Examples with CharArrayBuffer org.apache.http.util.CharArrayBuffer used on opensource projects

Example 41 with CharArrayBuffer

use of org.apache.http.util.CharArrayBuffer in project platform_external_apache-http by android.

the class BasicLineParser method parseRequestLine.

public static final RequestLine parseRequestLine(final String value, LineParser parser) throws ParseException {
    if (value == null) {
        throw new IllegalArgumentException("Value to parse may not be null.");
    }
    if (parser == null)
        parser = BasicLineParser.DEFAULT;
    CharArrayBuffer buffer = new CharArrayBuffer(value.length());
    buffer.append(value);
    ParserCursor cursor = new ParserCursor(0, value.length());
    return parser.parseRequestLine(buffer, cursor);
}

Example 42 with CharArrayBuffer

use of org.apache.http.util.CharArrayBuffer in project platform_external_apache-http by android.

the class DigestScheme method createDigestHeader.

/**
     * Creates digest-response header as defined in RFC2617.
     * 
     * @param credentials User credentials
     * @param digest The response tag's value as String.
     * 
     * @return The digest-response as String.
     */
private Header createDigestHeader(final Credentials credentials, final String digest) throws AuthenticationException {
    CharArrayBuffer buffer = new CharArrayBuffer(128);
    if (isProxy()) {
        buffer.append(AUTH.PROXY_AUTH_RESP);
    } else {
        buffer.append(AUTH.WWW_AUTH_RESP);
    }
    buffer.append(": Digest ");
    String uri = getParameter("uri");
    String realm = getParameter("realm");
    String nonce = getParameter("nonce");
    String opaque = getParameter("opaque");
    String response = digest;
    String algorithm = getParameter("algorithm");
    String uname = credentials.getUserPrincipal().getName();
    List<BasicNameValuePair> params = new ArrayList<BasicNameValuePair>(20);
    params.add(new BasicNameValuePair("username", uname));
    params.add(new BasicNameValuePair("realm", realm));
    params.add(new BasicNameValuePair("nonce", nonce));
    params.add(new BasicNameValuePair("uri", uri));
    params.add(new BasicNameValuePair("response", response));
    if (qopVariant != QOP_MISSING) {
        params.add(new BasicNameValuePair("qop", getQopVariantString()));
        params.add(new BasicNameValuePair("nc", NC));
        params.add(new BasicNameValuePair("cnonce", getCnonce()));
    }
    if (algorithm != null) {
        params.add(new BasicNameValuePair("algorithm", algorithm));
    }
    if (opaque != null) {
        params.add(new BasicNameValuePair("opaque", opaque));
    }
    for (int i = 0; i < params.size(); i++) {
        BasicNameValuePair param = params.get(i);
        if (i > 0) {
            buffer.append(", ");
        }
        boolean noQuotes = "nc".equals(param.getName()) || "qop".equals(param.getName());
        BasicHeaderValueFormatter.DEFAULT.formatNameValuePair(buffer, param, !noQuotes);
    }
    return new BufferedHeader(buffer);
}

Example 43 with CharArrayBuffer

use of org.apache.http.util.CharArrayBuffer in project platform_external_apache-http by android.

the class NTLMScheme method authenticate.

public Header authenticate(final Credentials credentials, final HttpRequest request) throws AuthenticationException {
    NTCredentials ntcredentials = null;
    try {
        ntcredentials = (NTCredentials) credentials;
    } catch (ClassCastException e) {
        throw new InvalidCredentialsException("Credentials cannot be used for NTLM authentication: " + credentials.getClass().getName());
    }
    String response = null;
    if (this.state == State.CHALLENGE_RECEIVED || this.state == State.FAILED) {
        response = this.engine.generateType1Msg(ntcredentials.getDomain(), ntcredentials.getWorkstation());
        this.state = State.MSG_TYPE1_GENERATED;
    } else if (this.state == State.MSG_TYPE2_RECEVIED) {
        response = this.engine.generateType3Msg(ntcredentials.getUserName(), ntcredentials.getPassword(), ntcredentials.getDomain(), ntcredentials.getWorkstation(), this.challenge);
        this.state = State.MSG_TYPE3_GENERATED;
    } else {
        throw new AuthenticationException("Unexpected state: " + this.state);
    }
    CharArrayBuffer buffer = new CharArrayBuffer(32);
    if (isProxy()) {
        buffer.append(AUTH.PROXY_AUTH_RESP);
    } else {
        buffer.append(AUTH.WWW_AUTH_RESP);
    }
    buffer.append(": NTLM ");
    buffer.append(response);
    return new BufferedHeader(buffer);
}

