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第4次作业类测试代码+105032014125+洪诗育

类测试代码的具体要求如下:

界面操作说明补充:

点击OK,如果输入有效,进行相应的数值计算;如果数值不满足约束,则弹出错误说明,统一为“输入有误,请重新输入”,然后回到初始输入状态。

点击Cancle,表示重置,清空前面的数据,回到初始状态。

NextDate函数问题 

      String  nextdate(int m,int d,int y)

 建立界面,至少包含以下元素,但不限于此:

技术分享

完成上一天方法:String lastDay(int m,int d,int y) ,完成周几的方法:int weekDay(int m,int d,int y)

类图:

技术分享

主程序:

package theday;
    import java.util.Calendar;
    import java.util.Scanner;
    public class Date {
        public static void main(String[] args){
            
            System.out.print("请输入日期");
            Scanner input = new Scanner(System.in);        
            int year = input.nextInt();
            int month = input.nextInt();
            int day = input.nextInt();        
            System.out.println(NextDay(year,month,day));
            System.out.println(WeekDay(month,day, year));
            System.out.println(LastDay(month,day, year));                
        }
        
        public static boolean LeapYear(int year)
         {
                if((year%4==0&&year%100!=0)||(year%400==0)){
                    //是闰年
                    return true;
                }
                return false;
            }
         
        public static String NextDay(int year, int month, int day){
            
             
             if(1912 <= year && year <= 2050)
                {
                    //判断月份是否超出范围
                    if(1 <= month && month <= 12)
                    {            
                        //大月判断,每个月只有31天
                        if(month == 1||month == 3||month == 5||month == 7||month == 8||month ==10||month == 12)
                        {
                            if(1 <= day && day < 30)
                                return year+"年"+month+"月"+(day+1)+"日";
                            else if(day == 31)
                            {    
                                if(month == 12)
                                    return (year+1)+"年1月1日";
                                else 
                                    return year+"年"+(month+1)+"月1日";
                            }                    
                            else 
                                return "日期超出范围";
                        }
                        //小月判断,每个月只有30天
                        else if(month == 4||month == 6||month == 9||month == 11)
                        {
                            if(1 <= day && day < 29)
                                return year+"年"+month+"月"+(day+1)+"日";
                            if(day == 30)    
                                return year+"年"+(month+1)+"月"+"1日";                    
                            else
                                return "日期超出范围";
                        }
                    
                        else
                        {
                            if(LeapYear(year))
                            {
                                if(1 <= day && day < 28)
                                    return year+"年"+month+"月"+(day+1)+"日";
                                if(day == 29)    
                                    return year+"年"+(month+1)+"月"+"1日";                    
                                else
                                    return "日期超出范围";
                            }
                            else
                            {
                                if(1 <= day && day < 27)
                                    return year+"年"+month+"月"+(day+1)+"日";
                                if(day == 28)    
                                    return year+"年"+(month+1)+"月"+"1日";                    
                                else
                                    return "日期超出范围";
                            }
                        }
            
                    }
                    else
                        return "日期超出范围";
                }
                else
                {
                    return "日期超出范围";
                }    
                    
        }

        public static  int WeekDay(int month,int day,int year){
             if(month==1){
                    month=13;
                    year=year-1;
                }
             if(month==2){
                    month=14;
                    year=year-1;
                }
             int h = (int) (day+2*month+3*(month+1)/5+year+year/4-year/100+year/400+1)%7;
              switch (h) 
                {
                case 0:
                    return 7;
                case 1:
                    return 1;
         
                  
                case 2:
                    return 2;
                            
                case 3:
                    return 3;
                case 4:
                    return 4;
                case 5:
                    return 5;
                case 6:
                    return 6;

