/*
* Copyright 2013-2016 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
*
* 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.springframework.integration.file.remote;
import java.io.IOException;
import org.springframework.integration.file.remote.session.Session;
/**
* Simple convenience implementation of {@link SessionCallback} for cases where
* no result is returned.
*
* @author Gary Russell
* @author Artem Bilan
* @since 3.0
*
*/
@FunctionalInterface
public interface SessionCallbackWithoutResult<F> extends SessionCallback<F, Object> {
@Override
default Object doInSession(Session<F> session) throws IOException {
doInSessionWithoutResult(session);
return null;
}
/**
* Called within the context of a session.
* Perform some operation(s) on the session. The caller will take
* care of closing the session after this method exits.
* @param session The session.
* @throws IOException Any IOException.
*/
void doInSessionWithoutResult(Session<F> session) throws IOException;
}