Examples of java.security.NoSuchAlgorithmException

java.security.NoSuchAlgorithmException
This exception is thrown when a particular cryptographic algorithm is requested but is not available in the environment. @version 1.26, 05/11/17 @author Benjamin Renaud

        this.privKey = privKey;
        this.provider = provider;


        digestAlgorithm = allowedDigests.get(hashAlgorithm.toUpperCase());
        if (digestAlgorithm == null)
            throw new NoSuchAlgorithmException(MessageLocalization.getComposedMessage("unknown.hash.algorithm.1", hashAlgorithm));


        version = signerversion = 1;
        certs = new ArrayList<Certificate>();
        crls = new ArrayList<CRL>();
        digestalgos = new HashSet<String>();
        digestalgos.add(digestAlgorithm);


        //
        // Copy in the certificates and crls used to sign the private key.
        //
        signCert = (X509Certificate)certChain[0];
        for (Certificate element : certChain) {
            certs.add(element);
        }


        if (crlList != null) {
            for (CRL element : crlList) {
                crls.add(element);
            }
        }


        if (privKey != null) {
            //
            // Now we have private key, find out what the digestEncryptionAlgorithm is.
            //
            digestEncryptionAlgorithm = privKey.getAlgorithm();
            if (digestEncryptionAlgorithm.equals("RSA")) {
                digestEncryptionAlgorithm = ID_RSA;
            }
            else if (digestEncryptionAlgorithm.equals("DSA")) {
                digestEncryptionAlgorithm = ID_DSA;
            }
            else {
                throw new NoSuchAlgorithmException(MessageLocalization.getComposedMessage("unknown.key.algorithm.1", digestEncryptionAlgorithm));
            }
        }
        if (hasRSAdata) {
            RSAdata = new byte[0];
            if (provider == null || provider.startsWith("SunPKCS11"))

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            }
            else if (digestEncryptionAlgorithm.equals("DSA")) {
                this.digestEncryptionAlgorithm = ID_DSA;
            }
            else
                throw new ExceptionConverter(new NoSuchAlgorithmException(MessageLocalization.getComposedMessage("unknown.key.algorithm.1", digestEncryptionAlgorithm)));
        }
    }

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     */
    private static synchronized Cipher getCipher(String transformation, Provider provider)
            throws NoSuchAlgorithmException, NoSuchPaddingException {


        if (transformation == null || "".equals(transformation)) { //$NON-NLS-1$
            throw new NoSuchAlgorithmException(Messages.getString("crypto.17", //$NON-NLS-1$
                    transformation));
        }


        String[] transf = checkTransformation(transformation);


        boolean needSetPadding = false;
        boolean needSetMode = false;
        if (transf[1] == null && transf[2] == null) { // "algorithm"
            if (provider == null) {
                engine.getInstance(transf[0], null);
            } else {
                engine.getInstance(transf[0], provider, null);
            }
        } else {
            String[] searhOrder = {
                    transf[0] + "/" + transf[1] + "/" + transf[2], // "algorithm/mode/padding" //$NON-NLS-1$ //$NON-NLS-2$
                    transf[0] + "/" + transf[1], // "algorithm/mode" //$NON-NLS-1$
                    transf[0] + "//" + transf[2], // "algorithm//padding" //$NON-NLS-1$
                    transf[0] // "algorithm"
            };
            int i;
            for (i = 0; i < searhOrder.length; i++) {
                try {
                    if (provider == null) {
                        engine.getInstance(searhOrder[i], null);
                    } else {
                        engine.getInstance(searhOrder[i], provider, null);
                    }
                    break;
                } catch (NoSuchAlgorithmException e) {
                  if ( i == searhOrder.length-1) {
                      throw new NoSuchAlgorithmException(transformation);
                  }
                }
            }
            switch (i) {
            case 1: // "algorithm/mode"
                needSetPadding = true;
                break;
            case 2: // "algorithm//padding"
                needSetMode = true;
                break;
            case 3: // "algorithm"
                needSetPadding = true;
                needSetMode = true;
            }
        }
        CipherSpi cspi;
        try {
            cspi = (CipherSpi) engine.spi;
        } catch (ClassCastException e) {
            throw new NoSuchAlgorithmException(e);
        }
        Cipher c = new Cipher(cspi, engine.provider, transformation);
        if (needSetMode) {
            c.spiImpl.engineSetMode(transf[1]);
        }

