ftp上传程序(JAVA)
一共有三个程序,两个JSP,一个JAVA
1,send.jsp 前台页面
<%@ page contentType="text/html;charset=gb2312"%>
<%@ page language="java" import="net.clore.db.*"%>
<%@ page import="java.util.*"%>
<%@ include file="../incs/config.jsp"%>
<html>
<head>
<title>彩信发送－－导入</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<link rel="stylesheet" href="../images/style.css" type="text/css">
</head>
<body bgcolor="#FFFFFF" text="#000000" topmargin="0" leftmargin="0">
<table border="0" width="100%" id="table1" height="55">
<tr>
<td>
<font color="red">当前位置： -> </font><font color="#FF0000">发送彩信</font></td>
</tr>
</table>
<div align="center">
<table border="0" width="446" id="table2" cellspacing="0" cellpadding="0">
<tr>
<td background="../images/edit/edit-04.gif" height="18"></td>
</tr>
<tr>
<td background="../images/edit/edit-02.gif" height="86">
<div align="center">
<table border="0" width="80%" id="table3" cellspacing="0" cellpadding="10">
<tr>
<td>
<div align="center">
<font size="3">
<b>方法一：导入彩信文件</b></font></div>
<div align="center">
<hr noshade size="1"></div>
<!-- 文件上传 -->
<form name="Form1" enctype="multipart/form-data" method="post" action="send_x.jsp">
<p>请选择要导入的文件： <input type="file" name="file1" size="30" maxlength="30"></p>
<p><input type="file" name="file2" size="30" maxlength="30"></p>
<p>请选择图片大小<br>
<select name="filesize">
<option value="1" >128 x 128</option>
<option value="2" >100 x 100</option>
<option value="3" >96 x 96</option>
<option value="4" >80 x 80</option>
</select>
</p>
<!-- <p>文件名:<br><input type="text" name="filename" value="" size="30" maxlength="30"></p> -->
<p> <input type="submit" class="myButton" value=" 上传 " onClick="this.disabled"> <input type="reset" class="myButton" value="清除"> </p>
</form>
<p>注意：导入的文件大小不要超过20M。</td>
</tr>
</table>
</div>
</td>
</tr>
</table>
<p>
<table border="0" width="446" id="table2" cellspacing="0" cellpadding="0">
<tr>
<td background="../images/edit/edit-04.gif" height="18"></td>
</tr>
<tr>
<td background="../images/edit/edit-02.gif" height="86">
<div align="center">
<table border="0" width="80%" id="table3" cellspacing="0" cellpadding="10">
<tr>
<td>
<div align="center">
<font size="3">
<b>方法二：手动输入彩信内容</b></font></div>
<div align="center">
<hr noshade size="1"></div>
<form name="main" enctype="multipart/form-data" method="post" action="send_x.jsp">
<table cellspacing="5">
<tr>
<td align="left" valign="top" nowrap>文件名:</td>
<td><input type="text" name="filename" maxlength="30"></td>
<tr>
<td align="right" valign="top" nowrap>短信内容：</br></br>
<td align="left" valign="top"><textarea name="cont" cols="40" rows="6" class="myInput"></textarea></td>
</tr>
</table>
<p> <input type="submit" class="myButton" value=" 上传 " onClick="this.disabled"> <input type="reset" class="myButton" value="清除"> </p>
</form>
<p>短信内容不能为空。</td>
</tr>
</table>
</div>
</td>
</tr>
<tr>
<td background="../images/edit/edit-03.gif" height="18"> </td>
</tr>
</table>
</div>
<script language="javascript">
</script>
</body>
</html>
<%out.flush();%>
2,send_x.jsp
<%@ page contentType="text/html;charset=gb2312"%>
<%@ page import="java.util.*"%>
<%@ page import="java.io.*"%>
<%@ page import="net.clore.ftpserver.ApacheFtpClient"%>
