第4次作业类测试代码+105032014065+方绎杰
一、类图
二、代码
Date类：
package examOne;
import java.util.Scanner;
import snippet.Snippet;
public class Date {
String ia, ib, ic;
int y, m, d;
private boolean Read(){
Scanner sc = new Scanner(System.in);
System.out.println("请输入年份");
ia = sc.nextLine();
if( "-1".equals(ia) ){
sc.close();
return false;
}
System.out.println("请输入月份");
ib = sc.nextLine();
System.out.println("请输入日期");
ic = sc.nextLine();
return true;
}
public void getInputString( String a, String b, String c ){
ia = a ;
ib = b ;
ic = c ;
}
public boolean isLeagal(){
if( isInputInteger() && isInRange() ){
return true;
}
return false;
}
private boolean isInputInteger(){
try{
y = Integer.valueOf(ia).intValue();
m = Integer.valueOf(ib).intValue();
d = Integer.valueOf(ic).intValue();
return true;
}
catch( Exception e){
return false;
}
}
private boolean isInRange(){
if( m < 1 || m > 12 ){
//System.out.println("月份超出范围");
return false;
}
if( d < 1 || d > 31 ){
//System.out.println("日期超出范围");
return false;
}
if( y < 1912 || y > 2050 ){
//System.out.println("年份超出范围");
return false;
}
return true;
}
private int isLeapYear(){
if( ( y % 4 == 0 && y % 100 != 0 ) || ( y % 400 == 0 ) ){
return 1;
}
return 0;
}
private boolean EndOfMouth( int flg ){
if( ( m == 1 || m == 3 || m == 5 || m == 7 || m == 8 || m == 10 || m == 12 ) && d == 31 ){
return true;
}
if( m == 2 && d == (28 + flg) ){
return true;
}
if( ( m == 4 || m == 6 || m == 9 || m == 11 ) && d == 30 ){
return true;
}
return false;
}
private int getMouthDay( int x ){
if( ( x == 1 || x == 3 || x == 5 || x == 7 || x == 8 || x == 10 || x == 12 ) ){
return 31 ;
}
else if(( x == 4 || x == 6 || x == 9 || x == 11 )){
return 30 ;
}
else if( x == 2 && isLeapYear() == 1 ){
return 29 ;
}
else{
return 28 ;
}
}
private String NextDate(){
int ny, nm, nd ;
ny = y;
nm = m;
nd = d;
int tag = 0;
if( EndOfMouth( isLeapYear() ) ){
tag = 1;
}
if( nm == 12 && tag == 1 ){
ny++;
nm = 1;
nd = 1;
}
else if( tag == 1 ){
nm++;
nd = 1;
}
else{
nd++;
}
String ret = ny + "年" + nm + "月" + nd + "日";
return ret;
}
private String PreDate(){
int ny, nm, nd ;
ny = y;
nm = m;
nd = d;
int tag = 0 ;
if( nd == 1 ){
tag = 1 ;
}
if( tag == 1 && nm == 1 ){
ny-- ;
nm = 12 ;
nd = 31 ;
}
else if( tag == 1 ){
nm--;
nd = getMouthDay( nm );
}
else {
--nd ;
}
String ret = ny + "年" + nm + "月" + nd + "日";
return ret;
}
private String Week(){
if( m == 1 || m == 2 ){
m += 12 ;
y--;
}
int ans = ( d + 2*m + 3*( m + 1 )/5 + y + y/4 - y/100 + y/400 ) % 7;
ans++ ;
if( ans == 1 ){
return "一";
}
else if( ans == 2 ){
return "二" ;
}
else if( ans == 3 ){
return "三";
}
else if( ans == 4 ){
return "四";
}
else if( ans == 5 ){
return "五";
}
else if( ans == 6 ){
return "六";
}
else{
return "七";
}
}
public String GetNextDate(){
return NextDate();
}
public String GetPreDate(){
return PreDate();
}
public String GetWeek(){
return Week() ;
}
public static void main( String args[]){
Snippet snt = new Snippet();
snt.drawPicture();
}
}
图形类：
