/*

  * Copyright 2005-2008 The Kuali Foundation

  * 

  * 

  * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php

  * 

  * 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.kuali.rice.kew.engine.node;

 import java.io.Serializable;

 import javax.persistence.CascadeType;

 import javax.persistence.Column;

 import javax.persistence.Entity;

 import javax.persistence.FetchType;

 import javax.persistence.GeneratedValue;

 import javax.persistence.Id;

 import javax.persistence.JoinColumn;

 import javax.persistence.ManyToOne;

 import javax.persistence.OneToOne;

 import javax.persistence.Table;

 import javax.persistence.Version;

 import org.hibernate.annotations.GenericGenerator;

 import org.hibernate.annotations.Parameter;

 import org.kuali.rice.core.framework.persistence.jpa.OrmUtils;

 import org.kuali.rice.kew.api.doctype.ProcessContract;

 import org.kuali.rice.kew.doctype.bo.DocumentType;

 import org.kuali.rice.kew.service.KEWServiceLocator;

 /**

  * Represents a route path defined on a {@link DocumentType}.  A Process is a named entity which

  * simply points to an initial {@link RouteNode} which represents the beginning of the Process.

  * The path of the process can then be followed using the next nodes defined on the route nodes. 

  *

  * @author Kuali Rice Team (rice.collab@kuali.org)

  */

 @Entity

 @Table(name="KREW_DOC_TYP_PROC_T")

 //@Sequence(name="KREW_RTE_NODE_S",property="processId")

 public class Process implements Serializable, ProcessContract {

         private static final long serialVersionUID = -6338857095673479752L;

     @Id

     @GeneratedValue(generator="KREW_RTE_NODE_S")

         @GenericGenerator(name="KREW_RTE_NODE_S",strategy="org.hibernate.id.enhanced.SequenceStyleGenerator",parameters={

                         @Parameter(name="sequence_name",value="KREW_RTE_NODE_S"),

                         @Parameter(name="value_column",value="id")

         })

         @Column(name="DOC_TYP_PROC_ID")

         private String processId;

         @Column(name="NM")

         private String name;

         @ManyToOne(fetch=FetchType.EAGER)

         @JoinColumn(name="DOC_TYP_ID")

         private DocumentType documentType;

         @OneToOne(fetch=FetchType.EAGER, cascade={CascadeType.PERSIST, CascadeType.MERGE})

         @JoinColumn(name="INIT_RTE_NODE_ID")

         private RouteNode initialRouteNode;

     @Column(name="INIT_IND")

         private boolean initial = false;

         @Version

         @Column(name="VER_NBR")

         private Integer lockVerNbr;

         public String getProcessId() {

                 return processId;

         }

         public void setProcessId(String processId) {

                 this.processId = processId;

         }

         public DocumentType getDocumentType() {

                 return documentType;

         }

         public void setDocumentType(DocumentType documentType) {

                 this.documentType = documentType;

         }

         public RouteNode getInitialRouteNode() {

                 return initialRouteNode;

         }

         public void setInitialRouteNode(RouteNode initialRouteNode) {

                 this.initialRouteNode = initialRouteNode;

         }

         public String getName() {

                 return name;

         }

         public void setName(String name) {

                 this.name = name;

         }

         public boolean isInitial() {

                 return initial;

         }

         public void setInitial(boolean initial) {

                 this.initial = initial;

         }

         public Integer getLockVerNbr() {

                 return lockVerNbr;

         }

         public void setLockVerNbr(Integer lockVerNbr) {

                 this.lockVerNbr = lockVerNbr;

         }

         //@PrePersist

         public void beforeInsert(){

                 OrmUtils.populateAutoIncValue(this, KEWServiceLocator.getEntityManagerFactory().createEntityManager());

         }

         @Override

     public String getId() {

         if (processId == null) {

             return null;

         }

         return processId.toString();

     }

     @Override

     public Long getVersionNumber() {

         if (lockVerNbr == null) {

             return null;

         }

         return new Long(lockVerNbr.longValue());

     }

     @Override

     public String getDocumentTypeId() {

         if (documentType == null) {

             return null;

         }

         return documentType.getId();

     }

 }