<%@ include file="../incs/config.jsp"%>
<%@ page import="java.io.*"%>
<%@ page import="com.oreilly.servlet.MultipartRequest"%>
<%@ page import="com.oreilly.servlet.multipart.DefaultFileRenamePolicy"%>
<%
String filename = "";
String saveDirectory = "/var/www/resin-www/temp/ftptest/client/";
String destDirectory = "/var/www/resin-www/temp/ftptest/server/";
String s_ip = "192.168.1.231";
String s_user = "sms-www";
String s_password = "sjb2005";
//最大上传5M
int maxPostSize = 5 * 1024 * 1024;
// 产一个新的MultipartRequest 的物件，multi
if (!request.getMethod().equals("POST"))
return;
MultipartRequest multi = new MultipartRequest(request,
saveDirectory, maxPostSize, "iso-8859-1",
new DefaultFileRenamePolicy());
String filesize = multi.getParameter("filesize");
String cont = multi.getParameter("cont");
ApacheFtpClient ftp = new ApacheFtpClient();
ftp.connectFtpServer(s_ip, s_user, s_password);
TreeMap map = new TreeMap();
if (cont != null) { //第二种方式
filename = multi.getParameter("filename")+".txt";
FileWriter filewrite = new FileWriter(saveDirectory + filename );
filewrite.write(cont);
filewrite.close();
map.put(saveDirectory + filename, destDirectory);
ftp.transferAllFiles(map);
} else { //第一种方式
Enumeration filesname = multi.getFileNames();
while (filesname.hasMoreElements()) {
map = new TreeMap();
String name = (String) filesname.nextElement();
filename = multi.getFilesystemName(name);
//文件名可能为空,即当用户只上传一个文件时
if(filename!=null){
if(filename.endsWith("gif")){ //图片
ftp.transferPhoto(saveDirectory + filename,filesize);
}else{ //文件
map.put(saveDirectory + filename, destDirectory);
ftp.transferAllFiles(map);
}
}
}
}
%>
<html>
<head>
<title>彩信发送</title>
<link rel="stylesheet" href="../images/style.css" _fcksavedurl=""../images/style.css"" type="text/css">
<meta http-equiv="Content-Type" content="text/html; charset=GBK">
<meta http-equiv="refresh" content="3;url=send.jsp">
</head>
<body leftmargin="0" topmargin="0">
<table width="100%" height="54" border="0" cellpadding="0" cellspacing="0" background="../images/online_tit.gif">
<tr>
<td>
<font color="red">彩信发送 -> 发送结果</font>
</td>
</tr>
</table>
<table width="<%=cfgTableWidth%>" border="0" align="center">
<tr>
<td align="center">
彩信发送成功(3秒后自动返回)
</td>
</tr>
<tr>
<td align="center">
<a href="send.jsp"><%=sCaptionBack%></a>
</td>
</tr>
</table>
<table width="446" border="0" align="center" cellpadding="0" cellspacing="0">
<tr>
<br>
</tr>
<tr>
<br>
<div align="center">
<table width="76%" cellspacing="5">
<tr>
<td colspan="2" align="left">
<%//取得所有上传之档案输入形态名称
%>
</td>
</tr>
</table>
</div>
</tr>
<tr>
3,ApacheFtpClient.java
package net.clore.ftpserver;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.image.BufferedImage;
import java.io.*;
import java.util.*;
import javax.imageio.ImageIO;
import org.apache.commons.net.ftp.FTPClient;
import org.apache.commons.net.ftp.FTP;
public class ApacheFtpClient extends TimerTask {
public static final int INTERVAL = 30000;
private boolean flag = false;
private String filename = "";
private static FTPClient ftpTool = null;
// totalTime为空闲时间,当totalTime超过2分钟时,程序主动断开与ftp服务器的连接
private static int totalTime = 0;
static {
Timer time = new Timer();
time.schedule(new ApacheFtpClient(), new Date(), 30000);
