class BookManage
{
int max=5;
Book[] booklist;
int i,j;
String note;
public void BookManage()
{
booklist=new Book[max];
i=-1;
j=0;
}
public void addBook(String isbn,String bname,String bauthor,String bpulisher,double bprice)
{
i++;
if(i>=max)
note="存书量超过预定值,不能再添加了!";
else
{
booklist[i]=new Book(isbn,bname,bauthor,boublisher,bprice);
j=1;
}
}
public void searchBook(String bookname)
{
for(j=0;j<i;j++)
{
if(booklist[j].getBookName().equals(bookName))
{
note=this.toString();
break;
}
else
note="\n没有查到所要的书。";
}
}
public String toString()
{
note="\n书的信息:"+booklist[j].getISBN()
+"|"+booklist[j].getBookName()+"|"+booklist[j].getAuthor()
+"|"+booklist[j].getPublisher()+"|"+booklist[j].getPrice();
return note;
}
}
public class testExample2_4
{
public static void main(String args[])
{
System.out.println("例2—4操作情况如下:");
BookManage bm=new BookManage();
bm.addBook("978-7-6666","Java上机练习","真老师","高等教育",20);
System.out.println(bm.toString());
bm.addBook("978-7-9999","数据结构","真老师","南京大学",28);
System.out.println(bm.toString());
bm.addBook("978-7-8888","面向对象程序设计","施珺","清华大学",32);
System.out.println(bm.toString());
bm.addBook("7-113-07777","VB学习与考试指导","施珺","中国铁道",35);
System.out.println(bm.toString());
bm.addBook("7-113-06658","VFP二级考前指导第一版","施珺","中国铁道",22);
System.out.println(bm.toString());
bm.addBook("7-113-08888","VFP二级考前指导第二版","施珺","中国铁道",29);
System.out.println(bm.note);
System.out.println("\n计数情况:i="+bm.i+"j="+bm.j);
bm.searchBook("VFP二级考前指导");
System.out.println("\nsearchBook("VFP二级考前指导")--"+bm.note);
bm.searchBook("数据结构");
System.out.println("\nsearchBook("数据结构")--"+bm.note+"\n");
}
}
错误提示为:
C:\Users\xuqianqian\Desktop\testExample2_4.java:67: 需要 ')'
System.out.println("\nsearchBook("VFP二级考前指导")--"+bm.note);
^
C:\Users\xuqianqian\Desktop\testExample2_4.java:67: 不是语句
System.out.println("\nsearchBook("VFP二级考前指导")--"+bm.note);
^
C:\Users\xuqianqian\Desktop\testExample2_4.java:67: 需要 ';'
System.out.println("\nsearchBook("VFP二级考前指导")--"+bm.note);
^