/** * Copyright 2005-2014 Restlet * * The contents of this file are subject to the terms of one of the following * open source licenses: Apache 2.0 or LGPL 3.0 or LGPL 2.1 or CDDL 1.0 or EPL * 1.0 (the "Licenses"). You can select the license that you prefer but you may * not use this file except in compliance with one of these Licenses. * * You can obtain a copy of the Apache 2.0 license at * http://www.opensource.org/licenses/apache-2.0 * * You can obtain a copy of the LGPL 3.0 license at * http://www.opensource.org/licenses/lgpl-3.0 * * You can obtain a copy of the LGPL 2.1 license at * http://www.opensource.org/licenses/lgpl-2.1 * * You can obtain a copy of the CDDL 1.0 license at * http://www.opensource.org/licenses/cddl1 * * You can obtain a copy of the EPL 1.0 license at * http://www.opensource.org/licenses/eclipse-1.0 * * See the Licenses for the specific language governing permissions and * limitations under the Licenses. * * Alternatively, you can obtain a royalty free commercial license with less * limitations, transferable or non-transferable, directly at * http://www.restlet.com/products/restlet-framework * * Restlet is a registered trademark of Restlet */ package org.restlet.util; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.nio.ByteBuffer; //import org.restlet.engine.io.IoUtils; import org.restlet.representation.Representation; /** * Selection listener notifying new content as an {@link InputStream}. * * @author Jerome Louvel */ public abstract class ByteReadingListener extends ReadingListener { /** * Default constructor. Uses a byte buffer of {@link IoUtils#BUFFER_SIZE} * length. * * @param source * The source representation. * @throws IOException */ public ByteReadingListener(Representation source) throws IOException { super(source); } /** * Constructor. Uses a byte buffer of a given size. * * @param source * The source byte channel. * @param bufferSize * The byte buffer to use. * @throws IOException */ public ByteReadingListener(Representation source, int bufferSize) throws IOException { super(source, bufferSize); } /** * Callback invoked when new content is available. * * @param byteBuffer * The byte buffer filled with the new content (correctly flip). */ protected final void onContent(ByteBuffer byteBuffer) { onContent(new ByteArrayInputStream(byteBuffer.array(), byteBuffer.arrayOffset(), byteBuffer.remaining())); } /** * Callback invoked when new content is available. * * @param inputStream * The input stream allowing to retrieve the new content. */ protected abstract void onContent(InputStream inputStream); }