/**
    * Copyright 2005-2013 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.rule;
  
  import org.apache.commons.lang.ObjectUtils;
  import org.kuali.rice.core.framework.persistence.jpa.OrmUtils;
  import org.kuali.rice.kew.service.KEWServiceLocator;
  
  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.Table;
  import javax.persistence.Version;
  import java.io.Serializable;
  
  
  /**
   * The value of an extension to a rule.  Essentially contains a
   * key-value pair containing the key of the extension data and
   * it's value.
   * 
   * @see RuleBaseValues
   * @see RuleExtensionBo
   *
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  @Entity
  @Table(name="KREW_RULE_EXT_VAL_T")
  //@Sequence(name="KREW_RTE_TMPL_S", property="ruleExtensionValueId")
  public class RuleExtensionValue implements Serializable {
  
  	private static final long serialVersionUID = 8909789087052290261L;
  	@Id
  	@GeneratedValue(generator="KREW_RTE_TMPL_S")
  	@Column(name="RULE_EXT_VAL_ID")
  	private String ruleExtensionValueId;
      @Column(name="RULE_EXT_ID", insertable=false, updatable=false)
  	private String ruleExtensionId;
      @Column(name="VAL")
  	private String value;
      @Column(name="KEY_CD")
  	private String key;
      @Version
  	@Column(name="VER_NBR")
  	private Integer lockVerNbr;
      
      @ManyToOne(fetch=FetchType.EAGER, cascade={CascadeType.PERSIST})
  	@JoinColumn(name="RULE_EXT_ID")
  	private RuleExtensionBo extension;
      
      public RuleExtensionValue() {
      }
      
      public RuleExtensionValue(String key, String value) {
          this.key = key;
          this.value = value;
      }
      
      //@PrePersist
      public void beforeInsert(){
          OrmUtils.populateAutoIncValue(this, KEWServiceLocator.getEntityManagerFactory().createEntityManager());
      }
      
      public RuleExtensionBo getExtension() {
          return extension;
      }
      public void setExtension(RuleExtensionBo extension) {
          this.extension = extension;
      }
      public Integer getLockVerNbr() {
          return lockVerNbr;
      }
      public void setLockVerNbr(Integer lockVerNbr) {
          this.lockVerNbr = lockVerNbr;
      }
      public String getKey() {
          return key;
      }
      public void setKey(String key) {
          this.key = key;
      }
     public String getRuleExtensionId() {
         return ruleExtensionId;
     }
     public void setRuleExtensionId(String ruleExtensionId) {
         this.ruleExtensionId = ruleExtensionId;
     }
     public String getRuleExtensionValueId() {
         return ruleExtensionValueId;
     }
     public void setRuleExtensionValueId(String ruleExtensionValueId) {
         this.ruleExtensionValueId = ruleExtensionValueId;
     }
     public String getValue() {
         return value;
     }
     public void setValue(String value) {
         this.value = value;
     }
 
     public boolean equals(Object o) {
         if (o == null) return false;
         if (!(o instanceof RuleExtensionValue)) return false;
         RuleExtensionValue pred = (RuleExtensionValue) o;
         return ObjectUtils.equals(key, pred.key) && ObjectUtils.equals(value, pred.value);
     }
 
     public String toString() {
         return "[RuleExtensionValue:"
                +  " ruleExtensionValueId=" + ruleExtensionValueId
                + ", ruleExtensionId=" + ruleExtensionId
                + ", value=" + value
                + ", key=" + key
                + ", lockVerNbr=" + lockVerNbr
                + "]";
             
     }
 }