实验二 代码补充
Posted 1556889081wyq
tags:
篇首语：本文由小常识网(cha138.com)小编为大家整理，主要介绍了实验二 代码补充相关的知识，希望对你有一定的参考价值。
package xxxgai;
import java.awt.Font;
import java.awt.GridLayout;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;
import javax.swing.JFrame;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.CategoryAxis;
import org.jfree.chart.axis.ValueAxis;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.category.DefaultCategoryDataset;
public class TestFly {
static Connection con = null;//连接
static PreparedStatement ps = null;//模板
static ResultSet rs = null;//结果集
//柱状图生成部分
static ChartPanel frame1;
private static int a=0;
public static void main(String[] args) throws Exception {
System.out.println("******************************************防疫信息管理系统********************************************
");
//show();
boolean bool = Dome();
while(bool){
bool = Dome();
}
if(!bool){
System.out.println("**************************************已成功退出防疫信息管理系统**************************************
");
System.exit(0);
}
}
//流程
public static boolean Dome() throws Exception{
Scanner scan = new Scanner(System.in);
show();
int key = scan.nextInt();
switch (key) {
case 1:
showMessage(listMessage());
break;
case 2:{
System.out.println("输入时间：");
String date = scan.next();
showMessage(selectDate(date));
System.out.println("在"+date+"参与统计的人数
");
showNum(selectDate(date));
}break;
case 3:{
System.out.println("输入想查询的防疫信息："请选择操作：(1.有无发热，2.是否为留校学生，3.是否为湖北籍，4.是否与武汉疫区人员接触，5.是否与湖北疫区人员接触，6.是否在武汉，7.是否在湖北，8.今天从外地返校)");
int key1 = scan.nextInt();
switch (key1) {
case 1:{
System.out.println("有无发热：");
String Situation = scan.next();
showMessage(selectSituation(Situation));
if(Situation.equals("有发热")) {
System.out.println("发热人数为：");
}
else if(Situation.equals("无发热")) {
System.out.println("未发热人数为：");
}
a=showNum(selectSituation(Situation));
//生成柱状图
System.out.println("******");
System.out.println("是否要生成柱状图：");
String b = scan.next();
System.out.println("******");
if(b.equals("是")) {
TestFly();
JFrame frame=new JFrame("该数据的数量统计");
frame.setLayout(new GridLayout(2,2,5,5));
frame.add(new TestFly().getChartPanel()); //添加柱形图
frame.setBounds(0, 0, 600, 500);
frame.setVisible(true);
}
else if(b.equals("否")) {
System.out.println("******");
System.out.println("退出中");
System.out.println("******");
}
}break;
case 2:{
System.out.println("是否为留校学生：");
String Situation1 = scan.next();
showMessage(selectSituation1(Situation1));
if(Situation1.equals("是")) {
System.out.println("是留校学生的人数为：");
}
else if(Situation1.equals("否")) {
System.out.println("不是留校学生人数为：");
}
a=showNum(selectSituation1(Situation1));
//生成柱状图
System.out.println("******");
System.out.println("是否要生成柱状图：");
String b = scan.next();
System.out.println("******");
if(b.equals("是")) {
TestFly();
JFrame frame=new JFrame("该数据的数量统计");
frame.setLayout(new GridLayout(2,2,5,5));
frame.add(new TestFly().getChartPanel()); //添加柱形图
frame.setBounds(0, 0, 600, 500);
frame.setVisible(true);
}
else if(b.equals("否")) {
System.out.println("******");
System.out.println("退出中");
System.out.println("******");
}
}break;
case 3:{
System.out.println("是否为湖北籍：");
String Situation2 = scan.next();
showMessage(selectSituation2(Situation2));
if(Situation2.equals("是")) {
System.out.println("湖北籍人数为：");
}
else if(Situation2.equals("否")) {
System.out.println("湖北籍人数为：");
}
a=showNum(selectSituation2(Situation2));
//生成柱状图
System.out.println("******");
System.out.println("是否要生成柱状图：");
String b = scan.next();
System.out.println("******");
if(b.equals("是")) {
TestFly();
JFrame frame=new JFrame("该数据的数量统计");
frame.setLayout(new GridLayout(2,2,5,5));
frame.add(new TestFly().getChartPanel()); //添加柱形图
frame.setBounds(0, 0, 600, 500);
frame.setVisible(true);
}
else if(b.equals("否")) {
System.out.println("******");
System.out.println("退出中");
System.out.println("******");
}
}break;
case 4:{
System.out.println("是否与武汉疫区人员接触： ");
String Situation3 = scan.next();
showMessage(selectSituation3(Situation3));
if(Situation3.equals("是")) {
System.out.println("已经与武汉疫区人员接触的人数为：");
}
else if(Situation3.equals("否")) {
