(Restrictions.eq("createdBy.id", userId)))).addOrder(Order.desc("state.createdDate"))
.list();
}
@Override
public List<T> getDraftWorkflowItems(final Long userId, final List<Long> owners) {
return this.stateAwarePersistenceService.getSession().createCriteria(this.stateAwareType)
.setFetchMode("state", FetchMode.JOIN).createAlias("state", "state")
.setFlushMode(FlushMode.MANUAL).setReadOnly(true).setCacheable(true)
.add(Restrictions.eq("state.type", this.stateAwareType.getSimpleName()))
.add(Restrictions.in("state.ownerPosition.id", owners)).add(Restrictions.eq("createdBy.id", userId))
.add(Restrictions.eq("state.status", StateStatus.STARTED)).addOrder(Order.asc("state.createdDate"))
.list();
}
}