/*
* Copyright 2002-2017 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.sftp.inbound;
import org.springframework.integration.file.remote.session.SessionFactory;
import org.springframework.integration.file.remote.synchronizer.AbstractInboundFileSynchronizer;
import org.springframework.integration.metadata.SimpleMetadataStore;
import org.springframework.integration.sftp.filters.SftpPersistentAcceptOnceFileListFilter;
import com.jcraft.jsch.ChannelSftp.LsEntry;
/**
* Handles the synchronization between a remote SFTP directory and a local mount.
*
* @author Josh Long
* @author Oleg Zhurakousky
* @author Mark Fisher
* @author Artem Bilan
*
* @since 2.0
*/
public class SftpInboundFileSynchronizer extends AbstractInboundFileSynchronizer<LsEntry> {
/**
* Create a synchronizer with the {@code SessionFactory} used to acquire {@code Session} instances.
* @param sessionFactory The session factory.
*/
public SftpInboundFileSynchronizer(SessionFactory<LsEntry> sessionFactory) {
super(sessionFactory);
doSetFilter(new SftpPersistentAcceptOnceFileListFilter(new SimpleMetadataStore(), "sftpMessageSource"));
}
@Override
protected boolean isFile(LsEntry file) {
return (file != null && file.getAttrs() != null && !file.getAttrs().isDir() && !file.getAttrs().isLink());
}
@Override
protected String getFilename(LsEntry file) {
return (file != null ? file.getFilename() : null);
}
@Override
protected long getModified(LsEntry file) {
return (long) file.getAttrs().getMTime() * 1000;
}
}