System.out.println("未与武汉疫区人员接触的人数为：");
}
a=showNum(selectSituation3(Situation3));
//生成柱状图
System.out.println("******");
System.out.println("是否要生成柱状图：");
String b = scan.next();
System.out.println("******");
if(b.equals("是")) {
TestFly();
JFrame frame=new JFrame("该数据的数量统计");
frame.setLayout(new GridLayout(2,2,5,5));
frame.add(new TestFly().getChartPanel()); //添加柱形图
frame.setBounds(0, 0, 600, 500);
frame.setVisible(true);
}
else if(b.equals("否")) {
System.out.println("******");
System.out.println("退出中");
System.out.println("******");
}
}break;
case 5:{
System.out.println("是否与湖北疫区人员接触：");
String Situation4 = scan.next();
showMessage(selectSituation4(Situation4));
if(Situation4.equals("是")) {
System.out.println("已经与湖北疫区人员接触的人数为：");
}
else if(Situation4.equals("否")) {
System.out.println("未与湖北疫区人员接触的人数为：");
}
a=showNum(selectSituation4(Situation4));
//生成柱状图
System.out.println("******");
System.out.println("是否要生成柱状图：");
String b = scan.next();
System.out.println("******");
if(b.equals("是")) {
TestFly();
JFrame frame=new JFrame("该数据的数量统计");
frame.setLayout(new GridLayout(2,2,5,5));
frame.add(new TestFly().getChartPanel()); //添加柱形图
frame.setBounds(0, 0, 600, 500);
frame.setVisible(true);
}
else if(b.equals("否")) {
System.out.println("******");
System.out.println("退出中");
System.out.println("******");
}
}break;
case 6:{
System.out.println("是否在武汉：");
String Situation5 = scan.next();
showMessage(selectSituation5(Situation5));
if(Situation5.equals("是")) {
System.out.println("在武汉的人数为：");
}
else if(Situation5.equals("否")) {
System.out.println("未在武汉的人数为：");
}
a=showNum(selectSituation5(Situation5));
//生成柱状图
System.out.println("******");
System.out.println("是否要生成柱状图：");
String b = scan.next();
System.out.println("******");
if(b.equals("是")) {
TestFly();
JFrame frame=new JFrame("该数据的数量统计");
frame.setLayout(new GridLayout(2,2,5,5));
frame.add(new TestFly().getChartPanel()); //添加柱形图
frame.setBounds(0, 0, 600, 500);
frame.setVisible(true);
}
else if(b.equals("否")) {
System.out.println("******");
System.out.println("退出中");
System.out.println("******");
}
}break;
case 7:{
System.out.println("是否在湖北：");
String Situation6 = scan.next();
showMessage(selectSituation6(Situation6));
if(Situation6.equals("是")) {
System.out.println("在湖北的人数为：");
}
else if(Situation6.equals("否")) {
System.out.println("未在湖北的人数为：");
}
a=showNum(selectSituation6(Situation6));
//生成柱状图
System.out.println("******");
System.out.println("是否要生成柱状图：");
String b = scan.next();
System.out.println("******");
if(b.equals("是")) {
TestFly();
JFrame frame=new JFrame("该数据的数量统计");
frame.setLayout(new GridLayout(2,2,5,5));
frame.add(new TestFly().getChartPanel()); //添加柱形图
frame.setBounds(0, 0, 600, 500);
frame.setVisible(true);
}
else if(b.equals("否")) {
System.out.println("******");
System.out.println("退出中");
System.out.println("******");
}
}break;
case 8:{
System.out.println("是否今天从外地返校：");
String Situation7 = scan.next();
showMessage(selectSituation7(Situation7));
if(Situation7.equals("是")) {
System.out.println("返校人数为：");
}
else if(Situation7.equals("否")) {
System.out.println("未返校人数为：");
}
a=showNum(selectSituation7(Situation7));
//生成柱状图
System.out.println("******");
System.out.println("是否要生成柱状图：");
String b = scan.next();
System.out.println("******");
if(b.equals("是")) {
TestFly();
JFrame frame=new JFrame("该数据的数量统计");
frame.setLayout(new GridLayout(2,2,5,5));
frame.add(new TestFly().getChartPanel()); //添加柱形图
frame.setBounds(0, 0, 600, 500);
frame.setVisible(true);
}
else if(b.equals("否")) {
System.out.println("******");
System.out.println("退出中");
System.out.println("******");
}
}break;
}
}break;
case 4:{
System.out.println("输入姓名（学号）：");
String name = scan.next();
selectAntiNum(name);
}break;
case 5:{
System.out.println("输入姓名（学号）和日期，进行准确查询：");
String name = scan.next();
String date = scan.next();
selectAntiNum1(name,date);
}break;
case 6:{
System.out.println("输入姓名（学号）:");
String name = scan.next();
deleteFly(name);
}break;
case 7:{
System.out.println("输入姓名（学号）、发热情况、登记时间、疫情情况：");
