Column.java

package auctionsniper.ui;

import auctionsniper.SniperSnapshot;

public enum Column { 
  ITEM_IDENTIFIER("Item") { 
    @Override public Object valueIn(SniperSnapshot snapshot) { 
      return snapshot.itemId; 
    } 
  }, 
  LAST_PRICE("Last Price") { 
    @Override public Object valueIn(SniperSnapshot snapshot) { 
      return snapshot.lastPrice; 
    } 
  }, 
  LAST_BID("Last Bid") { 
    @Override public Object valueIn(SniperSnapshot snapshot) { 
      return snapshot.lastBid; 
    }    
  }, 
  SNIPER_STATE("State") { 
    @Override public Object valueIn(SniperSnapshot snapshot) { 
      return SnipersTableModel.textFor(snapshot.state); 
    }    
  }; 
  
  abstract public Object valueIn(SniperSnapshot snapshot); 
  
  public final String name;
  
  private Column(String name) { 
    this.name = name; 
  } 

  public static Column at(int offset) { return values()[offset]; } 
}