@TestTargetNew(
level = TestLevel.COMPLETE,
notes = "",
method = "newInstance",
args = {java.lang.Object.class})
public void testNewInstance() throws Exception {
Provider p = new MyProvider();
Provider.Service s =
new Provider.Service(
p,
"SecureRandom",
"algorithm",
"org.apache.harmony.security.tests.support.RandomImpl",
null,
null);
Object o = s.newInstance(null);
assertTrue("incorrect instance", o instanceof RandomImpl);
try {
o = s.newInstance(new Object());
fail("No expected NoSuchAlgorithmException");
} catch (NoSuchAlgorithmException e) {
}
}
/**
* Get a password factory instance. The returned password factory object will implement the given
* algorithm.
*
* @param algorithm the name of the algorithm
* @param providerSupplier the provider supplier to search
* @return a password factory instance
* @throws NoSuchAlgorithmException if the given algorithm has no available implementations
*/
public static PasswordFactory getInstance(String algorithm, Supplier<Provider[]> providerSupplier)
throws NoSuchAlgorithmException {
for (Provider provider : providerSupplier.get()) {
final Provider.Service service = provider.getService("PasswordFactory", algorithm);
if (service != null) {
return new PasswordFactory(
(PasswordFactorySpi) service.newInstance(null), provider, algorithm);
}
}
throw log.noSuchAlgorithmInvalidAlgorithm(algorithm);
}
/**
* Get a password factory instance. The returned password factory object will implement the given
* algorithm.
*
* @param algorithm the name of the algorithm
* @param provider the provider to use
* @return a password factory instance
* @throws NoSuchAlgorithmException if the given algorithm has no available implementations
*/
public static PasswordFactory getInstance(String algorithm, Provider provider)
throws NoSuchAlgorithmException {
final Provider.Service service = provider.getService("PasswordFactory", algorithm);
if (service == null) throw log.noSuchAlgorithmInvalidAlgorithm(algorithm);
return new PasswordFactory((PasswordFactorySpi) service.newInstance(null), provider, algorithm);
}