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/*
* 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.common;
import java.io.IOException;
import java.util.List;
public interface ServiceFactory
{
/**
* Name of this factory
* @return
*/
String getName
();
Service create
(Session session
) throws IOException;
/**
* Utility class to help using NamedFactories
*/
public static class Utils
{
/**
* Create an instance of the specified name by looking up the needed factory
* in the list.
*
* @param factories list of available factories
* @param name the factory name to use
* @return a newly created object or <code>null</code> if the factory is not in the list
*/
public static Service create
(List<ServiceFactory
> factories,
String name, Session session
) throws IOException {
if (factories
!=
null) {
for (ServiceFactory f : factories
) {
if (f.
getName().
equals(name
)) {
return f.
create(session
);
}
}
}
return null;
}
}
}