001    /*
002     * Copyright 1999-2008 Sun Microsystems, Inc.  All Rights Reserved.
003     * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004     *
005     * This code is free software; you can redistribute it and/or modify it
006     * under the terms of the GNU General Public License version 2 only, as
007     * published by the Free Software Foundation.  Sun designates this
008     * particular file as subject to the "Classpath" exception as provided
009     * by Sun in the LICENSE file that accompanied this code.
010     *
011     * This code is distributed in the hope that it will be useful, but WITHOUT
012     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
013     * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
014     * version 2 for more details (a copy is included in the LICENSE file that
015     * accompanied this code).
016     *
017     * You should have received a copy of the GNU General Public License version
018     * 2 along with this work; if not, write to the Free Software Foundation,
019     * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
020     *
021     * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
022     * CA 95054 USA or visit www.sun.com if you need additional information or
023     * have any questions.
024     */
025    
026    package com.sun.tools.javac.util;
027    
028    /** An interface containing layout character constants used in Java
029     *  programs.
030     *
031     *  <p><b>This is NOT part of any API supported by Sun Microsystems.  If
032     *  you write code that depends on this, you do so at your own risk.
033     *  This code and its internal interfaces are subject to change or
034     *  deletion without notice.</b>
035     */
036    public interface LayoutCharacters {
037    
038        /** Tabulator column increment.
039         */
040        final static int TabInc = 8;
041    
042        /** Diagnostic standard indentation
043         */
044        final static int DiagInc = 2;
045    
046        /** Tabulator character.
047         */
048        final static byte TAB   = 0x8;
049    
050        /** Line feed character.
051         */
052        final static byte LF    = 0xA;
053    
054        /** Form feed character.
055         */
056        final static byte FF    = 0xC;
057    
058        /** Carriage return character.
059         */
060        final static byte CR    = 0xD;
061    
062        /** End of input character.  Used as a sentinel to denote the
063         *  character one beyond the last defined character in a
064         *  source file.
065         */
066        final static byte EOI   = 0x1A;
067    }