Java Credentials類代碼示例

import org.apache.http.auth.Credentials; //導入依賴的package包/類
private void doPreemptiveAuth(
        final HttpHost host,
        final AuthScheme authScheme,
        final AuthState authState,
        final CredentialsProvider credsProvider) {
    String schemeName = authScheme.getSchemeName();
    if (this.log.isDebugEnabled()) {
        this.log.debug("Re-using cached '" + schemeName + "' auth scheme for " + host);
    }

    AuthScope authScope = new AuthScope(host, AuthScope.ANY_REALM, schemeName);
    Credentials creds = credsProvider.getCredentials(authScope);

    if (creds != null) {
        authState.setState(AuthProtocolState.SUCCESS);
        authState.update(authScheme, creds);
    } else {
        this.log.debug("No credentials for preemptive authentication");
    }
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
/**
 * 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 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
 */
@Override
public Header authenticate(
        final Credentials credentials,
        final HttpRequest request,
        final HttpContext context) throws AuthenticationException {

    if (credentials == null) {
        throw new IllegalArgumentException("Credentials may not be null");
    }
    if (request == null) {
        throw new IllegalArgumentException("HTTP request may not be null");
    }

    String charset = AuthParams.getCredentialCharset(request.getParams());
    return authenticate(credentials, charset, isProxy());
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
/**
 * Find matching {@link Credentials credentials} for the given authentication scope.
 *
 * @param map the credentials hash map
 * @param authscope the {@link AuthScope authentication scope}
 * @return the credentials
 *
 */
private static Credentials matchCredentials(
        final Map<AuthScope, Credentials> map,
        final AuthScope authscope) {
    // see if we get a direct hit
    Credentials creds = map.get(authscope);
    if (creds == null) {
        // Nope.
        // Do a full scan
        int bestMatchFactor  = -1;
        AuthScope bestMatch  = null;
        for (AuthScope current: map.keySet()) {
            int factor = authscope.match(current);
            if (factor > bestMatchFactor) {
                bestMatchFactor = factor;
                bestMatch = current;
            }
        }
        if (bestMatch != null) {
            creds = map.get(bestMatch);
        }
    }
    return creds;
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
public void setProxy(String proxyHost, Integer proxyPort, Credentials credentials) {
      this.proxyHost = proxyHost;
      this.proxyPort = proxyPort;
      
if (this.proxyHost.length() > 0 && !this.proxyPort.equals(0)) {
          HttpClientBuilder clientBuilder = HttpClients.custom()
              .useSystemProperties()
              .setProxy(new HttpHost(proxyHost, proxyPort, "http"));
              
          if (credentials != null) {
              CredentialsProvider credsProvider = new BasicCredentialsProvider();
              credsProvider.setCredentials(new AuthScope(proxyHost, proxyPort), credentials);
              clientBuilder.setDefaultCredentialsProvider(credsProvider);
              Loggers.SERVER.debug("MsTeamsNotification ::using proxy credentials " + credentials.getUserPrincipal().getName());
          }
          
          this.client = clientBuilder.build();
}
  }
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
public void process(HttpRequest request, HttpContext context) throws HttpException,
        IOException {
    AuthState authState = (AuthState) context.getAttribute("http.auth.target-scope");
    CredentialsProvider credsProvider = (CredentialsProvider) context.getAttribute("http.auth" +
            ".credentials-provider");
    HttpHost targetHost = (HttpHost) context.getAttribute("http.target_host");
    if (authState.getAuthScheme() == null) {
        Credentials creds = credsProvider.getCredentials(new AuthScope(targetHost.getHostName
                (), targetHost.getPort()));
        if (creds != null) {
            authState.setAuthScheme(new BasicScheme());
            authState.setCredentials(creds);
        }
    }
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
private SystemDefaultHttpClient getHttpClient() {
  final SystemDefaultHttpClient httpClient = new SystemDefaultHttpClient();
  httpClient.getAuthSchemes().register(AuthPolicy.SPNEGO, new SPNegoSchemeFactory(true));
   Credentials use_jaas_creds = new Credentials() {
     public String getPassword() {
       return null;
     }

     public Principal getUserPrincipal() {
       return null;
     }
   };

