private static int getUByte(ByteBuffer byteBuffer) {
        return byteBuffer.get() & 0xFF;
    }
Tests whether all bytes in the specified array are zero.

@param array the array to test (not null, unaffected)
@return true if all zeroes, otherwise false
jme3-plugins/src/fbx/java/com/jme3/scene/plugins/fbx/file/FbxReader.java