Example usage for org.apache.http.util Args notNull

Introduction

In this page you can find the example usage for org.apache.http.util Args notNull.

Prototype

public static <T> T notNull(T t, String str) 

Source Link

Usage

From source file:org.apache.http.conn.ssl.SSLConnectionSocketFactory.java

/**
 * @since 4.4//from   w w  w.j  a  v a2s .c o  m
 */
public SSLConnectionSocketFactory(final javax.net.ssl.SSLSocketFactory socketfactory,
        final String[] supportedProtocols, final String[] supportedCipherSuites,
        final HostnameVerifier hostnameVerifier) {
    this.socketfactory = Args.notNull(socketfactory, "SSL socket factory");
    this.supportedProtocols = supportedProtocols;
    this.supportedCipherSuites = supportedCipherSuites;
    this.hostnameVerifier = hostnameVerifier != null ? hostnameVerifier : getDefaultHostnameVerifier();
}

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From source file:org.apache.http.conn.util.PublicSuffixMatcherLoader.java

public static PublicSuffixMatcher load(final URL url) throws IOException {
    Args.notNull(url, "URL");
    final InputStream in = url.openStream();
    try {/*  w ww .j  a v a 2  s.c o  m*/
        return load(in);
    } finally {
        in.close();
    }
}

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From source file:org.apache.http.conn.util.PublicSuffixMatcherLoader.java

public static PublicSuffixMatcher load(final File file) throws IOException {
    Args.notNull(file, "File");
    final InputStream in = new FileInputStream(file);
    try {//w ww  .j a  v a 2 s  .  c  o m
        return load(in);
    } finally {
        in.close();
    }
}

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From source file:org.apache.http.impl.auth.BasicScheme.java

/**
 * Produces basic authorization header for the given set of {@link Credentials}.
 *
 * @param credentials The set of credentials to be used for authentication
 * @param request The request being authenticated
 * @throws org.apache.http.auth.InvalidCredentialsException if authentication
 *   credentials are not valid or not applicable for this authentication scheme
 * @throws AuthenticationException if authorization string cannot
 *   be generated due to an authentication failure
 *
 * @return a basic authorization string/* www . j  av a2 s  .  c  o  m*/
 */
@Override
public Header authenticate(final Credentials credentials, final HttpRequest request, final HttpContext context)
        throws AuthenticationException {

    Args.notNull(credentials, "Credentials");
    Args.notNull(request, "HTTP request");
    final StringBuilder tmp = new StringBuilder();
    tmp.append(credentials.getUserPrincipal().getName());
    tmp.append(":");
    tmp.append((credentials.getPassword() == null) ? "null" : credentials.getPassword());

    final byte[] base64password = base64codec
            .encode(EncodingUtils.getBytes(tmp.toString(), getCredentialsCharset(request)));

    final CharArrayBuffer buffer = new CharArrayBuffer(32);
    if (isProxy()) {
        buffer.append(AUTH.PROXY_AUTH_RESP);
    } else {
        buffer.append(AUTH.WWW_AUTH_RESP);
    }
    buffer.append(": Basic ");
    buffer.append(base64password, 0, base64password.length);

    return new BufferedHeader(buffer);
}

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From source file:org.apache.http.impl.auth.BasicScheme.java

/**
 * Returns a basic <tt>Authorization</tt> header value for the given
 * {@link Credentials} and charset./*from w ww . j  av  a2 s.  c o m*/
 *
 * @param credentials The credentials to encode.
 * @param charset The charset to use for encoding the credentials
 *
 * @return a basic authorization header
 *
 * @deprecated (4.3) use {@link #authenticate(Credentials, HttpRequest, HttpContext)}.
 */
@Deprecated
public static Header authenticate(final Credentials credentials, final String charset, final boolean proxy) {
    Args.notNull(credentials, "Credentials");
    Args.notNull(charset, "charset");

    final StringBuilder tmp = new StringBuilder();
    tmp.append(credentials.getUserPrincipal().getName());
    tmp.append(":");
    tmp.append((credentials.getPassword() == null) ? "null" : credentials.getPassword());

    final byte[] base64password = Base64.encodeBase64(EncodingUtils.getBytes(tmp.toString(), charset), false);

    final CharArrayBuffer buffer = new CharArrayBuffer(32);
    if (proxy) {
        buffer.append(AUTH.PROXY_AUTH_RESP);
    } else {
        buffer.append(AUTH.WWW_AUTH_RESP);
    }
    buffer.append(": Basic ");
    buffer.append(base64password, 0, base64password.length);

    return new BufferedHeader(buffer);
}

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From source file:org.apache.http.impl.auth.GGSSchemeBase.java

@Override
public Header authenticate(final Credentials credentials, final HttpRequest request, final HttpContext context)
        throws AuthenticationException {
    Args.notNull(request, "HTTP request");
    switch (state) {
    case UNINITIATED:
        throw new AuthenticationException(getSchemeName() + " authentication has not been initiated");
    case FAILED:/*from  w  w w  . ja  v  a2s.c  o  m*/
        throw new AuthenticationException(getSchemeName() + " authentication has failed");
    case CHALLENGE_RECEIVED:
        try {
            final HttpRoute route = (HttpRoute) context.getAttribute(HttpClientContext.HTTP_ROUTE);
            if (route == null) {
                throw new AuthenticationException("Connection route is not available");
            }
            HttpHost host;
            if (isProxy()) {
                host = route.getProxyHost();
                if (host == null) {
                    host = route.getTargetHost();
                }
            } else {
                host = route.getTargetHost();
            }
            final 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 (final 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:
        final String tokenstr = new String(base64codec.encode(token));
        if (log.isDebugEnabled()) {
            log.debug("Sending response '" + tokenstr + "' back to the auth server");
        }
        final CharArrayBuffer buffer = new CharArrayBuffer(32);
        if (isProxy()) {
            buffer.append(AUTH.PROXY_AUTH_RESP);
        } else {
            buffer.append(AUTH.WWW_AUTH_RESP);
        }
        buffer.append(": Negotiate ");
        buffer.append(tokenstr);
        return new BufferedHeader(buffer);
    default:
        throw new IllegalStateException("Illegal state: " + state);
    }
}

