com.gridsystems.utils
Class KeyStoreUtils

java.lang.Object
  com.gridsystems.utils.KeyStoreUtils

public final class KeyStoreUtils
extends java.lang.Object

KeyStore Utilities.

Author:

Xmas

Method Summary

static java.lang.String[]	addCertificatesToKeyStore(java.lang.String alias, java.security.KeyStore ks, char[] passphrase, java.security.cert.X509Certificate[] certs) Add Certificates to KeyStore.
static java.security.KeyStore	createEmptyKeyStore(char[] password) Create empty KeyStore.
static java.security.cert.X509Certificate[]	getCertificatesFromServer(java.lang.String host, int port) Gets certificates from server.
static java.security.KeyStore	loadKeyStoreFromFile(java.io.File file, char[] passphrase) Load KeyStore from File.
static void	main(java.lang.String[] args) Main method.
static void	removeCertificateFromKeyStore(java.security.KeyStore ks, java.lang.String alias) Delete Certificate (using alias) from KeyStore.
static void	saveKeyStoreToFile(java.io.File file, java.security.KeyStore ks, char[] passphrase) Save KeyStore to File.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

saveKeyStoreToFile

public static void saveKeyStoreToFile(java.io.File file,
                                      java.security.KeyStore ks,
                                      char[] passphrase)
                               throws java.security.KeyStoreException,
                                      java.security.NoSuchAlgorithmException,
                                      java.security.cert.CertificateException,
                                      java.io.IOException

Save KeyStore to File.

Parameters:

file - Where store.

ks - Instance of KeyStore

passphrase - Password of KeyStore

Throws:

java.security.KeyStoreException - If the keystore has not been initialised(loaded)

java.security.NoSuchAlgorithmException - If the appropriate data integrity algorithm could not be found

java.security.cert.CertificateException - If any of the certificates included in the keystore data could not be stored

java.io.IOException - If an error occurs storing the keystore

loadKeyStoreFromFile

public static java.security.KeyStore loadKeyStoreFromFile(java.io.File file,
                                                          char[] passphrase)
                                                   throws java.security.KeyStoreException,
                                                          java.security.NoSuchAlgorithmException,
                                                          java.security.cert.CertificateException,
                                                          java.io.IOException

Load KeyStore from File.

Parameters:

file - File where load.

passphrase - Password of KeyStore

Returns:

instance of KeyStore

Throws:

java.security.KeyStoreException - If error

java.io.IOException - If error

java.security.NoSuchAlgorithmException - If error

java.security.cert.CertificateException - If error

getCertificatesFromServer

public static java.security.cert.X509Certificate[] getCertificatesFromServer(java.lang.String host,
                                                                             int port)
                                                                      throws java.security.NoSuchAlgorithmException,
                                                                             java.security.KeyStoreException,
                                                                             java.security.KeyManagementException,
                                                                             java.io.IOException,
                                                                             java.security.cert.CertificateException

Gets certificates from server.

Parameters:

host - Server host

port - Server port

Returns:

List of server certificates

Throws:

java.security.NoSuchAlgorithmException - If error

java.security.KeyStoreException - If error

java.security.KeyManagementException - If error

java.io.IOException - If error

java.security.cert.CertificateException - If error

createEmptyKeyStore

public static java.security.KeyStore createEmptyKeyStore(char[] password)
                                                  throws java.security.KeyStoreException,
                                                         java.security.NoSuchAlgorithmException,
                                                         java.security.cert.CertificateException,
                                                         java.io.IOException

Create empty KeyStore.

Parameters:

password - Password of KeyStore

Returns:

Empty keystore.

Throws:

java.security.KeyStoreException - If error

java.io.IOException - If error

java.security.cert.CertificateException - If error

java.security.NoSuchAlgorithmException - If error

removeCertificateFromKeyStore

public static void removeCertificateFromKeyStore(java.security.KeyStore ks,
                                                 java.lang.String alias)
                                          throws java.security.KeyStoreException

Delete Certificate (using alias) from KeyStore.

Parameters:

ks - KeyStore

alias - Certificate alias.

Throws:

java.security.KeyStoreException - If error

addCertificatesToKeyStore

public static java.lang.String[] addCertificatesToKeyStore(java.lang.String alias,
                                                           java.security.KeyStore ks,
                                                           char[] passphrase,
                                                           java.security.cert.X509Certificate[] certs)
                                                    throws java.security.NoSuchAlgorithmException,
                                                           java.io.IOException,
                                                           java.security.KeyStoreException,
                                                           java.security.cert.CertificateException

Add Certificates to KeyStore.

Parameters:

alias - Certificate alias

passphrase - Password of KeyStore

ks - Instance of KeyStore

certs - List of Certificates to add

Returns:

List of alias added.

Throws:

java.security.NoSuchAlgorithmException - If error

java.io.IOException - If error

java.security.KeyStoreException - If error

java.security.cert.CertificateException - If error

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

Main method.

Parameters:

args - Arguments

Throws:

java.lang.Exception - If an error occurs