FTP工具类

package leif.liu.fantasy.util;

import java.io.IOException;
import java.io.InputStream;
import java.net.SocketException;
import java.text.SimpleDateFormat;
import java.util.Date;

import org.apache.commons.net.ftp.FTP;
import org.apache.commons.net.ftp.FTPClient;
import org.springframework.web.multipart.MultipartFile;

public class FTPUtil {
    private FTPUtil() {}

    public static void ftpConnect(FTPClient fTPClient, String fTPPath) throws SocketException, IOException {
        fTPClient.connect("127.0.0.1", 21);
        fTPClient.login("Administrator", "lbc19951022");
        boolean hasDirectory = fTPClient.changeWorkingDirectory(fTPPath);

        if (!hasDirectory) {
            fTPClient.makeDirectory(fTPPath);
            fTPClient.changeWorkingDirectory(fTPPath);
        }
    }

    public static void ftpDisconnect(FTPClient fTPClient) throws IOException {
        fTPClient.logout();
        fTPClient.disconnect();
    }

    public static void uploadFile(MultipartFile multipartFile, String fileName, String fTPPath) {
        FTPClient ftpClient = new FTPClient();
        InputStream inputStream = null;

        try {
            ftpConnect(ftpClient, fTPPath);
            ftpClient.setFileType(FTP.BINARY_FILE_TYPE);
            inputStream = multipartFile.getInputStream();
            ftpClient.storeFile(fileName, inputStream);
        } catch (SocketException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                ftpDisconnect(ftpClient);
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }

    public static void deleteFile(String fileName, String fTPPath) {
        FTPClient ftpClient = new FTPClient();

        try {
            ftpConnect(ftpClient, fTPPath);
            ftpClient.deleteFile(fileName);
        } catch (SocketException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                ftpDisconnect(ftpClient);
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}