Examples with ParseException java.text.ParseException used on opensource projects

Example 91 with ParseException

use of java.text.ParseException in project jersey by jersey.

the class EntityTagProvider method fromString.

@Override
public EntityTag fromString(String header) {
    throwIllegalArgumentExceptionIfNull(header, LocalizationMessages.ENTITY_TAG_IS_NULL());
    try {
        HttpHeaderReader reader = HttpHeaderReader.newInstance(header);
        Event e = reader.next(false);
        if (e == Event.QuotedString) {
            return new EntityTag(reader.getEventValue().toString());
        } else if (e == Event.Token) {
            final CharSequence ev = reader.getEventValue();
            if (ev != null && ev.length() > 0 && ev.charAt(0) == 'W') {
                reader.nextSeparator('/');
                return new EntityTag(reader.nextQuotedString().toString(), true);
            }
        }
    } catch (ParseException ex) {
        throw new IllegalArgumentException("Error parsing entity tag '" + header + "'", ex);
    }
    throw new IllegalArgumentException("Error parsing entity tag '" + header + "'");
}

Example 92 with ParseException

use of java.text.ParseException in project jersey by jersey.

the class HttpDateFormat method readDate.

/**
     * Read a date.
     *
     * @param date the date as a string.
     *
     * @return the date
     * @throws java.text.ParseException in case the date string cannot be parsed.
     */
public static Date readDate(final String date) throws ParseException {
    ParseException pe = null;
    for (final SimpleDateFormat f : HttpDateFormat.getDateFormats()) {
        try {
            Date result = f.parse(date);
            // parse can change time zone -> set it back to GMT
            f.setTimeZone(GMT_TIME_ZONE);
            return result;
        } catch (final ParseException e) {
            pe = (pe == null) ? e : pe;
        }
    }
    throw pe;
}

Example 93 with ParseException

use of java.text.ParseException in project jersey by jersey.

the class HttpHeaderReader method readQualityFactor.

/**
     * TODO javadoc.
     */
public static int readQualityFactor(CharSequence q) throws ParseException {
    if (q == null || q.length() == 0) {
        throw new ParseException("Quality value cannot be null or an empty String", 0);
    }
    int index = 0;
    final int length = q.length();
    if (length > 5) {
        throw new ParseException("Quality value is greater than the maximum length, 5", 0);
    }
    // Parse the whole number and decimal point
    final char wholeNumber;
    char c = wholeNumber = q.charAt(index++);
    if (c == '0' || c == '1') {
        if (index == length) {
            return (c - '0') * 1000;
        }
        c = q.charAt(index++);
        if (c != '.') {
            throw new ParseException("Error parsing Quality value: a decimal place is expected rather than '" + c + "'", index);
        }
        if (index == length) {
            return (c - '0') * 1000;
        }
    } else if (c == '.') {
        // do this, for example HttpURLConnection.
        if (index == length) {
            throw new ParseException("Error parsing Quality value: a decimal numeral is expected after the decimal point", index);
        }
    } else {
        throw new ParseException("Error parsing Quality value: a decimal numeral '0' or '1' is expected rather than '" + c + "'", index);
    }
    // Parse the fraction
    int value = 0;
    int exponent = 100;
    while (index < length) {
        c = q.charAt(index++);
        if (c >= '0' && c <= '9') {
            value += (c - '0') * exponent;
            exponent /= 10;
        } else {
            throw new ParseException("Error parsing Quality value: a decimal numeral is expected rather than '" + c + "'", index);
        }
    }
    if (wholeNumber == '1') {
        if (value > 0) {
            throw new ParseException("The Quality value, " + q + ", is greater than 1", index);
        }
        return Quality.DEFAULT;
    } else {
        return value;
    }
}

Example 94 with ParseException

use of java.text.ParseException in project jersey by jersey.

the class HttpHeaderReaderImpl method nextSeparatedString.

@Override
public String nextSeparatedString(char startSeparator, char endSeparator) throws ParseException {
    nextSeparator(startSeparator);
    final int start = index;
    for (; index < length; index++) {
        if (header.charAt(index) == endSeparator) {
            break;
        }
    }
    if (start == index) {
        // no token between separators
        throw new ParseException(LocalizationMessages.HTTP_HEADER_NO_CHARS_BETWEEN_SEPARATORS(startSeparator, endSeparator), index);
    } else if (index == length) {
        // no end separator
        throw new ParseException(LocalizationMessages.HTTP_HEADER_NO_END_SEPARATOR(endSeparator), index);
    }
    event = Event.Token;
    value = header.subSequence(start, index++);
    return value.toString();
}

Example 95 with ParseException

use of java.text.ParseException in project jersey by jersey.

the class CacheControlProvider method fromString.

@Override
public CacheControl fromString(String header) {
    throwIllegalArgumentExceptionIfNull(header, LocalizationMessages.CACHE_CONTROL_IS_NULL());
    try {
        HttpHeaderReader reader = HttpHeaderReader.newInstance(header);
        CacheControl cacheControl = new CacheControl();
        // defaults to true
        cacheControl.setNoTransform(false);
        while (reader.hasNext()) {
            readDirective(cacheControl, reader);
            if (reader.hasNextSeparator(',', true)) {
                reader.nextSeparator(',');
            }
        }
        return cacheControl;
    } catch (ParseException pe) {
        throw new IllegalArgumentException("Error parsing cache control '" + header + "'", pe);
    }
}