package com.trendmicro.grid.acl.ds.jpa.entities;
   
   import static net.sf.tinyjee.util.Assert.assertNotNull;
   
   import javax.persistence.*;
   import java.io.Serializable;
   
   import org.hibernate.annotations.Index;
   
  /**
   * Implements the primary key of the table "FILE_CONTENT_SOURCES".
   *
   * @author juergen_kellerer, 2010-06-17
   * @version 1.0
   */
  @Embeddable
  public class JpaFileSourceId implements Serializable {
  
  	private static final long serialVersionUID = 237219229585915404L;
  
  	@ManyToOne(optional = false, fetch = FetchType.LAZY)
  	@JoinColumn(name = "FILE_CONTENT_ID")
  	private JpaFileDetails fileDetails;
  
  	@ManyToOne(optional = false, fetch = FetchType.LAZY)
  	@JoinColumn(name = "SOURCE_ID")
  	@Index(name = "IX_FILE_CONTENT_SOURCES__SOURCE_INDEX")
  	private JpaSource source;
  
  	public JpaFileSourceId() {
  	}
  
  	public JpaFileSourceId(JpaFileDetails fileDetails, JpaSource source) {
  		assertNotNull("fileDetails", fileDetails);
  		assertNotNull("source", source);
  		this.fileDetails = fileDetails;
  		this.source = source;
  	}
  
  	public JpaFileDetails getFileDetails() {
  		return fileDetails;
  	}
  
  	public JpaSource getSource() {
  		return source;
  	}
  
  	@Override
  	public boolean equals(Object o) {
  		if (this == o) return true;
  		if (!(o instanceof JpaFileSourceId)) return false;
  		JpaFileSourceId that = (JpaFileSourceId) o;
  		return fileDetails.getPrimaryKey() == that.fileDetails.getPrimaryKey() &&
  				source.getPrimaryKey() == that.source.getPrimaryKey();
  	}
  
  	@Override
  	public int hashCode() {
  		int result = fileDetails.getPrimaryKey();
  		result = 31 * result + source.getPrimaryKey();
  		return result;
  	}
  
  	@Override
  	public String toString() {
  		return "JpaFileSourceId{" +
  				"fileDetails=" + fileDetails +
  				", source=" + source +
  				'}';
  	}
  }