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該系統能更好的掌握學生上課及時率及對學生曠課情況的監督,主要功能包括:學生上課簽到

代碼片段和文件信息
package?com.guo.dao;
import?java.sql.Connection;
import?java.sql.PreparedStatement;
import?java.sql.ResultSet;
import?java.sql.SQLException;
import?com.guo.model.CheckMod;
import?com.guo.model.Course;
import?com.guo.model.User;
import?com.guo.model.UserCourse;
import?com.guo.util.CkUtil;
import?com.guo.util.DbUtil;
public?class?CheckDao?{
public?ResultSet?returnUSer(String?strUser?userCourse?courseConnection?con)?throws?Exception{
StringBuffer?sql=new?StringBuffer(“SELECT?exchange?FROM?user_course?a??course?eUSER?f?WHERE?a.‘courseId‘?IN(SELECT?b.‘courseId‘FROM??user_course?b?WHERE?b.‘userId‘=?)?AND?a.‘userId‘?IN(SELECT?user.‘userId‘FROM?USER?WHERE?user.‘type‘=3)AND?a.‘userId‘=f.‘userId‘AND?a.‘courseId‘=e.‘courseId‘“);
PreparedStatement?pst=null;
if(“check“.equals(str)){
if(CkUtil.isNotEmpty(user.getDesc())){
sql.append(“and?f.classDesc?like?‘%“+user.getDesc()+“%‘“);
}
if(course.getId()>0){
sql.append(“and?e.courseId?=?‘“+course.getId()+“‘“);
}
pst=con.prepareStatement(sql.toString().replaceFirst(“exchange“?“*“));
}
if(“classBox“.equals(str)){
pst=con.prepareStatement(sql.toString().replaceFirst(“exchange“?“distinct?f.classDesc“));
}
if(“courseBox“.equals(str)){
pst=con.prepareStatement(sql.toString().replaceFirst(“exchange“?“distinct?e.*“));
}
?pst.setInt(1?user.getUserId());
?return?pst.executeQuery();
}
public?int?addSigin(CheckMod?checkConnection?con)?throws?Exception{
String?sql=“insert?into?signin?values(null?????)“;
PreparedStatement?pst=con.prepareStatement(sql);
pst.setInt(1?check.getStudentId());
pst.setInt(2?check.getCourseId());
pst.setString(3?check.getDate());
pst.setInt(4?check.getCheck());
pst.setInt(5?check.getTeacherId());
return?pst.executeUpdate();
}
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-12-31?18:51??Java學生簽到系統源碼\
?????目錄???????????0??2013-10-21?15:20??Java學生簽到系統源碼\簽到源碼和數據庫\
?????文件????????4415??2013-10-21?15:08??Java學生簽到系統源碼\簽到源碼和數據庫\簽到數據庫.sql
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\
?????文件????????1192??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\.classpath
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\.myeclipse\
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\.myeclipse\profiler\
?????文件?????????392??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\.project
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\.settings\
?????文件?????????629??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\.settings\org.eclipse.jdt.core.prefs
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\dao\
?????文件????????2899??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\dao\CheckDao.class
?????文件????????2730??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\dao\CourseDao.class
?????文件????????2788??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\dao\UserCourseDao.class
?????文件????????5129??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\dao\UserDao.class
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\model\
?????文件????????1997??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\model\CheckMod.class
?????文件????????1385??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\model\Course.class
?????文件????????2457??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\model\User.class
?????文件????????1130??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\model\UserCourse.class
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\util\
?????文件????????1721??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\util\CkUtil.class
?????文件????????1665??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\util\DbUtil.class
?????文件????????2108??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\util\ExcelConnection.class
?????文件????????3424??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\util\ReadExcel.class
?????目錄???????????0??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\view\
?????文件????????1318??2013-10-21?15:19??Java學生簽到系統源碼\簽到源碼和數據庫\簽到源碼\StudentAddentace\bin\com\guo\view\AddConOfSt.class
............此處省略110個文件信息
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