Java HttpHost.getHostName方法代碼示例

import org.apache.http.HttpHost; //導入方法依賴的package包/類
/**
 * Creates the CONNECT request for tunnelling.
 * Called by {@link #createTunnelToTarget createTunnelToTarget}.
 *
 * @param route     the route to establish
 * @param context   the context for request execution
 *
 * @return  the CONNECT request for tunnelling
 */
protected HttpRequest createConnectRequest(HttpRoute route,
                                           HttpContext context) {
    // see RFC 2817, section 5.2 and
    // INTERNET-DRAFT: Tunneling TCP based protocols through
    // Web proxy servers

    HttpHost target = route.getTargetHost();

    String host = target.getHostName();
    int port = target.getPort();
    if (port < 0) {
        Scheme scheme = connManager.getSchemeRegistry().
            getScheme(target.getSchemeName());
        port = scheme.getDefaultPort();
    }

    StringBuilder buffer = new StringBuilder(host.length() + 6);
    buffer.append(host);
    buffer.append(':');
    buffer.append(Integer.toString(port));

    String authority = buffer.toString();
    ProtocolVersion ver = HttpProtocolParams.getVersion(params);
    HttpRequest req = new BasicHttpRequest
        ("CONNECT", authority, ver);

    return req;
}
 

import org.apache.http.HttpHost; //導入方法依賴的package包/類
/** Copy request headers from the servlet client to the proxy request. */
protected void copyRequestHeaders(HttpServletRequest servletRequest, HttpRequest proxyRequest) {
    // Get an Enumeration of all of the header names sent by the client
    Enumeration enumerationOfHeaderNames = servletRequest.getHeaderNames();
    while (enumerationOfHeaderNames.hasMoreElements()) {
        String headerName = (String) enumerationOfHeaderNames.nextElement();
        // Instead the content-length is effectively set via InputStreamEntity
        if (headerName.equalsIgnoreCase(HttpHeaders.CONTENT_LENGTH))
            continue;
        if (hopByHopHeaders.containsHeader(headerName))
            continue;

        Enumeration headers = servletRequest.getHeaders(headerName);
        while (headers.hasMoreElements()) {// sometimes more than one value
            String headerValue = (String) headers.nextElement();
            // In case the proxy host is running multiple virtual servers,
            // rewrite the Host header to ensure that we get content from
            // the correct virtual server
            if (headerName.equalsIgnoreCase(HttpHeaders.HOST)) {
                HttpHost host = getTargetHost(servletRequest);
                headerValue = host.getHostName();
                if (host.getPort() != -1)
                    headerValue += ":" + host.getPort();
            } else if (headerName.equalsIgnoreCase(org.apache.http.cookie.SM.COOKIE)) {
                headerValue = getRealCookie(headerValue);
            }
            proxyRequest.addHeader(headerName, headerValue);
        }
    }
}
 

import org.apache.http.HttpHost; //導入方法依賴的package包/類
public void process(final HttpRequest request, final HttpContext context) throws HttpException, IOException {
    AuthState authState = (AuthState) context.getAttribute(ClientContext.TARGET_AUTH_STATE);
    CredentialsProvider credsProvider = (CredentialsProvider) context.getAttribute(
            ClientContext.CREDS_PROVIDER);
    HttpHost targetHost = (HttpHost) context.getAttribute(ExecutionContext.HTTP_TARGET_HOST);

    if (authState.getAuthScheme() == null) {
        AuthScope authScope = new AuthScope(targetHost.getHostName(), targetHost.getPort());
        Credentials creds = credsProvider.getCredentials(authScope);
        if (creds != null) {
            authState.setAuthScheme(new BasicScheme());
            authState.setCredentials(creds);
        }
    }
}
 

import org.apache.http.HttpHost; //導入方法依賴的package包/類
public static String getUrl(HttpHost target, HttpRequest request) {
    return target.getHostName() + request.getRequestLine().getUri();
}
 

import org.apache.http.HttpHost; //導入方法依賴的package包/類
/**
 * @since 4.2
 */
public AuthScope(final HttpHost host, final String realm, final String schemeName) {
    this(host.getHostName(), host.getPort(), realm, schemeName);
}
 

import org.apache.http.HttpHost; //導入方法依賴的package包/類
@Override
public Header authenticate(
        final Credentials credentials,
        final HttpRequest request,
        final HttpContext context) throws AuthenticationException {
    if (request == null) {
        throw new IllegalArgumentException("HTTP request may not be null");
    }
    switch (state) {
    case UNINITIATED:
        throw new AuthenticationException(getSchemeName() + " authentication has not been initiated");
    case FAILED:
        throw new AuthenticationException(getSchemeName() + " authentication has failed");
    case CHALLENGE_RECEIVED:
        try {
            String key = null;
            if (isProxy()) {
                key = ExecutionContext.HTTP_PROXY_HOST;
            } else {
                key = ExecutionContext.HTTP_TARGET_HOST;
            }
            HttpHost host = (HttpHost) context.getAttribute(key);
            if (host == null) {
                throw new AuthenticationException("Authentication host is not set " +
                        "in the execution context");
            }
            String authServer;
            if (!this.stripPort && host.getPort() > 0) {
                authServer = host.toHostString();
            } else {
                authServer = host.getHostName();
            }

