Ueditor实现自定义conttoller请求或跨域请求

package com.gametech.controller;

import java.io.File;
import java.io.IOException;
import java.util.Iterator;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.multipart.commons.CommonsMultipartResolver;

import com.alibaba.fastjson.JSON;
import com.gametech.entity.ReturnUpLoadImage;
import com.gametech.utils.StringUtils;

@Controller
@RequestMapping("upload")
public class UploadController {
	/**
	 * 
	 * @return
	 */
	@RequestMapping("upImage")
	@ResponseBody
	public String upImage(HttpServletRequest request, HttpServletResponse response) {
		// 创建一个通用的多部分解析器
		CommonsMultipartResolver multipartResolver = new CommonsMultipartResolver(
				request.getSession().getServletContext());
		String[] filenames = null;
		// 判断 request 是否有文件上传,即多部分请求
		//{"state": "SUCCESS","title": "1437299650668072896.jpg","original": "rdn_508f4a9624572.jpg","type": ".jpg","url": "/ueditor/upload/image/20150719/1437299650668072896.jpg","size": "14262"}
		
		ReturnUpLoadImage upLoadImage = new ReturnUpLoadImage();
		upLoadImage.setUrl("upload/1.jpg");
		if (multipartResolver.isMultipart(request)) {
			// 转换成多部分request
			MultipartHttpServletRequest multiRequest = multipartResolver.resolveMultipart(request);
			filenames = new String[multiRequest.getFileMap().size()];
			// 取得request中的所有文件名
			Iterator<String> iter = multiRequest.getFileNames();
			int i = 0;
			while (iter.hasNext()) {
				// 记录上传过程起始时的时间，用来计算上传时间
				int pre = (int) System.currentTimeMillis();
				// 取得上传文件
				MultipartFile file = multiRequest.getFile(iter.next());
				if (file != null) {
					// 取得当前上传文件的文件名称
					String myFileName = file.getOriginalFilename();
					upLoadImage.setOriginal(myFileName);
					// 如果名称不为“”,说明该文件存在，否则说明该文件不存在
					if (myFileName.trim() != "") {
						System.out.println(myFileName);
						// 重命名上传后的文件名
						String fileName = "demoUpload" + file.getOriginalFilename();
						upLoadImage.setTitle(fileName);
						filenames[i] = fileName;
						i++;
						// 定义上传路径
						String path = "E:/" + fileName;
						File localFile = new File(path);
						try {
							file.transferTo(localFile);
						} catch (IllegalStateException e) {
							// TODO Auto-generated catch block
							e.printStackTrace();
						} catch (IOException e) {
							// TODO Auto-generated catch block
							e.printStackTrace();
						}
					}
				}
				// 记录上传该文件后的时间
				int finaltime = (int) System.currentTimeMillis();
				System.out.println(finaltime - pre);
			}

		}
		upLoadImage.setType(".jpg");
		upLoadImage.setSize("1024");
		String result = JSON.toJSONString(upLoadImage);
		result = StringUtils.chinaToUnicode(result);
		return result;
		//return "{\"state\": \"SUCCESS\",\"title\": \"1437300241099035569.jpg\",\"original\": \"QQ\u622a\u56fe20150327230133.jpg\",\"type\": \".jpg\",\"url\": \"/ueditor/upload/image/20150719/1437300241099035569.jpg\",\"size\": \"463908\"}";
	}
}

/** 
     * 把中文转成Unicode码 
     * @param str 
     * @return 
     */  
    public static String chinaToUnicode(String str){  
        String result="";  
        for (int i = 0; i < str.length(); i++){  
            int chr1 = (char) str.charAt(i);  
            if(chr1>=19968&&chr1<=171941){//汉字范围 \u4e00-\u9fa5 (中文)  
                result+="\\u" + Integer.toHexString(chr1);  
            }else{  
                result+=str.charAt(i);  
            }  
        }  
        return result;  
    } 

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