                }
              return 0;
                }

        public static String LastDay(int year,int month,int day){
             boolean leapYear = LeapYear(year);
                String r = "";
                if(day < 1 || day > 31) {
                    r = "日期超出范围";
                } else {
                    if(month != 1 && month != 3){
                        if(day == 1) {
                            r = year + "年" + (month-1) + "月30日";
                        } else {
                            r = year + "年" + month + "月" + (day-1) + "日";
                        }
                    } else {
                        switch(month) {
                            case 1:
                                r = (year-1) + "年12月31日";
                                break;
                            case 3:
                                if(leapYear) {
                                    r = year + "年" + (month-1) + "月29日";
                                } else {
                                    r = year + "年" + (month-1) + "月28日";
                                }
                                break;
                        }
                    }
                    
                }  
                if(month != 2){
                    if(day < 1 || day > 30) {
                        r = "日期超出范围";
                    } else {            
                        if(day == 1) {
                            r = year + "年" + (month-1) + "月31日";
                        } else {
                            r = year + "年" + month + "月" + (day-1) + "日";
                        }                   
                    }         
                } else if (month == 2 && LeapYear(year)){
                    if(day < 1 || day > 29) {
                        r = "日期超出范围";
                    } else {            
                        if(day == 1) {
                            r = year + "年" + (month-1) + "月31日";
                        } else {
                            r = year + "年" + month + "月" + (day-1) + "日";
                        }                   
                    }     
                } else {
                    if(day < 1 || day > 28) {
                        r = "日期超出范围";
                    } else {            
                        if(day == 1) {
                            r = year + "年" + (month-1) + "月31日";
                        } else {
                            r = year + "年" + month + "月" + (day-1) + "日";
                        }                   
                    }           
                }                
                return r;
            }
    }

程序结果:

技术分享

界面设计代码:

 

package theday;

import java.awt.BorderLayout;
import java.awt.EventQueue;

import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.border.EmptyBorder;
import javax.swing.JButton;
import javax.swing.JTextField;
import javax.swing.GroupLayout;
import javax.swing.GroupLayout.Alignment;
import javax.swing.LayoutStyle.ComponentPlacement;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import javax.swing.JLabel;

import theday.Date;

public class frame extends JFrame {

    private JPanel contentPane;
    private JTextField year;
    private JTextField month;
    private JTextField day;
    private JTextField textField_3;
    private JTextField textField_4;
    private JTextField textField_5;

    /**
     * Launch the application.
     */
    public static void main(String[] args) {
        EventQueue.invokeLater(new Runnable() {
            public void run() {
                try {
                    frame frame = new frame();
                    frame.setVisible(true);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
    }

    /**
     * Create the frame.
     */
    public frame() {
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        setBounds(100, 100, 510, 417);
        contentPane = new JPanel();
        contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
        setContentPane(contentPane);
        
        JButton btnOk = new JButton("OK");
        btnOk.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
    
                    String Year = year.getText();
                    String Month = month.getText();
                    String Day =  day.getText();
                    int month = 0, year = 0, day = 0;
                    year = Integer.parseInt(Year);
                    month = Integer.parseInt(Month);
                    day = Integer.parseInt(Day);
                    int week = Date.WeekDay(month, day, year);
                    String Next = Date.NextDay(year, month, day);  
                    String last = Date.LastDay(year, month, day);
                    textField_3.setText(Integer.toString(week));
                    textField_4.setText(last);
                    textField_5.setText(Next);
            }

                
            
        });
        
        JButton btnNewButton = new JButton("Cancle");
        btnNewButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                year.setText("");
                month.setText("");
                day.setText("");
                textField_3.setText("");
                textField_4.setText("");
                textField_5.setText("");
            }
        });
        
        JLabel label = new JLabel("\u5E74");
        
        JLabel label_1 = new JLabel("\u6708");
        
        JLabel label_2 = new JLabel("\u65E5");
        
        JLabel label_3 = new JLabel("\u8FD9\u5929\u662F\u661F\u671F\uFF1A");
        
        JLabel label_4 = new JLabel("\u4E0A\u4E00\u5929\u662F\uFF1A");
        
