Jcrop + commons-fieldupload 上传组件上传图片并切割
图片上传并完成切割，图片的切割必须在服务器端完成，在客户端是无法进行切割的，至少在目前阶段。
1 母页面
registration_purchasers_1.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<htmlxmlns="http://www.w3.org/1999/xhtml">
<metahttp-equiv="X-UA-Compatible"content="IE=EmulateIE7"/>
<metahttp-equiv="Content-Type"content="text/html; charset=utf-8"/>
<head>
<title>参会报名-中国—东盟博览会</title>
<script>
function doForm(){
if($("#photoNo").val()=="8"){//服务器出错
alert('对不起，请您按照要求填写表单并上传头像！');
$("#citySel2").attr("value","");
$("#citySel").attr("value","");
$("#photoNo").val("");
return;
}else{
jQuery("#form").submit();
$("#citySel2").attr("value","");
$("#citySel").attr("value","");
}
}
jQuery(document).ready(function(){
$("#form").bind("jqv.form.validating", function(event){
$("#zp_t").html("")
})
$("#form").bind("jqv.form.result", function(event , errorFound){
if(errorFound) $("#zp_t").append("表单没有通过验证");
})
jQuery("#form").validationEngine({
});
$("input[booth='booth']").change(function(){
var t = $(this);
var v = $(this).val();
$("input[booth='booth']").each(function(){
$(this).val("");
});
t.val(v);
});
function openB(){
//digStr="dialogHeight:100px;dialogWidth:200px;center:yes"
//var ReturnValue = window.showModalDialog("apply/jQueryImgCrop/index.jsp","",digStr)
window.showModalDialog("apply/jQueryImgCrop/index.jsp",window,"dialogHeight:300px;dialogWidth:420px;center:yes");
//window.open("apply/jQueryImgCrop/index.jsp",400,300);
}
/**检查图片上传类型*/
function checkImgType(obj){
var imgFile = '';
//获取图片的全路径
var imgFilePath = getImgFullPath(obj);
var endIndex = imgFilePath.lastIndexOf("\\");
var lastIndex = imgFilePath.length-endIndex-1;
if (endIndex != -1)
imgFile= imgFilePath.substr(endIndex+1,lastIndex);
else
imgFile = imgFilePath;
var tag = true;
endIndex = imgFilePath.lastIndexOf(".");
if (endIndex == -1)
tag = false;
var ImgName = imgFilePath.substr(endIndex+1,lastIndex);
ImgName = ImgName.toUpperCase();
if (ImgName !="GIF" && ImgName !="JPG" && ImgName !="PNG" && ImgName !="BMP"){
tag=false;
}
if (!tag) {
alert("上传图片的文件类型必须为: *.gif,*.jpg,*.png,*.bmp,请重新选择!")
Upload.clear(obj);
returnfalse;
}
$.ajax({
type: "POST",
url: $('form1').attr("action"),
//url:/ImgUploadServlet,
//data: $('form').serialize(),
success: function(msg){
alert( "registration_purchasers_1: " + msg );
window.opener.document.getElementById("ImgPath").src = msg;
//window.opener.close();
//window.close();
}
});
}
function getImgFullPath(obj) {
if (obj) {
//ie
if (window.navigator.userAgent.indexOf("MSIE") >= 1) {
obj.select();
return document.selection.createRange().text;
}
//firefox
elseif (window.navigator.userAgent.indexOf("Firefox") >= 1) {
if (obj.files) {
return obj.files.item(0).getAsDataURL();
}
return obj.value;
}
return obj.value;
}
}
</script>
</head>
<bodyonblur="pageFocus();">
<divclass="cyrzp">
<divclass="zp_t">
<tbody>
<tr>
<td><imgid="ImgPath"src=""style="display:none;"align="middle"onload="getWidthAndHeight(img1);DrawImage2(img1)"height="133"width="99"alt="120x160"></td>
</tr>
<tr>
<tdalign="left"valign="top">
<divid="imgdiv"><imgsrc=""id="img"/></div>
<!--<div id="avatar_priview"></div>-->
</td>
</tr>
</tbody></table>
</div>
<inputtype="text" id="photoNo" value=""style="display:none;"/>
<inputtype="text" id="photo" value=""style="display:none;"/>
<inputtype="hidden"name="fileName"value="" id="file" />
