/*
* 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.ftp.filters;
import org.apache.commons.net.ftp.FTPFile;
import org.springframework.integration.file.filters.AbstractPersistentAcceptOnceFileListFilter;
import org.springframework.integration.metadata.ConcurrentMetadataStore;
/**
* Persistent file list filter using the server's file timestamp to detect if we've already
* 'seen' this file.
*
* @author Gary Russell
* @since 3.0
*
*/
public class FtpPersistentAcceptOnceFileListFilter extends AbstractPersistentAcceptOnceFileListFilter<FTPFile> {
public FtpPersistentAcceptOnceFileListFilter(ConcurrentMetadataStore store, String prefix) {
super(store, prefix);
}
@Override
protected long modified(FTPFile file) {
return file.getTimestamp().getTimeInMillis();
}
@Override
protected String fileName(FTPFile file) {
return file.getName();
}
}