使用 jquery 的 上传文件插件 uploadify 3.1 配合 java 来做一个简单的文件上次功能。并且在界面上有radio 的选择内容也要上传
2014-04-09 11:28
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使用 jquery 的 上传文件插件 uploadify 3.1 配合 java 来做一个简单的文件上次功能。并且在界面上有radio 的选择内容也要上传
uploadify 插件的 下载和文档地址 点击打开链接
1. jsp的内容
[html] view plaincopyprint?
<%@ page language="java"import="java.util.*"pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<basehref="<%=basePath%>">
<metahttp-equiv="Content-Type"content="text/html; charset=UTF-8">
<title>兑换卷查询系统</title>
<linktype="text/css"href="css/ui-lightness/jquery-ui-1.8.21.custom.css"rel="stylesheet"/>
<linkhref="css/uploadify.css"rel="stylesheet"type="text/css"/>
<scripttype="text/javascript"src="js/jquery-1.7.2.min.js"></script>
<scripttype="text/javascript"src="js/jquery.uploadify-3.1.min.js"></script>
</head>
<style>
</style>
<body>
<form>
<divid="fileQueue"></div>
<h4>提货券类型</h4>
<inputtype="radio"id="typeCode"name="typeCode"value="108"checked="">108</input>
<inputtype="radio"id="typeCode"name="typeCode"value="138">138</input>
</p>
<inputtype="file"name="file_upload"id="file_upload"/>
<p>
<ahref="javascript:$('#file_upload').uploadify('upload','*')">开始上传</a>
<script>
$(function() {
var typeCode ="";
$("#file_upload").uploadify({
'buttonText' : '选择文件',
'multi' : false,
'swf' : 'html/uploadify.swf',
'uploader' : '../servlet/Upload',
'auto' : false,
'onUploadStart' : function(file) {
//校验
$(":input[name='typeCode']").each(function(){
if ( $(this).attr("checked"))
{
typeCode = ($(this).val());
}
});
$("#file_upload").uploadify("settings", "formData", {'typeCode':typeCode});
}
});
});
</script>
</p>
<!-- <a href="javascript:jQuery('#uploadify').uploadifyClearQueue()">取消所有上传</a> -->
</p>
</form>
</body>
</html>
2.java服务器端的程序
[java] view plaincopyprint?
package com.alcor.inquire.servlet;
import java.io.File;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import java.util.UUID;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import org.apache.tomcat.util.http.fileupload.FileItem;
import org.apache.tomcat.util.http.fileupload.FileUploadException;
import org.apache.tomcat.util.http.fileupload.disk.DiskFileItemFactory;
import org.apache.tomcat.util.http.fileupload.servlet.ServletFileUpload;
publicclass ImportData extends HttpServlet {
/**
*
*/
privatestaticfinallong serialVersionUID = 3387249060639006401L;
privatestaticfinal Logger logger = Logger.getLogger(ImportData.class);
publicvoid doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
logger.debug("doGet(HttpServletRequest request, HttpServletResponse response)");
String typeCode =""; //兑换卷类型
String savePath = this.getServletConfig().getServletContext().getRealPath("");
savePath = savePath + "/uploads/";
File f1 = new File(savePath);
System.out.println(savePath);
if (!f1.exists()) {
f1.mkdirs();
}
DiskFileItemFactory fac = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(fac);
upload.setHeaderEncoding("utf-8");
List<FileItem> fileList = null;
try {
fileList = upload.parseRequest(request);
} catch (FileUploadException ex) {
return;
}
Iterator<FileItem> it = fileList.iterator();
String name = "";
String extName = "";
while (it.hasNext()) {
FileItem item = it.next();
logger.debug(item.getContentType());
if (!item.isFormField()) {
name = item.getName();
long size = item.getSize();
String type = item.getContentType();
logger.debug("文件名:"+name+",大小:"+size + ",类型:" + type);
if (name == null || name.trim().equals("")) {
continue;
}
//扩展名格式:
if (name.lastIndexOf(".") >= 0) {
extName = name.substring(name.lastIndexOf("."));
}
File file = null;
do {
//生成文件名:
name = UUID.randomUUID().toString();
file = new File(savePath + name + extName);
} while (file.exists());
File saveFile = new File(savePath + name + extName);
try {
item.write(saveFile);
} catch (Exception e) {
e.printStackTrace();
}
}else
{
//获得简单域的名字
String fieldName = item.getFieldName();
if (fieldName.equalsIgnoreCase("typeCode"))
{
//获得简单域的值
String fieldValue = item.getString("UTF-8");
typeCode = fieldValue;
logger.debug("兑换卷类型是:"+typeCode);
}
}
}
response.getWriter().print(name + extName);
}
// Process the HTTP Post request
publicvoid doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}
3.jsp代码中 如下代码是关键,否则服务端无法获取radio的值
[html] view plaincopyprint?