            if (log.isDebugEnabled()) {
                log.debug("init " + authServer);
            }
            token = generateToken(token, authServer);
            state = State.TOKEN_GENERATED;
        } catch (GSSException gsse) {
            state = State.FAILED;
            if (gsse.getMajor() == GSSException.DEFECTIVE_CREDENTIAL
                    || gsse.getMajor() == GSSException.CREDENTIALS_EXPIRED)
                throw new InvalidCredentialsException(gsse.getMessage(), gsse);
            if (gsse.getMajor() == GSSException.NO_CRED )
                throw new InvalidCredentialsException(gsse.getMessage(), gsse);
            if (gsse.getMajor() == GSSException.DEFECTIVE_TOKEN
                    || gsse.getMajor() == GSSException.DUPLICATE_TOKEN
                    || gsse.getMajor() == GSSException.OLD_TOKEN)
                throw new AuthenticationException(gsse.getMessage(), gsse);
            // other error
            throw new AuthenticationException(gsse.getMessage());
        }
    case TOKEN_GENERATED:
        String tokenstr = new String(base64codec.encode(token));
        if (log.isDebugEnabled()) {
            log.debug("Sending response '" + tokenstr + "' back to the auth server");
        }
        return new BasicHeader("Authorization", "Negotiate " + tokenstr);
    default:
        throw new IllegalStateException("Illegal state: " + state);
    }
}
 

import org.apache.http.HttpHost; //導入方法依賴的package包/類
public Queue<AuthOption> select(
        final Map<String, Header> challenges,
        final HttpHost authhost,
        final HttpResponse response,
        final HttpContext context) throws MalformedChallengeException {
    if (challenges == null) {
        throw new IllegalArgumentException("Map of auth challenges may not be null");
    }
    if (authhost == null) {
        throw new IllegalArgumentException("Host may not be null");
    }
    if (response == null) {
        throw new IllegalArgumentException("HTTP response may not be null");
    }
    if (context == null) {
        throw new IllegalArgumentException("HTTP context may not be null");
    }

    Queue<AuthOption> options = new LinkedList<AuthOption>();
    CredentialsProvider credsProvider = (CredentialsProvider) context.getAttribute(
            ClientContext.CREDS_PROVIDER);
    if (credsProvider == null) {
        this.log.debug("Credentials provider not set in the context");
        return options;
    }

    AuthScheme authScheme;
    try {
        authScheme = this.handler.selectScheme(challenges, response, context);
    } catch (AuthenticationException ex) {
        if (this.log.isWarnEnabled()) {
            this.log.warn(ex.getMessage(), ex);
        }
        return options;
    }
    String id = authScheme.getSchemeName();
    Header challenge = challenges.get(id.toLowerCase(Locale.US));
    authScheme.processChallenge(challenge);

    AuthScope authScope = new AuthScope(
            authhost.getHostName(),
            authhost.getPort(),
            authScheme.getRealm(),
            authScheme.getSchemeName());

    Credentials credentials = credsProvider.getCredentials(authScope);
    if (credentials != null) {
        options.add(new AuthOption(authScheme, credentials));
    }
    return options;
}
 

import org.apache.http.HttpHost; //導入方法依賴的package包/類
public Queue<AuthOption> select(
        final Map<String, Header> challenges,
        final HttpHost authhost,
        final HttpResponse response,
        final HttpContext context) throws MalformedChallengeException {
    if (challenges == null) {
        throw new IllegalArgumentException("Map of auth challenges may not be null");
    }
    if (authhost == null) {
        throw new IllegalArgumentException("Host may not be null");
    }
    if (response == null) {
        throw new IllegalArgumentException("HTTP response may not be null");
    }
    if (context == null) {
        throw new IllegalArgumentException("HTTP context may not be null");
    }

    Queue<AuthOption> options = new LinkedList<AuthOption>();
    AuthSchemeRegistry registry = (AuthSchemeRegistry) context.getAttribute(
            ClientContext.AUTHSCHEME_REGISTRY);
    if (registry == null) {
        this.log.debug("Auth scheme registry not set in the context");
        return options;
    }
    CredentialsProvider credsProvider = (CredentialsProvider) context.getAttribute(
            ClientContext.CREDS_PROVIDER);
    if (credsProvider == null) {
        this.log.debug("Credentials provider not set in the context");
        return options;
    }

    @SuppressWarnings("unchecked")
    List<String> authPrefs = (List<String>) response.getParams().getParameter(this.prefParamName);
    if (authPrefs == null) {
        authPrefs = DEFAULT_SCHEME_PRIORITY;
    }
    if (this.log.isDebugEnabled()) {
        this.log.debug("Authentication schemes in the order of preference: " + authPrefs);
    }

    for (String id: authPrefs) {
        Header challenge = challenges.get(id.toLowerCase(Locale.US));
        if (challenge != null) {
            try {
                AuthScheme authScheme = registry.getAuthScheme(id, response.getParams());
                authScheme.processChallenge(challenge);

                AuthScope authScope = new AuthScope(
                        authhost.getHostName(),
                        authhost.getPort(),
                        authScheme.getRealm(),
                        authScheme.getSchemeName());

                Credentials credentials = credsProvider.getCredentials(authScope);
                if (credentials != null) {
                    options.add(new AuthOption(authScheme, credentials));
                }
            } catch (IllegalStateException e) {
                if (this.log.isWarnEnabled()) {
                    this.log.warn("Authentication scheme " + id + " not supported");
                    // Try again
                }
            }
        } else {
            if (this.log.isDebugEnabled()) {
                this.log.debug("Challenge for " + id + " authentication scheme not available");
                // Try again
            }
        }
    }
    return options;
}