   httpClient.getCredentialsProvider().setCredentials(
     AuthScope.ANY, use_jaas_creds);
   return httpClient;
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
public static HttpClient build(byte[] token) {
    HttpClientBuilder builder = HttpClientBuilder.create();
    Lookup<AuthSchemeProvider> authSchemeRegistry = RegistryBuilder.<AuthSchemeProvider>create()
            .register(AuthSchemes.SPNEGO, new CollaredSPNegoSchemeFactory(token)).build();
    builder.setDefaultAuthSchemeRegistry(authSchemeRegistry);
    BasicCredentialsProvider credentialsProvider = new BasicCredentialsProvider();
    credentialsProvider.setCredentials(new AuthScope(null, -1, null), new Credentials() {
        @Override
        public Principal getUserPrincipal() {
            return null;
        }

        @Override
        public String getPassword() {
            return null;
        }
    });
    builder.setDefaultCredentialsProvider(credentialsProvider);
    return builder.build();
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
@Test
public void buildClientWithCredentials() throws Exception {
    final Config config = ConfigFactory.parseString("{ url = \"http://example.com\", output.path = /home/user/downloads, saveAs = \"%1$s.pdf\", " +
            "credentials { username = theUser, password = thePassword } }");

    CloseableHttpClient client = FileDownload.buildClient(config);

    Field field = client.getClass().getDeclaredField("credentialsProvider");
    field.setAccessible(true);
    Object provider = field.get(client);
    assertThat(provider).isInstanceOf(BasicCredentialsProvider.class);
    BasicCredentialsProvider basicProvider = (BasicCredentialsProvider) provider;
    Credentials credentials = basicProvider.getCredentials(new AuthScope(null, -1));
    assertThat(credentials.getUserPrincipal().getName()).isEqualTo("theUser");
    assertThat(credentials.getPassword()).isEqualTo("thePassword");
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
public static String getResponseAsString(String url) throws IOException {
    String result = null;
    try (CloseableHttpResponse yearResponse = NetUtils.openConnection(url, (Credentials) null)) {
        switch (yearResponse.getStatusLine().getStatusCode()) {
            case 200:
                result = EntityUtils.toString(yearResponse.getEntity());
                break;
            case 401:
                Logger.getRootLogger().info("The supplied credentials are invalid!");
                break;
            default:
                Logger.getRootLogger().info("The request was not successful. Reason: %s", yearResponse.getStatusLine().getReasonPhrase());
                break;
        }
    }
    return result;
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
public void process(final HttpRequest request, final HttpContext context) throws HttpException, IOException {
    
    AuthState authState = (AuthState) context.getAttribute(ClientContext.TARGET_AUTH_STATE);
    
    // If no auth scheme avaialble yet, try to initialize it preemptively
    if (authState.getAuthScheme() == null) {
        AuthScheme authScheme = (AuthScheme) context.getAttribute("preemptive-auth");
        CredentialsProvider credsProvider = (CredentialsProvider) context.getAttribute(ClientContext.CREDS_PROVIDER);
        HttpHost targetHost = (HttpHost) context.getAttribute(ExecutionContext.HTTP_TARGET_HOST);
        if (authScheme != null) {
            Credentials creds = credsProvider.getCredentials(new AuthScope(targetHost.getHostName(), targetHost.getPort()));
            if (creds == null) {
                throw new HttpException("No credentials for preemptive authentication");
            }
            authState.setAuthScheme(authScheme);
            authState.setCredentials(creds);
        }
    }
    
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
private void doPreemptiveAuth(
        final HttpHost host,
        final AuthScheme authScheme,
        final AuthStateHC4 authState,
        final CredentialsProvider credsProvider) {
    final String schemeName = authScheme.getSchemeName();
    if (Log.isLoggable(TAG, Log.DEBUG)) {
        Log.d(TAG, "Re-using cached '" + schemeName + "' auth scheme for " + host);
    }

    final AuthScope authScope = new AuthScope(host.getHostName(), host.getPort(), AuthScope.ANY_REALM, schemeName);
    final Credentials creds = credsProvider.getCredentials(authScope);

    if (creds != null) {
        if ("BASIC".equalsIgnoreCase(authScheme.getSchemeName())) {
            authState.setState(AuthProtocolState.CHALLENGED);
        } else {
            authState.setState(AuthProtocolState.SUCCESS);
        }
        authState.update(authScheme, creds);
    } else {
        if (Log.isLoggable(TAG, Log.DEBUG)) {
            Log.d(TAG, "No credentials for preemptive authentication");
        }
    }
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
/**
 * Produces a digest authorization string for the given set of
 * {@link Credentials}, method name and URI.
 *
 * @param credentials A set of credentials to be used for athentication
 * @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 digest authorization string
 */
@Override
public Header authenticate(
        final Credentials credentials,
        final HttpRequest request,
        final HttpContext context) throws AuthenticationException {