<divclass="zp_m">
<atype="button"href="javascript:void(0);"onclick="openB()">上传照片</a>
<!--<a type="button" class="zp_m" id="preview" onclick="previewCertificatePhoto()">预览照片</a>-->
</div>
<divid="liveStatus"style="font-weight:bold;height:20px;"></div>
<divclass="zp_b">
<p>照片为申请人的近期正面两寸免冠彩色半身证件照，要求分辨率必须等于或大于240象素¡Á320象素，大小限50K内，格式为"*.jpg"。若上传照片出现问题，建议使用IE7及以上版本的浏览器访问本页，重新上传。</p>
</div>
</div>
</div>
</body>
</html>
2 弹出的第一层页面
Apply/JqueryImgCrop/index.jsp
<%@ page language="java" pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<basehref="<%=basePath%>">
<script src="apply/jQueryImgCrop/scripts/clearFile.js" type="text/javascript"></script>
<script src="apply/jQueryImgCrop/scripts/jquery.min.js"></script>
<script type="text/javascript">
/**检查图片上传类型*/
function checkImgType(obj){
//alert("进入checkImgType");
var imgFile = '';
//获取图片的全路径
var imgFilePath = getImgFullPath(obj);
// alert(imgFilePath);
var endIndex = imgFilePath.lastIndexOf("/");
var lastIndex = imgFilePath.length-endIndex-1;
if (endIndex != -1)
imgFile= imgFilePath.substr(endIndex+1,lastIndex);
else
imgFile = imgFilePath;
var tag = true;
endIndex = imgFilePath.lastIndexOf(".");
if (endIndex == -1)
tag = false;
var ImgName = imgFilePath.substr(endIndex+1,lastIndex);
ImgName = ImgName.toUpperCase();
if (ImgName !="JPG"){
tag=false;
}
if (!tag) {
alert("上传图片的文件类型必须为: *.jpg,请重新选择!")
Upload.clear(obj);
returnfalse;
}
document.form1.submit();
}
function getImgFullPath(obj) {
if (obj) {
//ie
if (window.navigator.userAgent.indexOf("MSIE") >= 1) {
obj.select();
obj.blur();
//console.log(document.selection.createRange().text);
return document.selection.createRange().text;
}
//firefox
elseif (window.navigator.userAgent.indexOf("Firefox") >= 1) {
if (obj.files) {
return obj.files.item(0).getAsDataURL();
// return window.URL.createObjectURL(obj.files[0]);
}
return obj.value;
}
// chrome
elseif(window.navigator.userAgent.toLowerCase().indexOf('chrome') > -1 ){
//alert("我是chrome");
//alert(document.all.imgFile.value;);
return document.all.imgFile.value;
}
return obj.value;
}
}
function closeWin1(){
var k=window.dialogArguments;
var fileRoot = document.getElementById("ImgPath").value;
if(fileRoot=="8"){
//alert("是0啊");
k.document.getElementById("photoNo").value ="8";
}
if(fileRoot!="" &&fileRoot!=undefined){
k.document.getElementById("img").src =fileRoot;
//k.document.getElementById("img").attr("src") =fileRoot;
k.document.getElementById("file").value =fileRoot;
k.document.getElementById("photo").value =fileRoot;
// alert(k.document.getElementById("photo").value);
window.close();
}else{
alert("图片上传失败，请重新上传");
window.close();
}
}
function closeWin2(){
var fileRoot = document.getElementById("ImgPath").value;
if(fileRoot!="" &&fileRoot!=undefined){
var k=window.dialogArguments;
k.document.getElementById("img").src =fileRoot;
k.document.getElementById("file").value =fileRoot;
k.document.getElementById("photo").value =fileRoot;
window.close();
}else{
alert("图片上传失败，请重新上传");
window.close();
}
}
</script>
</head>
<body STYLE="margin-left:auto;margin-right:auto;OVERFLOW-X: hidden; OVERFLOW: hidden;" text-align:center>
<input type="hidden" id="ImgPath" name="ImgPath" />
<form name="form1" id="form1" method=post enctype="multipart/form-data" action="<%=path%>/imgUpload" >
<div style="bgcolor=#d9d9d9" >
