Java implementation of FTP file upload download involves Chinese path and Chinese file __java

Reference three jar packages  Commons-net-1.4.1.jar   Jakarta-oro-2.0.8.jar  Log4j-1.2.17.jar

FTP instance

<pre name= "code" class= "Java" >package com.ftp;

/**
 * FTP LINK constant * * */Public
class Ftp {

	private String IPADDR;//IP address
	
	private Integer port;//port number C10/>private string username;//user name
	
	private string pwd;//password
	
	private string path;//aaa path public

	string Getipaddr () {return
		ipaddr;
	}

	public void Setipaddr (String ipaddr) {
		this.ipaddr = ipaddr;
	}

	Public Integer Getport () {return
		port;
	}

	public void Setport (Integer port) {
		this.port = port;
	}

	Public String GetUserName () {return
		userName;
	}

	public void Setusername (String userName) {
		this.username = userName;
	}

	Public String getpwd () {return
		pwd;
	}

	public void SetPwd (String pwd) {
		this.pwd = pwd;
	}

	Public String GetPath () {return
		path;
	}

	public void SetPath (String path) {
		This.path = path;
	}
	
	
}

<pre name= "code" class= "Java" >package com.ftp;
Import Java.io.File;
Import Java.io.FileInputStream;
Import Java.io.FileOutputStream;
Import java.io.IOException;




Import Java.io.OutputStream;
Import org.apache.commons.net.ftp.FTPClient;
Import Org.apache.commons.net.ftp.FTPClientConfig;
Import Org.apache.commons.net.ftp.FTPFile;
Import org.apache.commons.net.ftp.FTPReply;

Import Org.apache.log4j.Logger;
	
	public class Ftputil {private static Logger Logger=logger.getlogger (Ftputil.class);
	
	private static ftpclient ftp; /** * Get FTP Connection * @param f * @return * @throws Exception/public static Boolean Connectftp (FTP f) throws Except
		ion{ftp=new ftpclient ();
		Boolean flag=false;
		int reply;
		if (F.getport () ==null) {Ftp.connect (F.getipaddr (), 21);
		}else{Ftp.connect (F.getipaddr (), F.getport ());
		} ftp.login (F.getusername (), f.getpwd ());
		Ftp.setfiletype (Ftpclient.binary_file_type);      
	    Reply = Ftp.getreplycode (); if (! Ftpreply.ispositivecomPletion (Reply)) {ftp.disconnect ();      
	    return flag;      
	    } ftp.changeworkingdirectory (F.getpath ());      
	    Flag = true;
	return flag; /** * Close FTP connection */public static void Closeftp () {if (Ftp!=null && ftp.isconnected ()) {try {FTP
				. Logout ();
			Ftp.disconnect ();
			catch (IOException e) {e.printstacktrace ();
		/** * FTP upload file * @param f * @throws Exception/public static void upload (file f) throws exception{
			if (F.isdirectory ()) {ftp.makedirectory (F.getname ());
			Ftp.changeworkingdirectory (F.getname ());
			String[] Files=f.list ();
				for (String fstr:files) {file File1=new file (F.getpath () + "/" +fstr);
					if (File1.isdirectory ()) {upload (file1);
				Ftp.changetoparentdirectory ();
					}else{file File2=new file (F.getpath () + "/" +fstr);
					FileInputStream input=new FileInputStream (file2);
					Ftp.storefile (File2.getname (), input); Input.close ();
			}}else{file File2=new file (F.getpath ());
			FileInputStream input=new FileInputStream (file2);
			Ftp.storefile (File2.getname (), input);
		Input.close ();
	}/** * Download Connection configuration * @param f * @param localbasedir Local directory * @param remotebasedir remote directory * @throws Exception * * public static void Startdown (FTP f,string localbasedir,string remotebasedir) throws exception{if (Ftputil.connectftp ( 
	            f)) {try {ftpfile[] files = null; 
	            Boolean changedir = Ftp.changeworkingdirectory (Remotebasedir); if (Changedir) {ftp.setcontrolencoding ("iso-8859-1");/note encoding format ftpclientconfig conf = new FTP
	            	ClientConfig (Ftpclientconfig.syst_unix); 
	                Conf.setserverlanguagecode ("en");//Chinese files = ftp.listfiles (); for (int i = 0; i < files.length. i++) {try{do Wnloadfile (Files[i], LocalbasediR, Remotebasedir); 
	                    	}catch (Exception e) {logger.error (e); 
	                    Logger.error ("<" +files[i].getname () + "Download Failed"); 
	        	catch (Exception e) {logger.error (e); 
	        Logger.error ("Exception occurred during download");
		}}else{Logger.error ("Connection failed!"); /** * * Download FTP file * When you need to download the ftp file, call this method * based on-get the file name, local address, remote address-download * @param ft PFile * @param relativelocalpath * @param relativeremotepath * @throws Exception * * Private STA 
    	
        
    	
        tic void DownloadFile (Ftpfile ftpfile, String relativelocalpath,string relativeremotepath) throws Exception { if (Ftpfile.isfile ()) {string Filename=new string (Ftpfile.getname (). GetBytes ("Iso-8859-1"
			
            ), "Utf-8");/related to the Chinese document SYSTEM.OUT.PRINTLN (filename); 
            if (Ftpfile.getname (). IndexOf ("?") = = 1) {    OutputStream outputstream = null; 
                    try {file locafile= new file (relativelocalpath+ filename); If the file already exists, return if (Locafile.exists ()) {SYSTEM.OUT.PRINTLN (hint: The destination file already exists ....
                        "); 
                    Return
                        
                        }else{outputstream = new FileOutputStream (relativelocalpath+ filename); 
                        Ftp.retrievefile (Ftpfile.getname (), outputstream); 
                        Outputstream.flush (); 
                    Outputstream.close ();
                The catch (Exception e) {logger.error (e); Finally {try {if (OutputStream!= null) {OU 
                        Tputstream.close (); 
The catch (IOException e) {logger.error ("Output file stream exception");                    }} else {String Newlocalrelatepath = relativ 
            Elocalpath + ftpfile.getname (); 
            String newremote = new String (relativeremotepath+ ftpfile.getname (). toString ()); 
            File FL = new file (Newlocalrelatepath); 
            if (!fl.exists ()) {fl.mkdirs (); 
                try {newlocalrelatepath = Newlocalrelatepath + '/'; 
                Newremote = Newremote + "/"; 
                String Currentworkdir = Ftpfile.getname (). toString (); 
                Boolean changedir = Ftp.changeworkingdirectory (Currentworkdir); 
                    if (Changedir) {ftpfile[] files = null; 
                    Files = Ftp.listfiles (); for (int i = 0; i < files.length i++) {downloadFile (files[i), Newlocalrelatepath, Newremote) 
                    ; } if (changedIR) {ftp.changetoparentdirectory ();
            The catch (Exception e) {logger.error (e);
			}} public static void Main (string[] args) throws exception{ftp f=new FTP ();
			IP address f.setipaddr ("36.110.85.10");
			FTP User name F.setusername ("P_center");
			FTP Password f.setpwd ("ea65db2fa7f45672");
			Port number F.setport (21);
			Ftputil.connectftp (f);  
			File File = new file ("F:/test/com/test/testng.java");
			Ftputil.upload (file);//String local = "f:/";
			String remote = "/Dalian China News/Postal currency card";   String remoteurl = new String (Remote.getbytes ("Utf-8"), "iso-8859-1")//refers to the Chinese issue according to the actual system code change Ftputil.startdown (f, local,
			Remoteurl);
	   System.out.println ("OK"); }  
	
	
	
}