| /* |
| Copyright (c) 2011 Stanislav Vitvitskiy |
| |
| Permission is hereby granted, free of charge, to any person obtaining a copy of this |
| software and associated documentation files (the "Software"), to deal in the Software |
| without restriction, including without limitation the rights to use, copy, modify, |
| merge, publish, distribute, sublicense, and/or sell copies of the Software, and to |
| permit persons to whom the Software is furnished to do so, subject to the following |
| conditions: |
| |
| The above copyright notice and this permission notice shall be included in all copies or |
| substantial portions of the Software. |
| |
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, |
| INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR |
| PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE |
| FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE |
| OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| package com.googlecode.mp4parser.h264; |
| |
| public class CharCache { |
| private char[] cache; |
| private int pos; |
| |
| public CharCache(int capacity) { |
| cache = new char[capacity]; |
| } |
| |
| public void append(String str) { |
| char[] chars = str.toCharArray(); |
| int available = cache.length - pos; |
| int toWrite = chars.length < available ? chars.length : available; |
| System.arraycopy(chars, 0, cache, pos, toWrite); |
| pos += toWrite; |
| } |
| |
| public String toString() { |
| return new String(cache, 0, pos); |
| } |
| |
| public void clear() { |
| pos = 0; |
| } |
| |
| public void append(char c) { |
| if (pos < cache.length - 1) { |
| cache[pos] = c; |
| pos++; |
| } |
| } |
| |
| public int length() { |
| return pos; |
| } |
| } |