java实现ftp上传 谁能帮忙写个java ftp上传的例子,感激不尽 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 package com.skylink.callcenter.ftp;import java.io.BufferedReader;import java.io.FileInputStream;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStreamReader;import sun.net.TelnetOutputStream;import sun.net.TelnetInputStream;import sun.net.ftp.FtpClient;public class download { String localfilename; String remotefilename; FtpClient ftpClient; // server:服务器名字 // user:用户名 // password:密码 // path:服务器上的路径 public void connectServer(String ip, int port,String user , String password,String path) { try { ftpClient = new FtpClient(); ftpClient.openServer(ip,port); ftpClient.login(user, password); System.out.println("login success!"); if (path.length() != 0) ftpClient.cd(path); ftpClient.binary(); } catch (IOException ex) { System.out.println("not login"); System.out.println(ex); } } public void closeConnect() { try { ftpClient.closeServer(); System.out.println("disconnect success"); } catch (IOException ex) { System.out.println("not disconnect"); System.out.println(ex); } } public void upload() { this.localfilename = "D://test2//test.txt"; this.remotefilename = "test.txt"; try { TelnetOutputStream os = ftpClient.put(this.remotefilename); java.io.File file_in = new java.io.File(this.localfilename); FileInputStream is = new FileInputStream(file_in); byte[] bytes = new byte[1024]; int c; while ((c = is.read(bytes)) != -1) { os.write(bytes, 0, c); } System.out.println("upload success"); is.close(); os.close(); } catch (IOException ex) { System.out.println("not upload"); System.out.println(ex); } } public void download() { try { TelnetInputStream is = ftpClient.get(this.remotefilename); java.io.File file_in = new java.io.File(this.localfilename); FileOutputStream os = new FileOutputStream(file_in); byte[] bytes = new byte[1024]; int c; while ((c = is.read(bytes)) != -1) { // System.out.println((char)is.read()); // System.out.println(file_in); os.write(bytes, 0, c); } System.out.println("download success"); os.close(); is.close(); } catch (IOException ex) { System.out.println("not download"); System.out.println(ex); } } public void download(String remotePath,String remoteFile,String localFile) { try { if (remotePath.length() != 0) ftpClient.cd(remotePath); TelnetInputStream is = ftpClient.get(remoteFile); java.io.File file_in = new java.io.File(localFile); FileOutputStream os = new FileOutputStream(file_in); byte[] bytes = new byte[1024]; int c; while ((c = is.read(bytes)) != -1) { // System.out.println((char)is.read()); // System.out.println(file_in); os.write(bytes, 0, c); } System.out.println("download success"); os.close(); is.close(); } catch (IOException ex) { System.out.println("not download"); System.out.println(ex); } } public void download(String remoteFile,String localFile) { try { TelnetInputStream is = ftpClient.get(remoteFile); java.io.File file_in = new java.io.File(localFile); FileOutputStream os = new FileOutputStream(file_in); byte[] bytes = new byte[1024]; int c; while ((c = is.read(bytes)) != -1) { // System.out.println((char)is.read()); // System.out.println(file_in); os.write(bytes, 0, c); } System.out.println("download success"); os.close(); is.close(); } catch (IOException ex) { System.out.println("not download"); System.out.println(ex); } } public static void main(String agrs[]) { String filepath[] = { "/callcenter/index.jsp", "/callcenter/ip.txt", "/callcenter/mainframe/image/processing_bar_2.gif", "/callcenter/mainframe/image/logo_01.jpg" }; String localfilepath[] = { "C:\\FTP_Test\\index.jsp", "C:\\FTP_Test\\ip.txt", "C:\\FTP_Test\\processing_bar_2.gif", "C:\\FTP_Test\\logo_01.jpg" }; download fu = new download(); fu.connectServer("172.16.1.66",22, "web_test", "123456","/callcenter"); for(int i=0;i<filepath.length;i++){ fu.download(filepath[i],localfilepath[i]); } //fu.upload(); //fu.download(); fu.closeConnect(); }} String ip, int port,String user, String password,String path这几个变量都是什么意思啊?有什么用途? 谢谢给说明下 String ip ip地址, int port 访问端口,String user 用户名, String password 用户密码,String path 路径 String path 路径指的是什么路径 login success!not loginjava.io.FileNotFoundException: CWD /callcenter: 550 /call directory.upload successdisconnect successPress any key to continue...我把例子试了试 有这个异常 帮忙看看怎么回事 现在开发java都流行用什么ajax架构啊?? 字符串反向截取,我的程序怎么又错呢?????? 配置文件则报没有找到类的错误。 java如何操作Word画图 接口的问题 急问: 用java.beans.* 中的类来解析javabean的问题!!! 我想找个 java 工作 希望各位给我处处问题 看我能不能胜任 任何问题均可 最好代表可以工作的水平 文本转String 招聘Java工程师,数据库?? JAVA怎么做CRC校验的程序? 对jdk5.0和jvm比较有研究的请进。 跟着那篇MyEclipse+struts+Hibernate的教程学。。
