package bluej.groupwork;




| A utility class for combining multiple commands into one.
|
| @author Davin McCall
|
public class CompoundCommand
implements TeamworkCommand{    
   private TeamworkCommand command1;
   
   private TeamworkCommand command2;
    
   
   public CompoundCommand(TeamworkCommand command1, TeamworkCommand command2)
   {        
      this.command1 = command1;
       
      this.command2 = command2;     
      }
    
   
   public void cancel()
   {
      command1.cancel();
      command2.cancel();     
      }

   
   public TeamworkCommandResult getResult()
   {
      TeamworkCommandResult result = command1.getResult();
        
      if (result.wasAborted() || result.isError()) {            
         return result;         
         }
        
      result = command2.getResult();
       
      return result;     
      } 
   }