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java.lang.Objectorg.apache.commons.collections.primitives.LongCollections
public final class LongCollections
This class consists exclusively of static methods that operate on or return LongCollections.
The methods of this class all throw a NullPoLongerException if the provided collection is null.
Field Summary | |
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static LongIterator |
EMPTY_LONG_ITERATOR
An unmodifiable, empty LongIterator |
static LongList |
EMPTY_LONG_LIST
An unmodifiable, empty LongList |
static LongListIterator |
EMPTY_LONG_LIST_ITERATOR
An unmodifiable, empty LongListIterator |
Constructor Summary | |
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LongCollections()
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Method Summary | |
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static LongIterator |
getEmptyLongIterator()
Returns an unmodifiable, empty LongIterator |
static LongList |
getEmptyLongList()
Returns an unmodifiable, empty LongList. |
static LongListIterator |
getEmptyLongListIterator()
Returns an unmodifiable, empty LongListIterator |
static LongIterator |
singletonLongIterator(long value)
Returns an unmodifiable LongIterator containing only the specified element. |
static LongList |
singletonLongList(long value)
Returns an unmodifiable LongList containing only the specified element. |
static LongListIterator |
singletonLongListIterator(long value)
Returns an unmodifiable LongListIterator containing only the specified element. |
static LongIterator |
unmodifiableLongIterator(LongIterator iter)
Returns an unmodifiable version of the given non-null LongIterator. |
static LongList |
unmodifiableLongList(LongList list)
Returns an unmodifiable version of the given non-null LongList. |
static LongListIterator |
unmodifiableLongListIterator(LongListIterator iter)
Returns an unmodifiable version of the given non-null LongListIterator. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final LongList EMPTY_LONG_LIST
getEmptyLongList()
public static final LongIterator EMPTY_LONG_ITERATOR
getEmptyLongIterator()
public static final LongListIterator EMPTY_LONG_LIST_ITERATOR
getEmptyLongListIterator()
Constructor Detail |
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public LongCollections()
Method Detail |
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public static LongList singletonLongList(long value)
value
- the single value
public static LongIterator singletonLongIterator(long value)
value
- the single value
public static LongListIterator singletonLongListIterator(long value)
value
- the single value
public static LongList unmodifiableLongList(LongList list) throws java.lang.NullPointerException
list
- the non-null LongList to wrap in an unmodifiable decorator
NullPoLongerException
- if the given LongList is null
java.lang.NullPointerException
UnmodifiableLongList.wrap(org.apache.commons.collections.primitives.LongList)
public static LongIterator unmodifiableLongIterator(LongIterator iter)
iter
- the non-null LongIterator to wrap in an unmodifiable decorator
NullPoLongerException
- if the given LongIterator is nullUnmodifiableLongIterator.wrap(org.apache.commons.collections.primitives.LongIterator)
public static LongListIterator unmodifiableLongListIterator(LongListIterator iter)
iter
- the non-null LongListIterator to wrap in an unmodifiable decorator
NullPoLongerException
- if the given LongListIterator is nullUnmodifiableLongListIterator.wrap(org.apache.commons.collections.primitives.LongListIterator)
public static LongList getEmptyLongList()
EMPTY_LONG_LIST
public static LongIterator getEmptyLongIterator()
EMPTY_LONG_ITERATOR
public static LongListIterator getEmptyLongListIterator()
EMPTY_LONG_LIST_ITERATOR
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