<!-- <table width="100%" border="0" align="center" cellpadding="0" cellspacing="0" > -->
<table border=0 cellPadding=0 cellSpacing=0 align="bottom">
<tr><td >
<fieldset style="width:300;height:150;border:2px groove; Background-color:#ff9966;" align=center>
<legend> 图片上传 <font color='red'>*.jpg</font></legend>
<input type="file" name="imgFile" id="imgFile" maxlength="160" onchange="checkImgType(this);" width="280px"/> </br>
<input type="button" value="完成头像上传" onclick="closeWin1();"width="240px" class="submit"/>
<input type="button" value="关闭上传窗口" onclick="closeWin2();"width="240px" class="submit"/>
</fieldset>
</td></tr></br></br>
<tr>
<spanstyle="height:42px;line-height:25px;padding-left:10px;color:red;"><<选择本地照片，进行头像切割，点击完成上传注册页面会显示您的头像，如未显示，请重新上传>></span>
</tr>
</br></br>
</table>
<!--</table> -->
</div>
</form>
</body>
</html>
3 index.jsp 把图片提交到 servlet 传给服务器
package net.liuzd.tools.images;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.Iterator;
import java.util.List;
import javax.imageio.ImageIO;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.apache.log4j.Logger;
publicclass ImgUploadServlet extends HttpServlet {
privatestaticfinal Logger log = Logger.getLogger(ImgUploadServlet.class);
privatestaticfinallongserialVersionUID = 1L;
publicstaticfinal String IMGROOT = "/uploads/";
publicvoid doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doPost(request,response);
}
@SuppressWarnings("unchecked")
publicvoid doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String userWebAppPath = getWebAppPath();
/**检查是否有图片上传文件夹*/
checkImageDir(userWebAppPath);
/**图片上传的相对路径*/
String imgUploadPath = null;
String imgWebAppPath = null;
/**图片后缀*/
String imgFileExt = null;
/**图片名称:以当前日期*/
SimpleDateFormat formatter = new SimpleDateFormat("yyyyMMddhhmmss");
String imgFileId = formatter.format(new Date());
//图片初始化高度与宽度
String width = null;
String height = null;
int imgWidth = 0;
int imgHeight = 0;
int imgSrcWidth = 0;
int imgSrcHeight = 0;
try {
log.info("开始上传文件... ");
height = "400";
width = "300";
imgWidth = Integer.parseInt(width);
imgHeight = Integer.parseInt(height);
File uploadPath = new File(userWebAppPath);//上传文件目录
if (!uploadPath.exists()) {
uploadPath.mkdirs();
}
// 临时文件目录
// File tempPathFile = new File(userWebAppPath);
// if (!tempPathFile.exists()) {
// tempPathFile.mkdirs();
// }
try {
// Create a factory for disk-based file items
DiskFileItemFactory factory = new DiskFileItemFactory();
// Set factory constraints
// factory.setSizeThreshold(4096); // 设置缓冲区大小，这里是4kb
// factory.setRepository(tempPathFile);//设置缓冲区目录
// Create a new file upload handler
ServletFileUpload upload = new ServletFileUpload(factory);
// Set overall request size constraint
//upload.setSizeMax(4194304*1024); // 设置最大文件尺寸，这里是4MB
List<FileItem> items = upload.parseRequest(request);//得到所有的文件此处切记不可以在index.jsp的表单中含有其他非文件类型<input> 避免出错因为FileItem 有属性 isFormField 非文件属性时肯定出错
Iterator<FileItem> i = items.iterator();
while (i.hasNext()) {
FileItem item = (FileItem) i.next();
String imgName = item.getName();
int myIndex = imgName.lastIndexOf(".");
imgFileExt = imgName.substring(myIndex);//获取文件类型
//组装图片真实名称
imgFileId += System.currentTimeMillis() + imgFileExt;
if(imgFileId != null) {
File fullFile = new File(imgFileId);
File savedFile = new File(uploadPath, fullFile.getName());
item.write(savedFile);
}
}
//图片的相对路径
