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1 /* Reattore HTTP Server 2 3 Copyright (C) 2002 Michael Hope <michaelh@juju.net.nz> 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 2 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 18 19 $Id: ByteSource.java,v 1.5 2003/02/18 04:11:47 michaelh Exp $ 20 */ 21 22 package juju.reattore.io; 23 24 import java.io.IOException; 25 26 /*** A source that serves bytes. 27 */ 28 public interface ByteSource 29 extends Source { 30 31 /*** Gets the next byte from the stream. 32 33 @return The next byte, or EOF on end of stream. 34 @throws IOException on error. 35 */ 36 int get() 37 throws IOException; 38 39 /*** Bulk get operation. 40 41 @param into The buffer to get into. 42 @param offset The offset in the buffer to begin writing at. 43 @param length The maximum number of elements to read. 44 @return The number of elements read. 45 @throws IOException on error. 46 */ 47 int get(byte[] into, int offset, int length) 48 throws IOException; 49 50 /*** Returns the number of elements remaining in the stream. 51 52 @return Number remaining, or a negative number if it is 53 unknown. 54 @throws IOException on error. 55 */ 56 int remaining() 57 throws IOException; 58 }

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