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 new JCEPBEKey(this.algName, this.algOid, scheme, digest, keySize, ivSize, pbeSpec, param);
            }
            
            throw new InvalidKeySpecException("Invalid KeySpec");
        }

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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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    private PublicKey getRawECKey(String expectedCurve, ECParameterSpec spec) throws InvalidKeySpecException,
            SshException, NoSuchAlgorithmException, NoSuchProviderException {
        String curveName = getString();
        if (!expectedCurve.equals(curveName)) {
            throw new InvalidKeySpecException("Curve name does not match expected: " + curveName + " vs "
                    + expectedCurve);
        }
        ECPoint w = ECCurves.decodeECPoint(getStringAsBytes(), spec.getCurve());
        KeyFactory keyFactory = SecurityUtils.getKeyFactory("EC");
        return keyFactory.generatePublic(new ECPublicKeySpec(w, spec));

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            throw new SshException("Expected curve " + expectedCurveName + " but was " + curveName);
        }


        ECPoint group = ECCurves.decodeECPoint(groupBytes, spec.getCurve());
        if (group == null) {
            throw new InvalidKeySpecException("Couldn't decode EC group");
        }


        KeyFactory keyFactory = SecurityUtils.getKeyFactory("EC");
        PublicKey pubKey = keyFactory.generatePublic(new ECPublicKeySpec(group, spec));
        PrivateKey privKey = keyFactory.generatePrivate(new ECPrivateKeySpec(exponent, spec));

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                            new RSAPrivateKeyStructure(
                                (ASN1Sequence)new ASN1InputStream(new ByteArrayInputStream(((PKCS8EncodedKeySpec)keySpec).getEncoded())).readObject()));
                    }
                    catch (Exception ex)
                    {
                        throw new InvalidKeySpecException(ex.toString());
                    }
                }
            }
            else if (keySpec instanceof RSAPrivateCrtKeySpec)
            {
                return new JCERSAPrivateCrtKey((RSAPrivateCrtKeySpec)keySpec);
            }
            else if (keySpec instanceof RSAPrivateKeySpec)
            {
                return new JCERSAPrivateKey((RSAPrivateKeySpec)keySpec);
            }


            throw new InvalidKeySpecException("Unknown KeySpec type.");
        }

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                    return JDKKeyFactory.createPublicKeyFromDERStream(
                                new ByteArrayInputStream(((X509EncodedKeySpec)keySpec).getEncoded()));
                }
                catch (Exception e)
                {
                    throw new InvalidKeySpecException(e.toString());
                }
            }
            else if (keySpec instanceof RSAPublicKeySpec)
            {
                return new JCERSAPublicKey((RSAPublicKeySpec)keySpec);
            }


            throw new InvalidKeySpecException("Unknown KeySpec type.");
        }

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                    return JDKKeyFactory.createPrivateKeyFromDERStream(
                                new ByteArrayInputStream(((PKCS8EncodedKeySpec)keySpec).getEncoded()));
                }
                catch (Exception e)
                {
                    throw new InvalidKeySpecException(e.toString());
                }
            }
            else if (keySpec instanceof DHPrivateKeySpec)
            {
                return new JCEDHPrivateKey((DHPrivateKeySpec)keySpec);
            }


            throw new InvalidKeySpecException("Unknown KeySpec type.");
        }

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                    return JDKKeyFactory.createPublicKeyFromDERStream(
                                new ByteArrayInputStream(((X509EncodedKeySpec)keySpec).getEncoded()));
                }
                catch (Exception e)
                {
                    throw new InvalidKeySpecException(e.toString());
                }
            }
            else if (keySpec instanceof DHPublicKeySpec)
            {
                return new JCEDHPublicKey((DHPublicKeySpec)keySpec);
            }


            throw new InvalidKeySpecException("Unknown KeySpec type.");
        }

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                    return JDKKeyFactory.createPrivateKeyFromDERStream(
                                new ByteArrayInputStream(((PKCS8EncodedKeySpec)keySpec).getEncoded()));
                }
                catch (Exception e)
                {
                    throw new InvalidKeySpecException(e.toString());
                }
            }
            else if (keySpec instanceof DSAPrivateKeySpec)
            {
                return new JDKDSAPrivateKey((DSAPrivateKeySpec)keySpec);
            }


            throw new InvalidKeySpecException("Unknown KeySpec type.");
        }

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                    return JDKKeyFactory.createPublicKeyFromDERStream(
                                new ByteArrayInputStream(((X509EncodedKeySpec)keySpec).getEncoded()));
                }
                catch (Exception e)
                {
                    throw new InvalidKeySpecException(e.toString());
                }
            }
            else if (keySpec instanceof DSAPublicKeySpec)
            {
                return new JDKDSAPublicKey((DSAPublicKeySpec)keySpec);
            }


            throw new InvalidKeySpecException("Unknown KeySpec type.");
        }

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