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65 lines
1.9 KiB
65 lines
1.9 KiB
3 years ago
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package com.ynxbd.common.helper.common;
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import lombok.AllArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.io.IOUtils;
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import org.apache.commons.net.ftp.FTP;
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import org.apache.commons.net.ftp.FTPClient;
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import org.apache.commons.net.ftp.FTPFile;
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import java.io.*;
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/**
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* @author 李进才
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* @ClassName FtpHelper
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* @Description description
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* @date 2023/3/21 15:34
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*/
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@Slf4j
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@AllArgsConstructor
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public class FtpHelper {
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private final String server;
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private final Integer port;
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private final String user;
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private final String pass;
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public byte[] getFile(String path){
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FTPClient ftpClient = new FTPClient();
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ftpClient.setConnectTimeout(60*000); //连接超时为60秒
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ftpClient.setControlEncoding("utf-8");
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ftpClient.enterLocalPassiveMode();
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try {
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ftpClient.connect(server);
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ftpClient.login(user, pass);
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ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
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log.info("[FTP]登陆成功");
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FTPFile ftpFile = ftpClient.mlistFile(path);
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if (ftpFile != null) {
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log.info("[FTP]读取到文件:{}",ftpFile.getName());
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InputStream inputStream = ftpClient.retrieveFileStream(path);
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byte[] fileData = IOUtils.toByteArray(inputStream);
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return fileData;
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} else {
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log.error("[FTP]读取共享文件失败 路径---{}",path);
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}
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ftpClient.logout();
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ftpClient.disconnect();
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} catch (IOException ex) {
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log.error("[FTP]ftp连接失败");
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ex.printStackTrace();
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} finally {
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if (ftpClient.isConnected()) {
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try {
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ftpClient.disconnect();
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} catch (IOException ex) {
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ex.printStackTrace();
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}
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}
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}
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return null;
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}
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}
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