小弟使用ajaxFileUpload插件上传文件,$.ajaxFileUpload方法中加入fileElementId:'fileUpload'属性后,无法访问到action,注释掉即可访问,很奇怪的问题,
我的struts2访问是没有问题的,可以正常访问,就是加入了fileElementId属性就不行了,很奇怪,不加入这个属性的话,我干嘛用这个框架上传文件啊- -
是一个很简单的例子,贴代码:
Jsp
- HTML code
<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%><!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>Insert title here</title><script src="scripts/jquery-1.4.2.js"></script><script src="scripts/ajaxfileupload.js"></script><script type="text/javascript">function uploadFile(){ $('#fileUpload').click(); $.ajaxFileUpload({ url: "ajax/fileUpload.action", //data: {"fileRemak":"123"} , //$("#MyForm").serialize(), secureuri:false, fileElementId:'fileUpload', dataType: 'json', //type : "post" , success: function (msg) { alert("上传附件成功！ "+msg); $('#fileUpload').val() ; //$('#fileUpload').val(''); }, error: function () { alert("异常,上传失败！"); //$('#fileUpload').val(''); } });}</script></head><body > <table align="center" border="1" cellpadding="0" cellspacing="1" class="formTableCore"> <tr> <td class="formLabel" colspan="3"> <span id="b6"> <input type="file" id="fileUpload" name="fileUpload" style="display:none;" /> <input type="button" value="新增附件" class="formButton" onclick="uploadFile();"/> </span> </td> </tr> </table></body></html>Action
- Java code
package ajax;import java.io.File;import java.io.IOException;import java.io.PrintWriter;import javax.servlet.http.HttpServletResponse;import org.apache.struts2.ServletActionContext;import com.opensymphony.xwork2.ActionSupport;public class FileUpload{ public String fileRemak ; public File fileUpload ; public File getFileUpload() { return fileUpload; } public void setFileUpload(File fileUpload) { this.fileUpload = fileUpload; } public String getFileRemak() { return fileRemak; } public void setFileRemak(String fileRemak) { this.fileRemak = fileRemak; } public String fileUpload(){ File copyFile = fileUpload ; System.err.println("================================="); System.err.println("================================="); System.err.println("================================="); System.err.println("================================="); System.out.println("================================="); System.out.println("================================="); System.out.println(fileRemak); System.out.println(copyFile==null ? "null":copyFile.getPath()); if(copyFile!=null){ System.out.println(copyFile.getPath()); System.out.println(copyFile.getName()); System.out.println(copyFile.getAbsolutePath()); } System.err.println("================================="); System.err.println("================================="); System.err.println("================================="); System.err.println("================================="); System.out.println("================================="); System.out.println("================================="); System.out.println("================================="); HttpServletResponse response = ServletActionContext.getResponse(); response.setCharacterEncoding("gb2312") ; try { PrintWriter out = response.getWriter() ; out.print("哦...") ; out.flush() ; out.close() ; } catch (IOException e) { e.printStackTrace(); } return null ; }}