ftp上传下载文件

来源：互联网发布：红警3 for mac 编辑：程序博客网时间：2024/05/16 04:58

import org.apache.commons.io.IOUtils;
import org.apache.commons.net.ftp.FTPClient;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.FileOutputStream;

/**
* JAVA FTP上传下载助手类
*
* commons-net-1.4.1.jar PFTClinet jar包
*
* @author : leon
*/
public class FileManagerByFtp {

/**
* FTP上传单个文件测试
*/
public static void fileUploadByFtp() {
FTPClient ftpClient = new FTPClient();
FileInputStream fis = null;

try {
ftpClient.connect("192.85.1.9");
ftpClient.login("zhangzhenmin", "62672000");

File srcFile = new File("E:\\test_back_081409.sql");
fis = new FileInputStream(srcFile);
// 设置上传目录
ftpClient.changeWorkingDirectory("/home/zhangzhenmin");
ftpClient.setBufferSize(1024);
ftpClient.setControlEncoding("GBK");
// 设置文件类型（二进制）
ftpClient.setFileType(FTPClient.BINARY_FILE_TYPE);
ftpClient.storeFile("test_back_081901.sql", fis);
} catch (IOException e) {
e.printStackTrace();
throw new RuntimeException("FTP客户端出错！", e);
} finally {
IOUtils.closeQuietly(fis);
try {
ftpClient.disconnect();
} catch (IOException e) {
e.printStackTrace();
throw new RuntimeException("关闭FTP连接发生异常！", e);
}
}
}

/**
* FTP下载单个文件测试
*/
public static void fileDownloadByFtp() {
FTPClient ftpClient = new FTPClient();
FileOutputStream fos = null;

try {
ftpClient.connect("192.85.1.9");
ftpClient.login("zhangzhenmin", "62672000");

String remoteFileName = "/home/zhangzhenmin/test_back_081901.sql";
// fos = new FileOutputStream("E:/test/test_back_081901.sql");
fos = new FileOutputStream("H:/test/test_back_081901.sql");
ftpClient.setBufferSize(1024);
// 设置文件类型（二进制）
ftpClient.setFileType(FTPClient.BINARY_FILE_TYPE);
ftpClient.retrieveFile(remoteFileName, fos);
} catch (IOException e) {
e.printStackTrace();
throw new RuntimeException("FTP客户端出错！", e);
} finally {
IOUtils.closeQuietly(fos);
try {
ftpClient.disconnect();
} catch (IOException e) {
e.printStackTrace();
throw new RuntimeException("关闭FTP连接发生异常！", e);
}
}
}

public static void main(String[] args) {
fileUploadByFtp();
fileDownloadByFtp();
}
}

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