Example 44 with CharArrayBuffer

use of org.apache.http.util.CharArrayBuffer in project platform_external_apache-http by android.

the class AbstractAuthenticationHandler method parseChallenges.

protected Map<String, Header> parseChallenges(final Header[] headers) throws MalformedChallengeException {
    Map<String, Header> map = new HashMap<String, Header>(headers.length);
    for (Header header : headers) {
        CharArrayBuffer buffer;
        int pos;
        if (header instanceof FormattedHeader) {
            buffer = ((FormattedHeader) header).getBuffer();
            pos = ((FormattedHeader) header).getValuePos();
        } else {
            String s = header.getValue();
            if (s == null) {
                throw new MalformedChallengeException("Header value is null");
            }
            buffer = new CharArrayBuffer(s.length());
            buffer.append(s);
            pos = 0;
        }
        while (pos < buffer.length() && HTTP.isWhitespace(buffer.charAt(pos))) {
            pos++;
        }
        int beginIndex = pos;
        while (pos < buffer.length() && !HTTP.isWhitespace(buffer.charAt(pos))) {
            pos++;
        }
        int endIndex = pos;
        String s = buffer.substring(beginIndex, endIndex);
        map.put(s.toLowerCase(Locale.ENGLISH), header);
    }
    return map;
}

Example 45 with CharArrayBuffer

use of org.apache.http.util.CharArrayBuffer in project platform_external_apache-http by android.

the class AuthSchemeBase method processChallenge.

/**
     * Processes the given challenge token. Some authentication schemes
     * may involve multiple challenge-response exchanges. Such schemes must be able 
     * to maintain the state information when dealing with sequential challenges 
     * 
     * @param header the challenge header
     * 
     * @throws MalformedChallengeException is thrown if the authentication challenge
     * is malformed
     */
public void processChallenge(final Header header) throws MalformedChallengeException {
    if (header == null) {
        throw new IllegalArgumentException("Header may not be null");
    }
    String authheader = header.getName();
    if (authheader.equalsIgnoreCase(AUTH.WWW_AUTH)) {
        this.proxy = false;
    } else if (authheader.equalsIgnoreCase(AUTH.PROXY_AUTH)) {
        this.proxy = true;
    } else {
        throw new MalformedChallengeException("Unexpected header name: " + authheader);
    }
    CharArrayBuffer buffer;
    int pos;
    if (header instanceof FormattedHeader) {
        buffer = ((FormattedHeader) header).getBuffer();
        pos = ((FormattedHeader) header).getValuePos();
    } else {
        String s = header.getValue();
        if (s == null) {
            throw new MalformedChallengeException("Header value is null");
        }
        buffer = new CharArrayBuffer(s.length());
        buffer.append(s);
        pos = 0;
    }
    while (pos < buffer.length() && HTTP.isWhitespace(buffer.charAt(pos))) {
        pos++;
    }
    int beginIndex = pos;
    while (pos < buffer.length() && !HTTP.isWhitespace(buffer.charAt(pos))) {
        pos++;
    }
    int endIndex = pos;
    String s = buffer.substring(beginIndex, endIndex);
    if (!s.equalsIgnoreCase(getSchemeName())) {
        throw new MalformedChallengeException("Invalid scheme identifier: " + s);
    }
    parseChallenge(buffer, pos, buffer.length());
}