//按書名查找

public void BorrowByName() throws InvalidException{

while(!borrow) {//借書成功變?yōu)閠ure則不進(jìn)行循環(huán)

Scanner in = new Scanner(System.in);

String name = in.next();

for(Books b: booklist) {

if(name.equals(b.getName())) {

System.out.println("借書成功！");

System.out.println("您借的書是："+b.getId()+b.getName());

borrow = true;

break;

}break;

}throw new InvalidException("====找不到這本書====");

}}

輸出結(jié)果：

請(qǐng)按序號(hào)進(jìn)行查詢操作：1.按書號(hào)查詢；2.按書名查詢

2

數(shù)據(jù)結(jié)構(gòu)

====找不到這本書====