/*
    * Copyright 2001-2008 The Apache Software Foundation.
    * 
    * Licensed under the Apache 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.apache.org/licenses/LICENSE-2.0
    * 
   * 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.apache.juddi.model;
  
  import java.io.Serializable;
  import javax.persistence.Column;
  import javax.persistence.Entity;
  import javax.persistence.GeneratedValue;
  import javax.persistence.GenerationType;
  import javax.persistence.Id;
  import javax.persistence.Lob;
  import javax.persistence.Table;
  import javax.persistence.TableGenerator;
  import javax.persistence.UniqueConstraint;
  
  @Entity
  @Table(name = "j3_chg_record"
          //, uniqueConstraints = @UniqueConstraint(columnNames = {"node_id", "orginating_usn"}) 
  )
   
  public class ChangeRecord implements Serializable {
  
          private static final long serialVersionUID = 1L;
  
          protected String nodeID;
          protected Long originatingUSN;
          private byte[] contents;
          private RecordType e = RecordType.ChangeRecordNull;
          private Long id;
          private String entityKey;
          private boolean appliedLocally = false;
  
          @Column(name = "change_contents")
          @Lob
          public byte[] getContents() {
                  return contents;
          }
  
          public void setContents(byte[] contents) {
                  this.contents = contents;
          }
  
          public enum RecordType {
  
                  ChangeRecordNewData,
                  ChangeRecordDelete,
                  ChangeRecordPublisherAssertion,
                  ChangeRecordHide,
                  ChangeRecordDeleteAssertion,
                  ChangeRecordAcknowledgement,
                  ChangeRecordCorrection,
                  ChangeRecordNewDataConditional,
                  ChangeRecordConditionFailed,
                  ChangeRecordNull
          }
  
          public void setRecordType(RecordType e) {
                  this.e = e;
          }
  
          @Column(name = "record_type")
          public RecordType getRecordType() {
                  return e;
          }
  
          @Id
          @GeneratedValue(strategy = GenerationType.TABLE,
               generator = "personGen")
          @TableGenerator(name = "personGen",
               table = "JPAGEN_GENERATORS",
               pkColumnName = "NAME",
               pkColumnValue = "JPAGEN_PERSON_GEN",
               valueColumnName = "VALUE")
          public Long getId() {
                  return id;
          }
  
          public void setId(Long id) {
                  this.id = id;
          }
  
          @Column(name = "node_id")
          public String getNodeID() {
                  return nodeID;
          }
 
         public void setNodeID(String value) {
                 this.nodeID = value;
         }
 
         @Column(name = "entity_key")
         public String getEntityKey() {
                 return entityKey;
         }
 
         public void setEntityKey(String value) {
                 this.entityKey = value;
         }
 
         @Column(name = "orginating_usn")
         public Long getOriginatingUSN() {
                 return originatingUSN;
         }
 
         public void setOriginatingUSN(Long value) {
                 this.originatingUSN = value;
         }
         
         /**
          * returns true if the changes represented by this change record were applied successfully at this node
          * @return 
          */
         @Column(name = "appliedlocal")
         public boolean getIsAppliedLocally() {
                 return appliedLocally;
         }
 
         public void setIsAppliedLocally(boolean value) {
                 this.appliedLocally = value;
         }
 }