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Java实现模拟登录正方教务抓取成绩、课表、空教室,通过HttpClient来模拟浏览器请求,Jsoup解析网页内容。附带验证码分析。package com.ican.yueban.jwgl; import java.io.IOException; import java.io.InputStream; import java.util.ArrayList; import java.util.List; import java.util.Scanner; import org.apache.http.HttpResponse; import org.apache.http.NameValuePair; import org.apache.http.client.ClientProtocolException; import org.apache.http.client.entity.UrlEncodedFormEntity; import org.apache.http.client.methods.CloseableHttpResponse; import org.apache.http.client.methods.HttpGet; import org.apache.http.client.methods.HttpPost; import org.apache.http.impl.client.CloseableHttpClient; import org.apache.http.impl.client.HttpClients; import org.apache.http.message.BasicNameValuePair; import org.jsoup.Jsoup; import org.jsoup.nodes.Document; import org.jsoup.select.Elements; import com.ican.yueban.utils.DateUtils; import com.ican.yueban.utils.GlobalConstant; import com.ican.yueban.utils.IOUtils; import com.ican.yueban.utils.ParseUtils; public class Jwgl { private static String stuNumber = ""; private static String stuName = ""; private static String Cookie = ""; private String indexUrl = GlobalConstant.INDEX_URL; private String secretCodeUrl = GlobalConstant.SECRETCODE_URL; private String loginUrl = GlobalConstant.LOGIN_URL; private String mainUrl = GlobalConstant.MAIN_URL; private String queryClassroomUrl = GlobalConstant.QUERY_CLASSROOM_URL; private String queryClassroomGnmkdm = GlobalConstant.QUERY_CLASSROOM_GNMKDM; private String queryStuGradeUrl = GlobalConstant.QUERY_STU_GRADE_URL; private String queryStuGradeGnmkd = GlobalConstant.QUERY_STU_GRADE_GNMKDM; private String queryStuCourseUrl = GlobalConstant.QUERY_STU_COURSE_URL; private String queryStuCourseGnmkd = GlobalConstant.QUERY_STU_COURSE_GNMKDM; private String xixiaoqu = GlobalConstant.XIXIAOQU; private String identityStu = GlobalConstant.IDENTITY_STU; /** * 登录功能 * * @param stuNumber * @param password * @return * @throws Exception * @throws UnsupportedOperationException */ public boolean login(String stuNumber, String password) throws UnsupportedOperationException, Exception { this.stuNumber = stuNumber; // 获取验证码 HttpGet secretCodeGet = new HttpGet(secretCodeUrl); CloseableHttpClient client = HttpClients.createDefault(); CloseableHttpResponse responseSecret = client.execute(secretCodeGet); // 获取返回的Cookie Cookie = responseSecret.getFirstHeader("Set-Cookie").getValue(); String viewState = IOUtils.getViewState(indexUrl, "", ""); // 将验证码下载到C盘 IOUtils.getSecret(responseSecret.getEntity().getContent(), "secretCode.png", "c://"); Scanner sc = new Scanner(System.in); System.out.println("请输入验证码:"); // 手动填充刚才获取的验证码的值 String secret = sc.next().trim(); HttpPost loginPost = new HttpPost(loginUrl);// 创建登录的Post请求 loginPost.setHeader("Cookie", Cookie);// 带上第一次请求的Cookie List<NameValuePair> nameValuePairLogin = new ArrayList<NameValuePair>();// 封装Post提交参数 nameValuePairLogin .add(new BasicNameValuePair("__VIEWSTATE", viewState));// 隐藏表单值 nameValuePairLogin .add(new BasicNameValuePair("txtUserName", stuNumber));// 学号 nameValuePairLogin.add(new BasicNameValuePair("TextBox2", password));// 密码 nameValuePairLogin.add(new BasicNameValuePair("txtSecretCode", secret));// 验证码 nameValuePairLogin.add(new BasicNameValuePair("RadioButtonList1", identityStu));// 身份,默认学生 nameValuePairLogin.add(new BasicNameValuePair("Button1", "")); nameValuePairLogin.add(new BasicNameValuePair("lbLanguage", "")); nameValuePairLogin.add(new BasicNameValuePair("hidPdrs", "")); nameValuePairLogin.add(new BasicNameValuePair("hidsc", "")); UrlEncodedFormEntity