package org.kuali.student.core.bo;

 import java.util.Date;

 import org.apache.commons.lang.StringUtils;

 import org.apache.ojb.broker.PersistenceBroker;

 import org.apache.ojb.broker.PersistenceBrokerException;

 import org.kuali.rice.kns.service.KNSServiceLocator;

 import org.kuali.rice.kns.util.GlobalVariables;

 public class KsMetaBusinessObjectBase extends KsBusinessObjectBase implements KsMetaBusinessObject {

     private static final long serialVersionUID = -6804800481530556124L;

     private String createId;

     private Date createDate;

     private String updateId;

     private Date updateDate;

     /**

      * This will take properties and create a Meta object to return, the value is not persisted.

      * This is to support the KS embedded style Meta object for future compatibility.  OJB/KNS

      * do not seem to support embedded entities (called Nested in OJB terms).

      */

     @Override

     public Meta getMeta() {

         Meta meta = new Meta();

         meta.setCreateId(createId);

         meta.setCreateTime(createDate);

         meta.setUpdateId(updateId);

         meta.setUpdateTime(updateDate);

         return meta;

     }

     /**

      * This will set the internal properties from the incoming Meta object.

      * This is to support the KS embedded style Meta object for future compatibility.  OJB/KNS

      * do not seem to support embedded entities (called Nested in OJB terms).

      * 

      * Uses setter methods to allow behavior from subclass.

      */

     @Override

     public void setMeta(Meta meta) {

         this.setCreateId(meta.getCreateId());

         this.setCreateDate(meta.getCreateTime());

         this.setUpdateId(meta.getUpdateId());

         this.setUpdateDate(meta.getCreateTime());

     }

     @Override

     public void beforeInsert(PersistenceBroker persistenceBroker) throws PersistenceBrokerException {

         super.beforeInsert(persistenceBroker);

         if (StringUtils.isBlank(this.getCreateId())) {

             this.setCreateId(GlobalVariables.getUserSession().getPrincipalName());

         }

         if (this.getCreateDate() == null) {

             this.setCreateDate(KNSServiceLocator.getDateTimeService().getCurrentSqlDate());

         }

     }

     @Override

     public void beforeUpdate(PersistenceBroker persistenceBroker) throws PersistenceBrokerException {

         super.beforeUpdate(persistenceBroker);

         this.setUpdateId(GlobalVariables.getUserSession().getPrincipalName());

         this.setUpdateDate(KNSServiceLocator.getDateTimeService().getCurrentSqlDate());

     }

     public String getCreateId() {

         return createId;

     }

     public void setCreateId(String createId) {

         this.createId = createId;

     }

     public Date getCreateDate() {

         return createDate;

     }

     public void setCreateDate(Date createDate) {

         this.createDate = createDate;

     }

     public String getUpdateId() {

         return updateId;

     }

     public void setUpdateId(String updateId) {

         this.updateId = updateId;

     }

     public Date getUpdateDate() {

         return updateDate;

     }

     public void setUpdateDate(Date updateDate) {

         this.updateDate = updateDate;

     }

 }