package snippet;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JTextField;
import examOne.Date;
public class Snippet {
private JFrame frame = new JFrame("日期计算程序");
private JLabel title = new JLabel("请输入需要计算的年月日(1912-2050之间）");
private JLabel year = new JLabel("年：");
private JLabel month = new JLabel("月：");
private JLabel day = new JLabel("日：");
private JLabel thisWeek = new JLabel("这一天是星期");
private JLabel nextDay = new JLabel("下一天是：");
private JLabel prevDay = new JLabel("上一天是：");
private JTextField t_year = new JTextField();
private JTextField t_month = new JTextField();
private JTextField t_day = new JTextField();
private JTextField t_thisWeek = new JTextField();
private JTextField t_nextDay = new JTextField();
private JTextField t_prevDay = new JTextField();
private JButton submit = new JButton("确定");
private JButton cancel = new JButton("清空");
private Date date = new Date();
public void drawPicture() {
frame.setLayout(null);
submit.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
if(e.getSource() == submit) {
String y = t_year.getText();
String m = t_month.getText();
String d = t_day.getText();
date.getInputString( y,m,d );
if( date.isLeagal() ){
t_nextDay.setText(date.GetNextDate());
t_prevDay.setText(date.GetPreDate());
t_thisWeek.setText(date.GetWeek());
}
else{
t_nextDay.setText("输入非法！");
t_prevDay.setText("");
t_thisWeek.setText("");
}
}
}
});
//使用匿名匿名内部类为cancel按钮添加监听事件
cancel.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
//清空输入的数据
if(e.getSource() == cancel) {
t_year.setText("");
t_month.setText("");
t_day.setText("");
t_nextDay.setText("");
t_prevDay.setText("");
t_thisWeek.setText("");
}
}
});
/*设置标签位置及大小*/
Font ft = new Font("黑体",Font.BOLD,24);//设置显示字体
title.setFont(ft);
title.setBounds(62, 62, 500, 25);
year.setFont(ft);
year.setBounds(80, 124, 50, 25);
month.setFont(ft);
month.setBounds(230, 124, 50, 25);
day.setFont(ft);
day.setBounds(380, 124, 50, 25);
thisWeek.setFont(ft);
thisWeek.setBounds(62, 248, 200, 25);
prevDay.setFont(ft);
prevDay.setBounds(62, 372, 150, 25);
nextDay.setFont(ft);
nextDay.setBounds(62, 310, 150, 25);
/*设置文字位置及大小*/
t_year.setBounds(130, 124, 50, 25);
t_month.setBounds(280, 124, 50, 25);
t_day.setBounds(430, 124, 50, 25);
t_thisWeek.setBounds(230, 248, 50, 25);
t_thisWeek.setFont(ft);
t_thisWeek.setEnabled(false);//设置为无法输入
t_nextDay.setBounds(180, 310, 200, 25);
t_nextDay.setFont(ft);
t_nextDay.setEnabled(false);//设置为无法输入
t_prevDay.setBounds(180, 372, 200, 25);
t_prevDay.setFont(ft);
t_prevDay.setEnabled(false);//设置为无法输入
/*设置按钮位置及大小*/
submit.setBounds(180, 187, 62, 31);
cancel.setBounds(320, 187, 62, 31);
//把所有组件添加到frame中
frame.add(title);frame.add(year);frame.add(month);frame.add(day);
frame.add(thisWeek);frame.add(nextDay);frame.add(prevDay);
frame.add(t_year);frame.add(t_month);frame.add(t_day);
frame.add(t_thisWeek);frame.add(t_nextDay);frame.add(t_prevDay);
frame.add(submit);frame.add(cancel);
/*设置显示画布大小及显示的位置*/
frame.setSize(600, 490);
frame.setLocation(300,300);
frame.setVisible(true);
}
}
三、结果
