/**
    * 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.kew.engine.node;
  
  import org.hibernate.annotations.GenericGenerator;
  import org.hibernate.annotations.Parameter;
  import org.kuali.rice.core.api.util.KeyValue;
  import org.kuali.rice.core.framework.persistence.jpa.OrmUtils;
  import org.kuali.rice.kew.service.KEWServiceLocator;
  import org.kuali.rice.krad.bo.PersistableBusinessObjectBase;
  
  import javax.persistence.GeneratedValue;
  import javax.persistence.Id;
  import javax.persistence.MappedSuperclass;
  import javax.persistence.PrePersist;
  import java.util.LinkedHashMap;
  
  /**
   * A KeyValuePair that adds an id fields that makes it sufficient for storing in a database.
   * 
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  @MappedSuperclass
  //@Sequence(name="KREW_RTE_NODE_S", property="stateId")
  public abstract class State extends PersistableBusinessObjectBase implements KeyValue {
      @Id
      @GeneratedValue(generator="KREW_RTE_NODE_S")
  	@GenericGenerator(name="KREW_RTE_NODE_S",strategy="org.hibernate.id.enhanced.SequenceStyleGenerator",parameters={
  			@Parameter(name="sequence_name",value="KREW_RTE_NODE_S"),
  			@Parameter(name="value_column",value="id")
  	})
  	protected String stateId;
  	private String key;
      private String value;
  
      public State() {}
      
      public State(String key, String value) {
      	this.key = key;
      	this.value = value;
      }
  
      @PrePersist
      public void customPrePersist(){
          OrmUtils.populateAutoIncValue(this, KEWServiceLocator.getEntityManagerFactory().createEntityManager());
      }
  
      public String getStateId() {
          return stateId;
      }
  
      public void setStateId(String stateId) {
          this.stateId = stateId;
      }
      
      @Override
      public String getKey() {
      	return key;
      }
      
      @Override
      public String getValue() {
      	return value;
      }
      
      public void setKey(String key) {
  		this.key = key;
  	}
  
  	public void setValue(String value) {
  		this.value = value;
  	}
  	
  	protected LinkedHashMap<String, Object> toStringMapperFields() {
  		final LinkedHashMap<String, Object> map = new LinkedHashMap<String, Object>();
  		map.put("stateId", stateId);
  		map.put("key", key);
  		map.put("value", value);
  		return map;
  	}
  }