org.wildfly.security.credential.source.impl.FactoryCredentialSource Maven / Gradle / Ivy
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* JBoss, Home of Professional Open Source.
* Copyright 2017 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.credential.source.impl;
import org.wildfly.common.Assert;
import org.wildfly.security.SecurityFactory;
import org.wildfly.security.auth.SupportLevel;
import org.wildfly.security.credential.Credential;
import org.wildfly.security.credential.source.CredentialSource;
import java.io.IOException;
import java.security.GeneralSecurityException;
import java.security.spec.AlgorithmParameterSpec;
/**
* A credential source which is backed by a credential security factory.
*
* @author Martin Mazanek
*/
public class FactoryCredentialSource implements CredentialSource {
private SecurityFactory credentialFactory;
/**
* Construct a new instance.
*
* @param credentialFactory the entry factory to use to instantiate the entry (must not be {@code null})
*/
public FactoryCredentialSource(SecurityFactory credentialFactory) {
Assert.checkNotNullParam("credentialFactory", credentialFactory);
this.credentialFactory = credentialFactory;
}
@Override
public SupportLevel getCredentialAcquireSupport(Class credentialType, String algorithmName, AlgorithmParameterSpec parameterSpec) throws IOException {
return getCredential(credentialType, algorithmName, parameterSpec) != null ? SupportLevel.SUPPORTED : SupportLevel.UNSUPPORTED;
}
@Override
public C getCredential(Class credentialType, String algorithmName, AlgorithmParameterSpec parameterSpec) throws IOException {
try {
return credentialFactory.create().castAs(credentialType, algorithmName, parameterSpec);
}
catch (GeneralSecurityException e) {
throw ElytronMessages.log.unableToReadCredential(e);
}
}
}