| 限定符和类型 | 方法和说明 |
|---|---|
Point |
get(int index) |
java.util.List<Point> |
random(int num)
从本列表中随机生成不重复的num个点.
|
Point |
set(int index,
Point element) |
int |
size() |
java.lang.String |
toString() |
add, add, addAll, clear, equals, hashCode, indexOf, iterator, lastIndexOf, listIterator, listIterator, remove, removeRange, subListaddAll, contains, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArraypublic PointList(java.util.List<Point> pointList)
public Point get(int index)
public int size()
public java.util.List<Point> random(int num)
如果列表数量不足时会返回全列表并不会报错
num - 随机生成的数量public java.lang.String toString()
toString 在类中 java.util.AbstractCollection<Point>