package cz.cuni.amis.pogamut.ut2004.communication.messages.custom;
   
   import java.lang.annotation.ElementType;
   import java.lang.annotation.Retention;
   import java.lang.annotation.RetentionPolicy;
   import java.lang.annotation.Target;
   
   import cz.cuni.amis.pogamut.ut2004.communication.messages.gbinfomessages.ControlMessage;
   
  @Target(value={ ElementType.FIELD })
  @Retention(RetentionPolicy.RUNTIME)
  public @interface ControlMessageField {
  
  	/**
  	 * Can be either 1, 2 or 3. Type of the field (whether to use {@link ControlMessage#getPF1()} or {@link ControlMessage#getPI1()} etc.) 
  	 * is inferred automatically via reflection on the annotated field type.
  	 * @return
  	 */
  	public int index();
  	
  }