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 package com.sun.grizzly;

 import java.io.IOException;

 /**

  * Simple Life cycle interface used to manage Grizzly component.

  *

  * @author Jeanfrancois Arcand

  */

 public interface Lifecycle {

     /**

      * Start the Lifecycle.  This is the interface where an object that

      * implements Lifecycle will start the object and begin its processing.

      * @throws java.io.IOException 

      */

     public void start() throws IOException;

     /**

      * Stops the Lifecycle.  This is the interface where an object that

      * implements Lifecycle will stop the object's processing and perform

      * any additional cleanup before it shutdown.

      * @throws java.io.IOException 

      */

     public void stop() throws IOException;

     /**

      * Pause this Lifecycle. This is the interface where an object that

      * implements Lifecycle will pause the object's processing.  Processing

      * may be resumed via the resume() interface or stopped via the stop()

      * interface after this interface has been called. Common uses for pause()

      * and resume() will be to support use cases such as reconfiguration.

      * @throws java.io.IOException 

      */

     public void pause() throws IOException;

     /**

      * Resume this Lifecycle.  This is the interface where an object that

      * implements Lifecycle will resume a paused object's processing. When

      * called processing will resume. Common uses for pause() and resume()

      * will be to support use cases such as reconfiguration.

      * @throws java.io.IOException 

      */

     public void resume() throws IOException;

 }