package myorg.relex.collection;
   
   import javax.persistence.*;
   
   /**
    * This class is an example of an entity that will be referenced from the parent in its relationship
    * through a Map which uses a value unique to that parent.
    */
   @Entity
  @Table(name="RELATIONEX_POSITION")
  public class Position {
  	@Id @GeneratedValue
  	private int id;
  	
  	@Column(length=12, nullable=false)
  	private String position; //this is not unique within this table
  	
  	@Column(length=32, nullable=false, unique=true)
  	private String player; //this is unique within the table
  	
  	protected Position() {}
  	public Position(String position, String player) {
  		this.position = position;
  		this.player = player;
  	}
  
  	public int getId() { return id; }
  
  	public String getPosition() { return position; }
  	public void setPosition(String position) { this.position = position; }
  
  	public String getPlayer() { return player; }
  	public void setPlayer(String player) {
  		this.player = player;
  	}
  	
  	@Override
  	public int hashCode() {
  		return position==null?0:position.hashCode() + player==null?0:player.hashCode(); 
  	}
  	
  	@Override
  	public boolean equals(Object obj) {
  		try {
  			if (this == obj) { return true; }
  			Position rhs = (Position) obj;
  			if (position==null || player==null) { return false; }
  			return position.equals(rhs.position) && player.equals(rhs.player);
  		} catch (Exception ex) { return false; }
  	}
  }