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java.lang.Objectweiss.util.AbstractCollection<AnyType>
weiss.util.HashSet<AnyType>
public class HashSet<AnyType>
HashSet implementation. Matches are based on equals; and hashCode must be consistently defined.
| Constructor Summary | |
|---|---|
HashSet()
Construct an empty HashSet. |
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HashSet(Collection<? extends AnyType> other)
Construct a HashSet from any collection. |
|
| Method Summary | |
|---|---|
boolean |
add(AnyType x)
Adds an item to this collection. |
void |
clear()
Change the size of this collection to zero. |
boolean |
contains(java.lang.Object x)
Tests if some item is in this collection. |
AnyType |
getMatch(AnyType x)
This method is not part of standard Java. |
Iterator<AnyType> |
iterator()
Obtains an Iterator object used to traverse the collection. |
boolean |
remove(java.lang.Object x)
Removes an item from this collection. |
int |
size()
Returns the number of items in this collection. |
| Methods inherited from class weiss.util.AbstractCollection |
|---|
equals, hashCode, isEmpty, toArray, toArray, toString |
| Methods inherited from class java.lang.Object |
|---|
clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
| Methods inherited from interface weiss.util.Collection |
|---|
isEmpty, toArray, toArray |
| Constructor Detail |
|---|
public HashSet()
public HashSet(Collection<? extends AnyType> other)
| Method Detail |
|---|
public int size()
size in interface Collection<AnyType>public AnyType getMatch(AnyType x)
getMatch in interface Set<AnyType>x - the object to search for.
public boolean contains(java.lang.Object x)
contains in interface Collection<AnyType>contains in class AbstractCollection<AnyType>x - any object.
public boolean add(AnyType x)
add in interface Collection<AnyType>add in class AbstractCollection<AnyType>x - any object.
public boolean remove(java.lang.Object x)
remove in interface Collection<AnyType>remove in class AbstractCollection<AnyType>x - any object.
public void clear()
clear in interface Collection<AnyType>clear in class AbstractCollection<AnyType>public Iterator<AnyType> iterator()
iterator in interface java.lang.Iterable<AnyType>iterator in interface Collection<AnyType>
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