The default KeyManager can be changed by setting the value of the
- * {@code sun.ssl.keymanager.type} security property to the desired name.
- *
- * @return the default type as specified by the
- * {@code sun.ssl.keymanager.type} security property, or an
- * implementation-specific default if no such property exists.
- *
- * @see java.security.Security security properties
- */
- public static final String getDefaultAlgorithm() {
- String type;
- type = AccessController.doPrivileged(new PrivilegedAction<>() {
- public String run() {
- return Security.getProperty("sun.ssl.keymanager.type");
- }
- });
- if (type == null) {
- type = "SunX509";
- }
- return type;
-
- }
-
- /**
- * Creates a KeyManagerFactory object.
- *
- * @param factorySpi the delegate
- * @param provider the provider
- * @param algorithm the algorithm
- */
- protected KeyManagerFactory(KeyManagerFactorySpi factorySpi,
- Provider provider, String algorithm) {
- this.factorySpi = factorySpi;
- this.provider = provider;
- this.algorithm = algorithm;
- }
-
- /**
- * Returns the algorithm name of this KeyManagerFactory object.
- *
- *
This is the same name that was specified in one of the
- * getInstance calls that created this
- * KeyManagerFactory object.
- *
- * @return the algorithm name of this KeyManagerFactory object.
- */
- public final String getAlgorithm() {
- return this.algorithm;
- }
-
- /**
- * Generates a KeyManagerFactory object that implements the
- * specified key management algorithm.
- * If the default provider package provides an implementation of the
- * requested key management algorithm, an instance of
- * KeyManagerFactory containing that implementation is
- * returned. If the algorithm is not available in the default provider
- * package, other provider packages are searched.
- *
- * @param algorithm the standard name of the requested
- * algorithm.
- *
- * @return the new KeyManagerFactory object
- *
- * @exception NoSuchAlgorithmException if the specified algorithm is not
- * available in the default provider package or any of the other provider
- * packages that were searched.
- */
- public static final KeyManagerFactory getInstance(String algorithm)
- throws NoSuchAlgorithmException
- {
- try {
- Object[] objs = SSLSecurity.getImpl(algorithm, "KeyManagerFactory",
- (String) null);
- return new KeyManagerFactory((KeyManagerFactorySpi)objs[0],
- (Provider)objs[1],
- algorithm);
- } catch (NoSuchProviderException e) {
- throw new NoSuchAlgorithmException(algorithm + " not found");
- }
- }
-
- /**
- * Generates a KeyManagerFactory object for the specified
- * key management algorithm from the specified provider.
- *
- * @param algorithm the standard name of the requested
- * algorithm.
- * @param provider the name of the provider
- *
- * @return the new KeyManagerFactory object
- *
- * @exception NoSuchAlgorithmException if the specified algorithm is not
- * available from the specified provider.
- * @exception NoSuchProviderException if the specified provider has not
- * been configured.
- */
- public static final KeyManagerFactory getInstance(String algorithm,
- String provider)
- throws NoSuchAlgorithmException, NoSuchProviderException
- {
- if (provider == null || provider.isEmpty())
- throw new IllegalArgumentException("missing provider");
- Object[] objs = SSLSecurity.getImpl(algorithm, "KeyManagerFactory",
- provider);
- return new KeyManagerFactory((KeyManagerFactorySpi)objs[0],
- (Provider)objs[1], algorithm);
- }
-
- /**
- * Generates a KeyManagerFactory object for the specified
- * key management algorithm from the specified provider.
- *
- * @param algorithm the standard name of the requested
- * algorithm.
- * @param provider an instance of the provider
- *
- * @return the new KeyManagerFactory object
- *
- * @exception NoSuchAlgorithmException if the specified algorithm is not
- * available from the specified provider.
- */
- public static final KeyManagerFactory getInstance(String algorithm,
- Provider provider)
- throws NoSuchAlgorithmException
- {
- if (provider == null)
- throw new IllegalArgumentException("missing provider");
- Object[] objs = SSLSecurity.getImpl(algorithm, "KeyManagerFactory",
- provider);
- return new KeyManagerFactory((KeyManagerFactorySpi)objs[0],
- (Provider)objs[1], algorithm);
- }
-
- /**
- * Returns the provider of this KeyManagerFactory object.
- *
- * @return the provider of this KeyManagerFactory object
- */
- public final Provider getProvider() {
- return this.provider;
- }
-
-
- /**
- * Initializes this factory with a source of key material. The
- * provider may also include a provider-specific source
- * of key material.
- *
- * @param ks the key store or null
- * @param password the password for recovering keys
- */
- public void init(KeyStore ks, char[] password)
- throws KeyStoreException, NoSuchAlgorithmException,
- UnrecoverableKeyException {
- factorySpi.engineInit(ks, password);
- }
-
- /**
- * Returns one key manager for each type of key material.
- * @return the key managers
- */
- public KeyManager[] getKeyManagers() {
- return factorySpi.engineGetKeyManagers();
- }
-}