This commit is contained in:
shellhub 2019-10-08 22:41:49 +08:00
parent 7eea1d6dec
commit c698b43a6b

View File

@ -130,6 +130,20 @@ class Queue {
public int getSize() {
return nItems;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("[");
for (int i = front; ; i = ++i % maxSize) {
sb.append(queueArray[i]).append(", ");
if (i == rear) {
break;
}
}
sb.replace(sb.length() - 2, sb.length(), "]");
return sb.toString();
}
}
/**
@ -161,5 +175,6 @@ public class Queues {
System.out.println(myQueue.peekFront()); // Will print 2
System.out.println(myQueue.peekRear()); // Will print 7
System.out.println(myQueue.toString()); // Will print [2, 5, 3, 7]
}
}