通过servlet打开本地图片

来源：互联网发布：pk10挂机软件手机软件编辑：程序博客网时间：2024/05/21 11:30

//li点击事件    $("#fileul").on("click","#fileli",function(){    //图片格式    var strFilter=".jpeg|.gif|.jpg|.png|.bmp|.pic|";    var path=$(this).attr("path");    var str=(path.substring(path.lastIndexOf('.'),path.length)).toLowerCase();    if(strFilter.indexOf(str)>-1){//后缀是图片格式时才打开    var filepath=parent.window.globedataserverurl + "/OpenImages?filepath="+path;//图片路径    var bheight=$("body",window.parent.document).height();//获取body高度    var bwidth=$("body",window.parent.document).width();//获取body宽度    parent.showImagesDialog(filepath,bheight/5,bwidth/3);    }    });

package com.globe.servlet;import java.io.FileInputStream;import java.io.IOException;import java.io.OutputStream;import javax.servlet.ServletException;import javax.servlet.annotation.WebServlet;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;/** * 打开本地图片 */@WebServlet("/OpenImages")public class OpenImages extends HttpServlet {private static final long serialVersionUID = 1L;private static final String basePath="E:/FTP/武汉局FTP";           public OpenImages() {        super();    }protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {// 支持跨域访问response.setHeader("Access-Control-Allow-Origin", "*");String filepath  = request.getParameter("filepath");filepath = new String(filepath.getBytes("ISO-8859-1"), "UTF-8");//处理请求参数路乱码//读取本地图片输入流          FileInputStream fis = new FileInputStream(basePath+filepath);        //得到文件大小        int i = fis.available();        //byte数组用于存放图片字节数据        byte[] buff = new byte[i];                fis.read(buff);        fis.close();                //设置发送到客户端的响应内容类型        response.setContentType("image/*");        OutputStream out = response.getOutputStream();        out.write(buff);        out.close();}protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {}}

/** * 打开本地Excel文件 */
Desktop.getDesktop().open(new File("c:\SZP5.sql"));

阅读全文

0 0