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java.lang.Object java.util.HashSet<E>
@Deprecated public class HashSet<E>
Constructor Summary | |
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HashSet()
Deprecated. |
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HashSet(Collection<? extends E> rhs)
Deprecated. |
Method Summary | ||
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boolean |
add(E e)
Deprecated. Adds the specified element to this set if it is not already present |
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boolean |
addAll(Collection<? extends E> c)
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void |
clear()
Deprecated. Removes all of the elements from this set |
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boolean |
contains(Object o)
Deprecated. Returns true if this set contains the specified element. |
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boolean |
containsAll(Collection<?> c)
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boolean |
equals(Object o)
Deprecated. Compares the specified object with this set for equality. |
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int |
hashCode()
Deprecated. Returns the hash code value for this set. |
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boolean |
isEmpty()
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Iterator<E> |
iterator()
Deprecated. Returns an iterator over the elements in this set. |
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boolean |
remove(Object o)
Deprecated. Removes the specified element from this set if it is present. |
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boolean |
removeAll(Collection<?> c)
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boolean |
retainAll(Collection<?> c)
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int |
size()
Deprecated. Retains only the elements in this set that are contained in the specified collection. |
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Object[] |
toArray()
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toArray(T[] dest)
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String |
toString()
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Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Methods inherited from interface java.util.Set |
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addAll, containsAll, isEmpty, removeAll, retainAll, toArray, toArray |
Constructor Detail |
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public HashSet()
public HashSet(Collection<? extends E> rhs)
Method Detail |
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public boolean add(E e)
Set
add
in interface Collection<E>
add
in interface Set<E>
public void clear()
Set
clear
in interface Collection<E>
clear
in interface Set<E>
public boolean contains(Object o)
Set
contains
in interface Collection<E>
contains
in interface Set<E>
public Iterator<E> iterator()
Set
iterator
in interface Iterable<E>
iterator
in interface Collection<E>
iterator
in interface Set<E>
public boolean remove(Object o)
Set
remove
in interface Collection<E>
remove
in interface Set<E>
public int size()
Set
size
in interface Collection<E>
size
in interface Set<E>
public int hashCode()
Set
hashCode
in interface Collection<E>
hashCode
in interface Set<E>
hashCode
in class Object
public boolean equals(Object o)
Set
equals
in interface Collection<E>
equals
in interface Set<E>
equals
in class Object
public boolean addAll(Collection<? extends E> c)
addAll
in interface Collection<E>
public boolean containsAll(Collection<?> c)
containsAll
in interface Collection<E>
public boolean isEmpty()
isEmpty
in interface Collection<E>
public boolean removeAll(Collection<?> c)
removeAll
in interface Collection<E>
public boolean retainAll(Collection<?> c)
retainAll
in interface Collection<E>
public Object[] toArray()
toArray
in interface Collection<E>
public <T> T[] toArray(T[] dest)
toArray
in interface Collection<E>
public String toString()
toString
in class Object
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