/*
* Copyright 2014-2016 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;
/**
* {@code RemoteFileTemplate} callback with the underlying client instance providing
* access to lower level methods where no result is returned.
*
* @author Gary Russell
* @author Artem Bilan
*
* @param <C> The type of the underlying client object.
* @since 4.1
*
*/
@FunctionalInterface
public interface ClientCallbackWithoutResult<C> extends ClientCallback<C, Object> {
@Override
default Object doWithClient(C client) {
doWithClientWithoutResult(client);
return null;
}
/**
* Called within the context of a session.
* Perform some operation(s) on the client instance underlying the session. The caller will take
* care of closing the session after this method exits. However, the implementation
* is required to perform any clean up required by the client after performing
* operations.
* @param client The client.
*/
void doWithClientWithoutResult(C client);
}