Method readLine

src/main/java/groovy/io/LineColumnReader.java:154–168

Reads a line of text. A line is considered to be terminated by any one of a line feed ('\n'), a carriage return ('\r'), or a carriage return followed immediately by a linefeed. @return A String containing the contents of the line, not including any line-termination characters, or null if the e

()

     *      or null if the end of the stream has been reached
     */
    @Override
    public String readLine() throws IOException {
        StringBuilder result = new StringBuilder();
        for (;;) {
            int intRead = read();
            if (intRead == -1) {
                return result.length() == 0 ? null : result.toString();
            }

            char c = (char)intRead;
            if (c == '\n' || c == '\r') break;
            result.append(c);
        }
        return result.toString();
    }

    /**
     * Skips characters.