Guided.java

package org.prevayler.foundation;
import java.io.IOException;
import java.io.OutputStream;

public abstract class Guided {
  private final Turn _turn;
  protected Guided(  Turn turn){
    _turn=turn;
  }
  public void startTurn(){
    _turn.start();
  }
  public void endTurn(){
    _turn.end();
  }
  public abstract void writeTo(  OutputStream stream) throws IOException ;
}