Class KeyStoreManager

java.lang.Object

org.kopi.ebics.certificate.KeyStoreManager

public class KeyStoreManager
extends Object

Key store loader. This class loads a key store from a given path and allow to get private keys and certificates for a given alias. The PKCS12 key store type is recommended to be used

Constructor Summary

Constructors

Constructor	Description
KeyStoreManager()

Method Summary

Modifier and Type	Method	Description
final X509Certificate	getCertificate(String alias)	Loads a certificate for a given alias
Map<String, X509Certificate>	getCertificates()	Returns the certificates contained in the key store.
final PrivateKey	getPrivateKey(String alias)	Loads a private key for a given alias
RSAPublicKey	getPublicKey(InputStream input)	Returns the public key of a given certificate.
RSAPublicKey	getPublicKey(BigInteger publicExponent, BigInteger modulus)
void	load(File path, char[] password)	Loads a key store from a given path and password
X509Certificate	read(InputStream input, Provider provider)	Reads a certificate from an input stream for a given provider
Map<String, X509Certificate>	read(KeyStore keyStore)	Reads all certificate existing in a given key store
void	save(OutputStream output)	Saves the key store to a given output stream.
void	setCertificateEntry(String alias, InputStream input)	Writes the given certificate into the key store.

Methods inherited from class Object

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

Constructor Details

KeyStoreManager

public KeyStoreManager()

Method Details

getCertificate

public final X509Certificate getCertificate(String alias)
                                     throws KeyStoreException

Loads a certificate for a given alias

Parameters:

alias - the certificate alias

Returns:

the certificate

Throws:

KeyStoreException

getPrivateKey

public final PrivateKey getPrivateKey(String alias)
                               throws GeneralSecurityException

Loads a private key for a given alias

Parameters:

alias - the certificate alias

Returns:

the private key

Throws:

GeneralSecurityException

load

public void load(File path,
 char[] password)
          throws GeneralSecurityException,
IOException

Loads a key store from a given path and password

Parameters:

path - the key store path

password - the key store password

Throws:

GeneralSecurityException

IOException

read

public X509Certificate read(InputStream input,
 Provider provider)
                     throws CertificateException

Reads a certificate from an input stream for a given provider

Parameters:

input - the input stream

provider - the certificate provider

Returns:

the certificate

Throws:

CertificateException

getPublicKey

public RSAPublicKey getPublicKey(InputStream input)
                          throws GeneralSecurityException

Returns the public key of a given certificate.

Parameters:

input - the given certificate

Returns:

The RSA public key of the given certificate

Throws:

GeneralSecurityException

getPublicKey

public RSAPublicKey getPublicKey(BigInteger publicExponent,
 BigInteger modulus)

setCertificateEntry

public void setCertificateEntry(String alias,
 InputStream input)
                         throws GeneralSecurityException,
IOException

Writes the given certificate into the key store.

Parameters:

alias - the certificate alias

input - the given certificate.

Throws:

GeneralSecurityException

IOException

save

public void save(OutputStream output)
          throws GeneralSecurityException,
IOException

Saves the key store to a given output stream.

Parameters:

output - the output stream.

Throws:

GeneralSecurityException

IOException

getCertificates

public Map<String, X509Certificate> getCertificates()

Returns the certificates contained in the key store.

Returns:

the certificates contained in the key store.

read

public Map<String, X509Certificate> read(KeyStore keyStore)
                                  throws KeyStoreException

Reads all certificate existing in a given key store

Parameters:

keyStore - the key store

Returns:

A Map of certificate, the key of the map is the certificate alias

Throws:

KeyStoreException