/**
*
* @param filePath 文件全路径
* @param ftpPath 上传到目的端目录
* @param username
* @param password
* @param host
* @param port
*/
public static void uploadFile(String filePath, String ftpPath, String username, String password, String host, Integer port) {
FileInputStream input = null;
ChannelSftp sftp = null;
try {
JSch jsch = new JSch();
//获取session 账号-ip-端口
com.jcraft.jsch.Session sshSession = jsch.getSession(username, host, port);
//添加密码
sshSession.setPassword(password);
Properties sshConfig = new Properties();
//严格主机密钥检查
sshConfig.put("StrictHostKeyChecking", "no");
sshSession.setConfig(sshConfig);
//开启session连接
sshSession.connect();
//获取sftp通道
sftp = (ChannelSftp) sshSession.openChannel("sftp");
//开启
sftp.connect();
//文件乱码处理
/*Class<ChannelSftp> c = ChannelSftp.class;
Field f = c.getDeclaredField("server_version");
f.setAccessible(true);
f.set(sftp, 2);
sftp.setFilenameEncoding("GBK");*/
//判断目录是否存在
try {
Vector ls = sftp.ls(ftpPath); //ls()得到指定目录下的文件列表
/*if (ls == null) { //ls不会为null,哪怕它是一个空目录
sftp.mkdir(ftpPath);
}*/
} catch (SftpException e) {
sftp.mkdir(ftpPath);
}
sftp.cd(ftpPath);
String filename = filePath.substring(filePath.lastIndexOf(File.separator) + 1); //附件名字
//filename = new String(filename.getBytes("GBK"), StandardCharsets.ISO_8859_1);
input = new FileInputStream(new File(filePath));
sftp.put(input, filename);
//设定777权限,转为8进制放入chmod中
//sftp.chmod(Integer.parseInt("777", 8), ftpPath + filename);
input.close();
sftp.disconnect();
sshSession.disconnect();
System.out.println("================上传成功!==================");
} catch (Exception e) {
System.out.println("================上传失败!==================");
e.printStackTrace();
}
}
/**
* @param directory SFTP服务器的文件路径
* @param downloadFile SFTP服务器上的文件名
* @param saveFile 保存到本地路径
* @param username
* @param password
* @param host
* @param port
*/
public static void downloadFile(String directory, String downloadFile, String saveFile, String username, String password, String host, Integer port) {
ChannelSftp sftp = null;
try {
JSch jsch = new JSch();
//获取session 账号-ip-端口
com.jcraft.jsch.Session sshSession = jsch.getSession(username, host, port);
//添加密码
sshSession.setPassword(password);
Properties sshConfig = new Properties();
//严格主机密钥检查
sshConfig.put("StrictHostKeyChecking", "no");
sshSession.setConfig(sshConfig);
//开启session连接
sshSession.connect();
//获取sftp通道
sftp = (ChannelSftp) sshSession.openChannel("sftp");
//开启
sftp.connect();
if (directory != null && !"".equals(directory)) {
sftp.cd(directory);
}
FileOutputStream output = new FileOutputStream(new File(saveFile));
sftp.get(downloadFile, output);
output.close();
sftp.disconnect();
sshSession.disconnect();
System.out.println("================下载成功!==================");
} catch (SftpException | FileNotFoundException | JSchException e) {
log.error("文件下载异常!", e);
} catch (IOException e) {
e.printStackTrace();
}
}
获取文件所在绝对路径:
new ClassPathResource("").getURI().getPath()
ResourceUtils.getURL("classpath:").getPath()