java FTP各种操作

package com.ailk.qw.util;

import it.sauronsoftware.ftp4j.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.File;
import java.io.IOException;

public class FtpUtil {
    final static Logger log = LoggerFactory.getLogger(FtpUtil.class);

    public static FTPClient getFtp(String ip, int port, String username, String password, String charSet) throws FTPException, IOException, FTPIllegalReplyException {
        FTPClient client = new FTPClient();
        client.connect(ip, port);
        client.login(username, password);
        client.setCharset(charSet);
        client.setType(FTPClient.TYPE_BINARY);//二进制
        return client;
    }

    /**
     * 远程移动文件
     *
     * @param ip
     * @param port
     * @param username
     * @param password
     * @param fromPath
     * @param fromFileName
     * @param toPath
     * @param toFileName
     * @return
     */
    public static boolean remoteMove(String ip, int port, String username, String password, String fromPath, String fromFileName, String toPath, String toFileName) {
        boolean result = false;
        FTPClient client = null;
        log.info("开始将" + ip + "服务器目录为" + fromPath + "文件名为" + fromFileName + "移动到" + toPath + "目录文件名为" + toFileName);
        try {
            client = getFtp(ip, port, username, password, "UTF-8");
            //client.changeDirectory(fromPath);
            client.rename(fromPath + "/" + fromFileName, toPath + "/" + toFileName);
            client.disconnect(true);
            if (client.isConnected()) {
                client.disconnect(false);
            }
            result = true;
        } catch (FTPException e) {
            log.error("将" + ip + "服务器目录为" + fromPath + "文件名为" + fromFileName + "移动到" + toPath + "目录文件名为" + toFileName + "出现异常", e);
        } catch (IOException e) {
            log.error("将" + ip + "服务器目录为" + fromPath + "文件名为" + fromFileName + "移动到" + toPath + "目录文件名为" + toFileName + "出现异常", e);
        } catch (FTPIllegalReplyException e) {
            log.error("将" + ip + "服务器目录为" + fromPath + "文件名为" + fromFileName + "移动到" + toPath + "目录文件名为" + toFileName + "出现异常", e);
        } finally {
            if (client.isConnected()) {
                try {
                    client.disconnect(false);
                } catch (IOException e) {
                    log.error("关闭ftp连接时出现异常", e);
                } catch (FTPIllegalReplyException e) {
                    log.error("关闭ftp连接时出现异常", e);
                } catch (FTPException e) {
                    log.error("关闭ftp连接时出现异常", e);
                }
            }
            log.info("将" + ip + "服务器目录为" + fromPath + "文件名为" + fromFileName + "移动到" + toPath + "目录文件名为" + toFileName + "结果为：" + result);
            return result;
        }

    }

    /**
     * 远程移动文件
     *
     * @param ip
     * @param port
     * @param username
     * @param password
     * @param fromPath
     * @param fromFileName
     * @param toPath
     * @param toFileName
     * @param charSet
     * @return
     */
    public static boolean remoteMove(String ip, int port, String username, String password, String fromPath, String fromFileName, String toPath, String toFileName, String charSet) {
        boolean result = false;
        FTPClient client = null;
        log.info("开始将" + ip + "服务器目录为" + fromPath + "文件名为" + fromFileName + "移动到" + toPath + "目录文件名为" + toFileName);
        try {
            client = getFtp(ip, port, username, password, charSet);
            //client.changeDirectory(fromPath);
            client.rename(fromPath + "/" + fromFileName, toPath + "/" + toFileName);
            client.disconnect(true);
            if (client.isConnected()) {
                client.disconnect(false);
            }
            result = true;
        } catch (FTPException e) {
            log.error("将" + ip + "服务器目录为" + fromPath + "文件名为" + fromFileName + "移动到" + toPath + "目录文件名为" + toFileName + "出现异常", e);
        } catch (IOException e) {
            log.error("将" + ip + "服务器目录为" + fromPath + "文件名为" + fromFileName + "移动到" + toPath + "目录文件名为" + toFileName + "出现异常", e);
        } catch (FTPIllegalReplyException e) {
            log.error("将" + ip + "服务器目录为" + fromPath + "文件名为" + fromFileName + "移动到" + toPath + "目录文件名为" + toFileName + "出现异常", e);
        } finally {
            if (client.isConnected()) {
                try {
                    client.disconnect(false);
                } catch (IOException e) {
                    log.error("关闭ftp连接时出现异常", e);
                } catch (FTPIllegalReplyException e) {
                    log.error("关闭ftp连接时出现异常", e);
                } catch (FTPException e) {
                    log.error("关闭ftp连接时出现异常", e);
                }
            }
            log.info("将" + ip + "服务器目录为" + fromPath + "文件名为" + fromFileName + "移动到" + toPath + "目录文件名为" + toFileName + "结果为：" + result);
            return result;
        }

