客户数据（类的调用）

package com.qingdaoligong.jierui;
public class CustomerBiz {
    String[] shuzu = new String[5];
    int j;
    boolean qw = false;//定义一个布尔变量
    boolean qw1 = false;//定义一个布尔变量
    public void addName(String name1, int i) {
        shuzu[i] = name1;
    }
    public void showName() {
        System.out.println("*******************");
        System.out.println("\t客户信息表");
        System.out.println("*******************");
        for (String x : shuzu) {                        //依次输出数组内信息
            System.out.print("客户:" + x);
        }
        System.out.print("\n");
    }
    public boolean search(int start, int end, String name2) {
        for (int k = start; k < end; k++) {                //在指定索引范围内循环
            if (shuzu[k].equals(name2)) {
                qw = true;
                break;
            }
        }
        return qw;//返回一个布尔数据
    }
    public boolean search1(String name3,int i) {
          for(int j=0;j<i;j++){
              if(shuzu[j].equals(name3)){
                  qw1=true;
                  break;
              }
          }
          return qw1;
    }
}

package com.qingdaoligong.jierui;
import java.util.Scanner;
public class CustomerBizTest {
    public static void main(String[] args) {
        String name1 = "0";
        String name2;
        String name3;
        Scanner input = new Scanner(System.in);
        CustomerBiz name = new CustomerBiz();
        String Y = "n";
        int i = 0;
        do {
            Y = "n";
            System.out.print("请输入客户的姓名：");
            name1 = input.next();
            name.addName(name1, i);//调用addName方法
            i++;
            System.out.print("继续输入吗？（y/n）:");
            Y = input.next();
        } while (Y.equals("y"));
        name.showName();
        System.out.println("请输入需要查找的客户姓名：");
         name3=input.next();
         boolean chazhao = name.search1(name3, i);
         if(chazhao){
             System.out.println("找到了：");
         }else{
             System.out.println("没有找到了");
         }
        System.out.println("请输入姓名：");
        name2 = input.next();
        System.out.println("开始索引：");
        int start = input.nextInt();
        System.out.println("结束索引：");
        int end = input.nextInt();
        boolean result = name.search(start, end, name2);
        if(result){
            System.out.println("找到该学生");
        }else{
            System.out.println("没找到该学生");
        }
        input.close();
    }
}