連接獲取上傳sftp遠程目錄信息的工具類
import com.jcraft.jsch.Channel;
import com.jcraft.jsch.ChannelSftp;
import com.jcraft.jsch.JSch;
import com.jcraft.jsch.Session;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import sun.dc.path.PathError;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
import java.util.Vector;
public class FtpsFileList {
private static final Logger LOG = LoggerFactory.getLogger(FtpsFileList.class);
private static ChannelSftp sftp = null;
private static Channel channel = null;
private static Session sshSession = null;
private static String src = "/home/ubuntu/test10257527";
private static String localDownPath = "D:\\filepath\\download";
private static String localUpPath = "D:\\filepath\\upfile";
public static void main(String[] args) {
channel = getChannel("10.62.118.102", 22, "ubuntu", "cloud");//serve Ip,port,username,pwd
List<String> str = listFileNames(channel, src);
System.out.println("目錄下包含的文件名稱爲:" + str);
for (String a : str) {
System.out.println("文件名爲:" + a);
}
//download file from serve
getFileFromSftpServer(channel, src, localDownPath);
//upload file to serve from local
//putFileToSftpServer(channel,src,localUpPath);
closeResource(channel, sftp, sshSession);
}
private static List<String> listFileNames(Channel channel, String dir) {
List<String> list = new ArrayList<String>();
ChannelSftp sftp = null;
try {
sftp = (ChannelSftp) channel;
Vector vector = sftp.ls(dir);//獲取文件列表
for (Object item : vector) {
if (item instanceof com.jcraft.jsch.ChannelSftp.LsEntry) {
String fileName = ((com.jcraft.jsch.ChannelSftp.LsEntry) item).getFilename();
if (fileName.equals(".") || fileName.equals("..")) {
continue;
}
System.out.println(fileName);
list.add(fileName);
}
}
} catch (Exception e) {
e.printStackTrace();
}
return list;
}
private static void getFileFromSftpServer(Channel channel, String src, String localPath) {
ChannelSftp sftp = null;
try {
sftp = (ChannelSftp) channel;
Vector vector = sftp.ls(src);//獲取文件目錄下所有的文件
for (Object item : vector) {
if (item instanceof com.jcraft.jsch.ChannelSftp.LsEntry) {
String fileName = ((com.jcraft.jsch.ChannelSftp.LsEntry) item).getFilename();
if (fileName.equals(".") || fileName.equals("..")) {
continue;
}
System.out.println(fileName);
File localpath = new File(localPath);
File[] fileList = localpath.listFiles();
if (!localpath.exists()) {
localpath.mkdirs();
localPath = localpath.getPath();
}
for (File file : fileList) {
if (fileName.equals(file.getName())) {
file.delete();
}
}
System.out.println(localPath);
String localFileName = localPath + File.separator + fileName;
sftp.get(src + "/" + fileName, localPath);
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
static void putFileToSftpServer(Channel channel, String dst, String localPath,Session session) {
File file = new File(localPath);
try {
sftp = (ChannelSftp) channel;
if (!file.exists()) {
throw new PathError("此文件爲空");
}
sftp.put(localPath, dst);
Thread.sleep(1000);
System.out.println("------"+localPath.substring(0,localPath.lastIndexOf(".")));
sftp.put(localPath.substring(0,localPath.lastIndexOf(".")), dst);
} catch (Exception e) {
e.printStackTrace();
}finally {
closeResource(channel,sftp,session);
file.delete();
//sftp.put(dst,localPath.substring(0,localPath.lastIndexOf(".")-1));
new File(localPath.substring(0,localPath.lastIndexOf("."))).delete();
}
}
private static Channel getChannel(String host, int port, String username, final String password) {
try {
JSch jsch = new JSch();
jsch.getSession(username, host, port);
sshSession = jsch.getSession(username, host, port);
sshSession.setPassword(password);
Properties sshConfig = new Properties();
sshConfig.put("StrictHostKeyChecking", "no");
sshSession.setConfig(sshConfig);
sshSession.connect();
LOG.debug("Session connected!");
channel = sshSession.openChannel("sftp");
channel.connect();
LOG.debug("Channel connected!");
} catch (Exception e) {
e.printStackTrace();
}
return channel;
}
private static void closeResource(Channel channel, ChannelSftp sftp, Session session) {
if (channel != null) {
if (channel.isConnected()) {
channel.disconnect();
}
}
if (sftp != null) {
if (sftp.isConnected()) {
sftp.disconnect();
}
}
if (session != null) {
if (session.isConnected()) {
session.disconnect();
}
}
}
}