CustomerBiz方法运用

package FacePro;

import java.util.Scanner;

public class CustomerBizTesr {

    public static void main(String[] args) {
        CustomerBiz a = new CustomerBiz();
        Scanner scanner = new Scanner(System.in);
        for (int i = 0; i < 5; i++) {
                System.out.println("请输入客户的姓名：");
                String name = scanner.next();
                a.addName(i,name);
                System.out.println("继续输入吗?(y/n)");
                String s = scanner.next();
                if(!s.equals("y")){
                    break;
                }
        }
        a.showName();
        System.out.println("");
        System.out.print("请输入开始查找的位置:");
        int star = scanner.nextInt();
        System.out.print("请输入结束查找的位置:");
        int end = scanner.nextInt();
        System.out.print("请输入查找的姓名:");
        String name = scanner.next();
        System.out.println("*****查找结果******");
        boolean b = a.search(star, name, end);
        if(b){
            System.out.println("找到该学生!");
        }
        else{
            System.out.println("没有找到该学生!");
        }
        scanner.close();
    }

}

package FacePro;

public class CustomerBiz {
    //声明属性
    String [] names = new String[5];
    
    //方案一:数组拼接为字符串
    //StringBuffer sb = new StringBuffer();
    //声明方法
    public void addName(int i,String name){
        names[i] = name;
        
       // sb.append(names[i]);     //方案一
    }
    public void showName(){
        System.out.print("输入的全部姓名为:");
        for(String na:names){
            System.out.print(na+"\t");
        }
    }
    public boolean search(int star ,String name,int end){
        //方案一:根据索引范围查找
        /*boolean b = true;
        int i = sb.indexOf(name);
        if (i < star || i >end){
            b = false;
        }
        return b;*/
        
        //方案二:根据name查找
       　boolean y = false;
        for(int i=star; i <= end ; i++){
            if(names[i].equals(name)){
                y = true;
                break;
            }
        }
        return y;
        
    }
}