CVS update: JGroups/src/org/jgroups/protocols FcHeader.java

  User: belaban 
  Date: 10/08/30 14:08:56

  Added:       src/org/jgroups/protocols FcHeader.java
  Log:
  new header
  
  Revision  Changes    Path
  1.1                  JGroups/src/org/jgroups/protocols/FcHeader.java
  
  Index: FcHeader.java
  ===================================================================
  package org.jgroups.protocols;
  
  import org.jgroups.Global;
  import org.jgroups.Header;
  
  import java.io.DataInputStream;
  import java.io.DataOutputStream;
  import java.io.IOException;
  
  /**
   * Header used by various flow control protocols
   * @author Bela Ban
   * @version $Id: FcHeader.java,v 1.1 2010/08/30 14:08:56 belaban Exp $
   */
  public class FcHeader extends Header {
      public static final byte REPLENISH=1;
      public static final byte CREDIT_REQUEST=2; // the sender of the message is the requester
  
      byte type=REPLENISH;
  
      public FcHeader() {
  
      }
  
      public FcHeader(byte type) {
          this.type=type;
      }
  
      public int size() {
          return Global.BYTE_SIZE;
      }
  
      public void writeTo(DataOutputStream out) throws IOException {
          out.writeByte(type);
      }
  
      public void readFrom(DataInputStream in) throws IOException, IllegalAccessException, InstantiationException {
          type=in.readByte();
      }
  
      public String toString() {
          switch(type) {
              case REPLENISH:
                  return "REPLENISH";
              case CREDIT_REQUEST:
                  return "CREDIT_REQUEST";
              default:
                  return "<invalid type>";
          }
      }
  }
  
  
  

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