    Args.notNull(credentials, "Credentials");
    Args.notNull(request, "HTTP request");
    if (getParameter("realm") == null) {
        throw new AuthenticationException("missing realm in challenge");
    }
    if (getParameter("nonce") == null) {
        throw new AuthenticationException("missing nonce in challenge");
    }
    // Add method name and request-URI to the parameter map
    getParameters().put("methodname", request.getRequestLine().getMethod());
    getParameters().put("uri", request.getRequestLine().getUri());
    final String charset = getParameter("charset");
    if (charset == null) {
        getParameters().put("charset", getCredentialsCharset(request));
    }
    return createDigestHeader(credentials, request);
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
/**
 * Find matching {@link Credentials credentials} for the given authentication scope.
 *
 * @param map the credentials hash map
 * @param authscope the {@link AuthScope authentication scope}
 * @return the credentials
 *
 */
private static Credentials matchCredentials(
        final Map<AuthScope, Credentials> map,
        final AuthScope authscope) {
    // see if we get a direct hit
    Credentials creds = map.get(authscope);
    if (creds == null) {
        // Nope.
        // Do a full scan
        int bestMatchFactor  = -1;
        AuthScope bestMatch  = null;
        for (final AuthScope current: map.keySet()) {
            final int factor = authscope.match(current);
            if (factor > bestMatchFactor) {
                bestMatchFactor = factor;
                bestMatch = current;
            }
        }
        if (bestMatch != null) {
            creds = map.get(bestMatch);
        }
    }
    return creds;
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
/**
 * Tests that the client will stop connecting to the server if
 * the server still keep asking for a valid ticket.
 */
@Test
public void testDontTryToAuthenticateEndlessly() throws Exception {
    this.serverBootstrap.registerHandler("*", new PleaseNegotiateService());
    final HttpHost target = start();

    final AuthSchemeProvider nsf = new NegotiateSchemeProviderWithMockGssManager();
    final CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
    final Credentials use_jaas_creds = new UseJaasCredentials();
    credentialsProvider.setCredentials(new AuthScope(null, -1, null), use_jaas_creds);

    final Registry<AuthSchemeProvider> authSchemeRegistry = RegistryBuilder.<AuthSchemeProvider>create()
        .register(AuthSchemes.SPNEGO, nsf)
        .build();
    this.httpclient = HttpClients.custom()
        .setDefaultAuthSchemeRegistry(authSchemeRegistry)
        .setDefaultCredentialsProvider(credentialsProvider)
        .build();

    final String s = "/path";
    final HttpGet httpget = new HttpGet(s);
    final HttpResponse response = this.httpclient.execute(target, httpget);
    EntityUtils.consume(response.getEntity());

    Assert.assertEquals(HttpStatus.SC_UNAUTHORIZED, response.getStatusLine().getStatusCode());
}
 

import org.apache.http.auth.Credentials; //導入依賴的package包/類
/**
 * {@inheritDoc}
 */
@Override
public Credentials getCredentials(final AuthScope authscope) {
    // iterate over all active proxy configurations at the moment of getting the credential
    for (final ServiceRegistration registration : registeredConfigurations.values()) {
        final Object proxyConfigurationObject = bundleContext.getService(registration.getReference());
        if (proxyConfigurationObject != null) {
            final ProxyConfiguration proxyConfiguration = (ProxyConfiguration) proxyConfigurationObject;
            if (proxyConfiguration.isEnabled()) {
                final AuthScope actual = new AuthScope(proxyConfiguration.getHostname(), proxyConfiguration.getPort());
                if (authscope.match(actual) >= 12) {
                    return new UsernamePasswordCredentials(proxyConfiguration.getUsername(), proxyConfiguration.getPassword());
                }
            }
        }
    }
    // credentials no longer available!
    return null;
}