package com.photoann.core.util; import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays; import org.apache.commons.net.ftp.FTPClient;
import org.apache.commons.net.ftp.FTPReply;
import org.apache.log4j.Logger; /**
* 提供上传图片文件, 文件夹
* @author MYMOON
*
*/
public class UpFTPClient {
private static Logger logger = Logger.getLogger(UpFTPClient.class.getName()); private ThreadLocal<FTPClient> ftpClientThreadLocal = new ThreadLocal<FTPClient>(); private String encoding = "UTF-8";
private int clientTimeout = 1000 * 30;
private boolean binaryTransfer = true; private String host;
private int port;
private String username;
private String password; private FTPClient getFTPClient() {
if (ftpClientThreadLocal.get() != null && ftpClientThreadLocal.get().isConnected()) {
return ftpClientThreadLocal.get();
} else {
FTPClient ftpClient = new FTPClient(); // 构造一个FtpClient实例
ftpClient.setControlEncoding(encoding); // 设置字符集 try {
connect(ftpClient); // 连接到ftp服务器
setFileType(ftpClient); //设置文件传输类型
ftpClient.setSoTimeout(clientTimeout);
} catch (Exception e) { e.printStackTrace();
} ftpClientThreadLocal.set(ftpClient);
return ftpClient;
}
} /**
* 连接到ftp服务器
*/
private boolean connect(FTPClient ftpClient) throws Exception {
try {
ftpClient.connect(host, port); // 连接后检测返回码来校验连接是否成功
int reply = ftpClient.getReplyCode(); if (FTPReply.isPositiveCompletion(reply)) {
//登陆到ftp服务器
if (ftpClient.login(username, password)) {
return true;
}
} else {
ftpClient.disconnect();
throw new Exception("FTP server refused connection.");
}
} catch (IOException e) {
if (ftpClient.isConnected()) {
try {
ftpClient.disconnect(); //断开连接
} catch (IOException e1) {
throw new Exception("Could not disconnect from server.", e1);
} }
throw new Exception("Could not connect to server.", e);
}
return false;
} /**
* 断开ftp连接
*/
public void disconnect() throws Exception {
try {
FTPClient ftpClient = getFTPClient();
ftpClient.logout();
if (ftpClient.isConnected()) {
ftpClient.disconnect();
ftpClient = null;
}
} catch (IOException e) {
throw new Exception("Could not disconnect from server.", e);
}
} /**
* 设置文件传输类型
*
* @throws FTPClientException
* @throws IOException
*/
private void setFileType(FTPClient ftpClient) throws Exception {
try {
if (binaryTransfer) {
ftpClient.setFileType(FTPClient.BINARY_FILE_TYPE);
} else {
ftpClient.setFileType(FTPClient.ASCII_FILE_TYPE);
}
} catch (IOException e) {
throw new Exception("Could not to set file type.", e);
}
} //---------------------------------------------------------------------
// public method
//--------------------------------------------------------------------- /**
* 上传一个本地文件到远程指定文件
*
* @param remoteDir 远程文件名(包括完整路径)
* @param localAbsoluteFile 本地文件名(包括完整路径)
* @param autoClose 是否自动关闭当前连接
* @return 成功时，返回true，失败返回false
* @throws FTPClientException
*/
public boolean uploadFile(String localAbsoluteFile, String remoteDir, String filename) throws Exception {
InputStream input = null;
try {
getFTPClient().makeDirectory(remoteDir);
// 处理传输
input = new FileInputStream(localAbsoluteFile);
boolean rs = getFTPClient().storeFile(remoteDir+filename, input);
return rs;
} catch (FileNotFoundException e) {
throw new Exception("local file not found.", e);
} catch (IOException e) {
throw new Exception("Could not put file to server.", e);
} finally {
try {
if (input != null) {
input.close();
}
} catch (Exception e) {
throw new Exception("Couldn't close FileInputStream.", e);
}
}
} /***
* @上传文件夹
