Examples of java.security.spec.EncodedKeySpec

java.security.spec.EncodedKeySpec
This class represents a public or private key in encoded format. @author Jan Luehe @version 1.23, 11/17/05 @see java.security.Key @see java.security.KeyFactory @see KeySpec @see X509EncodedKeySpec @see PKCS8EncodedKeySpec @since 1.2

            LdapException ne = new LdapException( I18n.err( I18n.ERR_288, ALGORITHM ) );
            ne.initCause( e );
            throw ne;
        }


        EncodedKeySpec privateKeySpec = new PKCS8EncodedKeySpec( entry.get( PRIVATE_KEY_AT ).getBytes() );
        try
        {
            privateKey = keyFactory.generatePrivate( privateKeySpec );
        }
        catch ( Exception e )
        {
            LdapException ne = new LdapException( I18n.err( I18n.ERR_289 ) );
            ne.initCause( e );
            throw ne;
        }


        EncodedKeySpec publicKeySpec = new X509EncodedKeySpec( entry.get( PUBLIC_KEY_AT ).getBytes() );
        try
        {
            publicKey = keyFactory.generatePublic( publicKeySpec );
        }
        catch ( InvalidKeySpecException e )

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  @Deprecated
  private static PublicKey decodePublicKey(String publicKey) throws Exception {
    KeyFactory keyFactory = KeyFactory.getInstance(DSA_ALGORITHM);
    byte[] publicKeyBytes = Base64.decodeBase64(publicKey);
    //EncodedKeySpec publicKeySpec = new X509EncodedKeySpec(publicKeyBytes);
    EncodedKeySpec publicKeySpec = new PKCS8EncodedKeySpec(publicKeyBytes);
    return keyFactory.generatePublic(publicKeySpec);
  }

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        }
            
             try{ 
                   String algorithm = "RSA";
                   KeyFactory keyFactory = KeyFactory.getInstance(algorithm);
                   EncodedKeySpec publicKeySpec = new X509EncodedKeySpec(publicKey.getCert().getBytes(1,(int) publicKey.getCert().length() ));
                   PublicKey regenerateThePublicKey = keyFactory.generatePublic(publicKeySpec);
                   cert.verify(regenerateThePublicKey);  
                   
                   //get the merchant name 
                     if(publicKey!=null)

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          }
              
               try{ 
                     String algorithm = "RSA";
                     KeyFactory keyFactory = KeyFactory.getInstance(algorithm);
                     EncodedKeySpec publicKeySpec = new X509EncodedKeySpec(publicKey.getCert().getBytes(1,(int) publicKey.getCert().length() ));
                     PublicKey regenerateThePublicKey = keyFactory.generatePublic(publicKeySpec);
                     cert.verify(regenerateThePublicKey);  
                     
                     //get the merchant name 
                       if(publicKey!=null)

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    if (rawPublicKeyBytes == null) {
      publicKey = certificateChain[0].getPublicKey();
    } else {
      // get server's public key from Raw Public Key
      EncodedKeySpec publicKeySpec = new X509EncodedKeySpec(rawPublicKeyBytes);
      try {
        // TODO make instance variable
        publicKey = KeyFactory.getInstance("EC").generatePublic(publicKeySpec);
      } catch (Exception e) {
        LOGGER.severe("Could not reconstruct the server's public key.");

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            LdapException ne = new LdapException( I18n.err( I18n.ERR_288, ALGORITHM ) );
            ne.initCause( e );
            throw ne;
        }
        
        EncodedKeySpec privateKeySpec = new PKCS8EncodedKeySpec( entry.get( PRIVATE_KEY_AT ).getBytes() );
        try
        {
            privateKey = keyFactory.generatePrivate( privateKeySpec );
        }
        catch ( Exception e )
        {
            LdapException ne = new LdapException( I18n.err( I18n.ERR_289 ) );
            ne.initCause( e );
            throw ne;
        }
    
        EncodedKeySpec publicKeySpec = new X509EncodedKeySpec( entry.get( PUBLIC_KEY_AT ).getBytes() );
        try
        {
            publicKey = keyFactory.generatePublic( publicKeySpec );
        }
        catch ( InvalidKeySpecException e )

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    public PublicKey getPublicKeyFromBytes(byte[] keyBuffer) throws InvalidKeySpecException {
  return keyFact.generatePublic(new X509EncodedKeySpec(keyBuffer));  
    }
    
    public byte[] getBytesOfPrivateKey(PrivateKey privKey) throws InvalidKeySpecException {  
  EncodedKeySpec keySpec =
      keyFact.getKeySpec(privKey, PKCS8EncodedKeySpec.class);
  return keySpec.getEncoded();
    }

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      keyFact.getKeySpec(privKey, PKCS8EncodedKeySpec.class);
  return keySpec.getEncoded();
    }
    
    public byte[] getBytesOfPublicKey(PublicKey pubKey) throws InvalidKeySpecException {  
  EncodedKeySpec keySpec =
      keyFact.getKeySpec(pubKey, X509EncodedKeySpec.class);
  return keySpec.getEncoded();
    }

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    }


    private PublicKey getPublicKeyFromDer(byte[] publicKeyObject)
            throws GeneralSecurityException {
        KeyFactory fac = KeyFactory.getInstance("RSA");
        EncodedKeySpec pubKeySpec = new X509EncodedKeySpec(publicKeyObject);
        return fac.generatePublic(pubKeySpec);
    }

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    }


    private PrivateKey getPrivateKeyFromDer(byte[] privateKeyObject)
            throws GeneralSecurityException {
        KeyFactory fac = KeyFactory.getInstance("RSA");
        EncodedKeySpec privKeySpec = new PKCS8EncodedKeySpec(privateKeyObject);
        return fac.generatePrivate(privKeySpec);
    }

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