| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to you under the Apache License, |
| * Version 2.0 (the "License"); you may not use this file except in |
| * compliance with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.pivot.io; |
| |
| import java.io.BufferedInputStream; |
| import java.io.BufferedOutputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| |
| /** |
| * Implementation of the {@link Serializer} interface that reads and writes a |
| * byte array. |
| * |
| * @see Serializer |
| */ |
| public class ByteArraySerializer implements Serializer<byte[]> { |
| public static final String MIME_TYPE = "application/octet-stream"; |
| |
| public static final int BUFFER_SIZE = 4096; |
| |
| /** |
| * Reads a byte array from an input stream. |
| */ |
| @Override |
| public byte[] readObject(InputStream inputStream) throws IOException, |
| SerializationException { |
| if (inputStream == null) { |
| throw new IllegalArgumentException("inputStream is null."); |
| } |
| |
| byte[] result = null; |
| |
| try { |
| BufferedInputStream bufferedInputStream = new BufferedInputStream(inputStream); |
| ByteArrayOutputStream byteOutputStream = new ByteArrayOutputStream(); |
| |
| byte[] buffer = new byte[BUFFER_SIZE]; |
| int read; |
| while ((read = bufferedInputStream.read(buffer)) != -1) { |
| byteOutputStream.write(buffer, 0, read); |
| } |
| |
| byteOutputStream.flush(); |
| |
| result = byteOutputStream.toByteArray(); |
| |
| } catch (IOException exception) { |
| throw new SerializationException(exception); |
| } |
| |
| return result; |
| } |
| |
| /** |
| * Writes a byte array to an output stream. |
| */ |
| @Override |
| public void writeObject(byte[] bytes, OutputStream outputStream) throws IOException, |
| SerializationException { |
| if (bytes == null) { |
| throw new IllegalArgumentException("byte array is null."); |
| } |
| |
| if (outputStream == null) { |
| throw new IllegalArgumentException("outputStream is null."); |
| } |
| |
| try { |
| BufferedOutputStream bufferedOutputStream = new BufferedOutputStream(outputStream); |
| bufferedOutputStream.write(bytes); |
| bufferedOutputStream.flush(); |
| } catch (IOException exception) { |
| throw new SerializationException(exception); |
| } |
| |
| } |
| |
| @Override |
| public String getMIMEType(byte[] bytes) { |
| return MIME_TYPE; |
| } |
| } |