package org.kuali.student.r2.common.entity;

 import javax.persistence.Column;

 import javax.persistence.MappedSuperclass;

 import javax.persistence.Table;

 import javax.persistence.UniqueConstraint;

 import org.kuali.student.common.entity.KSEntityConstants;

 import org.kuali.student.r2.common.dto.AttributeInfo;

 import org.kuali.student.r2.common.infc.Attribute;

 @MappedSuperclass

 @Table(uniqueConstraints = {@UniqueConstraint(columnNames = {"ATTR_KEY", "OWNER"})})

 public abstract class BaseAttributeEntity<T extends AttributeOwner<?>> extends BaseEntity {

     @Column(name = "ATTR_KEY")

     private String key;

     @Column(name = "ATTR_VALUE", length = KSEntityConstants.EXTRA_LONG_TEXT_LENGTH)

     private String value;

     public BaseAttributeEntity() {}

     public BaseAttributeEntity(String key, String value) {

         this.key = key;

         this.value = value;

     }

     public BaseAttributeEntity(Attribute att) {

         this.setId(att.getId());

         this.key = att.getKey();

         this.value = att.getValue();

         // this.owner = att.getOwner();

     }

     public String getKey() {

         return key;

     }

     public void setKey(String key) {

         this.key = key;

     }

     public String getValue() {

         return value;

     }

     public void setValue(String value) {

         this.value = value;

     }

     public abstract void setOwner(T owner);

     public abstract T getOwner();

     public AttributeInfo toDto() {

         AttributeInfo attributeInfo = new AttributeInfo();

         attributeInfo.setId(this.getId());

         attributeInfo.setKey(this.getKey());

         attributeInfo.setValue(this.getValue());

         return attributeInfo;

     }

 }