找到问题根结了。
改变了目录结构只是表象,深层的原因是,cloud目录里已经有了strus2的项目,添加kindeditor之后,kindeditor受struts2影响出现上传错误。原因是:struts过滤器包装了request,就因为这点,kindeditor不能使用了。
解决办法:用下面的代码替换upload_json.jsp
原文链接:http://www.cnblogs.com/syxchina/archive/2011/11/29/2268192.html
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@ page import="java.util.*,java.io.*"%>
<%@ page import="java.text.SimpleDateFormat"%>
<%@ page import="org.apache.commons.fileupload.*"%>
<%@ page import="org.apache.commons.fileupload.disk.*"%>
<%@ page import="org.apache.commons.fileupload.servlet.*"%>
<%@ page import="org.json.simple.*"%>
<%@ page import="org.apache.struts2.dispatcher.multipart.MultiPartRequestWrapper"%>
<%
//文件保存目录路径
//D:\Tomcat6.0\webapps\zswz\attached/
String savePath = request.getSession().getServletContext().getRealPath("/")+"attached/";
//文件保存目录URL /zswz/attached/
String saveUrl = request.getContextPath()+"/attached/";
//定义允许上传的文件扩展名
//定义允许上传的文件扩展名
HashMap<String,String> extMap =newHashMap<String,String>();
extMap.put("image","gif,jpg,jpeg,png,bmp");
extMap.put("flash","swf,flv");
extMap.put("media","swf,flv,mp3,wav,wma,wmv,mid,avi,mpg,asf,rm,rmvb");
extMap.put("file","doc,docx,xls,xlsx,ppt,htm,html,txt,zip,rar,gz,bz2");
//允许最大上传文件大小 struts.xml struts.multipart.maxSize=3G
long maxSize =3000000000l;
response.setContentType("text/html; charset=UTF-8");
if(!ServletFileUpload.isMultipartContent(request)){
out.println(getError("请选择文件。"));
return;
}
//检查目录
File uploadDir =newFile(savePath);
if(!uploadDir.isDirectory()){
out.println(getError("上传目录不存在。"));
return;
}
//检查目录写权限
if(!uploadDir.canWrite()){
out.println(getError("上传目录没有写权限。"));
return;
}
String dirName = request.getParameter("dir");//image
if(dirName ==null){
dirName ="image";
}
if(!extMap.containsKey(dirName)){
out.println(getError("目录名不正确。"));
return;
}
//创建文件夹
savePath += dirName +"/";//D:\Tomcat6.0\webapps\zswz\attached/image/
saveUrl += dirName +"/";///zswz/attached/image/
File saveDirFile =newFile(savePath);
if(!saveDirFile.exists()){
saveDirFile.mkdirs();
}
SimpleDateFormat sdf =newSimpleDateFormat("yyyyMMdd");
String ymd = sdf.format(newDate());
savePath += ymd +"/";//D:\Tomcat6.0\webapps\zswz\attached/image/20111129/
saveUrl += ymd +"/";///zswz/attached/image/20111129/
File dirFile =newFile(savePath);
if(!dirFile.exists()){
dirFile.mkdirs();
}
if(!dirFile.isDirectory()){
out.println(getError("上传目录不存在 。"));
return;
}
//检查目录写入权限
if(!dirFile.canWrite()){
out.println(getError("上传目录没有写入权限。"));
return;
}
//Struts2 请求 包装过滤器
MultiPartRequestWrapper wrapper =(MultiPartRequestWrapper) request;
//获得上传的文件名
String fileName = wrapper.getFileNames("imgFile")[0];//imgFile,imgFile,imgFile
//获得文件过滤器
File file = wrapper.getFiles("imgFile")[0];
//检查扩展名
String fileExt = fileName.substring(fileName.lastIndexOf(".")+1).toLowerCase();
if(!Arrays.<String>asList(extMap.get(dirName).split(",")).contains(fileExt)){
out.println(getError("上传文件扩展名是不允许的扩展名。\n只允许"+ extMap.get(dirName)+"格式。"));
return;
}
//检查文件大小
if(file.length()> maxSize){
out.println(getError("上传文件大小超过限制。"));
return;
}
//重构上传图片的名称
SimpleDateFormat df =newSimpleDateFormat("yyyyMMddHHmmss");
String newImgName = df.format(newDate())+"_"
+newRandom().nextInt(1000)+"."+ fileExt;
byte[] buffer =newbyte[1024];
//获取文件输出流
FileOutputStream fos =newFileOutputStream(savePath +"/"+ newImgName);
//获取内存中当前文件输入流
InputStream in =newFileInputStream(file);
try{
int num =0;
while((num = in.read(buffer))>0){
fos.write(buffer,0, num);
}
}catch(Exception e){
e.printStackTrace(System.err);
}finally{
in.close();
fos.close();
}
//发送给 KE
JSONObject obj =newJSONObject();
obj.put("error",0);
obj.put("url", saveUrl +"/"+ newImgName);
///zswz/attached/image/20111129/ image 20111129195421_593.jpg
out.println(obj.toJSONString());
%>
<%!
privateString getError(String message){
JSONObject obj =newJSONObject();
obj.put("error",1);
obj.put("message", message);
return obj.toJSONString();
}
%>