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;import sun.net.TelnetOutputStream;
import sun.net.TelnetInputStream;
import sun.net.ftp.FtpClient;public class download {
String localfilename; String remotefilename; FtpClient ftpClient;
// server:服务器名字
// user:用户名
// password:密码
// path:服务器上的路径
public void connectServer(String ip, int port,String user
, String password,String path) { try {
ftpClient = new FtpClient();
ftpClient.openServer(ip,port);
ftpClient.login(user, password);
System.out.println("login success!");
if (path.length() != 0) ftpClient.cd(path);
ftpClient.binary();
} catch (IOException ex) {
System.out.println("not login");
System.out.println(ex);
}
} public void closeConnect() {
try {
ftpClient.closeServer();
System.out.println("disconnect success");
} catch (IOException ex) {
System.out.println("not disconnect");
System.out.println(ex);
}
} public void upload() { this.localfilename = "D://test2//test.txt";
this.remotefilename = "test.txt"; try {
TelnetOutputStream os = ftpClient.put(this.remotefilename);
java.io.File file_in = new java.io.File(this.localfilename);
FileInputStream is = new FileInputStream(file_in);
byte[] bytes = new byte[1024];
int c;
while ((c = is.read(bytes)) != -1) {
os.write(bytes, 0, c);
}
System.out.println("upload success");
is.close();
os.close();
} catch (IOException ex) {
System.out.println("not upload");
System.out.println(ex);
}
} public void download() { try {
TelnetInputStream is = ftpClient.get(this.remotefilename);
java.io.File file_in = new java.io.File(this.localfilename);
FileOutputStream os = new FileOutputStream(file_in);
byte[] bytes = new byte[1024];
int c;
while ((c = is.read(bytes)) != -1) {
// System.out.println((char)is.read());
// System.out.println(file_in);
os.write(bytes, 0, c);
} System.out.println("download success");
os.close();
is.close();
} catch (IOException ex) {
System.out.println("not download");
System.out.println(ex);
}
} public void download(String remotePath,String remoteFile,String localFile) { try {
if (remotePath.length() != 0) ftpClient.cd(remotePath);
TelnetInputStream is = ftpClient.get(remoteFile);
java.io.File file_in = new java.io.File(localFile);
FileOutputStream os = new FileOutputStream(file_in);
byte[] bytes = new byte[1024];
int c;
while ((c = is.read(bytes)) != -1) {
// System.out.println((char)is.read());
// System.out.println(file_in);
os.write(bytes, 0, c);
} System.out.println("download success");
os.close();
is.close();
} catch (IOException ex) {
System.out.println("not download");
System.out.println(ex);
}
} public void download(String remoteFile,String localFile) { try {
TelnetInputStream is = ftpClient.get(remoteFile);
java.io.File file_in = new java.io.File(localFile);
FileOutputStream os = new FileOutputStream(file_in);
byte[] bytes = new byte[1024];
int c;
while ((c = is.read(bytes)) != -1) {
// System.out.println((char)is.read());
// System.out.println(file_in);
os.write(bytes, 0, c);
} System.out.println("download success");
os.close();
is.close();
} catch (IOException ex) {
System.out.println("not download");
System.out.println(ex);
}
}
public static void main(String agrs[]) { String filepath[] = { "/callcenter/index.jsp", "/callcenter/ip.txt",
"/callcenter/mainframe/image/processing_bar_2.gif",
"/callcenter/mainframe/image/logo_01.jpg" };
String localfilepath[] = { "C:\\FTP_Test\\index.jsp",
"C:\\FTP_Test\\ip.txt", "C:\\FTP_Test\\processing_bar_2.gif",
"C:\\FTP_Test\\logo_01.jpg" };
download fu = new download();
fu.connectServer("172.16.1.66",22, "web_test", "123456","/callcenter");
for(int i=0;i<filepath.length;i++){
fu.download(filepath[i],localfilepath[i]);
}
//fu.upload();
//fu.download();
fu.closeConnect(); }
}
指的是什么路径
not login
java.io.FileNotFoundException: CWD /callcenter: 550 /call
directory.upload success
disconnect success
Press any key to continue...我把例子试了试 有这个异常 帮忙看看怎么回事