/**
    * Copyright 2005-2012 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.krad.maintenance;
  
  import org.kuali.rice.core.framework.persistence.jpa.OrmUtils;
  import org.kuali.rice.core.framework.persistence.jpa.annotations.Sequence;
  import org.kuali.rice.krad.bo.PersistableBusinessObjectBase;
  import org.kuali.rice.krad.service.KRADServiceLocator;
  
  import javax.persistence.Column;
  import javax.persistence.Entity;
  import javax.persistence.EntityManagerFactory;
  import javax.persistence.Id;
  import javax.persistence.PrePersist;
  import javax.persistence.Table;
  
  /**
   * List of business objects that this maintenance document is locking (prevents two documents from being routed trying to update the same object)
   * Most maintenance documents have only one lock, but globals have many 
   */
  @Entity
  @Sequence(name="KRNS_MAINT_LOCK_S",property="lockId")
  @Table(name="KRNS_MAINT_LOCK_T")
  public class MaintenanceLock extends PersistableBusinessObjectBase {
      private static final long serialVersionUID = 7766326835852387301L;
  	@Id
      @Column(name="MAINT_LOCK_ID")
      private String lockId;
  	@Column(name="MAINT_LOCK_REP_TXT")
  	private String lockingRepresentation;
      @Column(name="DOC_HDR_ID")
  	private String documentNumber;
  
      public String getLockId() {
  		return this.lockId;
  	}
  
  	public void setLockId(String lockId) {
  		this.lockId = lockId;
  	}
  
  	public String getLockingRepresentation() {
          return lockingRepresentation;
      }
  
      public void setLockingRepresentation(String lockingRepresentation) {
          this.lockingRepresentation = lockingRepresentation;
      }
      
      public String getDocumentNumber() {
          return documentNumber;
      }
  
      public void setDocumentNumber(String documentNumber) {
          this.documentNumber = documentNumber;
      }
  
  	/**
  	 * Uses OrmUtils to set the sequence
       * 
       * @see org.kuali.rice.krad.bo.PersistableBusinessObjectBase#prePersist()
       */
      @PrePersist
  	protected void customPrePersist() {
  		final EntityManagerFactory factory = KRADServiceLocator.getApplicationEntityManagerFactory();
  		OrmUtils.populateAutoIncValue(this, factory.createEntityManager());
  		
  		super.prePersist();
  	}
      
  }