Method readLong

app/src/main/java/com/sun/mail/iap/Response.java:360–375

Extract a long number, starting at the current position. Updates the internal index to beyond the number. Returns -1 if a long number was not found. @return a long

()

     * @return  a long
     */
    public long readLong() {
	// Skip leading spaces
	skipSpaces();

        int start = index;
        while (index < size && Character.isDigit((char)buffer[index]))
            index++;

        if (index > start) {
	    try {
		return ASCIIUtility.parseLong(buffer, start, index);
	    } catch (NumberFormatException nex) { }
	}

	return -1;
    }

    /**
     * Extract a NSTRING, starting at the current position. Return it as