本文整理了Java中java.security.Provider类的一些代码示例，展示了Provider类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Provider类的具体详情如下：
包路径：java.security.Provider
类名称：Provider

Provider介绍

[英]Provider is the abstract superclass for all security providers in the Java security infrastructure.
[中]提供者是Java安全基础设施中所有安全提供者的抽象超类。

代码示例

代码示例来源：origin: wildfly/wildfly

for (Provider currentProvider : providerSupplier.get()) {
  if (currentProvider == null) {
    continue;
  Set<Service> services = currentProvider.getServices();
  if (services != null) {
    for (Service service : currentProvider.getServices()) {
      if (SERVICE_TYPE.equals(service.getType())) {
        try {
          clientFactoryList.add(new Pair(currentProvider, (SaslClientFactory) service.newInstance(null)));
        } catch (NoSuchAlgorithmException | ClassCastException | InvalidParameterException e) {
          log.debug("Unable to create instance", e);
      if (saslClient != null) {
        if (log.isTraceEnabled()) {
          log.tracef("Created SaslClient for mechanism %s, using Provider %s and protocol %s", saslClient.getMechanismName(), pair.provider.getName(), protocol);
  log.tracef("No %s provided by providers in %s: %s", SERVICE_TYPE, getClass().getSimpleName(), Arrays.toString(providerSupplier.get()));

代码示例来源：origin: syncany/syncany

@Test 
  public void listCryptoSettingsAvailable() {
    logger.log(Level.INFO, "Listing security providers and properties:");
    
    for (Provider provider: Security.getProviders()) {
      logger.log(Level.INFO, "- Provider '"+provider.getName()+"' ");
      
      List<String> propertyNames = new ArrayList<String>();
      propertyNames.addAll(provider.stringPropertyNames());
      
      Collections.sort(propertyNames);
      
      for (String key : propertyNames) {
        logger.log(Level.INFO, "   "+provider.getName()+" / "+key+" = "+provider.getProperty(key));
      }
    }
  }        
}

代码示例来源：origin: stackoverflow.com

Provider[] providers = Security.getProviders();
for (Provider provider : providers) {
  Log.i("CRYPTO","provider: "+provider.getName());
  Set<Provider.Service> services = provider.getServices();
  for (Provider.Service service : services) {
    Log.i("CRYPTO","  algorithm: "+service.getAlgorithm());
  }
}

代码示例来源：origin: robovm/robovm

/**
 * Returns the property with the specified key in the provider properties.
 * The name is not case-sensitive.
 */
private String getPropertyIgnoreCase(String key) {
  String res = getProperty(key);
  if (res != null) {
    return res;
  }
  for (Enumeration<?> e = propertyNames(); e.hasMoreElements(); ) {
    String propertyName = (String) e.nextElement();
    if (key.equalsIgnoreCase(propertyName)) {
      return getProperty(propertyName);
    }
  }
  return null;
}

代码示例来源：origin: robovm/robovm

/**
 * Get the service of the specified type
 *
 */
synchronized Provider.Service getService(String type) {
  updatePropertyServiceTable();
  if (lastServicesByType != null && type.equals(lastType)) {
    return lastServicesByType;
  }
  Provider.Service service;
  for (Iterator<Service> it = getServices().iterator(); it.hasNext();) {
    service = it.next();
    if (type.equals(service.type)) {
      lastType = type;
      lastServicesByType = service;
      return service;
    }
  }
  return null;
}

代码示例来源：origin: wildfly/wildfly

/**
 * Find a provider service which matches the given predicate.
 *
 * @param providerSupplier the provider supplier
 * @param matchPredicate the predicate to test
 * @return the provider service, or {@code null} if none is found
 */
public static Provider.Service findProviderService(Supplier<Provider[]> providerSupplier, Predicate<Provider.Service> matchPredicate) {
  Assert.checkNotNullParam("providerSupplier", providerSupplier);
  Assert.checkNotNullParam("matchPredicate", matchPredicate);
  for (Provider provider : providerSupplier.get()) {
    for (Provider.Service service : provider.getServices()) {
      if (matchPredicate.test(service)) {
        return service;
      }
    }
  }
  return null;
}

代码示例来源：origin: wildfly/wildfly

/**
 * Find a provider service which provides the given service type and algorithm name.
 *
 * If a providerName is specified the match will only be tested against providers with the name specified.
 *
 * @param providerSupplier the provider supplier (must not be {@code null})
 * @param providerName the name of the provider, can be {@code null}
 * @param serviceType the service type (must not be {@code null})
 * @param algorithm the algorithm name (must not be {@code null})
 * @return the provider service, or {@code null} if none is found
 */
public static Provider.Service findProviderService(Supplier<Provider[]> providerSupplier, String providerName, String serviceType, String algorithm) {
  Assert.checkNotNullParam("providerSupplier", providerSupplier);
  Assert.checkNotNullParam("serviceType", serviceType);
  Assert.checkNotNullParam("algorithm", algorithm);
  for (Provider provider : providerSupplier.get()) {
    if (providerName == null || providerName.equals(provider.getName())) {
      Provider.Service providerService = provider.getService(serviceType, algorithm);
      if (providerService != null) {
        return providerService;
      }
    }
  }
  return null;
}