String name = scan.next();
String Situation = scan.next();
String Situation1 = scan.next();
String Situation2 = scan.next();
String Situation3 = scan.next();
String Situation4 = scan.next();
String Situation5 = scan.next();
String Situation6 = scan.next();
String Situation7 = scan.next();
String date = scan.next();
creatAnti(name,Situation,Situation1,Situation2,Situation3,Situation4,Situation5,Situation6,Situation7,date);
}break;
default:
//scan.close();
return false;
}
//scan.close();
return true;
}
//生成柱状图
private static void TestFly() {
CategoryDataset dataset = getDataSet();//将获得的数据传递给CategoryDataset类的对象
JFreeChart chart = ChartFactory.createBarChart3D(
"人数统计表", // 图表标题
"人数信息", // 目录轴的显示标签
"人数/个", // 数值轴的显示标签
dataset, // 数据集
PlotOrientation.VERTICAL, // 图表方向：水平、垂直
true, // 是否显示图例(对于简单的柱状图必须是false)
false, // 是否生成工具
false // 是否生成URL链接
);
CategoryPlot plot=chart.getCategoryPlot();//获取图表区域对象
CategoryAxis domainAxis=plot.getDomainAxis(); //水平底部列表
domainAxis.setLabelFont(new Font("黑体",Font.BOLD,14)); //水平底部标题
domainAxis.setTickLabelFont(new Font("宋体",Font.BOLD,12)); //垂直标题
ValueAxis rangeAxis=plot.getRangeAxis();//获取柱状
rangeAxis.setLabelFont(new Font("黑体",Font.BOLD,15));
chart.getLegend().setItemFont(new Font("黑体", Font.BOLD, 15));
chart.getTitle().setFont(new Font("宋体",Font.BOLD,20));//设置标题字体
frame1=new ChartPanel(chart,true); //这里也可以用chartFrame,可以直接生成一个独立的Frame
}
private static CategoryDataset getDataSet() {
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.addValue(a,"situation", "situation");//成绩1
return dataset;
}
public ChartPanel getChartPanel(){
return frame1;
}
//注册驱动，获取连接
public static Connection getCon() throws Exception{
Class.forName("com.mysql.jdbc.Driver");
con = DriverManager.getConnection("jdbc:mysql://localhost:3306/fly", "root", "19981228");
return con;
}
//创建初始信息，插入信息
public static void creatAnti(String name,String situation, String situation1, String situation2, String situation3, String situation4, String situation5, String situation6, String situation7,String date) throws Exception{
getCon();
String sql = "insert into anti values (null,?,?,?,?,?,?,?,?,?,?)";
ps = con.prepareStatement(sql);
ps.setString(1, name);
ps.setString(2, situation);
ps.setString(3, situation1);
ps.setString(4, situation2);
ps.setString(5, situation3);
ps.setString(6, situation4);
ps.setString(7, situation5);
ps.setString(8, situation6);
ps.setString(9, situation7);
ps.setString(10, date);
ps.executeUpdate();
ps.close();
con.close();
selectAntiNum(name);
}
//系统主菜单
public static void show(){
System.out.println("请选择操作：(1.列出防疫信息，2.按时间查询，3.按防疫信息查询，4.按姓名（学号）查询，5.按姓名（学号）查询和日期，进行准确查询，6.删除人员信息，7.添加人员信息， 8.退出系統)");
}
//获取结果集合输出
public static void showMessage(Set<Anti> set){
System.out.println("
********************************版权所有：wyq***********************************
");
if(set.size() == 0){
System.out.println("未匹配到任何数据！");
System.out.println("
********************************版权所有：wyq***********************************
");
return;
}
System.out.println("Anti 姓名 有无发热 是否为留校学生/是否为湖北籍/是否与武汉疫区人员接触/是否与湖北疫区人员接触/是否在武汉 是否在湖北 是否今天从外地返校 时间");
for( Anti value : set){
System.out.println(value);
}
System.out.println("
********************************版权所有：wyq***********************************
");
}
//获取此数据的人数
public static int showNum(Set<Anti> set){
int x=0;
for( Anti value : set){
x++;
System.out.println(value);
}
System.out.println("
***数据统计***
");
System.out.println("共有"+x+"人");
System.out.println("
***数据统计***
");
return x;
}
//列出防疫信息
public static Set<Anti> listMessage() throws Exception{
getCon();
String sql = "select * from anti";
ps = con.prepareStatement(sql);
rs = ps.executeQuery();
Set<Anti> set = new HashSet<>();
while(rs.next()){
int id = rs.getInt("id");
String name = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String dateTime = rs.getString("date");
Anti anti = new Anti(id, name, situation, situation1, situation2, situation3, situation4, situation5, situation6, situation7,dateTime);
set.add(anti);
}
ps.close();
con.close();
return set;
}
//按时间