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From source file:org.apache.http.impl.auth.NegotiateScheme.java

/**
 * Returns the authentication parameter with the given name, if available.
 *
 * <p>There are no valid parameters for Negotiate authentication so this
 * method always returns <tt>null</tt>.</p>
 *
 * @param name The name of the parameter to be returned
 *
 * @return the parameter with the given name
 *///  w  w w  .  j  a  va  2  s .  c  o  m
public String getParameter(final String name) {
    Args.notNull(name, "Parameter name");
    return null;
}

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From source file:org.apache.http.impl.client.AbstractHttpClient.java

@Override
protected final CloseableHttpResponse doExecute(final HttpHost target, final HttpRequest request,
        final HttpContext context) throws IOException, ClientProtocolException {

    Args.notNull(request, "HTTP request");
    // a null target may be acceptable, this depends on the route planner
    // a null context is acceptable, default context created below

    HttpContext execContext = null;
    RequestDirector director = null;/* www.  java 2  s  .  c o m*/
    HttpRoutePlanner routePlanner = null;
    ConnectionBackoffStrategy connectionBackoffStrategy = null;
    BackoffManager backoffManager = null;

    // Initialize the request execution context making copies of
    // all shared objects that are potentially threading unsafe.
    synchronized (this) {

        final HttpContext defaultContext = createHttpContext();
        if (context == null) {
            execContext = defaultContext;
        } else {
            execContext = new DefaultedHttpContext(context, defaultContext);
        }
        final HttpParams params = determineParams(request);
        final RequestConfig config = HttpClientParamConfig.getRequestConfig(params);
        execContext.setAttribute(ClientContext.REQUEST_CONFIG, config);

        // Create a director for this request
        director = createClientRequestDirector(getRequestExecutor(), getConnectionManager(),
                getConnectionReuseStrategy(), getConnectionKeepAliveStrategy(), getRoutePlanner(),
                getProtocolProcessor(), getHttpRequestRetryHandler(), getRedirectStrategy(),
                getTargetAuthenticationStrategy(), getProxyAuthenticationStrategy(), getUserTokenHandler(),
                params);
        routePlanner = getRoutePlanner();
        connectionBackoffStrategy = getConnectionBackoffStrategy();
        backoffManager = getBackoffManager();
    }

    try {
        if (connectionBackoffStrategy != null && backoffManager != null) {
            final HttpHost targetForRoute = (target != null) ? target
                    : (HttpHost) determineParams(request).getParameter(ClientPNames.DEFAULT_HOST);
            final HttpRoute route = routePlanner.determineRoute(targetForRoute, request, execContext);

            final CloseableHttpResponse out;
            try {
                out = CloseableHttpResponseProxy.newProxy(director.execute(target, request, execContext));
            } catch (final RuntimeException re) {
                if (connectionBackoffStrategy.shouldBackoff(re)) {
                    backoffManager.backOff(route);
                }
                throw re;
            } catch (final Exception e) {
                if (connectionBackoffStrategy.shouldBackoff(e)) {
                    backoffManager.backOff(route);
                }
                if (e instanceof HttpException) {
                    throw (HttpException) e;
                }
                if (e instanceof IOException) {
                    throw (IOException) e;
                }
                throw new UndeclaredThrowableException(e);
            }
            if (connectionBackoffStrategy.shouldBackoff(out)) {
                backoffManager.backOff(route);
            } else {
                backoffManager.probe(route);
            }
            return out;
        } else {
            return CloseableHttpResponseProxy.newProxy(director.execute(target, request, execContext));
        }
    } catch (final HttpException httpException) {
        throw new ClientProtocolException(httpException);
    }
}

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From source file:org.apache.http.impl.client.AuthenticationStrategyAdaptor.java

public Queue<AuthOption> select(final Map<String, Header> challenges, final HttpHost authhost,
        final HttpResponse response, final HttpContext context) throws MalformedChallengeException {
    Args.notNull(challenges, "Map of auth challenges");
    Args.notNull(authhost, "Host");
    Args.notNull(response, "HTTP response");
    Args.notNull(context, "HTTP context");

    final Queue<AuthOption> options = new LinkedList<AuthOption>();
    final CredentialsProvider credsProvider = (CredentialsProvider) context
            .getAttribute(ClientContext.CREDS_PROVIDER);
    if (credsProvider == null) {
        this.log.debug("Credentials provider not set in the context");
        return options;
    }//from w  ww  .j a  v  a  2  s.  c  o m

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

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

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

---

From source file:org.apache.http.impl.client.AuthenticationStrategyImpl.java

public boolean isAuthenticationRequested(final HttpHost authhost, final HttpResponse response,
        final HttpContext context) {
    Args.notNull(response, "HTTP response");
    final int status = response.getStatusLine().getStatusCode();
    return status == this.challengeCode;
}

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