    }

    /**
     * 下载文件
     *
     * @param ip
     * @param port
     * @param username
     * @param password
     * @param remotePath
     * @param remoteFileName
     * @param localPath
     * @param localFileName
     * @return
     */
    public static boolean download(String ip, int port, String username, String password, String remotePath, String remoteFileName, String localPath, String localFileName) {
        boolean result = false;
        FTPClient client = null;
        log.info("开始从" + ip + "服务器目录为" + remotePath + "下载文件" + remoteFileName + "到本机" + localPath + "目录文件名为" + localFileName);
        try {
            client = getFtp(ip, port, username, password, "UTF-8");
            client.changeDirectory(remotePath);
            client.download(remoteFileName, new File(localPath + File.separatorChar + localFileName));
            client.disconnect(true);
            if (client.isConnected()) {
                client.disconnect(false);
            }
            result = true;
        } catch (FTPException e) {
            log.info("从" + ip + "服务器目录为" + remotePath + "下载文件" + remoteFileName + "到本机" + localPath + "目录文件名为" + localFileName + "出现异常!", e);
        } catch (IOException e) {
            log.info("从" + ip + "服务器目录为" + remotePath + "下载文件" + remoteFileName + "到本机" + localPath + "目录文件名为" + localFileName + "出现异常!", e);
        } catch (FTPIllegalReplyException e) {
            log.info("从" + ip + "服务器目录为" + remotePath + "下载文件" + remoteFileName + "到本机" + localPath + "目录文件名为" + localFileName + "出现异常!", e);
        } catch (FTPAbortedException e) {
            log.info("从" + ip + "服务器目录为" + remotePath + "下载文件" + remoteFileName + "到本机" + localPath + "目录文件名为" + localFileName + "出现异常!", e);
        } catch (FTPDataTransferException e) {
            log.info("从" + ip + "服务器传目录为" + remotePath + "下载文件" + remoteFileName + "到本机" + localPath + "目录文件名为" + localFileName + "出现异常!", e);
        } finally {
            if (client.isConnected()) {
                try {
                    client.disconnect(false);
                } catch (IOException e) {
                    log.error("关闭ftp连接时出现异常", e);
                } catch (FTPIllegalReplyException e) {
                    log.error("关闭ftp连接时出现异常", e);
                } catch (FTPException e) {
                    log.error("关闭ftp连接时出现异常", e);
                }
            }
            log.info("从" + ip + "服务器目录为" + remotePath + "下载文件" + remoteFileName + "到本机" + localPath + "目录文件名为" + localFileName + "结果为：" + result);
            return result;
        }
    }

    /**
     * 上传文件
     *
     * @param ip
     * @param port
     * @param username
     * @param password
     * @param remotePath
     * @param file
     * @return
     */
    public static boolean upload(String ip, int port, String username, String password, String remotePath, File file, String oldFileName, String fileName) {
        FTPClient client = null;
        boolean result = false;
        try {
            log.info("开始向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName);
            client = getFtp(ip, port, username, password, "UTF-8");
            client.changeDirectory(remotePath);
            client.changeDirectoryUp();
            client.changeDirectory("temp");
            String fromPath = client.currentDirectory();
            String fromFileName = oldFileName;
            client.upload(file);
            client.disconnect(true);
            if (client.isConnected()) {
                client.disconnect(false);
            }
            result = remoteMove(ip, port, username, password, fromPath, fromFileName, remotePath, fileName);
        } catch (FTPException e) {
            log.error("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "时出现异常！", e);
        } catch (IOException e) {
            log.error("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "时出现异常！", e);
        } catch (FTPIllegalReplyException e) {
            log.error("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "时出现异常！", e);
        } catch (FTPAbortedException e) {
            log.error("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "时出现异常！", e);
        } catch (FTPDataTransferException e) {
            log.error("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "时出现异常！", e);
        } finally {
            if (client.isConnected()) {
                try {
                    client.disconnect(false);
                } catch (IOException e) {
                    log.error("关闭ftp连接时出现异常", e);
                } catch (FTPIllegalReplyException e) {
                    log.error("关闭ftp连接时出现异常", e);
                } catch (FTPException e) {
                    log.error("关闭ftp连接时出现异常", e);
                }
            }
            log.info("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "结果为：" + result);
            return result;
        }
    }

    /**
     * 上传文件
     *
     * @param ip
     * @param port
     * @param username
     * @param password
     * @param remotePath
     * @param file
     * @param charSet
     * @return
     */
    public static boolean upload(String ip, int port, String username, String password, String remotePath, File file, String oldFileName, String fileName, String charSet) {
        FTPClient client = null;
        boolean result = false;
        try {
            log.info("开始向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName);
            client = getFtp(ip, port, username, password, charSet);
            client.changeDirectory(remotePath);
            client.changeDirectoryUp();
            client.changeDirectory("temp");
            String fromPath = client.currentDirectory();
            String fromFileName = oldFileName;
            client.upload(file);
            client.disconnect(true);
            if (client.isConnected()) {
                client.disconnect(false);
            }
            result = remoteMove(ip, port, username, password, fromPath, fromFileName, remotePath, fileName, charSet);
        } catch (FTPException e) {
            log.error("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "时出现异常！", e);
        } catch (IOException e) {
            log.error("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "时出现异常！", e);
        } catch (FTPIllegalReplyException e) {
            log.error("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "时出现异常！", e);
        } catch (FTPAbortedException e) {
            log.error("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "时出现异常！", e);
        } catch (FTPDataTransferException e) {
            log.error("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "时出现异常！", e);
        } finally {
            if (client.isConnected()) {
                try {
                    client.disconnect(false);
                } catch (IOException e) {
                    log.error("关闭ftp连接时出现异常", e);
                } catch (FTPIllegalReplyException e) {
                    log.error("关闭ftp连接时出现异常", e);
                } catch (FTPException e) {
                    log.error("关闭ftp连接时出现异常", e);
                }
            }
            log.info("向" + ip + "服务器传目录为" + remotePath + "上传文件" + fileName + "结果为：" + result);
            return result;
        }
    }

}