/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.sshd.server.auth.pubkey;
import java.util.List;
import org.apache.sshd.common.NamedFactory;
import org.apache.sshd.common.signature.Signature;
import org.apache.sshd.common.signature.SignatureFactoriesManager;
import org.apache.sshd.common.util.GenericUtils;
import org.apache.sshd.server.auth.AbstractUserAuthFactory;
/**
* @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
*/
public class UserAuthPublicKeyFactory extends AbstractUserAuthFactory implements SignatureFactoriesManager {
public static final String NAME = PUBLIC_KEY;
public static final UserAuthPublicKeyFactory INSTANCE = new UserAuthPublicKeyFactory() {
@Override
public List<NamedFactory<Signature>> getSignatureFactories() {
return null;
}
@Override
public void setSignatureFactories(List<NamedFactory<Signature>> factories) {
if (!GenericUtils.isEmpty(factories)) {
throw new UnsupportedOperationException("Not allowed to change default instance signature factories");
}
}
};
private List<NamedFactory<Signature>> factories;
public UserAuthPublicKeyFactory() {
this(null);
}
public UserAuthPublicKeyFactory(List<NamedFactory<Signature>> factories) {
super(NAME);
this.factories = factories; // OK if null/empty
}
@Override
public List<NamedFactory<Signature>> getSignatureFactories() {
return factories;
}
@Override
public void setSignatureFactories(List<NamedFactory<Signature>> factories) {
this.factories = factories;
}
@Override
public UserAuthPublicKey create() {
return new UserAuthPublicKey(getSignatureFactories());
}
}