Example usage for org.apache.http.cookie CookieAttributeHandler parse

Introduction

In this page you can find the example usage for org.apache.http.cookie CookieAttributeHandler parse.

Prototype

void parse(SetCookie cookie, String value) throws MalformedCookieException;

Source Link

Document

Parse the given cookie attribute value and update the corresponding org.apache.http.cookie.Cookie property.

Usage

From source file:com.gargoylesoftware.htmlunit.httpclient.HtmlUnitBrowserCompatCookieSpec.java

/**
 * {@inheritDoc}//w w w. jav  a 2  s  .co m
 */
@Override
public List<Cookie> parse(Header header, final CookieOrigin origin) throws MalformedCookieException {
    // first a hack to support empty headers
    final String text = header.getValue();
    int endPos = text.indexOf(';');
    if (endPos < 0) {
        endPos = text.indexOf('=');
    } else {
        final int pos = text.indexOf('=');
        if (pos > endPos) {
            endPos = -1;
        } else {
            endPos = pos;
        }
    }
    if (endPos < 0) {
        header = new BasicHeader(header.getName(), EMPTY_COOKIE_NAME + "=" + header.getValue());
    } else if (endPos == 0 || StringUtils.isBlank(text.substring(0, endPos))) {
        header = new BasicHeader(header.getName(), EMPTY_COOKIE_NAME + header.getValue());
    }

    final List<Cookie> cookies;

    final String headername = header.getName();
    if (!headername.equalsIgnoreCase(SM.SET_COOKIE)) {
        throw new MalformedCookieException("Unrecognized cookie header '" + header.toString() + "'");
    }
    final HeaderElement[] helems = header.getElements();
    boolean versioned = false;
    boolean netscape = false;
    for (final HeaderElement helem : helems) {
        if (helem.getParameterByName("version") != null) {
            versioned = true;
        }
        if (helem.getParameterByName("expires") != null) {
            netscape = true;
        }
    }
    if (netscape || !versioned) {
        // Need to parse the header again, because Netscape style cookies do not correctly
        // support multiple header elements (comma cannot be treated as an element separator)
        final NetscapeDraftHeaderParser parser = NetscapeDraftHeaderParser.DEFAULT;
        final CharArrayBuffer buffer;
        final ParserCursor cursor;
        if (header instanceof FormattedHeader) {
            buffer = ((FormattedHeader) header).getBuffer();
            cursor = new ParserCursor(((FormattedHeader) header).getValuePos(), buffer.length());
        } else {
            final String s = header.getValue();
            if (s == null) {
                throw new MalformedCookieException("Header value is null");
            }
            buffer = new CharArrayBuffer(s.length());
            buffer.append(s);
            cursor = new ParserCursor(0, buffer.length());
        }
        final HeaderElement elem = parser.parseHeader(buffer, cursor);
        final String name = elem.getName();
        final String value = elem.getValue();
        if (name == null || name.isEmpty()) {
            throw new MalformedCookieException("Cookie name may not be empty");
        }
        final BasicClientCookie cookie = new BasicClientCookie(name, value);
        cookie.setPath(getDefaultPath(origin));
        cookie.setDomain(getDefaultDomain(origin));

        // cycle through the parameters
        final NameValuePair[] attribs = elem.getParameters();
        for (int j = attribs.length - 1; j >= 0; j--) {
            final NameValuePair attrib = attribs[j];
            final String s = attrib.getName().toLowerCase(Locale.ROOT);
            cookie.setAttribute(s, attrib.getValue());
            final CookieAttributeHandler handler = findAttribHandler(s);
            if (handler != null) {
                handler.parse(cookie, attrib.getValue());
            }
        }
        // Override version for Netscape style cookies
        if (netscape) {
            cookie.setVersion(0);
        }
        cookies = Collections.<Cookie>singletonList(cookie);
    } else {
        cookies = parse(helems, origin);
    }

    for (final Cookie c : cookies) {
        // re-add quotes around value if parsing as incorrectly trimmed them
        if (header.getValue().contains(c.getName() + "=\"" + c.getValue())) {
            ((BasicClientCookie) c).setValue('"' + c.getValue() + '"');
        }
    }
    return cookies;
}

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