headerFile.write(' ');
headerBuffer.append(' ');
    public boolean set(int sequence, String message) throws IOException {        msgFile.seek(msgFile.length());        headerFile.seek(headerFile.length());        long offset = msgFile.getFilePointer();        if (offset > 0) {            headerFile.write(' ');        }        int size = message.length();        messageIndex.put(new Integer(sequence), new long[] { offset, size });        headerFile.write((Integer.toString(sequence) + "," + Long.toString(offset) + "," + Integer                .toString(size)).getBytes());        msgFile.write(message.getBytes());        return true;    }