text: public void write(String str, int offset, int count) throws IOException {synchronized (lock) {if (count < 0) {throw new StringIndexOutOfBoundsException(str, offset, count);}if (str == null) {throw new NullPointerException("str == null");}if ((offset | count) < 0 || offset > str.length() - count) {throw new StringIndexOutOfBoundsException(str, offset, count);}checkStatus();CharBuffer chars = CharBuffer.wrap(str, offset, count + offset);convert(chars);}}