java 实现FTP上传文件夹，包括整个目录
package comm;import java.io.File;
import java.io.FileInputStream;
import java.io.OutputStream;
import java.util.StringTokenizer;
import sun.net.ftp.FtpClient;
/**
* ftp上传
* @author colin
* @version 1.0
*
*/
public class Ftp {
private String ip = "";
private String username = "";
private String password = "";
private int port = 21;
private String localFileFullName = "";//需要上传的目录
FtpClient ftpClient = null;
OutputStream os = null;
FileInputStream is = null;
public Ftp(String serverIP, int port , String username, String password) {
this.ip = serverIP;
this.username = username;
this.password = password;
this.port = port;
}
public Ftp(String serverIP,String username, String password) {
this.ip = serverIP;
this.username = username;
this.password = password;
}
/**
* 创建文件夹
* @param dir
* @param ftpClient
* @throws Exception
*/
private void createDir(String dir, FtpClient ftpClient) throws Exception {
ftpClient.ascii();
StringTokenizer s = new StringTokenizer(dir, "/"); //sign
s.countTokens();
String pathName = "";
while (s.hasMoreElements()) {
pathName = pathName + "/" + (String) s.nextElement();
try {
ftpClient.sendServer("MKD " + pathName + "\r\n");
} catch (Exception e) {
e = null;
}
ftpClient.readServerResponse();
}
ftpClient.binary();
}
/**
* 检查文件夹是否存在
* @param dir
* @param ftpClient
* @return
*/
private Boolean isDirExist(String dir, FtpClient ftpClient) {
try {
ftpClient.cd(dir);
} catch (Exception e) {
return false;
}
return true;
}
/**
* ftp上传
* @param localFileFullName 上传的源文件夹
* @return
*/
public Boolean upload(String localFileFullName) {
this.localFileFullName = localFileFullName;
try {
String savefilename = new String(localFileFullName.getBytes("ISO-8859-1"), "GBK");
//新建一个FTP客户端连接
ftpClient = new FtpClient();
ftpClient.openServer(this.ip,this.port);
ftpClient.login(this.username, this.password);
//打开本地待长传的文件
File file_in = new File(savefilename);
processFile(file_in,ftpClient);
if (is != null) {
is.close();
}
if (os != null) {
os.close();
}
if (ftpClient != null) {
ftpClient.closeServer();
}
return true;
} catch (Exception e) {
e.printStackTrace();
System.err.println("Exception e in Ftp upload(): " + e.toString());
return false;
}
}
/**
* 上传文件
* @param source
* @param ftpClient
* @throws Exception
*/
private void processFile(File source,FtpClient ftpClient) throws Exception{
if (source.exists()) {
if (source.isDirectory()) {
if (!isDirExist(source.getPath().substring(localFileFullName.length()).replace("\\", "/"), ftpClient)) {
createDir(source.getPath().substring(localFileFullName.length()).replace("\\", "/"), ftpClient);
}
File sourceFile[] = source.listFiles();
for (int i = 0; i < sourceFile.length; i++) {
if (sourceFile.exists()) {
if (sourceFile.isDirectory()) {
this.processFile(sourceFile,ftpClient);
} else {
ftpClient.cd(cheangPath(sourceFile.getPath()));
ftpClient.binary();
os = ftpClient.put(sourceFile.getName());
byte[] bytes = new byte;
is = new FileInputStream(sourceFile);
//开始复制
int c;
//暂未考虑中途终止的情况
while ((c = is.read(bytes)) != -1) {
os.write(bytes, 0, c);
}
is.close();
os.close();
}
}
}
} else {
ftpClient.cd(cheangPath(source.getPath()));
ftpClient.binary();
os = ftpClient.put(source.getName());
byte[] bytes = new byte;
is = new FileInputStream(source);
//开始复制
int c;
//暂未考虑中途终止的情况
while ((c = is.read(bytes)) != -1) {
os.write(bytes, 0, c);
}
is.close();
os.close();
}
} else {
throw new Exception("此文件或文件夹[" + source.getName() + "]有误或不存在!");
}
}
/**
* 获取当前的FTP路径
* @param path
* @return
*/
private String cheangPath(String path){
path = path.substring(localFileFullName.length()).replace("\\", "/");
if("".equals(path)){
path = "/";
}else{
path = path.substring(0,path.lastIndexOf("/")+1);
}
return path;
}
public static void main(String args[]) throws Exception {
Ftp ftpup = new Ftp("127.0.0.1",21,"colin","colin");
ftpup.upload("E:/test/test");
}
}
可参考：http://wyz316688.iyunv.com/blog/517974
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