cdmlibrary/src/main/java/eu/etaxonomy/cdm/model/common/VersionableEntity.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.cdm.model.common;
  11
  12
  13 import eu.etaxonomy.cdm.model.agent.Person;
  14 import eu.etaxonomy.cdm.model.view.View;
  15 import org.apache.log4j.Logger;
  16 import eu.etaxonomy.cdm.model.Description;
  17 import java.util.*;
  18 import javax.persistence.*;
  19
  20 /**
  21  * @author m.doering
  22  * @version 1.0
  23  * @created 08-Nov-2007 13:07:01
  24  */
  25 @MappedSuperclass
  26 public abstract class VersionableEntity extends CdmBase {
  27         public VersionableEntity() {
  28                 super();
  29                 this.uuid = UUID.randomUUID().toString();
  30                 this.created = Calendar.getInstance();
  31         }
  32
  33         static Logger logger = Logger.getLogger(VersionableEntity.class);
  34         //the globally unique identifier
  35         private String uuid;
  36         private Calendar created;
  37         private Person createdBy;
  38         //time of last update for this object
  39         private Calendar updated;
  40         private Person updatedBy;
  41         private VersionableEntity nextVersion;
  42         private VersionableEntity previousVersion;
  43
  44         @Transient
  45         public VersionableEntity getNextVersion(){
  46                 return this.nextVersion;
  47         }
  48         public void setNextVersion(VersionableEntity nextVersion){
  49                 this.nextVersion = nextVersion;
  50         }
  51
  52         @Transient
  53         public VersionableEntity getPreviousVersion(){
  54                 return this.previousVersion;
  55         }
  56         public void setPreviousVersion(VersionableEntity previousVersion){
  57                 this.previousVersion = previousVersion;
  58         }
  59
  60
  61         @ManyToOne
  62         public Person getUpdatedBy(){
  63                 return this.updatedBy;
  64         }
  65
  66         /**
  67          *
  68          * @param updatedBy    updatedBy
  69          */
  70         public void setUpdatedBy(Person updatedBy){
  71                 this.updatedBy = updatedBy;
  72         }
  73
  74         @ManyToOne
  75         public Person getCreatedBy(){
  76                 return this.createdBy;
  77         }
  78
  79         /**
  80          *
  81          * @param createdBy    createdBy
  82          */
  83         public void setCreatedBy(Person createdBy){
  84                 this.createdBy = createdBy;
  85         }
  86
  87         public String getUuid(){
  88                 return this.uuid;
  89         }
  90         /**
  91          *
  92          * @param uuid    uuid
  93          */
  94         public void setUuid(String uuid){
  95                 this.uuid = uuid;
  96         }
  97
  98         @Temporal(TemporalType.TIMESTAMP)
  99         public Calendar getCreated(){
 100                 return this.created;
 101         }
 102         /**
 103          *
 104          * @param created    created
 105          */
 106         public void setCreated(Calendar created){
 107                 this.created = created;
 108         }
 109
 110         @Temporal(TemporalType.TIMESTAMP)
 111         public Calendar getUpdated(){
 112                 return this.updated;
 113         }
 114
 115         /**
 116          *
 117          * @param updated    updated
 118          */
 119         public void setUpdated(Calendar updated){
 120                 this.updated = updated;
 121         }
 122
 123         /**
 124          * based on created
 125          */
 126         @Transient
 127         public Calendar getValidFrom(){
 128                 return null;
 129         }
 130
 131         /**
 132          * based on updated
 133          */
 134         @Transient
 135         public Calendar getValidTo(){
 136                 return null;
 137         }
 138
 139 }