Examples of java.security.spec.InvalidKeySpecException

java.security.spec.InvalidKeySpecException
This is the exception for invalid key specifications. @author Jan Luehe @version 1.17, 11/17/05 @see KeySpec @since 1.2

                    return JDKKeyFactory.createPublicKeyFromDERStream(
                                new ByteArrayInputStream(((X509EncodedKeySpec)keySpec).getEncoded()));
                }
                catch (Exception e)
                {
                    throw new InvalidKeySpecException(e.toString());
                }
            }
            else if (keySpec instanceof ElGamalPublicKeySpec)
            {
                return new JCEElGamalPublicKey((ElGamalPublicKeySpec)keySpec);
            }
    
            throw new InvalidKeySpecException("Unknown KeySpec type: " + keySpec.getClass().getName());
        }

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                    return JDKKeyFactory.createPrivateKeyFromDERStream(
                                new ByteArrayInputStream(((PKCS8EncodedKeySpec)keySpec).getEncoded()));
                }
                catch (Exception e)
                {
                    throw new InvalidKeySpecException(e.toString());
                }
            }
            else if (keySpec instanceof ECPrivateKeySpec)
            {
                return new JCEECPrivateKey(algorithm, (ECPrivateKeySpec)keySpec);
            }
    
            throw new InvalidKeySpecException("Unknown KeySpec type: " + keySpec.getClass().getName());
        }

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                    return JDKKeyFactory.createPublicKeyFromDERStream(
                                new ByteArrayInputStream(((X509EncodedKeySpec)keySpec).getEncoded()));
                }
                catch (Exception e)
                {
                    throw new InvalidKeySpecException(e.toString());
                }
            }
            else if (keySpec instanceof ECPublicKeySpec)
            {
                return new JCEECPublicKey(algorithm, (ECPublicKeySpec)keySpec);
            }
    
            throw new InvalidKeySpecException("Unknown KeySpec type: " + keySpec.getClass().getName());
        }

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            obj = derin.readObject();
        }
        catch (IOException ioe)
        {
            throw new InvalidKeySpecException(ioe.getMessage());
        }
        return obj;
    }

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        try {
            byte[] decryptedData = cipher.doFinal(encryptedData);
            try {
                ASN1PrivateKeyInfo.verify(decryptedData);
            } catch (IOException e1) {
                throw new InvalidKeySpecException(
                        Messages.getString("crypto.29")); //$NON-NLS-1$
            }
            return new PKCS8EncodedKeySpec(decryptedData);
        } catch (IllegalStateException e) {
            throw new InvalidKeySpecException(e.getMessage());
        } catch (IllegalBlockSizeException e) {
            throw new InvalidKeySpecException(e.getMessage());
        } catch (BadPaddingException e) {
            throw new InvalidKeySpecException(e.getMessage());
        }
    }

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            throw (RuntimeException)failure;
        }
        if (failure instanceof InvalidKeySpecException) {
            throw (InvalidKeySpecException)failure;
        }
        throw new InvalidKeySpecException
                ("Could not generate private key", failure);
    }

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            throw (RuntimeException)failure;
        }
        if (failure instanceof InvalidKeySpecException) {
            throw (InvalidKeySpecException)failure;
        }
        throw new InvalidKeySpecException
                ("Could not get key spec", failure);
    }

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                return new JCEECPrivateKey(algorithm, key);
            }
            catch (Exception e)
            {
                throw new InvalidKeySpecException(e.toString());
            }
        }
        else if (keySpec instanceof ECPrivateKeySpec)
        {
            return new JCEECPrivateKey(algorithm, (ECPrivateKeySpec)keySpec);
        }
        else if (keySpec instanceof java.security.spec.ECPrivateKeySpec)
        {
            return new JCEECPrivateKey(algorithm, (java.security.spec.ECPrivateKeySpec)keySpec);
        }


        throw new InvalidKeySpecException("Unknown KeySpec type: " + keySpec.getClass().getName());
    }

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                return new JCEECPublicKey(algorithm, key);
            }
            catch (Exception e)
            {
                throw new InvalidKeySpecException(e.toString());
            }
        }
        else if (keySpec instanceof ECPublicKeySpec)
        {
            return new JCEECPublicKey(algorithm, (ECPublicKeySpec)keySpec);
        }
        else if (keySpec instanceof java.security.spec.ECPublicKeySpec)
        {
            return new JCEECPublicKey(algorithm, (java.security.spec.ECPublicKeySpec)keySpec);
        }


        throw new InvalidKeySpecException("Unknown KeySpec type: " + keySpec.getClass().getName());
    }

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            Class keySpec)
        throws InvalidKeySpecException
        {
            if (keySpec == null)
            {
                throw new InvalidKeySpecException("keySpec parameter is null");
            }
            if (key == null)
            {
                throw new InvalidKeySpecException("key parameter is null");
            }
            
            if (SecretKeySpec.class.isAssignableFrom(keySpec))
            {
                return new SecretKeySpec(key.getEncoded(), algName);
            }
            else if (DESedeKeySpec.class.isAssignableFrom(keySpec))
            {
                byte[]  bytes = key.getEncoded();


                try
                {
                    if (bytes.length == 16)
                    {
                        byte[]  longKey = new byte[24];


                        System.arraycopy(bytes, 0, longKey, 0, 16);
                        System.arraycopy(bytes, 0, longKey, 16, 8);


                        return new DESedeKeySpec(longKey);
                    }
                    else
                    {
                        return new DESedeKeySpec(bytes);
                    }
                }
                catch (Exception e)
                {
                    throw new InvalidKeySpecException(e.toString());
                }
            }


            throw new InvalidKeySpecException("Invalid KeySpec");
        }

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