        JLabel label_5 = new JLabel("\u4E0B\u4E00\u5929\u662F\uFF1A");
        
        year = new JTextField();
        year.setColumns(10);
        
        month = new JTextField();
        month.setColumns(10);
        
        day = new JTextField();
        day.setColumns(10);
        
        textField_3 = new JTextField();
        textField_3.setColumns(10);
        
        textField_4 = new JTextField();
        textField_4.setColumns(10);
        
        textField_5 = new JTextField();
        textField_5.setColumns(10);
        GroupLayout gl_contentPane = new GroupLayout(contentPane);
        gl_contentPane.setHorizontalGroup(
            gl_contentPane.createParallelGroup(Alignment.LEADING)
                .addGroup(gl_contentPane.createSequentialGroup()
                    .addGroup(gl_contentPane.createParallelGroup(Alignment.TRAILING)
                        .addGroup(gl_contentPane.createSequentialGroup()
                            .addGap(38)
                            .addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING)
                                .addGroup(gl_contentPane.createSequentialGroup()
                                    .addPreferredGap(ComponentPlacement.RELATED)
                                    .addComponent(year, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
                                    .addPreferredGap(ComponentPlacement.RELATED)
                                    .addComponent(label)
                                    .addPreferredGap(ComponentPlacement.RELATED)
                                    .addComponent(month, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
                                    .addPreferredGap(ComponentPlacement.RELATED)
                                    .addComponent(label_1)
                                    .addPreferredGap(ComponentPlacement.RELATED)
                                    .addComponent(day, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
                                    .addPreferredGap(ComponentPlacement.UNRELATED)
                                    .addComponent(label_2))
                                .addGroup(gl_contentPane.createSequentialGroup()
                                    .addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING)
                                        .addComponent(label_4)
                                        .addComponent(label_3)
                                        .addComponent(label_5))
                                    .addPreferredGap(ComponentPlacement.RELATED)
                                    .addGroup(gl_contentPane.createParallelGroup(Alignment.LEADING, false)
                                        .addComponent(textField_3, GroupLayout.PREFERRED_SIZE, 148, GroupLayout.PREFERRED_SIZE)
                                        .addComponent(textField_4, 162, 162, Short.MAX_VALUE)
                                        .addComponent(textField_5)))))
                        .addGroup(Alignment.LEADING, gl_contentPane.createSequentialGroup()
                            .addGap(79)
                            .addComponent(btnOk, GroupLayout.PREFERRED_SIZE, 64, GroupLayout.PREFERRED_SIZE)
                            .addGap(40)
                            .addComponent(btnNewButton)))
                    .addGap(197))
        );
        gl_contentPane.setVerticalGroup(
            gl_contentPane.createParallelGroup(Alignment.TRAILING)
                .addGroup(gl_contentPane.createSequentialGroup()
                    .addGap(46)
                    .addGroup(gl_contentPane.createParallelGroup(Alignment.BASELINE)
                        .addComponent(year, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
                        .addComponent(label)
                        .addComponent(month, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
                        .addComponent(label_1)
                        .addComponent(day, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
                        .addComponent(label_2))
                    .addGap(33)
                    .addGroup(gl_contentPane.createParallelGroup(Alignment.BASELINE)
                        .addComponent(label_3)
                        .addComponent(textField_3, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
                    .addPreferredGap(ComponentPlacement.UNRELATED)
                    .addGroup(gl_contentPane.createParallelGroup(Alignment.BASELINE)
                        .addComponent(label_4)
                        .addComponent(textField_4, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
                    .addPreferredGap(ComponentPlacement.UNRELATED)
                    .addGroup(gl_contentPane.createParallelGroup(Alignment.BASELINE)
                        .addComponent(label_5)
                        .addComponent(textField_5, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
                    .addGap(18)
                    .addGroup(gl_contentPane.createParallelGroup(Alignment.BASELINE)
                        .addComponent(btnOk)
                        .addComponent(btnNewButton))
                    .addContainerGap())
        );
        contentPane.setLayout(gl_contentPane);
    }
}

 

总结

 

     第一次接触JAVA的swing,艰难的编写完了这个界面。并按照要求增加了个别方法。过程是痛苦的,收获是巨大的。

第4次作业类测试代码+105032014125+洪诗育