IntegerAttribute.java

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/*
 * Project: Server for annotations sharing
 * Author: Ing. Jaroslav Dytrych idytrych@fit.vutbr.cz, Jan Planer xplane01@stud.fit.vutbr.cz
 * File: IntegerAttribute.java
 * Description: Class representing attribute of type Integer
 */

package cz.vutbr.fit.knot.annotations.entity.attribute;

import cz.vutbr.fit.knot.annotations.app.Constants;
import cz.vutbr.fit.knot.annotations.entity.Annotation;
import javax.persistence.DiscriminatorValue;
import javax.persistence.Entity;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;

/**
 * @file IntegerAttribute.java
 *
 * @brief Class representing attribute of type Integer
 */

/**
 * Class representing attribute of type Integer
 * 
 * @brief Class representing attribute of type Integer
 */
@Entity
@DiscriminatorValue("Integer")
@NamedQueries({
    @NamedQuery(name = "Attribute.findByIntValue", query = "SELECT a FROM Attribute a WHERE a.intValue = :intValue"),
})
public class IntegerAttribute extends BaseAttribute {
  
  /**
   * Constructor
   */
  public IntegerAttribute() {
  }

  /**
   * Constructor
   * 
   * @param name Name of attribute
   * @param value Value of attribute
   * @param refAnnotation Annotation to which this attribute belongs
   */
  public IntegerAttribute(String name, Integer value, Annotation refAnnotation) {
    this.name = name;
    this.simpleType = "Integer";
    this.intValue = value;
    this.refAnnotation = refAnnotation;
  }
    

  /**
   * Gets value of the attribute
   * 
   * @return value of the attribute
   */
  @Override
  public Object getValue() {
    return this.intValue;
  }

  /**
   * Sets value of the attribute. Value should already be a native java Integer value. 
   * 
   * @param value New value of the attribute
   */
  @Override
  public void setValue(Object value) {
    this.intValue = (Integer) value;
  }

    
  /**
   * Parses integer represented by string value and sets it as attribute 
   * value
   * 
   * @param value String with value of type Integer
   */
  @Override
  public void setRawValue(String value) throws IllegalArgumentException {
    if(value == null){
        return;
    }
      
    try {
      this.intValue = Integer.parseInt(value);
    } catch (NumberFormatException e) {
      throw new IllegalArgumentException("Value " + value + " is not a valid integer value");
    }
  }
  
  /**
   * Gets URI addres in ontology for this type of attribute
   * 
   * @return Return URI addres in ontology for this type of attribute.
   */
  @Override
  public String getTypeOntologyUri(){
      return Constants.INTEGER_URI;
  }
    
}  // class IntegerAttribute