net.sourceforge.phpeclipse.debug.core/src/net/sourceforge/phpdt/internal/debug/core/PHPDBGPacket.java

   1 /**********************************************************************
   2 Copyright (c) 2000, 2002 IBM Corp. and others.
   3 All rights reserved. This program and the accompanying materials
   4 are made available under the terms of the Common Public License v1.0
   5 which accompanies this distribution, and is available at
   6 http://www.eclipse.org/legal/cpl-v10.html
   7
   8 Contributors:
   9         Vicente Fernando - www.alfersoft.com.ar - Initial implementation
  10 **********************************************************************/
  11 package net.sourceforge.phpdt.internal.debug.core;
  12
  13 import java.io.IOException;
  14 import java.io.OutputStream;
  15 import java.util.Vector;
  16 public class PHPDBGPacket {
  17
  18         private static final int        PACKET_HEADER_SIZE      = 16;
  19         private char[]                  packetHeader            = new char[PACKET_HEADER_SIZE];
  20         private int                             packetSize;
  21         private Vector                          frames                          = new Vector ();
  22
  23         public PHPDBGPacket (char[] packetType) {
  24                 PHPDBGBase.copyChars (packetHeader, PHPDBGBase.DBGSYNC, 4);
  25                 PHPDBGBase.copyCharsTo (packetHeader, packetType, 4, 4);
  26         }
  27
  28         public void addFrame (PHPDBGFrame frame) {
  29                 frames.add (frame);
  30                 packetSize += frame.getSize ();
  31         }
  32
  33         public void sendPacket (OutputStream out) throws IOException {
  34                 int             i;
  35                 PHPDBGFrame frame;
  36
  37                 PHPDBGBase.copyCharsTo (packetHeader, PHPDBGBase.IntToChar4 (packetSize), 4, 12);
  38
  39                 out.write (PHPDBGBase.CharArrayToByteArray (packetHeader));                             // Send packet header
  40                 out.flush ();                                                               //
  41
  42                 for (i = 0; i < frames.size (); i++) {                                                  // Send Frames
  43                         frame = (PHPDBGFrame) frames.get (i);                                                   // Header of frame
  44
  45                         out.write (PHPDBGBase.CharArrayToByteArray (frame.getHeader ()));       // Convert the char buffer to a byte buffer and send
  46                         out.flush ();
  47
  48                         if (frame.getSizeOfData () > 0) {                                       // If there is a data frame
  49                                 out.write (PHPDBGBase.CharArrayToByteArray (frame.getFrameData ()));// Convert the data char buffer to a byte buffer and send
  50                                 out.flush ();
  51                         }
  52                 }
  53         }
  54 }