entity = new UrlEncodedFormEntity( nameValuePairLogin, "GB2312"); loginPost.setEntity(entity); HttpResponse responseLogin = client.execute(loginPost); // client1.close(); // 第三步:判断提交数据是否成功,成功返回302 if (responseLogin.getStatusLine().getStatusCode() == 302) { // 如果提交成功,带着Cookie请求重定向的main页面,并获取学生姓名 HttpGet mainGet = new HttpGet(mainUrl + stuNumber); mainGet.setHeader("Cookie", Cookie); mainGet.setHeader("Referer", loginUrl); HttpResponse responseMain = client.execute(mainGet); InputStream is = responseMain.getEntity().getContent(); String html = ""; try { html = IOUtils.getHtml(is, "GB2312"); } catch (Exception e) { System.out.println("解析html失败!"); e.printStackTrace(); } stuName = Jsoup.parse(html).getElementById("xhxm").text(); System.out.println("登录成功!欢迎您:" + stuName); client.close(); return true; } else { System.out.println("登录失败!"); client.close(); return false; } } /** * 查询空教室 * * @throws Exception * * @throws Exception */ public void queryClassroom(String xiaoqu, String xqj, String sjd) throws Exception { CloseableHttpClient client = HttpClients.createDefault(); String newQueryClassrommUrl = queryClassroomUrl + stuNumber + "&xm=" + stuName + queryClassroomGnmkdm;// 拼接请求的Url String parseSjd = ParseUtils.parseWeek(sjd);// 解析当前节次对应的字符串 String nowWeek = DateUtils.getWeek() + "";// 获取当前时间是第几周 String viewState = IOUtils.getViewState(newQueryClassrommUrl, Cookie, mainUrl + stuNumber); // 封装查询空教室请求参数 List<NameValuePair> queryClassroomPair = new ArrayList<NameValuePair>(); queryClassroomPair.add(new BasicNameValuePair("__EVENTTARGET", "")); queryClassroomPair.add(new BasicNameValuePair("__EVENTARGUMENT", "")); queryClassroomPair .add(new BasicNameValuePair("__VIEWSTATE", viewState)); queryClassroomPair.add(new BasicNameValuePair("xiaoq", xiaoqu));// 校区类型,默认西校区 queryClassroomPair.add(new BasicNameValuePair("jslb", ""));// 教室类别,默认为空 queryClassroomPair.add(new BasicNameValuePair("min_zws", "0"));// 最小座位数,默认为0 queryClassroomPair.add(new BasicNameValuePair("max_zws", ""));// 最大座位数,默认为空 queryClassroomPair.add(new BasicNameValuePair("ddlKsz", nowWeek));// 起始周,默认当前周 queryClassroomPair.add(new BasicNameValuePair("ddlJsz", nowWeek));// 结束周,默认当前周 queryClassroomPair.add(new BasicNameValuePair("xqj", xqj));// 星期几,默认当天 queryClassroomPair.add(new BasicNameValuePair("ddlDsz", ""));// 单双周,默认 queryClassroomPair.add(new BasicNameValuePair("sjd", parseSjd));// 第几节 queryClassroomPair.add(new BasicNameValuePair("Button2", "空教室查询")); queryClassroomPair.add(new BasicNameValuePair("xn", "2015-2016")); queryClassroomPair.add(new BasicNameValuePair("xq", "2")); queryClassroomPair.add(new BasicNameValuePair("ddlSyXn", "2015-2016")); queryClassroomPair.add(new BasicNameValuePair("ddlSyxq", "2")); UrlEncodedFormEntity entityClassroom = new UrlEncodedFormEntity( queryClassroomPair); HttpPost queryClassroomPost = new HttpPost(newQueryClassrommUrl); // newQueryClassrommUrl示例:http://jwgl2.ujn.edu.cn/xxjsjy.aspx?xh=20121214104&xm=XXX&gnmkdm=N121611 queryClassroomPost.setEntity(entityClassroom); queryClassroomPost.setHeader("Referer", mainUrl + stuNumber);// 设置头信息 queryClassroomPost.setHeader("Cookie", Cookie); HttpResponse responseClassroom = client.execute(queryClassroomPost); InputStream is = responseClassroom.getEntity().getContent(); String html = IOUtils.getHtml(is, "GB2312"); Document doc = Jsoup.parse(html); Elements eleClassroom = doc.select("td"); Elements eleInfo = doc.select("#lblbt"); System.out.println(eleInfo.get(0).text()); for (int i = 0; i < eleClassroom.size(); i++) { // 只打印教室名称 if (i % 8 == 1) { System.out.println(eleClassroom.get(i).text()); } } client.close(); } /** * 