$("#file_upload").uploadify("settings", "formData", {'typeCode':typeCode});
uploadify 插件的 下载和文档地址 点击打开链接
1. jsp的内容
[html] view plaincopyprint?
<%@ page language="java"import="java.util.*"pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<basehref="<%=basePath%>">
<metahttp-equiv="Content-Type"content="text/html; charset=UTF-8">
<title>兑换卷查询系统</title>
<linktype="text/css"href="css/ui-lightness/jquery-ui-1.8.21.custom.css"rel="stylesheet"/>
<linkhref="css/uploadify.css"rel="stylesheet"type="text/css"/>
<scripttype="text/javascript"src="js/jquery-1.7.2.min.js"></script>
<scripttype="text/javascript"src="js/jquery.uploadify-3.1.min.js"></script>
</head>
<style>
</style>
<body>
<form>
<divid="fileQueue"></div>
<h4>提货券类型</h4>
<inputtype="radio"id="typeCode"name="typeCode"value="108"checked="">108</input>
<inputtype="radio"id="typeCode"name="typeCode"value="138">138</input>
</p>
<inputtype="file"name="file_upload"id="file_upload"/>
<p>
<ahref="javascript:$('#file_upload').uploadify('upload','*')">开始上传</a>
<script>
$(function() {
var typeCode ="";
$("#file_upload").uploadify({
'buttonText' : '选择文件',
'multi' : false,
'swf' : 'html/uploadify.swf',
'uploader' : '../servlet/Upload',
'auto' : false,
'onUploadStart' : function(file) {
//校验
$(":input[name='typeCode']").each(function(){
if ( $(this).attr("checked"))
{
typeCode = ($(this).val());
}
});
$("#file_upload").uploadify("settings", "formData", {'typeCode':typeCode});
}
});
});
</script>
</p>
<!-- <a href="javascript:jQuery('#uploadify').uploadifyClearQueue()">取消所有上传</a> -->
</p>
</form>
</body>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; %> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <base href="<%=basePath%>"> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>兑换卷查询系统</title> <link type="text/css" href="css/ui-lightness/jquery-ui-1.8.21.custom.css" rel="stylesheet" /> <link href="css/uploadify.css" rel="stylesheet" type="text/css" /> <script type="text/javascript" src="js/jquery-1.7.2.min.js"></script> <script type="text/javascript" src="js/jquery.uploadify-3.1.min.js"></script> </head> <style> </style> <body> <form> <div id="fileQueue"></div> <h4>提货券类型</h4> <input type="radio" id="typeCode" name="typeCode" value="108" checked="">108</input> <input type="radio" id="typeCode" name="typeCode" value="138">138</input> </p> <input type="file" name="file_upload" id="file_upload" /> <p> <a href="javascript:$('#file_upload').uploadify('upload','*')">开始上传</a> <script> $(function() { var typeCode =""; $("#file_upload").uploadify({ 'buttonText' : '选择文件', 'multi' : false, 'swf' : 'html/uploadify.swf', 'uploader' : '../servlet/Upload', 'auto' : false, 'onUploadStart' : function(file) { //校验 $(":input[name='typeCode']").each(function(){ if ( $(this).attr("checked")) { typeCode = ($(this).val()); } }); $("#file_upload").uploadify("settings", "formData", {'typeCode':typeCode}); } }); }); </script> </p> <!-- <a href="javascript:jQuery('#uploadify').uploadifyClearQueue()">取消所有上传</a> --> </p> </form> </body> </html>
2.java服务器端的程序
[java] view plaincopyprint?
