jds
Interface Collection
- All Known Subinterfaces:
- Bag, Deque, FindMin, Indexed, Map, Queue, Set, Sorted, Stack
- public abstract interface Collection
- extends java.io.Serializable
Base class for jds Container hierarcy;
for use with book
Classic Data Structures
in Java
by Timothy A Budd,
published by Addison-Wesley, 2001.
- See Also:
Enumeration,
Serializable
| Fields inherited from class java.io.Serializable |
serialVersionUID |
|
Method Summary |
java.util.Enumeration |
elements()
Yields enumerator for collection |
boolean |
isEmpty()
Determines whether the collection is empty |
int |
size()
Determines number of elements in collection |
isEmpty
public boolean isEmpty()
- Determines whether the collection is empty
- Returns:
- true if the collection is empty
size
public int size()
- Determines number of elements in collection
- Returns:
- number of elements in collection as integer
elements
public java.util.Enumeration elements()
- Yields enumerator for collection
- Returns:
- an
Enumeration that will yield the elements of the collection - See Also:
Enumeration