001 /* 002 * This file is part of the Tuning Fork Visualization Platform 003 * (http://sourceforge.net/projects/tuningforkvp) 004 * 005 * Copyright (c) 2005 - 2008 IBM Corporation. 006 * All rights reserved. This program and the accompanying materials 007 * are made available under the terms of the Eclipse Public License v1.0 008 * which accompanies this distribution, and is available at 009 * http://www.eclipse.org/legal/epl-v10.html 010 * 011 * Contributors: 012 * IBM Corporation - initial API and implementation 013 */ 014 015 package com.ibm.tuningfork.tracegen.chunk; 016 017 import org.vmmagic.pragma.Uninterruptible; 018 019 @Uninterruptible 020 public class FeedHeaderChunk extends RawChunk { 021 022 private static final int MAGIC_WORD_1 = 0xcafefeed; 023 private static final int MAGIC_WORD_2 = 0x2bad4dfb; 024 private static final int MAJOR_VERSION = 1; 025 private static final int MINOR_VERSION = 4; 026 private static final int DEFUNCT_FIELD = 0; 027 028 public FeedHeaderChunk() { 029 super(5 * ENCODING_SPACE_INT); 030 addInt(MAGIC_WORD_1); 031 addInt(MAGIC_WORD_2); 032 addInt(MAJOR_VERSION); 033 addInt(MINOR_VERSION); 034 addInt(DEFUNCT_FIELD); 035 close(); 036 } 037 038 }