package com.alcor.inquire.servlet;
import java.io.File;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import java.util.UUID;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import org.apache.tomcat.util.http.fileupload.FileItem;
import org.apache.tomcat.util.http.fileupload.FileUploadException;
import org.apache.tomcat.util.http.fileupload.disk.DiskFileItemFactory;
import org.apache.tomcat.util.http.fileupload.servlet.ServletFileUpload;
publicclass ImportData extends HttpServlet {
/**
*
*/
privatestaticfinallong serialVersionUID = 3387249060639006401L;
privatestaticfinal Logger logger = Logger.getLogger(ImportData.class);
publicvoid doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
logger.debug("doGet(HttpServletRequest request, HttpServletResponse response)");
String typeCode =""; //兑换卷类型
String savePath = this.getServletConfig().getServletContext().getRealPath("");
savePath = savePath + "/uploads/";
File f1 = new File(savePath);
System.out.println(savePath);
if (!f1.exists()) {
f1.mkdirs();
}
DiskFileItemFactory fac = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(fac);
upload.setHeaderEncoding("utf-8");
List<FileItem> fileList = null;
try {
fileList = upload.parseRequest(request);
} catch (FileUploadException ex) {
return;
}
Iterator<FileItem> it = fileList.iterator();
String name = "";
String extName = "";
while (it.hasNext()) {
FileItem item = it.next();
logger.debug(item.getContentType());
if (!item.isFormField()) {
name = item.getName();
long size = item.getSize();
String type = item.getContentType();
logger.debug("文件名:"+name+",大小:"+size + ",类型:" + type);
if (name == null || name.trim().equals("")) {
continue;
}
//扩展名格式:
if (name.lastIndexOf(".") >= 0) {
extName = name.substring(name.lastIndexOf("."));
}
File file = null;
do {
//生成文件名:
name = UUID.randomUUID().toString();
file = new File(savePath + name + extName);
} while (file.exists());
File saveFile = new File(savePath + name + extName);
try {
item.write(saveFile);
} catch (Exception e) {
e.printStackTrace();
}
}else
{
//获得简单域的名字
String fieldName = item.getFieldName();
if (fieldName.equalsIgnoreCase("typeCode"))
{
//获得简单域的值
String fieldValue = item.getString("UTF-8");
typeCode = fieldValue;
logger.debug("兑换卷类型是:"+typeCode);
}
}
}
response.getWriter().print(name + extName);
}
// Process the HTTP Post request
publicvoid doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doGet(request, response);
}
}
package com.alcor.inquire.servlet; import java.io.File; import java.io.IOException; import java.util.Iterator; import java.util.List; import java.util.UUID; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.log4j.Logger; import org.apache.tomcat.util.http.fileupload.FileItem; import org.apache.tomcat.util.http.fileupload.FileUploadException; import org.apache.tomcat.util.http.fileupload.disk.DiskFileItemFactory; import org.apache.tomcat.util.http.fileupload.servlet.ServletFileUpload; public class ImportData extends HttpServlet { /** * */ private static final long serialVersionUID = 3387249060639006401L; private static final Logger logger = Logger.getLogger(ImportData.class); public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { logger.debug("doGet(HttpServletRequest request, HttpServletResponse response)"); String typeCode =""; //兑换卷类型 String savePath = this.getServletConfig().getServletContext().getRealPath(""); savePath = savePath + "/uploads/"; File f1 = new File(savePath); System.out.println(savePath); if (!f1.exists()) { f1.mkdirs(); } DiskFileItemFactory fac = new DiskFileItemFactory(); ServletFileUpload upload = new ServletFileUpload(fac); upload.setHeaderEncoding("utf-8"); List<FileItem> fileList = null; try { fileList = upload.parseRequest(request); } catch (FileUploadException ex) { return; } Iterator<FileItem> it = fileList.iterator(); String name = ""; String extName = ""; while (it.hasNext()) { FileItem item = it.next(); logger.debug(item.getContentType()); if (!item.isFormField()) { name = item.getName(); long size = item.getSize(); String type = item.getContentType(); logger.debug("文件名:"+name+",大小:"+size + ",类型:" + type); if (name == null || name.trim().equals("")) { continue; } //扩展名格式: if (name.lastIndexOf(".") >= 0) { extName = name.substring(name.lastIndexOf(".")); } File file = null; do { //生成文件名: name = UUID.randomUUID().toString(); file = new File(savePath + name + extName); } while (file.exists()); File saveFile = new File(savePath + name + extName); try { item.write(saveFile); } catch (Exception e) { e.printStackTrace(); } }else { //获得简单域的名字 String fieldName = item.getFieldName(); if (fieldName.equalsIgnoreCase("typeCode")) { //获得简单域的值 String fieldValue = item.getString("UTF-8"); typeCode = fieldValue; logger.debug("兑换卷类型是:"+typeCode); } } } response.getWriter().print(name + extName); } // Process the HTTP Post request public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doGet(request, response); } }
3.jsp代码中 如下代码是关键,否则服务端无法获取radio的值
[html] view plaincopyprint?
$("#file_upload").uploadify("settings", "formData", {'typeCode':typeCode});
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