public static Set<Anti> selectDate(String date) throws Exception{
getCon();
String sql = "select * from anti where date = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, date);
rs = ps.executeQuery();
Set<Anti> set = new HashSet<>();
while(rs.next()){
int id = rs.getInt("id");
String name = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String dateTime = rs.getString("date");
Anti anti = new Anti(id, name, situation, situation1, situation2, situation3, situation4, situation5, situation6, situation7,dateTime);
set.add(anti);
}
ps.close();
con.close();
return set;
}
//按防疫情况
public static Set<Anti> selectSituation(String Situation) throws Exception{
getCon();
String sql = "select * from anti where situation = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, Situation);
rs = ps.executeQuery();
Set<Anti> set = new HashSet<>();
while(rs.next()){
int id = rs.getInt("id");
String name = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String dateTime = rs.getString("date");
Anti anti = new Anti(id, name, situation, situation1, situation2, situation3, situation4, situation5, situation6, situation7,dateTime);
set.add(anti);
}
ps.close();
con.close();
return set;
}
//按防疫情况1
public static Set<Anti> selectSituation1(String Situation1) throws Exception{
getCon();
String sql = "select * from anti where situation1 = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, Situation1);
rs = ps.executeQuery();
Set<Anti> set = new HashSet<>();
while(rs.next()){
int id = rs.getInt("id");
String name = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String dateTime = rs.getString("date");
Anti anti = new Anti(id, name, situation, situation1, situation2, situation3, situation4, situation5, situation6, situation7,dateTime);
set.add(anti);
}
ps.close();
con.close();
return set;
}
//按防疫情况2
public static Set<Anti> selectSituation2(String Situation2) throws Exception{
getCon();
String sql = "select * from anti where situation2 = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, Situation2);
rs = ps.executeQuery();
Set<Anti> set = new HashSet<>();
while(rs.next()){
int id = rs.getInt("id");
String name = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String dateTime = rs.getString("date");
Anti anti = new Anti(id, name, situation, situation1, situation2, situation3, situation4, situation5, situation6, situation7,dateTime);
set.add(anti);
}
ps.close();
con.close();
return set;
}
//按防疫情况3
public static Set<Anti> selectSituation3(String Situation3) throws Exception{
getCon();
String sql = "select * from anti where situation3 = ? ";
ps = con.prepareStatement(sql);
ps.setString(4, Situation3);
rs = ps.executeQuery();
Set<Anti> set = new HashSet<>();
while(rs.next()){
int id = rs.getInt("id");
String name = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String dateTime = rs.getString("date");
Anti anti = new Anti(id, name, situation, situation1, situation2, situation3, situation4, situation5, situation6, situation7,dateTime);
set.add(anti);
}
ps.close();
con.close();
return set;
}
//按防疫情况4
public static Set<Anti> selectSituation4(String Situation4) throws Exception{
getCon();
String sql = "select * from anti where situation4 = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, Situation4);
rs = ps.executeQuery();
Set<Anti> set = new HashSet<>();
while(rs.next()){
int id = rs.getInt("id");
String name = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String dateTime = rs.getString("date");
Anti anti = new Anti(id, name, situation, situation1, situation2, situation3, situation4, situation5, situation6, situation7,dateTime);
set.add(anti);
}
ps.close();
con.close();
return set;
}
//按防疫情况
public static Set<Anti> selectSituation5(String Situation5) throws Exception{
getCon();
String sql = "select * from anti where situation5 = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, Situation5);
rs = ps.executeQuery();
Set<Anti> set = new HashSet<>();
while(rs.next()){
int id = rs.getInt("id");
String name = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String dateTime = rs.getString("date");