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        StringTokenizer st;
        int i = 0;
        for (st = new StringTokenizer(transformation, "/"); st //$NON-NLS-1$
                .hasMoreElements();) {
            if (i > 2) {
                throw new NoSuchAlgorithmException(Messages.getString("crypto.17", //$NON-NLS-1$
                        transformation));
            }
            transf[i] = st.nextToken();
            if (transf[i] != null) {
                transf[i] = transf[i].trim();
                if ("".equals(transf[i])) { //$NON-NLS-1$
                    transf[i] = null;
                }
                i++;
            }
        }
        if (transf[0] == null) {
            throw new NoSuchAlgorithmException(Messages.getString("crypto.17", //$NON-NLS-1$
                    transformation));
        }
        if (!(transf[1] == null && transf[2] == null)
                && (transf[1] == null || transf[2] == null)) {
            throw new NoSuchAlgorithmException(Messages.getString("crypto.17", //$NON-NLS-1$
                    transformation));
        }
        return transf;
    }

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        if (encrAlgName == null) {
            throw new NullPointerException(Messages.getString("crypto.23")); //$NON-NLS-1$
        }
        this.algName = encrAlgName;
        if (!mapAlgName()) {
            throw new NoSuchAlgorithmException(Messages.getString("crypto.24", this.algName)); //$NON-NLS-1$
        }
        if (encryptedData == null) {
            throw new NullPointerException(
                    Messages.getString("crypto.25")); //$NON-NLS-1$
        }

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        this.encryptedData = new byte[encryptedData.length];
        System.arraycopy(encryptedData, 0,
                this.encryptedData, 0, encryptedData.length);
        this.algName = this.algParameters.getAlgorithm();
        if (!mapAlgName()) {
            throw new NoSuchAlgorithmException(Messages.getString("crypto.24", this.algName)); //$NON-NLS-1$
        }
    }

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                throw new InvalidKeyException(
                        Messages.getString("crypto.29")); //$NON-NLS-1$
            }
            return new PKCS8EncodedKeySpec(decryptedData);
        } catch (NoSuchPaddingException e) {
            throw new NoSuchAlgorithmException(e.getMessage());
        } catch (InvalidAlgorithmParameterException e) {
            throw new NoSuchAlgorithmException(e.getMessage());
        } catch (IllegalStateException e) {
            throw new InvalidKeyException(e.getMessage());
        } catch (IllegalBlockSizeException e) {
            throw new InvalidKeyException(e.getMessage());
        } catch (BadPaddingException e) {

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                throw new InvalidKeyException(
                        Messages.getString("crypto.29")); //$NON-NLS-1$
            }
            return new PKCS8EncodedKeySpec(decryptedData);
        } catch (NoSuchPaddingException e) {
            throw new NoSuchAlgorithmException(e.getMessage());
        } catch (InvalidAlgorithmParameterException e) {
            throw new NoSuchAlgorithmException(e.getMessage());
        } catch (IllegalStateException e) {
            throw new InvalidKeyException(e.getMessage());
        } catch (IllegalBlockSizeException e) {
            throw new InvalidKeyException(e.getMessage());
        } catch (BadPaddingException e) {

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                throw new InvalidKeyException(
                        Messages.getString("crypto.29")); //$NON-NLS-1$
            }
            return new PKCS8EncodedKeySpec(decryptedData);
        } catch (NoSuchPaddingException e) {
            throw new NoSuchAlgorithmException(e.getMessage());
        } catch (InvalidAlgorithmParameterException e) {
            throw new NoSuchAlgorithmException(e.getMessage());
        } catch (IllegalStateException e) {
            throw new InvalidKeyException(e.getMessage());
        } catch (IllegalBlockSizeException e) {
            throw new InvalidKeyException(e.getMessage());
        } catch (BadPaddingException e) {

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        TrustManagerFactory factory = TrustManagerFactory.getInstance("SunX509");
        factory.init(keystore);
        TrustManager[] trustmanagers = factory.getTrustManagers();
        if (trustmanagers.length == 0)
        {
            throw new NoSuchAlgorithmException("SunX509 trust manager not supported");
        }
        this.standardTrustManager = (X509TrustManager)trustmanagers[0];
    }

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