重载查询空教室方法,默认时间,课程节次的无参数查询方法 * * @throws IOException * @throws ClientProtocolException */ public void queryClassroom() throws ClientProtocolException, IOException, Exception { String weekDay = DateUtils.getWeekDay() + "";// 获取当前时间是星期几 String sdj = DateUtils.getNowCourse() + "";// 获取当前时间是第几节课 new Jwgl().queryClassroom(xixiaoqu, weekDay, sdj); } /** * 查询个人成绩方法 * * @throws ClientProtocolException * @throws IOException */ public void queryStuGrade(String xn, String xq) throws ClientProtocolException, IOException { CloseableHttpClient client = HttpClients.createDefault(); String newQueryStuGradeUrl = queryStuGradeUrl + stuNumber + "&xm=" + stuName + queryStuGradeGnmkd; HttpPost queryGradePost = new HttpPost(newQueryStuGradeUrl); String viewState = IOUtils.getViewState(newQueryStuGradeUrl, Cookie, mainUrl + stuNumber); // 封装请求参数 List<NameValuePair> queryGradePair = new ArrayList<NameValuePair>(); queryGradePair.add(new BasicNameValuePair("__EVENTTARGET", "")); queryGradePair.add(new BasicNameValuePair("__EVENTARGUMENT", "")); queryGradePair.add(new BasicNameValuePair("__VIEWSTATE", viewState)); queryGradePair.add(new BasicNameValuePair("hidLanguage", "")); queryGradePair.add(new BasicNameValuePair("ddlXN", xn));// 学年 queryGradePair.add(new BasicNameValuePair("ddlXQ", xq));// 学期 queryGradePair.add(new BasicNameValuePair("ddl_kcxz", "")); queryGradePair.add(new BasicNameValuePair("btn_xq", "学期成绩")); queryGradePost.setHeader("Cookie", Cookie); queryGradePost.setHeader("Referer", mainUrl + stuNumber); UrlEncodedFormEntity entityGrade = new UrlEncodedFormEntity( queryGradePair); queryGradePost.setEntity(entityGrade); HttpResponse responQueryGradePost = client.execute(queryGradePost); String gradeHtml = IOUtils.getHtml(responQueryGradePost.getEntity() .getContent(), "GB2312"); // System.out.println(gradeHtml); Document gradeDoc = Jsoup.parse(gradeHtml); Elements eleGrade = gradeDoc.select("td"); // 按需求解析html<td>标签内容并输出 for (int i = 0; i < 7; i++) { System.out.println(eleGrade.get(i).text()); } for (int i = 11; i < eleGrade.size(); i = i + 10) { if (i + 15 < eleGrade.size()) { System.out.print(eleGrade.get(i).text() + " "); i = i + 5; System.out.print(eleGrade.get(i).text()); System.out.println(); } client.close(); } } /** * 查询个人课表方法 * * @param xnd * @param xqd * @throws ClientProtocolException * @throws IOException */ public void queryStuCourse(String xnd, String xqd) throws ClientProtocolException, IOException { CloseableHttpClient client = HttpClients.createDefault(); String newQueryStuCourseUrl = queryStuCourseUrl + stuNumber + "&xm=" + stuName + queryStuCourseGnmkd; String viewState = IOUtils.getViewState(newQueryStuCourseUrl, Cookie, mainUrl + stuNumber); HttpPost queryStuCoursePost = new HttpPost(newQueryStuCourseUrl); List<NameValuePair> stuCoursePair = new ArrayList<NameValuePair>(); stuCoursePair.add(new BasicNameValuePair("__EVENTTARGET", "xqd")); stuCoursePair.add(new BasicNameValuePair("__EVENTARGUMENT", "")); stuCoursePair.add(new BasicNameValuePair("__VIEWSTATE", viewState)); stuCoursePair.add(new BasicNameValuePair("xnd", xnd)); stuCoursePair.add(new BasicNameValuePair("xqd", xqd)); UrlEncodedFormEntity entitySource = new UrlEncodedFormEntity( stuCoursePair); queryStuCoursePost.setEntity(entitySource); queryStuCoursePost.setHeader("Cookie", Cookie); queryStuCoursePost.setHeader("Referer", mainUrl + stuNumber); HttpResponse responseStuCourse = client.execute(queryStuCoursePost); String html = IOUtils.getHtml(responseStuCourse.getEntity() .getContent(), "GB2312"); Document docCourse = Jsoup.parse(html); Elements eleCourse = docCourse.select("td"); for (int i = 2; i < eleCourse.size(); i++) { System.out.print(eleCourse.get(i).text() + " "); if (i % 9 == 0) { System.out.println(); } } } public static void main(String[] args) { Jwgl jw = new Jwgl(); try { jw.login("这里是学号", "这里是密码"); System.out.println("查询成绩测试-------"); jw.queryStuGrade("2015-2016", "1"); // 查询西校区,周一,第12节空教室测试。 // jw.queryClassroom("1", "1", "2"); System.out.println("查询空教室测试------"); jw.queryClassroom(); System.out.println("查询个人课表测试-------"); jw.queryStuCourse("2014-2015", "1"); } catch (ClientProtocolException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } catch (Exception e) { e.printStackTrace(); } //QQ:451209214 } }
package com.ican.yueban.utils; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class DateUtils { private static String startDay = GlobalConstant.START_DAY;// 开学日期 private static String endDay = GlobalConstant.END_DAY;// 放假日期 /** * 获取当前时间是第几节课,只限8-16点之间,其他时间默认1,2节课。 * * @return */ public static int getNowCourse() { SimpleDateFormat df = new SimpleDateFormat("HH:mm:ss");// 设置日期格式 String nowDate = df.format(new Date()); if (nowDate.startsWith("08") || nowDate.startsWith("09")) { return 1;// 12节课。 } else if (nowDate.startsWith("10") || nowDate.startsWith("11")) { return 2;// 34节课,以此类推。 } else if (nowDate.startsWith("12") || nowDate.startsWith("13") || nowDate.startsWith("14")) { return 3; } else if (nowDate.startsWith("15") || nowDate.startsWith("16")) { return 4; } else { return 1; } } /** * 获取当前时间是第几周 * * @return */ public static int getWeek() { int days = 0; int nowWeek = 0; try { SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");// 设置日期格式 String nowDate = df.format(new Date()); int nowDaysBetween = daysBetween(startDay, nowDate) + 1; days = daysBetween(startDay, endDay); int x = nowDaysBetween % 7; if (x == 0) { nowWeek = nowDaysBetween / 7; } else { nowWeek = nowDaysBetween / 7 + 1; } } catch (ParseException e) { System.out.println("输入的日期不合法,解析日期失败"); e.printStackTrace(); } return nowWeek; } /** * 获取当前时间是星期几 * * @return */ public static int getWeekDay() { Calendar cal = Calendar.getInstance(); cal.setTime(new Date()); if (cal.get(Calendar.DAY_OF_WEEK) - 1 == 0) { return 7; } return cal.get(Calendar.DAY_OF_WEEK) - 1; } /** * 计算两个String类型日期之间的天数 * * @param startDay * @param endDay * @return * @throws ParseException */ public static int daysBetween(String startDay, String endDay) throws ParseException { SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); Calendar cal = Calendar.getInstance(); cal.setTime(sdf.parse(startDay)); long time1 = cal.getTimeInMillis(); cal.setTime(sdf.parse(endDay)); long time2 = cal.getTimeInMillis(); long between_days = (time2 - time1) / (1000 * 3600 * 24); return Integer.parseInt(String.valueOf(between_days)); } /** * 以yyyy-MM-dd HH:mm:ss格式返回String类型系统时间 * * @return */ public static String getNowDate() { SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 设置日期格式 return df.format(new Date()); } }
package com.ican.yueban.utils; /** * 本系统所有常量定义 * * @author 宋开宗 * */ public interface GlobalConstant { public static final String START_DAY = "2016-02-29"; public static final String END_DAY = "2016-07-10"; public static final String INDEX_URL = "http://jwgl2.ujn.edu.cn";// 济大教务系统首页 public static final String SECRETCODE_URL = "http://jwgl2.ujn.edu.cn/CheckCode.aspx";// 验证码页面 public static final String LOGIN_URL = "http://jwgl2.ujn.edu.cn/default2.aspx";// 济大教务系统登录页 public static final String MAIN_URL = "http://jwgl2.ujn.edu.cn/xs_main.aspx?xh=";// 济大教务系统主页,菜单页面 public static final String QUERY_CLASSROOM_URL = "http://jwgl2.ujn.edu.cn/xxjsjy.aspx?xh=";// 济大查询空教室链接 