Package java.security.Provider

Examples of java.security.Provider.Service

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                }
            }
        }

        public Service get(int index) {
            Service s = tryGet(index);
            if (s == null) {
                throw new IndexOutOfBoundsException();
            }
            return s;
        }
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                public boolean hasNext() {
                    return tryGet(index) != null;
                }

                public Service next() {
                    Service s = tryGet(index);
                    if (s == null) {
                        throw new NoSuchElementException();
                    }
                    index++;
                    return s;
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            throws NoSuchAlgorithmException {
        List services = GetInstance.getServices("KeyAgreement", algorithm);
        // make sure there is at least one service from a signed provider
        Iterator t = services.iterator();
        while (t.hasNext()) {
            Service s = (Service)t.next();
            if (JceSecurity.canUseProvider(s.getProvider()) == false) {
                continue;
            }
            return new KeyAgreement(s, t, algorithm);
        }
        throw new NoSuchAlgorithmException
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                    new Exception("Call trace").printStackTrace();
                }
            }
            Exception lastException = null;
            while ((firstService != null) || serviceIterator.hasNext()) {
                Service s;
                if (firstService != null) {
                    s = firstService;
                    firstService = null;
                } else {
                    s = (Service)serviceIterator.next();
                }
                if (JceSecurity.canUseProvider(s.getProvider()) == false) {
                    continue;
                }
                try {
                    Object obj = s.newInstance(null);
                    if (obj instanceof KeyAgreementSpi == false) {
                        continue;
                    }
                    spi = (KeyAgreementSpi)obj;
                    provider = s.getProvider();
                    // not needed any more
                    firstService = null;
                    serviceIterator = null;
                    return;
                } catch (Exception e) {
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                implInit(spi, initType, key, params, random);
                return;
            }
            Exception lastException = null;
            while ((firstService != null) || serviceIterator.hasNext()) {
                Service s;
                if (firstService != null) {
                    s = firstService;
                    firstService = null;
                } else {
                    s = (Service)serviceIterator.next();
                }
                // if provider says it does not support this key, ignore it
                if (s.supportsParameter(key) == false) {
                    continue;
                }
                if (JceSecurity.canUseProvider(s.getProvider()) == false) {
                    continue;
                }
                try {
                    KeyAgreementSpi spi = (KeyAgreementSpi)s.newInstance(null);
                    implInit(spi, initType, key, params, random);
                    provider = s.getProvider();
                    this.spi = spi;
                    firstService = null;
                    serviceIterator = null;
                    return;
                } catch (Exception e) {
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            }
            if (serviceIterator == null) {
                return null;
            }
            while (serviceIterator.hasNext()) {
                Service s = (Service)serviceIterator.next();
                if (JceSecurity.canUseProvider(s.getProvider()) == false) {
                    continue;
                }
                try {
                    Object inst = s.newInstance(null);
                    // ignore non-spis
                    if (inst instanceof KeyGeneratorSpi == false) {
                        continue;
                    }
                    KeyGeneratorSpi spi = (KeyGeneratorSpi)inst;
                    if (reinit) {
                        if (initType == I_SIZE) {
                            spi.engineInit(initKeySize, initRandom);
                        } else if (initType == I_PARAMS) {
                            spi.engineInit(initParams, initRandom);
                        } else if (initType == I_RANDOM) {
                            spi.engineInit(initRandom);
                        } else if (initType != I_NONE) {
                            throw new AssertionError
                                ("KeyGenerator initType: " + initType);
                        }
                    }
                    provider = s.getProvider();
                    this.spi = spi;
                    return spi;
                } catch (Exception e) {
                    // ignore
                }
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            throws NoSuchAlgorithmException {
        List services = GetInstance.getServices("Mac", algorithm);
        // make sure there is at least one service from a signed provider
        Iterator t = services.iterator();
        while (t.hasNext()) {
            Service s = (Service)t.next();
            if (JceSecurity.canUseProvider(s.getProvider()) == false) {
                continue;
            }
            return new Mac(s, t, algorithm);
        }
        throw new NoSuchAlgorithmException
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                    new Exception("Call trace").printStackTrace();
                }
            }
            Exception lastException = null;
            while ((firstService != null) || serviceIterator.hasNext()) {
                Service s;
                if (firstService != null) {
                    s = firstService;
                    firstService = null;
                } else {
                    s = (Service)serviceIterator.next();
                }
                if (JceSecurity.canUseProvider(s.getProvider()) == false) {
                    continue;
                }
                try {
                    Object obj = s.newInstance(null);
                    if (obj instanceof MacSpi == false) {
                        continue;
                    }
                    spi = (MacSpi)obj;
                    provider = s.getProvider();
                    // not needed any more
                    firstService = null;
                    serviceIterator = null;
                    return;
                } catch (NoSuchAlgorithmException e) {
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                spi.engineInit(key, params);
                return;
            }
            Exception lastException = null;
            while ((firstService != null) || serviceIterator.hasNext()) {
                Service s;
                if (firstService != null) {
                    s = firstService;
                    firstService = null;
                } else {
                    s = (Service)serviceIterator.next();
                }
                // if provider says it does not support this key, ignore it
                if (s.supportsParameter(key) == false) {
                    continue;
                }
                if (JceSecurity.canUseProvider(s.getProvider()) == false) {
                    continue;
                }
                try {
                    MacSpi spi = (MacSpi)s.newInstance(null);
                    spi.engineInit(key, params);
                    provider = s.getProvider();
                    this.spi = spi;
                    firstService = null;
                    serviceIterator = null;
                    return;
                } catch (Exception e) {
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            }
            if (serviceIterator == null) {
                return null;
            }
            while (serviceIterator.hasNext()) {
                Service s = (Service)serviceIterator.next();
                if (JceSecurity.canUseProvider(s.getProvider()) == false) {
                    continue;
                }
                try {
                    Object obj = s.newInstance(null);
                    if (obj instanceof SecretKeyFactorySpi == false) {
                        continue;
                    }
                    SecretKeyFactorySpi spi = (SecretKeyFactorySpi)obj;
                    provider = s.getProvider();
                    this.spi = spi;
                    return spi;
                } catch (NoSuchAlgorithmException e) {
                    // ignore
                }
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Related Classes of java.security.Provider.Service

  • com.sun.net.ssl.SSLSecurity
  • SupportsParameter
  • Turkish
  • sun.security.jca.ProviderList
  • java.security.SecureRandom
  • javax.crypto.SecretKeyFactory
  • javax.crypto.KeyGenerator
  • sun.security.jca.ProviderList$ServiceList
  • java.security.KeyFactory
  • java.security.KeyPairGenerator$Delegate
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