splitstream.java

pastry的java实现的2.0b版

/*************************************************************************

"FreePastry" Peer-to-Peer Application Development Substrate 

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package rice.p2p.splitstream;

import rice.Destructable;
import rice.environment.Environment;
import rice.p2p.commonapi.*;
import rice.p2p.scribe.*;

/**
 * The interface defines the methods that a splitStream object must implement.
 * The methods are for creating a channel and for attaching to an already
 * existing channel
 *
 * @version $Id: SplitStream.java 2885 2006-01-05 12:20:54Z jeffh $
 * @author Ansley Post
 * @author Alan Mislove
 */
public interface SplitStream extends Destructable {

  /**
   * A SplitStream application calls this method to join a channel.
   *
   * @param id The id of the channel
   * @return A channel object used for subsequent operations on the desired
   *      content stream
   */
  public Channel attachChannel(ChannelId id);

  /**
   * A SplitStream application calls this method when it wishes to distribute
   * content, creating a new channel object.
   *
   * @param id The id of the channel
   * @return A new channel object
   */
  public Channel createChannel(ChannelId id);

  /**
   * Returns all of the channels on this local splitstream
   *
   * @return All of the channels currently being received by this splitstream
   */
  public Channel[] getChannels();


  /**
   * Gets the StripeBaseBitLength attribute of the SplitStream object
   *
   * @return The StripeBaseBitLength value
   */
  public int getStripeBaseBitLength();

  /**
   * Gets the Environment attribute of the SplitStream object
   *
   * @return The Environment value
   */
  public Environment getEnvironment();

  /**
   * DESCRIBE THE METHOD
   */
  public void destroy();
}