org.wildfly.security.auth.callback.CredentialUpdateCallback Maven / Gradle / Ivy
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* Copyright 2015 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.auth.callback;
import org.wildfly.common.Assert;
import org.wildfly.security.credential.Credential;
/**
* A callback to inform the callback handler of a credential change.
*
* @author Farah Juma
*/
public final class CredentialUpdateCallback implements ExtendedCallback {
private final Credential credential;
/**
* Construct a new instance.
*
* @param credential the new credential
*/
public CredentialUpdateCallback(final Credential credential) {
Assert.checkNotNullParam("credential", credential);
this.credential = credential;
}
/**
* Get the new credential.
*
* @return the new credential
*/
public Credential getCredential() {
return credential;
}
/**
* Get the new credential, if it is of the given credential class.
*
* @param credentialClass the credential class
* @param the credential type
* @return the credential, or {@code null} if it is not of the given type
*/
public C getCredential(final Class credentialClass) {
final Credential credential = this.credential;
return credentialClass.isInstance(credential) ? credentialClass.cast(credential) : null;
}
public boolean isOptional() {
return false;
}
}