imgUploadPath = IMGROOT +getSysdate().replace("/","")+"/"+ imgFileId;
imgWebAppPath = userWebAppPath +imgFileId;
//检查图片大小
BufferedImage src = ImageIO.read(new File(imgWebAppPath)); // 读入文件
imgSrcWidth = src.getWidth(); // 得到源图宽
//重新指定大小
imgWidth = imgSrcWidth > imgWidth ? imgWidth : imgSrcWidth;
imgSrcHeight = src.getHeight(); // 得到源图长
imgHeight = imgSrcHeight > imgHeight ? imgHeight : imgSrcHeight;
//按照图片的设置大小生成
ImageCut.scale(imgWebAppPath, imgWebAppPath,imgWidth,imgHeight);
File f = new File(imgWebAppPath);
if(f.exists()){
log.info("创建"+imgWidth+"*"+imgHeight+"图片成功");
}
} catch (Exception e) {
e.printStackTrace();
}
}catch(Exception ex){
ex.printStackTrace();
}
log.info("上传文件完成... ");///apply/jQueryImgCrop
String path = "/apply/jQueryImgCrop/imgcrop.jsp?tag=0&oldImgPath="+imgUploadPath+"&imgFileExt="+imgFileExt+"&imgRoot="+IMGROOT+"&width="+imgWidth+"&height="+imgHeight;
request.getRequestDispatcher(path).forward(request,response);
}
private String getWebAppPath(){
String webAppPath = this.getServletContext().getRealPath("/");
String userWebAppPath = webAppPath+IMGROOT+getSysdate().replace("/","")+"/";
return userWebAppPath;
}
privatevoid checkImageDir(String userWebAppPath) {
File file = new File(userWebAppPath);
if(!file.exists()){
file.mkdir();
}
}
/**
* 取得系统当前时间
* @return String
*/
publicstatic String getSysdate() {
Calendar cal = Calendar.getInstance();
SimpleDateFormat formatter = new SimpleDateFormat("yyyy/MM/dd");
return formatter.format(cal.getTime());
}
}
4 剪切页面
<%@ page language="java" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<basehref="<%=basePath%>">
<title>图片剪辑</title>
<metahttp-equiv="pragma"content="no-cache">
<metahttp-equiv="cache-control"content="no-cache">
<metahttp-equiv="expires"content="0">
<metahttp-equiv="keywords"content="keyword1,keyword2,keyword3">
<metahttp-equiv="description"content="This is my page">
<link rel="stylesheet" href="apply/jQueryImgCrop/styles/jquery.Jcrop.css" type="text/css" />
<link rel="stylesheet" href="apply/jQueryImgCrop/styles/demos.css" type="text/css" />
<script src="apply/jQueryImgCrop/scripts/jquery.min.js"></script>
<script src="apply/jQueryImgCrop/scripts/jquery.Jcrop.js"></script>
</head>
<body STYLE='OVERFLOW:SCROLL;OVERFLOW-X:HIDDEN;OVERFLOW-Y:HIDDEN' onblur="window.focus()" onload="sizePage();">
<form name=form1 method=post action="<%=path%>/imgCrop">
<table width="85%" border="0" align="center" cellpadding="0" cellspacing="0" >
<tr>
<!-- <td id="cropTd" style="display:none"><input type="button" value="剪切照片" id="cropButton"/></td> -->
</tr>
<br/>
<tr>
<td id="imgTd" style="width:${param.width}px;height:${param.height}px;" align="center" style="padding-top:5px;">
<c:choose>
<c:when test="${param.tag eq 0}">
<img src="<%=path%>${param.oldImgPath}" id="imgCrop" name="imgCrop" border="0" />
</c:when>
<c:when test="${param.tag eq 1}">
<img src="<%=path%>${param.imgName}" id="imgCrop" name="imgCrop" border="0" />
</c:when>
</c:choose>
</td>
<td>
<span style="height:42px;line-height:25px;padding-left:10px;color:red;">进入该页面，只需拖动光亮部分选取即可，不必调节大小，然后点击下方“剪切图片” 完成剪切，提示剪切成功之后按照步骤逐步关闭本窗口即可，如果点击错误或者大小不易调节，请刷新该页面即可</span>
</td>
</tr>
<tr>
<td>
<label>宽度<input type="text" size="4" id="labelW" name="labelW" />
<label>高度<input type="text" size="4" id="labelH" name="labelH" />
</td>
</tr>
</table>
<div id="cropTd" style="display:none" align="center">
