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java.lang.Objectorg.apache.commons.collections.primitives.CharCollections
public final class CharCollections
This class consists exclusively of static methods that operate on or return CharCollections.
The methods of this class all throw a NullPoCharerException if the provided collection is null.
Field Summary | |
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static CharIterator |
EMPTY_CHAR_ITERATOR
An unmodifiable, empty CharIterator |
static CharList |
EMPTY_CHAR_LIST
An unmodifiable, empty CharList |
static CharListIterator |
EMPTY_CHAR_LIST_ITERATOR
An unmodifiable, empty CharListIterator |
Constructor Summary | |
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CharCollections()
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Method Summary | |
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static CharIterator |
getEmptyCharIterator()
Returns an unmodifiable, empty CharIterator |
static CharList |
getEmptyCharList()
Returns an unmodifiable, empty CharList. |
static CharListIterator |
getEmptyCharListIterator()
Returns an unmodifiable, empty CharListIterator |
static CharIterator |
singletonCharIterator(char value)
Returns an unmodifiable CharIterator containing only the specified element. |
static CharList |
singletonCharList(char value)
Returns an unmodifiable CharList containing only the specified element. |
static CharListIterator |
singletonCharListIterator(char value)
Returns an unmodifiable CharListIterator containing only the specified element. |
static CharIterator |
unmodifiableCharIterator(CharIterator iter)
Returns an unmodifiable version of the given non-null CharIterator. |
static CharList |
unmodifiableCharList(CharList list)
Returns an unmodifiable version of the given non-null CharList. |
static CharListIterator |
unmodifiableCharListIterator(CharListIterator iter)
Returns an unmodifiable version of the given non-null CharListIterator. |
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 CharList EMPTY_CHAR_LIST
getEmptyCharList()
public static final CharIterator EMPTY_CHAR_ITERATOR
getEmptyCharIterator()
public static final CharListIterator EMPTY_CHAR_LIST_ITERATOR
getEmptyCharListIterator()
Constructor Detail |
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public CharCollections()
Method Detail |
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public static CharList singletonCharList(char value)
value
- the single value
public static CharIterator singletonCharIterator(char value)
value
- the single value
public static CharListIterator singletonCharListIterator(char value)
value
- the single value
public static CharList unmodifiableCharList(CharList list) throws java.lang.NullPointerException
list
- the non-null CharList to wrap in an unmodifiable decorator
NullPoCharerException
- if the given CharList is null
java.lang.NullPointerException
UnmodifiableCharList.wrap(org.apache.commons.collections.primitives.CharList)
public static CharIterator unmodifiableCharIterator(CharIterator iter)
iter
- the non-null CharIterator to wrap in an unmodifiable decorator
NullPoCharerException
- if the given CharIterator is nullUnmodifiableCharIterator.wrap(org.apache.commons.collections.primitives.CharIterator)
public static CharListIterator unmodifiableCharListIterator(CharListIterator iter)
iter
- the non-null CharListIterator to wrap in an unmodifiable decorator
NullPoCharerException
- if the given CharListIterator is nullUnmodifiableCharListIterator.wrap(org.apache.commons.collections.primitives.CharListIterator)
public static CharList getEmptyCharList()
EMPTY_CHAR_LIST
public static CharIterator getEmptyCharIterator()
EMPTY_CHAR_ITERATOR
public static CharListIterator getEmptyCharListIterator()
EMPTY_CHAR_LIST_ITERATOR
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