代码示例来源：origin: eclipse/paho.mqtt.java

ctx.getProvider().getName()});
keyStoreType = KeyStore.getDefaultType();
  keyStore=KeyStore.getInstance(keyStoreType);
  keyStore.load(new FileInputStream(keyStoreName), keyStorePwd);
  if(keyMgrProvider!=null) {
    keyMgrFact = KeyManagerFactory.getInstance(keyMgrAlgo, keyMgrProvider);
        keyMgrFact.getProvider().getName()});				
      trustMgrFact.getProvider().getName()});

代码示例来源：origin: demoiselle/certificate

private KeyStore getKeyStoreFromConfigFile(String configFile) {
  KeyStore keyStore = null;
  try {
    Constructor<?> construtor = Class.forName("sun.security.pkcs11.SunPKCS11").getConstructor(new Class[] { String.class });
    Provider pkcs11Provider = (Provider) construtor.newInstance(new Object[] { configFile });
    Security.addProvider(pkcs11Provider);
    Method login = Class.forName("sun.security.pkcs11.SunPKCS11").getMethod("login", new Class[] { Subject.class, CallbackHandler.class });
    login.invoke(Security.getProvider(pkcs11Provider.getName()), new Object[] { null, this.callback });
    keyStore = KeyStore.getInstance(PKCS11_KEYSTORE_TYPE, pkcs11Provider.getName());
    keyStore.load(null, null);
  } catch (Exception e) {
    if (e.getCause().toString().equals("javax.security.auth.login.FailedLoginException"))
      throw new InvalidPinException(PINNUMBER_INVALID, e);
    if (e.getCause().toString().equals("javax.security.auth.login.LoginException"))
      throw new InvalidPinException(PINNUMBER_INVALID, e);
    else
      throw new PKCS11NotFoundException(DRIVER_LOAD_ERROR, e);
  }
  return keyStore;
}

代码示例来源：origin: wildfly/wildfly

/**
 * Get a {@code CredentialStore} instance.  The returned CredentialStore object will implement the given algorithm.
 *
 * @param algorithm the name of the algorithm
 * @param providerName the name of the provider to use
 * @param providers supplier of provider instances to search
 * @return a {@code CredentialStore} instance
 * @throws NoSuchAlgorithmException if the given algorithm has no available implementations
 * @throws NoSuchProviderException if given provider name cannot match any registered {@link Provider}
 */
public static CredentialStore getInstance(String algorithm, String providerName, Supplier<Provider[]> providers) throws NoSuchAlgorithmException, NoSuchProviderException {
  checkNotNullParam("algorithm", algorithm);
  checkNotNullParam("providerName", providerName);
  checkNotNullParam("providers", providers);
  Provider provider = null;
  for (Provider current : providers.get()) {
    if (providerName.equals(current.getName())) {
      provider = current;
      break;
    }
  }
  if (provider == null) throw new NoSuchProviderException(providerName);
  return getInstance(algorithm, provider);
}

代码示例来源：origin: org.wildfly.security/wildfly-elytron-credential

private static KeyStore tryLoadKeystore(final Supplier<Provider[]> providers, final String providerName, InputStream is, char[] password, String... types) {
  for (String type : types) {
    try {
      log.debug("Searching provider for: " + type);
      Provider provider = findProvider(providers, providerName, KeyStore.class, type);
      if (provider == null) {
        log.debug("Provider not found");
        continue;
      }
      log.debug("Provider found: " + provider.getName());
      KeyStore keystore = KeyStore.getInstance(type, provider);
      is.reset();
      keystore.load(is, password);
      return keystore;
    } catch (Exception e) {
      log.debug("KeyStore is not of type " + type);
      continue;
    }
  }
  return null;
}

代码示例来源：origin: org.zaproxy/zap

public int initPKCS11(PKCS11Configuration configuration, String kspassword)
  throws IOException, KeyStoreException,
    CertificateException, NoSuchAlgorithmException,
    ClassNotFoundException, SecurityException, NoSuchMethodException,
    IllegalArgumentException, InstantiationException,
    IllegalAccessException, InvocationTargetException {
  if (!isProviderAvailable(PKCS11_PROVIDER_TYPE)) {
    return -1;
  }
  Provider pkcs11 = createPKCS11Provider(configuration);
  Security.addProvider(pkcs11);
  // init the key store
  KeyStore ks = getPKCS11KeyStore(pkcs11.getName());
  ks.load(null, kspassword == null ? null : kspassword.toCharArray());
  return addKeyStore(ks, "PKCS#11: " + configuration.getName(), ""); // do not store pin code
}