<input type="button" value="剪切照片" id="cropButton"/>
<input type="button" value="刷新页面" id="cropButton2" onclick="window.location.reload();"/>
</div>
<input type="hidden" id="x" name="x" />
<input type="hidden" id="y" name="y" />
<input type="hidden" id="x2" name="x2" />
<input type="hidden" id="y2" name="y2" />
<input type="hidden" id="w" name="w" />
<input type="hidden" id="h" name="h" />
<!-- 源图片宽度和高度 -->
<input type="hidden" id="width" name="width" value="${param.width}"/>
<input type="hidden" id="height" name="height" value="${param.height}"/>
<input type="hidden" id="oldImgPath" name="oldImgPath" value="${param.oldImgPath}"/>
<input type="hidden" id="imgRoot" name="imgRoot" value="${param.imgRoot}"/>
<input type="hidden" id="imgFileExt" name="imgFileExt" value="${param.imgFileExt}"/>
</form>
</body>
</html>
<scripttype="text/javascript">
jQuery(document).ready(function(){
var jcrop_api;
if(jQuery('#width').val()>=240&&jQuery('#height').val()>=320){
jQuery('#imgCrop').Jcrop({
onChange: showCoords,
onSelect: showCoords,
setSelect:[0,0,240,320],
sideHandles:false , //允许四边缩放
drawBorders:false ,//绘制边框
dragEdges:false , //允许拖动边框
allowResize:false,
allowSelect:false
});
}else{
alert("上传的文件不符规定，像素(宽高)必须大于等于(>=)240*320");
jQuery('#cropNew').css("display","");
window.close();
}
$("#can_click").change(function(e){
jcrop_api.setOptions({allowSelect: !!this.checked});
jcrop_api.focus();
});
$("#can_size").change(function(e){
jcrop_api.setOptions({allowResize: !!this.checked});
jcrop_api.focus();
});
function sizePage(){
window.resizeTo(600,600);//调整大小
}
jQuery('#cropButton').click(function(){
var x = jQuery("#x").val();
var y = jQuery("#y").val();
var w = jQuery("#w").val();
var h = jQuery("#h").val();
if(w == 0 || h == 0 ){
alert("您还没有选择图片的剪切区域,不能进行剪切图片!");
return;
}
if(confirm("图片剪切成功，请点击确定关闭窗口")){
if (window.navigator.userAgent.indexOf("MSIE") >= 1){
$.ajax({
type: "POST",
url: $('form').attr("action"),
//url:ImgUploadServlet,
data: $('form').serialize(),
success: function(msg){
//alert( "Data Saved: " + msg );
window.opener.document.getElementById("ImgPath").value = msg;
//window.opener.close();
window.opener = "whocares";
window.close();
}
});
}
elseif(window.navigator.userAgent.toLowerCase().indexOf('chrome') > -1){
//alert("chrome 提交");
$.ajax({
type: "POST",
url: $('form').attr("action"),
//url:ImgUploadServlet,
data: $('form').serialize(),
success: function(msg){
//alert( "Data Saved: " + msg);
window.opener.opener.document.getElementById("img").src =fileRoot;
window.opener.opener.document.getElementById("file").value =fileRoot;
window.close();
}
});
}
}
});
});
function sizePage(){
window.resizeTo(600,600);//调整大小
window.setResizable(true);
}
function showCoords(c)
{
jQuery('#x').val(c.x);
jQuery('#y').val(c.y);
jQuery('#x2').val(c.x2);
jQuery('#y2').val(c.y2);
jQuery('#w').val(c.w);
jQuery('#h').val(c.h);
jQuery('#labelX').val(c.x);
jQuery('#labelY').val(c.y);
jQuery('#labelX2').val(c.x2);
jQuery('#labelY2').val(c.y2);
jQuery('#labelW').val(c.w);
jQuery('#labelH').val(c.h);
//显示剪切按键
jQuery('#cropTd').css("display","");
}
</script>
5 传给其他servlet 进行进切 通过ajax
package net.liuzd.tools.images;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.Date;
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.caexpo.common.util.Util;
