consolebookrecordgetter.java

图书馆借阅系统小样例

package booksystem.console;

import java.util.Scanner;

import booksystem.BookRecord;
import booksystem.IBookRecordGetter;

//控制台中取得图书记录的类，实现取得图书借阅记录接口
public class ConsoleBookRecordGetter implements IBookRecordGetter {
	private final int MAX_BORROW_DAYS=15;
	@Override
	public BookRecord getBookRecord() {
		BookRecord bookrecord=new BookRecord();
		ConsoleBookGetter consolebookgetter=new ConsoleBookGetter();
		//取得图书信息并添到图书记录中
		bookrecord.setBook(consolebookgetter.getBook());
		//取得借阅天数
		Scanner consolescanner=new Scanner(System.in);
		int days=0;
		do
		{
			System.out.print("请输入借阅天数：");
			days=consolescanner.nextInt();
			if(days<1||days>this.MAX_BORROW_DAYS)
				System.out.println("借阅天数应该在1到"+this.MAX_BORROW_DAYS+"之间");
		}while(days<1||days>this.MAX_BORROW_DAYS);
		//将借阅天数放到图书记录中
		bookrecord.setBorrowDays(days);
		return bookrecord;
	}

}