在FtpClient中用ftp FTP命令建自己要用的东东。。
由于
sun
没有公开
FtpClient
的
API
所以我们
將就使用
Sun
的未
公开
类别
暫時應急一下，方法命名大多與
Common net ftpClient
雷同，不足的只好用
issueCommand
自己丟
FTP
命令：
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.Proxy;
import sun.net.TelnetInputStream;
import sun.net.TelnetOutputStream;
import sun.net.ftp.FtpClient;
public class SundFtpClient extends FtpClient {
public static final int ASCII_FILE_TYPE =0;
public static final int BINARY_FILE_TYPE=2;
public SundFtpClient(String host) throws IOException {
super(host);
}
public SundFtpClient(String host, int port) throws IOException {
super(host, port);
}
public int issueCommand(java.lang.String cmd) throws IOException{
return super.issueCommand(cmd);
}
public void issueCommandCheck(java.lang.String cmd) throws IOException{
super.issueCommandCheck(cmd);
}
public boolean setFileType(int fileType)throws IOException{
if(fileType==ASCII_FILE_TYPE){
return issueCommand("TYPE A")==1;
}else{
return issueCommand("TYPE B")==1;
}
}
public void enterLocalPassiveMode(){
try{
issueCommand("PASV");
}catch(IOException e){}
}
public boolean isConnected(){
return this.serverIsOpen();
}
public void connect(java.lang.String hostname)throws java.io.IOException{
this.disconnect();
this.openServer(hostname);
}
public void connect(java.lang.String hostname,int port)throws java.io.IOException{
this.disconnect();
this.openServer(hostname,port);
}
public void disconnect()throws java.io.IOException{
if(this.serverIsOpen())
this.closeServer();
}
public boolean deleteFile(String pathname)throws java.io.IOException{
try{
return issueCommand("DELE "+pathname)==1;
}catch(FileNotFoundException e){
return false;
}
}
public boolean makeDirectory(String pathname)throws java.io.IOException{
try{
return issueCommand("MKD "+pathname)==1;
}catch(FileNotFoundException e){
return false;
}
}
public boolean removeDirectory(String pathname)throws java.io.IOException{
try{
return issueCommand("RMD "+pathname)==1;
}catch(FileNotFoundException e){
return false;
}
}
public boolean sendNoOp()throws java.io.IOException{
return issueCommand("NOOP")==1;
}
public String printWorkingDirectory()throws java.io.IOException{
return super.pwd();
}
public boolean changeToParentDirectory()throws java.io.IOException{
return issueCommand("CDUP")==1;
}
public boolean changeWorkingDirectory(String pathname)throws java.io.IOException{
try{
return issueCommand("CWD "+pathname)==1;
}catch(FileNotFoundException e){
return false;
}
}
public void storeFile(String remote,java.io.InputStream local)throws java.io.IOException{
byte[] buf = new byte[1024];
int readed=0;
TelnetOutputStream outs = this.put(remote);
synchronized (local) {
while((readed=local.read(buf,0,1024))>0)
outs.write(buf,0,readed);
outs.flush();
outs.close();
local.close();
}
}
public void retrieveFile(String remote,java.io.OutputStream local)throws java.io.IOException{
byte[] buf = new byte[1024];
int readed=0;
TelnetInputStream ins = this.get(remote);
synchronized (local) {
while((readed=ins.read(buf,0,1024))>0)
local.write(buf,0,readed);
local.flush();
local.close();
ins.close();
}
}
}
测试代码：
import java.io.IOException;
import sun.net.ftp.FtpLoginException;
/*
* 作成日: 2006/04/17
*
* TODO この生成されたファイルのテンプレートを変更するには次へジャンプ:
* ウィンドウ - 設定 - Java - コード・スタイル - コード・テンプレート
*/
/**
* @author Border
*
* TODO この生成された型コメントのテンプレートを変更するには次へジャンプ:
* ウィンドウ - 設定 - Java - コード・スタイル - コード・テンプレート
*/
public class TestSundFtpClient{
public static void main(String[] args) {
String hostname = "192.168.1.209";
int port = 21 ;
String uid = "anonymous";
String pwd = "[email protected]";
String a = "";
try {
SundFtpClient aftp = new SundFtpClient(hostname,port);
aftp.login(uid,pwd); // login
aftp.binary(); // set to binary mode transfer
System.out.println("login:" + hostname );
aftp.makeDirectory("make");
System.out.println("make ok ! ");
}
catch(FtpLoginException e){
a="login erroy: "+hostname+" please input your read uid or pwd： "+e;
System.out.println(a);
//return false;
}
catch (IOException e){
a=" connect erroy: "+hostname+" please input your read port： "+e;
System.out.println(a);
//return false;
}
catch(SecurityException e)
{
a=" can't connect: "+hostname+" please check your net： "+e;
System.out.println(a);
//return false;
}
}
}