org.wildfly.security.password.impl.DigestPasswordAlgorithmParametersSpiImpl Maven / Gradle / Ivy
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* JBoss, Home of Professional Open Source.
* Copyright 2016 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.wildfly.security.password.impl;
import java.security.AlgorithmParametersSpi;
import org.wildfly.security.asn1.ASN1Decoder;
import org.wildfly.security.asn1.ASN1Encoder;
import org.wildfly.security.password.spec.DigestPasswordAlgorithmSpec;
import org.wildfly.security.util.AbstractAlgorithmParametersSpiImpl;
/**
* An implementation of the {@link AlgorithmParametersSpi} SPI, in order to support encoding and decoding of
* password algorithm parameters.
*
* @author David M. Lloyd
*/
public final class DigestPasswordAlgorithmParametersSpiImpl extends AbstractAlgorithmParametersSpiImpl {
/**
* Construct a new instance.
*/
public DigestPasswordAlgorithmParametersSpiImpl() {
}
protected Class getParameterType() {
return DigestPasswordAlgorithmSpec.class;
}
protected void engineEncode(final ASN1Encoder encoder, final DigestPasswordAlgorithmSpec parameterSpec) {
encoder.startSequence();
encoder.encodeOctetString(parameterSpec.getUsername());
encoder.encodeOctetString(parameterSpec.getRealm());
encoder.endSequence();
}
protected DigestPasswordAlgorithmSpec engineDecode(final ASN1Decoder decoder) {
decoder.startSequence();
final String username = decoder.decodeOctetStringAsString();
final String realm = decoder.decodeOctetStringAsString();
decoder.endSequence();
return new DigestPasswordAlgorithmSpec(username, realm);
}
}