Anti anti = new Anti(id, name, situation, situation1, situation2, situation3, situation4, situation5, situation6, situation7,dateTime);
set.add(anti);
}
ps.close();
con.close();
return set;
}
//按防疫情况6
public static Set<Anti> selectSituation6(String Situation6) throws Exception{
getCon();
String sql = "select * from anti where situation6 = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, Situation6);
rs = ps.executeQuery();
Set<Anti> set = new HashSet<>();
while(rs.next()){
int id = rs.getInt("id");
String name = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String dateTime = rs.getString("date");
Anti anti = new Anti(id, name, situation, situation1, situation2, situation3, situation4, situation5, situation6, situation7,dateTime);
set.add(anti);
}
ps.close();
con.close();
return set;
}
//按防疫情况7
public static Set<Anti> selectSituation7(String Situation7) throws Exception{
getCon();
String sql = "select * from anti where situation7 = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, Situation7);
rs = ps.executeQuery();
Set<Anti> set = new HashSet<>();
while(rs.next()){
int id = rs.getInt("id");
String name = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String dateTime = rs.getString("date");
Anti anti = new Anti(id, name, situation, situation1, situation2, situation3, situation4, situation5, situation6, situation7,dateTime);
set.add(anti);
}
ps.close();
con.close();
return set;
}
//按姓名
public static void selectAntiNum(String name) throws Exception{
getCon();
String sql = "select * from anti where name = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, name);
rs = ps.executeQuery();
boolean x = true;
while(rs.next()){
if(x){
System.out.println("
********************************版权所有：wyq***********************************
");
}
int id = rs.getInt("id");
String antinum = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String date = rs.getString("date");
System.out.println("Anti" + id + " " + antinum + " " + situation + " " + situation1 + " " + situation2 + " " + situation3 + " " + situation4 + " " + situation5 + " " + situation6 + " " + situation7 + " " + date);
x = false;
}
System.out.println("
********************************版权所有：wyq***********************************
");
}
public static void selectAntiNum1(String name,String date) throws Exception{
getCon();
String sql = "select * from anti where name = ? and date = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, name);
ps.setString(2, date);
rs = ps.executeQuery();
boolean x = true;
while(rs.next()){
if(x){
System.out.println("
********************************版权所有：wyq***********************************
");
}
int id = rs.getInt("id");
String antinum = rs.getString("name");
String situation = rs.getString("situation");
String situation1 = rs.getString("situation1");
String situation2 = rs.getString("situation2");
String situation3 = rs.getString("situation3");
String situation4 = rs.getString("situation4");
String situation5 = rs.getString("situation5");
String situation6 = rs.getString("situation6");
String situation7 = rs.getString("situation7");
String date1 = rs.getString("date");
System.out.println("Anti" + id + " " + antinum + " " + situation + " " + situation1 + " " + situation2 + " " + situation3 + " " + situation4 + " " + situation5 + " " + situation6 + " " + situation7 + " " + date);
x = false;
}
System.out.println("
********************************版权所有：wyq***********************************
");
}
//按姓名删除防疫信息
public static void deleteFly(String name) throws Exception{
getCon();
String sql = "delete from anti where name = ? ";
ps = con.prepareStatement(sql);
ps.setString(1, name);
ps.executeUpdate();
ps.close();
con.close();
System.out.println("
********************************版权所有：wyq***********************************
");
System.out.println("已删除！");
System.out.println("
********************************版权所有：wyq***********************************
");
}}
引用到的库：
以上是关于实验二 代码补充的主要内容，如果未能解决你的问题，请参考以下文章