1 /*******************************************************************************
2 * Copyright (c) 2007, 2011 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.compressions.impl;
14 import java.io.IOException;
15 import java.io.InputStream;
16 import java.nio.ByteBuffer;
17 import java.nio.channels.ReadableByteChannel;
20 * @author Tuukka Lehtonen
22 public class Channels {
24 public static int read(ReadableByteChannel channel, ByteBuffer intoBuffer, int expectedBytes) throws IOException {
26 while (read < expectedBytes) {
27 int ret = channel.read(intoBuffer);
29 return read; // End-Of-Stream
35 public static int read(ReadableByteChannel channel, ByteBuffer intoBuffer) throws IOException {
36 return read(channel, intoBuffer, intoBuffer.limit());
39 public static int readStream(InputStream stream, byte[] array, int expectedBytes) throws IOException {
41 while (read < expectedBytes) {
42 int ret = stream.read(array, read, expectedBytes - read);
44 return read; // End-Of-Stream