html图书管理系统

package studentbooking.applications;

import studentbooking.db.DBHelper;
import studentbooking.bean.OperatorEntity;
import studentbooking.bean.StudentEntity;
import javafx.application.Application;
import javafx.collections.FXCollections;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.*;
import javafx.scene.layout.GridPane;
import javafx.scene.layout.HBox;
import javafx.scene.paint.Color;
import javafx.scene.text.Font;
import javafx.scene.text.Text;
import javafx.stage.Stage;

import java.io.IOException;
import java.sql.ResultSet;
import java.sql.SQLException;

import static javafx.geometry.HPos.LEFT;

/**
 * Created by leiYang on 2016/11/27.
 */
public class Login extends Application {

    @Override
    public void start（Stage primaryStage） {
        primaryStage.settitle（“学生火车票订票系统“）;
        GridPane grid = new GridPane（）;
        grid.setAlignment（Pos.CENTER）;
        grid.setHgap（10）;
        grid.setVgap（10）;
        grid.setPadding（new Insets（10 25 40 25））;

        Text scenetitle = new Text（“欢迎使用！“）;
        scenetitle.setFont（Font.font（22））;
        grid.add（scenetitle 0 0 2 1）;

        Label userName = new Label（“   用户名:“）;
        grid.add（userName 0 2）;

        TextField userTextField = new TextField（）;
        grid.add（userTextField 1 2）;

        Label pw = new Label（“      密码:“）;
        grid.add（pw 0 3）;

        PasswordField pwBox = new PasswordField（）;
        grid.add（pwBox 1 3）;

        Label lt = new Label（“登陆选项:“）;
        grid.add（lt 0 4）;

        ChoiceBox choiceBox = new ChoiceBox（FXCollections.observableArrayList（“普通用户““操作员“））;
        choiceBox.setValue（“普通用户“）;
        grid.add（choiceBox14）;


        Button btn = new Button（“  登陆  “）;
        btn.getstyleClass（）.add（“button5“）;
        HBox hbBtn = new HBox（10）;
        hbBtn.setAlignment（Pos.BOTTOM_RIGHT）;
        hbBtn.getChildren（）.add（btn）;
        grid.add（hbBtn 1 6）;

        final Text actiontarget = new Text（）;
        grid.add（actiontarget 0 6）;
        grid.setColumnSpan（actiontarget 2）;
        grid.setHalignment（actiontarget LEFT）;
        actiontarget.setId（“actiontarget“）;

        btn.setOnAction（new EventHandler（） {
            @Override
            public void handle（ActionEvent e） {

                String account = userTextField.getText（）.toString（）;
                String password = pwBox.getText（）.toString（）;
                String choice = choiceBox.getValue（）.toString（）;
                System.out.println（choice）;
                DBHelper dbHelper = new DBHelper（）;

                if （choice.equals（“普通用户“））{

                    dbHelper.executeSQL（“SELECT * FROM Student where（name=‘“+account+“‘ and password=‘“+password+“‘）“）;
                    ResultSet resultSet = dbHelper.getResultSet（）;
                    DBHelper dbHelper1 = new DBHelper（）;
                   

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2016-12-01 08:08  StudentBookingSystem-master
     目录           0  2016-12-01 08:08  StudentBookingSystem-master.idea
     文件         524  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources.xml
     目录           0  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources
     文件       12078  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66.xml
     目录           0  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66
     目录           0  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66\_metadata_
     文件       65536  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66\_metadata_metadata
     文件        4096  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66\_metadata_metadata.keystream
     文件           8  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66\_metadata_metadata.keystream.len
     文件           8  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66\_metadata_metadata.len
     文件         116  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66\_metadata_metadata.values.at
     文件       32768  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66\_metadata_metadata_i
     文件           8  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66\_metadata_metadata_i.len
     文件         122  2016-12-01 08:08  StudentBookingSystem-master.ideadataSources9c5ee45e-2e4f-4c1c-a26a-ccfdbaf4fe66storage.xml
     目录           0  2016-12-01 08:08  StudentBookingSystem-master.idealibraries
     文件        1309  2016-12-01 08:08  StudentBookingSystem-master.idealibrariesHibernate_5_2_3_5_2_3.xml
     文件         235  2016-12-01 08:08  StudentBookingSystem-master.idealibrariessqljdbc4.xml
     文件         273  2016-12-01 08:08  StudentBookingSystem-master.ideamisc.xml
     文件         280  2016-12-01 08:08  StudentBookingSystem-master.ideamodules.xml
     文件        8792  2016-12-01 08:08  StudentBookingSystem-master.ideauiDesigner.xml
     文件         180  2016-12-01 08:08  StudentBookingSystem-master.ideavcs.xml
     文件        1692  2016-12-01 08:08  StudentBookingSystem-masterLicense.txt
     文件        1962  2016-12-01 08:08  StudentBookingSystem-masterREADME.md
     文件        1043  2016-12-01 08:08  StudentBookingSystem-masterStudentBookingSystem.iml
     文件        3551  2016-12-01 08:08  StudentBookingSystem-masteruild.xml
     目录           0  2016-12-01 08:08  StudentBookingSystem-masterlib
     文件      445288  2016-12-01 08:08  StudentBookingSystem-masterlibantlr-2.7.7.jar
     文件       70701  2016-12-01 08:08  StudentBookingSystem-masterlibcdi-api-1.1.jar
     文件       64110  2016-12-01 08:08  StudentBookingSystem-masterlibclassmate-1.3.0.jar
     文件      313898  2016-12-01 08:08  StudentBookingSystem-masterlibdom4j-1.6.1.jar
............此处省略58个文件信息