public static final String QUERY_CLASSROOM_GNMKDM = "&gnmkdm=N121611";// 济大查询空教室gnmkdm public static final String QUERY_STU_COURSE_URL = "http://jwgl2.ujn.edu.cn/xskbcx.aspx?xh=";// 济大查询个人课表链接 public static final String QUERY_STU_COURSE_GNMKDM = "&gnmkdm=N121603";// 济大查询个人课表gnmkdm public static final String QUERY_STU_GRADE_URL = "http://jwgl2.ujn.edu.cn/xscjcx.aspx?xh=";// 济大查询个人成绩链接 public static final String QUERY_STU_GRADE_GNMKDM = "&gnmkdm=N121605";// 济大查询个人成绩gnmkdm public static final String IDENTITY_STU = "学生";// 身份:学生 public static final String XIXIAOQU = "1";// 济大西校区标志 public static final String DONGXIAOQU = "2";// 济大东校区标志 public static final String ZHANGQIUXIAOQU = "3";// 济大章丘校区标志 public static final String CLASS1 = "'1'|'1','0','0','0','0','0','0','0','0'";// 1,2节 public static final String CLASS2 = "'2'|'0','3','0','0','0','0','0','0','0'";// 3,4节 public static final String CLASS3 = "'3'|'0','0','5','0','0','0','0','0','0'";// 5,6节 public static final String CLASS4 = "'4'|'0','0','0','7','0','0','0','0','0'";// 7,8节 public static final String CLASS5 = "'5'|'0','0','0','0','9','0','0','0','0'";// 8,10节 public static final String CLASS6 = "'6'|'0','0','0','0','0','11','0','0','0'";// 11,12节 public static final String CLASS7 = "'7'|'1','3','0','0','0','0','0','0','0'";// 上午 public static final String CLASS8 = "'8'|'0','0','5','7','0','0','0','0','0'";// 下午 public static final String CLASS9 = "'9'|'1','3','5','7','0','0','0','0','0'";// 白天 public static final String CLASS10 = "'10'|'0','0','0','0','9','11','0','0','0'";// 晚上 public static final String CLASS11 = "'11'|'1','3','5','7','9','11','0','0','0'";// 全天 public static final String BTN_XUEQI = "btn_xq";// 学期成绩 public static final String BTN_XUENIAN = "btn_xn";// 学年成绩 public static final String BTN_LINIAN = "btn_zcj";// 历年成绩 public static final String UNIVERSITY_CODE_UJN = "00001";// 济南大学标识代码 public static final String USER_STATE_N = "1";// 未认证 public static final String USER_STATE_Y = "2";// 认证通过 public static final String COMMENT_TYPE_NEWTHINGS = "1";// 评论类型1:新鲜事 public static final String COMMENT_TYPE_INTEREST = "2";// 评论类型2:兴趣活动 }
package com.ican.yueban.utils; import java.awt.Rectangle; import java.awt.image.BufferedImage; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.net.URL; import java.net.URLConnection; import java.util.Iterator; import javax.imageio.ImageIO; import javax.imageio.ImageReadParam; import javax.imageio.ImageReader; import javax.imageio.stream.ImageInputStream; import org.apache.http.client.ClientProtocolException; import org.apache.http.client.methods.HttpGet; import org.apache.http.impl.client.CloseableHttpClient; import org.apache.http.impl.client.HttpClients; import org.jsoup.Jsoup; public class IOUtils { /** * 指定编码格式 ,把输入流转化为字符串 * * @param is * @return * @throws IOException */ public static String getHtml(InputStream is, String encoding) throws IOException { ByteArrayOutputStream bos = new ByteArrayOutputStream(); byte[] buffer = new byte[1024]; int len = 0; while ((len = is.read(buffer)) != -1) { bos.write(buffer, 0, len); } is.close(); return new String(bos.toByteArray(), encoding); } /** * 下载图片 * * @param urlString * @param filename * @param savePath * @throws Exception */ public static void download(String urlString, String filename, String savePath) throws Exception { // 构造URL URL url = new URL(urlString); // 打开连接 URLConnection con = url.openConnection(); // 设置请求超时为5s con.setConnectTimeout(5 * 1000); // 输入流 InputStream is = con.getInputStream(); // 1K的数据缓冲 byte[] bs = new byte[1024]; // 读取到的数据长度 int len; // 输出的文件流 File sf = new File(savePath); if (!sf.exists()) { sf.mkdirs(); } OutputStream os = new FileOutputStream(sf.getPath() + "\\" + filename); // 开始读取 while ((len = is.read(bs)) != -1) { os.write(bs, 0, len); } // 完毕,关闭所有链接 os.close(); is.close(); } /** * 图片裁剪工具类 * * @param src * @param dest * @param x * @param y * @param w * @param h * @throws IOException */ public static void cutImage(String src, String dest, int x, int y, int w, int h) throws IOException { Iterator iterator = ImageIO.getImageReadersByFormatName("jpg"); ImageReader reader = (ImageReader) iterator.next(); InputStream in = new FileInputStream(src); ImageInputStream iis = ImageIO.createImageInputStream(in); reader.setInput(iis, true); ImageReadParam param = reader.getDefaultReadParam(); Rectangle rect = new Rectangle(x, y, w, h); param.setSourceRegion(rect); BufferedImage bi = reader.read(0, param); ImageIO.write(bi, "jpg", new File(dest)); in.close(); } /** * 判断字符编码集 * * @param str * @return */ public static String getEncoding(String str) { String encode = "GB2312"; try { if (str.equals(new String(str.getBytes(encode), encode))) { String s = encode; return s; } } catch (Exception exception) { } encode = "ISO-8859-1"; try { if (str.equals(new String(str.getBytes(encode), encode))) { String s1 = encode; return s1; } } catch (Exception exception1) { } encode = "UTF-8"; try { if (str.equals(new String(str.getBytes(encode), encode))) { String s2 = encode; return s2; } } catch (Exception exception2) { } encode = "GBK"; try { if (str.equals(new String(str.getBytes(encode), encode))) { String s3 = encode; return s3; } } catch (Exception exception3) { } return "未知"; } /** * 把输入流转换成图片---》获取验证码 * * @param is * @param filename * @param savePath * @throws Exception */ public static void getSecret(InputStream is, String filename, String savePath) throws Exception { // 1K的数据缓冲 byte[] bs = new byte[1024]; // 读取到的数据长度 int len; // 输出的文件流 File sf = new File(savePath); if (!sf.exists()) { sf.mkdirs(); } OutputStream os = new FileOutputStream(sf.getPath() + "\\" + filename); // 开始读取 while ((len = is.read(bs)) != -1) { os.write(bs, 0, len); } // 完毕,关闭所有链接 os.close(); is.close(); } /** * 获取隐藏字段的__VIEWSTATE值 * * @param url * @param cookie * @param referer * @return * @throws UnsupportedOperationException * @throws ClientProtocolException * @throws IOException */ public static String getViewState(String url, String cookie, String referer) throws UnsupportedOperationException, ClientProtocolException, IOException { CloseableHttpClient client = HttpClients.createDefault(); HttpGet getViewState = new HttpGet(url); getViewState.setHeader("Cookie", cookie); getViewState.setHeader("Referer", referer);// 设置头信息 String s = IOUtils.getHtml(client.execute(getViewState).getEntity() .getContent(), "GB2312"); String viewstate = Jsoup.parse(s).select("input[name=__VIEWSTATE]") .val(); client.close(); return viewstate; } }
package com.ican.yueban.utils; public class ParseUtils { /** * 获取课程节次对应的字符串 * @param course * @return */ public static String parseWeek(String course) { String sjd=""; int nowCourse = Integer.parseInt(course); switch (nowCourse) { case 1: sjd=GlobalConstant.CLASS1; break; case 2: sjd=GlobalConstant.CLASS2; break; case 3: sjd=GlobalConstant.CLASS3; break; case 4: sjd=GlobalConstant.CLASS4; break; case 5: sjd=GlobalConstant.CLASS5; break; case 6: sjd=GlobalConstant.CLASS6; break; case 7: sjd=GlobalConstant.CLASS7; break; case 8: sjd=GlobalConstant.CLASS8; break; case 9: sjd=GlobalConstant.CLASS9; break; case 10: sjd=GlobalConstant.CLASS10; break; case 11: sjd=GlobalConstant.CLASS11; break; default: sjd=GlobalConstant.CLASS1; break; } return sjd; } }