96 lines
2.5 KiB
Java
96 lines
2.5 KiB
Java
package chapter3.demo34;
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/**
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* Voter类代表一个投票者
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*/
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public class Voter {
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// 最大投票人数
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private static final int MAX_COUNT = 50;
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// 当前投票人数
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private static int count = 0;
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// 存储所有投票者的数组
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private static Voter[] voters = new Voter[MAX_COUNT];
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// 投票者姓名
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private String name;
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// 投票意见(true表示赞同,false表示反对)
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private boolean opinion;
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/**
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* 构造方法
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* @param name 投票者姓名
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*/
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public Voter(String name) {
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this.name = name;
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}
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/**
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* 投票方法
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* @param opinion 投票意见
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*/
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public void vote(boolean opinion) {
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// 检查是否达到最大投票人数
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if (count >= MAX_COUNT) {
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System.out.println("投票已结束,已达到最大投票数。");
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return;
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}
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// 检查是否重复投票
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if (hasVoted(this.name)) {
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System.out.println(name + ",请勿重复投票。");
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return;
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}
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// 记录投票意见
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this.opinion = opinion;
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voters[count] = this;
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count++;
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System.out.println(name + ",感谢您的投票。");
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}
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/**
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* 检查指定姓名的人是否已经投票
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* @param name 要检查的姓名
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* @return 如果已投票返回true,否则返回false
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*/
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private static boolean hasVoted(String name) {
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for (int i = 0; i < count; i++) {
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if (voters[i].name.equals(name)) {
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return true;
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}
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}
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return false;
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}
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/**
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* 打印投票结果
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*/
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public static void printResults() {
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System.out.println("===========投票结果===========");
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System.out.println("总投票数:" + count);
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int agreeCount = 0;
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for (int i = 0; i < count; i++) {
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System.out.println(voters[i].name + " 的意见:" + (voters[i].opinion ? "赞同" : "反对"));
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if (voters[i].opinion) {
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agreeCount++;
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}
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}
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System.out.println("赞同人数:" + agreeCount);
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System.out.println("反对人数:" + (count - agreeCount));
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}
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/**
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* 获取投票者姓名
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* @return 投票者姓名
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*/
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public String getName() {
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return name;
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}
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// 静态初始化块,在类加载时执行
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static {
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System.out.println("Voter类已加载,准备开始投票。");
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}
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}
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