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2016-08-01 06:13 阅读 1.6k
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获取的图片地址乱码解决,但是保存的图片乱码怎么解决?在线等,求大神,解决,速结贴

package com.togest.emis.modules.resource.web;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.util.Map;

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

import org.apache.commons.codec.binary.Base64;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

import com.togest.emis.framework.utils.EncodeUtils;

/**

@author mmk
*
*/
@Controller
public class PsaveController {
@RequestMapping(value="save",method = RequestMethod.POST)
public void save(Map map,HttpServletRequest request,HttpServletResponse response) throws IOException{
String imageData2 = request.getParameter("imageData2");
String file_path = request.getParameter("file_path");
file_path = URLDecoder.decode(file_path , "utf-8");
System.out.println("++++++++++++++++"+file_path);
//String f = new String(request.getParameter("file_path").getBytes("ISO-8859-1"),"UTF-8");
//System.out.println("+++++++++++++++++"+f);
String file_name = request.getParameter("file_name");
String Path = request.getSession().getServletContext().getRealPath("/");
String filePath2 = file_path.substring(0, 34);
String filePath=file_path.replace(filePath2,Path);
filePath =EncodeUtils.isoDecode(filePath);
String fileName=file_name;
File file = new File(filePath);
System.out.println("+++++++"+filePath);
//System.out.println("+++++++++"+EncodeUtils.isoDecode(filePath));
if(imageData2!=null){
try{
FileOutputStream write = new FileOutputStream(file);
byte[] decoderBytes = Base64.decodeBase64(imageData2.replace("data:image/png;base64,",""));
imageData2 = imageData2.replace("base64,","");
write.write(decoderBytes);
write.flush();
write.close();

        }catch(Exception e){
            e.printStackTrace();

        }

}
}
}
保存控制器代码
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ include file="/common/taglibs.jsp"%>
<!DOCTYPE html>

href="${pageContext.request.contextPath}/system/css/wColorPicker.css" />

href="${pageContext.request.contextPath}/system/css/wPaint.css" />

    <td colspan="2">
        <div>
            <div id="box"></div>
            <input type="button" value="保存" onClick="saveImage2()"
                onblur="saveImage2()" /> <input type="button" value="提交"
                onblur="saveImage2()" onclick="saveImage2()"> <input
                type="button" value="全屏" onclick="full_screen()">
        </div> <br />
    </td>
</tr>




$(document).ready(function() { //alert('${filePath}'); ///alert('${ctx}/fileupload/download_file_url?fileDir=${filePath}'); $('#canvasImage3').attr('src','${ctx}/fileupload/download_file_url?fileDir=${filePath}'); }); function saveImage2() { var imageData2 = $("#wPaint2").wPaint("image");//获取wPaint的image属性值可获取base64格式的图片数据 var file_path = encodeURI(document.getElementById("canvasImage3").src);//这个获取乱码 file_path = encodeURI(file_path); var file_name = document.getElementById("canvasImage3").name; alert(file_path); $.ajax({ url : '${ctx}/save', type : 'post', data : { imageData2 : imageData2, file_path : file_path, file_name : file_name }, dataType : "json", success : function(result) { alert(result); if ("ture" == $.trim(result)) { $("#box").html("保存成功"); } else { $("#box").html("保存失败"); } }, error : function() { $("#box").html("保存成功"); } }); //$("#canvasImage2").attr('src', imageData2); } function convertCanvasToImage(canvas) { var image = new Image(); image.src = canvas.toDataURL("image/png"); return image; } var flag = false; //控制小图 function DrawImage(ImgD) { var image = new Image(); image.src = ImgD.src; if (image.width > 1620 || image.height > 1200) { image.width = 1620; image.height = 1200; } $("#wPaint2").css({ width : image.width, height : image.height }); $("#wPaint2").wPaint({ menuOrientation : 'vertical', imageBg : image.src }); } function full_screen() { var full = document.getElementById("full"); requestFullScreen(full); } function requestFullScreen(element) { var requestMethod = element.requestFullScreen || element.webkitRequestFullScreen || element.mozRequestFullScreen || element.msRequestFullScreen; if (requestMethod) { requestMethod.call(element); } else if (typeof window.ActiveXObject !== "undefined") { var wscript = new ActiveXObject("WScript.Shell"); if (wscript !== null) { wscript.SendKeys("{F11}"); } } }
    ![图片说明](https://img-ask.csdn.net/upload/201608/01/1470031972_457168.png)
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