/*
 * Copyright 2015-2021 the original author or authors.
 *
 * 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
 *
 *      https://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.springframework.integration.file.remote.session;

/**
 *
 * A factory returning a {@link SessionFactory} based on some key.
 *
 * @param <F> the target system file type.
 *
 * @author Gary Russell
 *
 * @since 4.2
 */
@FunctionalInterface
public interface SessionFactoryLocator<F> {

	/**
	 * Return a {@link SessionFactory} for the key.
	 * @param key the key.
	 * @return the session factory.
	 */
	SessionFactory<F> getSessionFactory(Object key);

}