public class ImgCropServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
private static final Logger log = Logger.getLogger(ImgCropServlet.class);
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doPost(request, response);
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
try {
System.out.println("x: " + request.getParameter("x") + "," + request.getParameter("y") + "," + request.getParameter("w") + "," + request.getParameter("h"));
// 用户经过剪辑后的图片的大小
Integer x = Integer.parseInt(request.getParameter("x"));
Integer y = Integer.parseInt(request.getParameter("y"));
Integer w = Integer.parseInt(request.getParameter("w"));
Integer h = Integer.parseInt(request.getParameter("h"));
//获取原显示图片路径
String oldImgPath = request.getParameter("oldImgPath");
//图片后缀
String imgFileExt = request.getParameter("imgFileExt");
String imgRoot = request.getParameter("imgRoot");
Integer width = Integer.parseInt(request.getParameter("width"));
Integer height = Integer.parseInt(request.getParameter("height"));
//WEB应用程序根路径
String webAppPath = getServletContext().getRealPath("/");
/**图片名称:以当前日期*/
SimpleDateFormat formatter = new SimpleDateFormat("yyyyMMddhhmmss");
String imgFileId = formatter.format(new Date());
String imgName = imgRoot +Util.getSysdate().replace("/","")+"/"+ imgFileId + System.currentTimeMillis() + "." + imgFileExt;
//组装图片真实名称
String createImgPath = webAppPath + imgName;
// E:\Chris_Eclipse\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp9\wtpwebapps\expo\
//之前上传的图片路径
webAppPath =webAppPath.substring(0, webAppPath.lastIndexOf(File.separator))+ oldImgPath;
File oldFile2 = new File(webAppPath);
if(oldFile2.exists()){
log.info("图片切割开始...=========================================");
log.info("原图片路径: " + webAppPath + ",新图片路径: " + createImgPath);
//进行剪切图片操作
ImageCut.abscut(webAppPath, createImgPath, x,y,w, h);
log.info("图片切割结束...========================================= ");
File f = new File(createImgPath);
if(f.exists()){
log.info("剪切图片大小: "+w+"*"+h+"图片成功!");
}
File oldFile = new File(webAppPath);
if(oldFile.exists()){
oldFile.delete();
}
String path = "/apply/registration_purchasers_1.html?tag=1&oldImgPath="+oldImgPath+"&imgFileExt="+imgFileExt+"&imgRoot="+imgRoot + "&imgName="+imgName+"&height=" + height + "&width=" + width;
log.info("把剪切值传给registration_purchasers_1.html: " + path);
log.info("服务器上目标图片物理路径: " + webAppPath);
log.info("图片根文件夹: " + imgRoot);
response.setContentType("text/html; charset=utf-8");
StringBuffer write = new StringBuffer();
log.info("服务器上目标图片相对路径:: " + createImgPath);
//String[]createImg = createImgPath.split(imgRoot);
//String newCreateImg = createImg[0]+"uploads"+File.separator+createImg[1];
//E:\Chris_Eclipse\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp0\wtpwebapps\expo\ 201305071159231367899163863.jpg
String url = request.getRequestURL().toString();
url = url.replace("/imgCrop", "")+imgName;
String dd = url.replaceAll("/imgCrop", "");
log.info("服务器URL: " + dd);
//http://localhost:8088/expo/imgCrop
log.info("剪切之后服务器的图片路径: " + url);
write.append(url);
response.getWriter().write(write.toString());
}else{
request.setAttribute("_JavaScript","alert('对不起，您的操作有误，请关闭上传窗口并重新操作！')");
PrintWriter out = response.getWriter();
out.print("8");
}
} catch (Exception e) {
PrintWriter out = response.getWriter();
out.print("8");
}
}
}
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