系统功能介绍: 本基于Android的《计算机程序设计》移动学习系统客户端程序主要包括学生端和教师端、后台三部分，学生端主要实现了注册登录、公告、精品课程、资料、个人主页设置等功能模块；教师端主要实现了后台管理等功能模块(admin管理功能)，后台主要实现了资料管理、公告管理、测试题管理、用户管理等功能模块。

系统前台代码    【源码下载】

源码包含内容:   studytestplat5 后台代码,   Studytestplat5Client是前台android代码,   studytestplat5.sql是数据库脚本 

var rootUrl = "http://192.168.0.102:8080/studytestplat5/";
var fileurl = rootUrl+"upload/";
var clientUrl = rootUrl+"Client!";
var uploadUrl = rootUrl+"Upload";
var downloadUrl = rootUrl+"download";function ownpage(el){$("#showimg").css({"left":"0px","top":"0px"});changePage("imgshow");$("#showimg").attr("src",el.src);var imgcontaner = document.getElementById("showimg");var hammertime = Hammer(imgcontaner, {preventDefault: true});var lastScale = 1;var startX = 0;var startY = 0;var changeX = 0;var changeY = 0;var currentX = 0;var currentY = 0;var hasDoubleTap = false;hammertime.on("transform",function(ev){$(imgcontaner).css({"transform":"scale("+ev.gesture.scale*lastScale+","+ev.gesture.scale*lastScale+")"});lastScale = ev.gesture.scale;$("#showimg").css({"left":"0px","top":"0px"});});hammertime.on("dragstart",function(ev){$(imgcontaner).css({"transition": ""});startX = ev.gesture.center.clientX;startY = ev.gesture.center.clientY;currentX = $(imgcontaner).css("left").split("px")[0]*1;currentY = $(imgcontaner).css("top").split("px")[0]*1;});hammertime.on("drag",function(ev){changeX = ev.gesture.center.clientX-startX;changeY = ev.gesture.center.clientY-startY;$(imgcontaner).css("left",currentX+changeX);$(imgcontaner).css("top",currentY+changeY);});hammertime.on("doubletap",function(ev){$("#showimg").css({"left":"0px","top":"0px"});if(hasDoubleTap){$(imgcontaner).css({"transform":"scale(1,1)","transition": "all 200ms ease-in"});hasDoubleTap = false;}else{$(imgcontaner).css({"transform":"scale(6,6)","transition": "all 200ms ease-in"});hasDoubleTap = true;}});}

后台代码:

package com.ideabobo.action;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;import javax.annotation.Resource;import org.apache.struts2.ServletActionContext;
import org.springframework.stereotype.Controller;import com.google.gson.Gson;
import com.ideabobo.model.Choose;
import com.ideabobo.model.Obj;
import com.ideabobo.service.ChooseService;
import com.ideabobo.service.ObjService;
import com.ideabobo.util.GetNowTime;
import com.ideabobo.util.IdeaAction;
import com.ideabobo.util.Page;@Controller
public class ChooseAction extends IdeaAction {@Resourceprivate ChooseService chooseService;private static final long serialVersionUID = -3218238026025256103L;private Choose choose;public Choose getChoose() {return choose;}public void setChoose(Choose choose) {this.choose = choose;}public String choose(){return SUCCESS;}/*******************************上传相关属性************************/private File img;private String uploadFileName;public File getImg() {return img;}public void setImg(File img) {this.img = img;}public String upload(){System.out.println("开始上传.......");String uuid = UUID.randomUUID().toString();uuid = uuid.substring(0, 32);String fileName = uuid+".gif";FileOutputStream fos=null;FileInputStream fis=null;//int size = 0;String uploadPath = ServletActionContext.getServletContext().getRealPath("upload");String path=uploadPath+ File.separator+fileName;//String type =uploadFileName.substring(uploadFileName.lastIndexOf(".")+1);File file = new File(uploadPath);if (!file.exists()){file.mkdirs();}try {fos=new FileOutputStream(path);fis=new FileInputStream(img);//size = fis.available();byte[] buf=new byte[10240];int len=-1;while((len=fis.read(buf))!=-1){fos.write(buf, 0, len);}fos.flush();//PrintWriter out = ServletActionContext.getResponse().getWriter();return fileName;} catch (Exception e) {			e.printStackTrace();return null;}finally{if(fis!=null){try {fis.close();} catch (IOException e) {e.printStackTrace();}}if(fos!=null){try {fos.close();} catch (IOException e) {e.printStackTrace();}}}}/*******************************上传相关属性************************/public void getList(){String objname = request.getParameter("stitle");String type = request.getParameter("type");String sort = request.getParameter("sort");String order = request.getParameter("order");Page page = new Page();Map paramsMap = new HashMap();paramsMap.put("objname", objname);paramsMap.put("type", type);paramsMap.put("sort", "order by "+sort+" "+order);String pageNo = (String) this.request.getParameter("page");String pageSizes = (String) this.request.getParameter("rows");if (pageNo == null) {page.setPageSize(10);page.setPageNo(1);} else {page.setPageSize(Integer.parseInt(pageSizes));page.setPageNo(Integer.parseInt(pageNo));}page = chooseService.findByPage(page, paramsMap);Gson json = new Gson();Map<String, Object> map = new HashMap<String, Object>();map.put("total", page.getTotal());map.put("rows", page.getList());render(json.toJson(map));		}public void add(){String action = request.getParameter("action");if(choose != null){if(img != null){String filename = upload();}if(action.equals("add")){chooseService.save(choose);render("操作成功!");}else {String id = request.getParameter("id");choose.setId(Integer.parseInt(id));chooseService.update(choose);render("操作成功!");}}		}public void deleteItem(){String id = request.getParameter("id");chooseService.delete(Integer.parseInt(id));render("操作成功");}}

运行效果截图