| /* ==================================================================== |
| 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.poi.hslf.util; |
| |
| import java.io.ByteArrayOutputStream; |
| |
| /** |
| * This class doesn't work yet, but is here to show the idea of a |
| * ByteArrayOutputStream where you can track how many bytes you've |
| * already written, and go back and write over a previous part of the stream |
| * |
| * @author Nick Burch |
| */ |
| |
| public final class MutableByteArrayOutputStream extends ByteArrayOutputStream |
| { |
| /** Return how many bytes we've stuffed in so far */ |
| public int getBytesWritten() { return -1; } |
| |
| /** Write some bytes to the array */ |
| public void write(byte[] b) {} |
| public void write(int b) {} |
| |
| /** Write some bytes to an earlier bit of the array */ |
| public void overwrite(byte[] b, int startPos) {} |
| } |