代码示例来源：origin: org.sonatype.sisu.goodies/goodies-crypto

@Override
public KeyStore createKeyStore(final String type) throws KeyStoreException {
 checkNotNull(type);
 KeyStore obj;
 try {
  obj = KeyStore.getInstance(type, getProvider());
 }
 catch (KeyStoreException e) {
  logFallback(e);
  obj = KeyStore.getInstance(type);
 }
 if (log.isTraceEnabled()) {
  log.trace("Created key-store: {} ({})", obj.getType(), obj.getProvider().getName());
 }
 return obj;
}

代码示例来源：origin: apache/httpcomponents-core

@Test
public void testBuildAllDefaults() throws Exception {
  final SSLContext sslContext = SSLContextBuilder.create()
      .setKeyStoreType(KeyStore.getDefaultType())
      .setKeyManagerFactoryAlgorithm(KeyManagerFactory.getDefaultAlgorithm())
      .setTrustManagerFactoryAlgorithm(TrustManagerFactory.getDefaultAlgorithm())
      .setProvider(PROVIDER_SUN_JSSE)
      .setProtocol("TLS")
      .setSecureRandom(null)
      .loadTrustMaterial((KeyStore) null, null)
      .loadKeyMaterial((KeyStore) null, null, null)
      .build();
  Assert.assertNotNull(sslContext);
  Assert.assertEquals("TLS", sslContext.getProtocol());
  Assert.assertEquals(PROVIDER_SUN_JSSE,  sslContext.getProvider().getName());
}

代码示例来源：origin: square/okhttp

public static boolean isConscryptPreferred() {
 // mainly to allow tests to run cleanly
 if ("conscrypt".equals(Util.getSystemProperty("okhttp.platform", null))) {
  return true;
 }
 // check if Provider manually installed
 String preferredProvider = Security.getProviders()[0].getName();
 return "Conscrypt".equals(preferredProvider);
}

代码示例来源：origin: RUB-NDS/TLS-Attacker

@Override
  public void applyDelegate(Config config) {
    Security.addProvider(new BouncyCastleProvider());
    if (isDebug()) {
      Configurator.setAllLevels("de.rub.nds.tlsattacker", Level.DEBUG);
    } else if (quiet) {
      Configurator.setAllLevels("de.rub.nds.tlsattacker", Level.OFF);
    }
    LOGGER.debug("Using the following security providers");
    for (Provider p : Security.getProviders()) {
      LOGGER.debug("Provider {}, version, {}", p.getName(), p.getVersion());
    }

    // remove stupid Oracle JDK security restriction (otherwise, it is not
    // possible to use strong crypto with Oracle JDK)
    UnlimitedStrengthEnabler.enable();
  }
}

代码示例来源：origin: org.opencadc/cadc-util

@SuppressWarnings("unchecked")
private static void printKeyStoreInfo(KeyStore keystore) 
  throws KeyStoreException
{
  log.debug("Provider : " + keystore.getProvider().getName());
  log.debug("Type : " + keystore.getType());
  log.debug("Size : " + keystore.size());
  Enumeration en = keystore.aliases();
  while (en.hasMoreElements())
  {
    System.out.println("Alias: " + en.nextElement());
  }
}

代码示例来源：origin: stackoverflow.com

for (Provider provider : Security.getProviders()) {
  System.out.println("Provider: " + provider.getName() + " version: " + provider.getVersion());
  for (Provider.Service service : provider.getServices()) {
    System.out.printf("  Type : %-30s  Algorithm: %-30s\n", service.getType(), service.getAlgorithm());
  }
}

代码示例来源：origin: org.nhind/direct-common

/**
 * {@inheritDoc}}
 */
@Override
public byte[] wrapWithSecretKey(SecretKey kek, Key keyToWrap) throws CryptoException 
{
  final IvParameterSpec iv = new IvParameterSpec(IV_BYTES);
  try
  {
    final Cipher wrapCipher = Cipher.getInstance(WRAP_ALGO, ks.getProvider().getName());
    wrapCipher.init(Cipher.WRAP_MODE, kek, iv);
    return wrapCipher.wrap(keyToWrap);
  }
  catch (Exception e)
  {
    throw new CryptoException("Failed to wrap key: " + e.getMessage(), e);
  }
}

代码示例来源：origin: stackoverflow.com

for (Provider p : Security.getProviders()) {

  log.debug(p.getName());
  log.debug(p.getInfo());
}