* @param localDirectory 当地文件夹
* @param remoteDirectoryPath Ftp 服务器路径 以目录"/"结束
* */
public boolean uploadDirectory(String localDirectory, String remoteDirectoryPath) {
File src = new File(localDirectory);
try {
getFTPClient().makeDirectory(remoteDirectoryPath); } catch (IOException e) {
e.printStackTrace();
logger.info(remoteDirectoryPath + "目录创建失败");
} File[] allFile = src.listFiles();
for (int currentFile = 0; currentFile < allFile.length; currentFile++) {
if (!allFile[currentFile].isDirectory()) {
String srcName = allFile[currentFile].getPath().toString();
uploadFile(new File(srcName), remoteDirectoryPath);
}
}
for (int currentFile = 0; currentFile < allFile.length; currentFile++) {
if (allFile[currentFile].isDirectory()) {
// 递归
uploadDirectory(allFile[currentFile].getPath().toString(), remoteDirectoryPath);
}
}
return true;
} /***
* 上传Ftp文件 配合文件夹上传
* @param localFile 当地文件
* @param romotUpLoadePath上传服务器路径
* - 应该以/结束
* */
private boolean uploadFile(File localFile, String romotUpLoadePath) {
BufferedInputStream inStream = null;
boolean success = false;
try {
getFTPClient().changeWorkingDirectory(romotUpLoadePath);// 改变工作路径
inStream = new BufferedInputStream(new FileInputStream(localFile));
logger.info(localFile.getName() + "开始上传.....");
success = getFTPClient().storeFile(localFile.getName(), inStream);
if (success == true) {
logger.info(localFile.getName() + "上传成功");
return success;
}
} catch (FileNotFoundException e) {
e.printStackTrace();
logger.error(localFile + "未找到");
} catch (IOException e) {
e.printStackTrace();
} finally {
if (inStream != null) {
try {
inStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
return success;
} public String[] listNames(String remotePath, boolean autoClose) throws Exception{
try {
String[] listNames = getFTPClient().listNames(remotePath);
return listNames;
} catch (IOException e) {
throw new Exception("列出远程目录下所有的文件时出现异常", e);
} finally {
if (autoClose) {
disconnect(); //关闭链接
}
}
} public String getEncoding() {
return encoding;
} public void setEncoding(String encoding) {
this.encoding = encoding;
} public int getClientTimeout() {
return clientTimeout;
} public void setClientTimeout(int clientTimeout) {
this.clientTimeout = clientTimeout;
} public String getHost() {
return host;
} public void setHost(String host) {
this.host = host;
} public int getPort() {
return port;
} public void setPort(int port) {
this.port = port;
} public String getUsername() {
return username;
} public void setUsername(String username) {
this.username = username;
} public String getPassword() {
return password;
} public void setPassword(String password) {
this.password = password;
} public boolean isBinaryTransfer() {
return binaryTransfer;
} public void setBinaryTransfer(boolean binaryTransfer) {
this.binaryTransfer = binaryTransfer;
} /**
* 目标路径 按年月存图片: 201405
* 限时打折 /scenery/ ticket, hotel, catering
* 浪漫之游 /discount/
*
* @param args
*/
public static void main(String[] args) { UpFTPClient ftp = new UpFTPClient();
ftp.setHost("192.168.0.181");
ftp.setPort(21);
ftp.setUsername("ftpgt");
ftp.setPassword("ftpgt"); try {
// 上传整个目录
ftp.uploadDirectory("F:/tmp/njff/", "/noff/"); // 上传单个文件
boolean rs = ftp.uploadFile("F:/tmp/njff/02.jpg", "/201301/", "02.jpg");
System.out.println(">>>>>>> " + rs); // 列表
String[] listNames = ftp.listNames("/", true);
System.out.println(Arrays.asList(listNames)); ftp.disconnect(); } catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
} } }