| /* |
| * 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.commons.imaging.common; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| |
| public class MyByteArrayOutputStream extends OutputStream |
| // some performace benefit, because not thread safe. |
| { |
| private final byte bytes[]; |
| |
| public MyByteArrayOutputStream(int length) |
| { |
| bytes = new byte[length]; |
| } |
| |
| private int count = 0; |
| |
| @Override |
| public void write(int value) throws IOException |
| { |
| if (count >= bytes.length) |
| throw new IOException("Write exceeded expected length (" + count |
| + ", " + bytes.length + ")"); |
| |
| bytes[count] = (byte) value; |
| count++; |
| } |
| |
| public byte[] toByteArray() |
| { |
| if (count < bytes.length) |
| { |
| byte result[] = new byte[count]; |
| System.arraycopy(bytes, 0, result, 0, count); |
| return result; |
| } |
| return bytes; |
| } |
| |
| public int getBytesWritten() |
| { |
| return count; |
| } |
| } |