1 files changed, 57 insertions, 0 deletions
diff --git a/isoparser/src/main/java/com/googlecode/mp4parser/h264/CharCache.java b/isoparser/src/main/java/com/googlecode/mp4parser/h264/CharCache.java
new file mode 100644
index 0000000..2fe8ead
--- /dev/null
+++ b/isoparser/src/main/java/com/googlecode/mp4parser/h264/CharCache.java
@@ -0,0 +1,57 @@
+/*
+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;
+    }
+}