}
// 连接到ftp server
public void connectFtpServer(String s_ip, String s_user, String s_password) {
try {
if (ftpTool == null || !ftpTool.isConnected()) {
System.out.println("prepare to connect!");
ftpTool = new FTPClient();
ftpTool.connect(s_ip);
ftpTool.login(s_user, s_password);
ftpTool.setFileType(FTP.BINARY_FILE_TYPE);
ftpTool.enterLocalActiveMode();
// 35秒超时
ftpTool.setSoTimeout(35000);
System.out.println("login succ!");
totalTime = 0;
} else {
if (ftpTool == null)
System.out.println("ftpTool is null ");
if (ftpTool.isConnected())
System.out.println("ftp is connect "
+ ftpTool.isConnected());
}
} catch (Exception e) {
System.out.println("can not login ftp server");
e.printStackTrace();
}
}
// 断开与ftp server的连接
public void disconnFtpServer() {
try {
ftpTool.logout();
ftpTool.disconnect();
totalTime = 0;
System.out.println("disconn succ!");
} catch (Exception e) {
System.out.println(e);
} finally {
ftpTool = null;
}
}
/*
* 执行由参数指定的ftp传输任务。 传输任务的格式为TreeMap（本地全路径文件名， 远程文件名）
*/
public void transferAllFiles(TreeMap filesTransferInfoObj) throws Exception {
Iterator itor = filesTransferInfoObj.entrySet().iterator();
while (itor.hasNext()) {
Map.Entry e = (Map.Entry) itor.next();
String s_localFileName = e.getKey().toString();
String s_destDirectory = e.getValue().toString();
filename = s_localFileName.substring(s_localFileName
.lastIndexOf("/") + 1);// 取得文件名
try {
ftpTool.changeWorkingDirectory(s_destDirectory);
ftpTool.storeFile(filename, new BufferedInputStream(
new FileInputStream(s_localFileName)));
totalTime = 0;
System.out.println(filename + " tranfer finished");
} catch (Exception ex) {
System.out.println("/t failed. | " + ex);
}
}
}
/*
* 图片处理
* @param srcImageFile 图片的源路径
* @param scale 图片尺寸
*/
public void transferPhoto(String srcImageFile, String scale) {
int size = 0;
TreeMap map = new TreeMap();
map.put(srcImageFile, srcImageFile);
if (scale.equals("1")) {
size = 128;
} else if (scale.equals("2")) {
size = 100;
} else if (scale.equals("3")) {
size = 96;
} else {
size = 80;
}
try {
BufferedImage src = ImageIO.read(new File(srcImageFile)); // 读入文件
int width = src.getWidth(); // 得到源图宽
int height = src.getHeight(); // 得到源图长
width = size;
height = size;
Image image = src.getScaledInstance(width, height,
Image.SCALE_DEFAULT);
BufferedImage tag = new BufferedImage(width, height,
BufferedImage.TYPE_INT_RGB);
Graphics g = tag.getGraphics();
g.drawImage(image, 0, 0, null); // 绘制缩小后的图
g.dispose();
ImageIO.write(tag, "JPEG", new File(srcImageFile));// 输出到文件流
map.put(srcImageFile, "/var/www/resin-www/temp/ftptest/server");
//使用transferAllFiles方法上传图片
this.transferAllFiles(map);
} catch (IOException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
public void run() {
try {
if (ftpTool != null && ftpTool.isConnected()) {
if (flag == false) {
flag = true;
}
// 累加
totalTime += INTERVAL;
// 如果totalTime超过2分钟就断开ftp连接
if (totalTime >= 120000) {
this.disconnFtpServer();
totalTime = 0;
} else {
// 发送noop命令以保持连接
ftpTool.noop();
System.out.println("is Connected " + ftpTool.isConnected());
}
System.out.println(totalTime);
} else if (flag) {
flag = false;
System.out.println("no connection");
}
} catch (IOException e) {
e.printStackTrace();
}
}
}