for (i++; i < length && contentType.charAt(i) != '\''; i++)
boundary.append(contentType.charAt(i));
}
else if (ch == '\"') {
for (i++; i < length && contentType.charAt(i) != '\"'; i++)
boundary.append(contentType.charAt(i));
}
else {
for (;
i < length && (ch = contentType.charAt(i)) != ' ' &&
ch != ';';