groovy.lang
Class EmptyRange
java.lang.Object
groovy.lang.EmptyRange
- All Implemented Interfaces:
- Range, Iterable, Collection, List
public class EmptyRange
- extends Object
- implements Range
Constructing Ranges like 0..<0
- Author:
- Dierk Koenig
at
protected Comparable at
EMPTY_LIST
protected final List EMPTY_LIST
EmptyRange
public EmptyRange(Comparable at)
getFrom
public Comparable getFrom()
- Specified by:
getFrom
in interface Range
- Returns:
- the lower value in the range
getTo
public Comparable getTo()
- Specified by:
getTo
in interface Range
- Returns:
- the upper value in the range
isReverse
public boolean isReverse()
- Specified by:
isReverse
in interface Range
- Returns:
- true if this is a reverse range, iterating backwards
starting from the to value and ending on the from value
inspect
public String inspect()
- Specified by:
inspect
in interface Range
- Returns:
- the verbose String representation of this Range as would be typed into a console
to create the Range instance
toString
public String toString()
- Overrides:
toString
in class Object
size
public int size()
- Specified by:
size
in interface Collection
- Specified by:
size
in interface List
clear
public void clear()
- Specified by:
clear
in interface Collection
- Specified by:
clear
in interface List
isEmpty
public boolean isEmpty()
- Specified by:
isEmpty
in interface Collection
- Specified by:
isEmpty
in interface List
toArray
public Object[] toArray()
- Specified by:
toArray
in interface Collection
- Specified by:
toArray
in interface List
get
public Object get(int index)
- Specified by:
get
in interface List
remove
public Object remove(int index)
- Specified by:
remove
in interface List
add
public void add(int index,
Object element)
- Specified by:
add
in interface List
- Throws:
UnsupportedOperationException
indexOf
public int indexOf(Object o)
- Specified by:
indexOf
in interface List
lastIndexOf
public int lastIndexOf(Object o)
- Specified by:
lastIndexOf
in interface List
add
public boolean add(Object o)
- Specified by:
add
in interface Collection
- Specified by:
add
in interface List
- Throws:
UnsupportedOperationException
contains
public boolean contains(Object o)
- Specified by:
contains
in interface Collection
- Specified by:
contains
in interface List
remove
public boolean remove(Object o)
- Specified by:
remove
in interface Collection
- Specified by:
remove
in interface List
addAll
public boolean addAll(int index,
Collection c)
- Specified by:
addAll
in interface List
- Throws:
UnsupportedOperationException
addAll
public boolean addAll(Collection c)
- Specified by:
addAll
in interface Collection
- Specified by:
addAll
in interface List
- Throws:
UnsupportedOperationException
containsAll
public boolean containsAll(Collection c)
- Specified by:
containsAll
in interface Collection
- Specified by:
containsAll
in interface List
removeAll
public boolean removeAll(Collection c)
- Specified by:
removeAll
in interface Collection
- Specified by:
removeAll
in interface List
retainAll
public boolean retainAll(Collection c)
- Specified by:
retainAll
in interface Collection
- Specified by:
retainAll
in interface List
iterator
public Iterator iterator()
- Specified by:
iterator
in interface Iterable
- Specified by:
iterator
in interface Collection
- Specified by:
iterator
in interface List
subList
public List subList(int fromIndex,
int toIndex)
- Specified by:
subList
in interface List
listIterator
public ListIterator listIterator()
- Specified by:
listIterator
in interface List
listIterator
public ListIterator listIterator(int index)
- Specified by:
listIterator
in interface List
set
public Object set(int index,
Object element)
- Specified by:
set
in interface List
- Throws:
UnsupportedOperationException
toArray
public Object[] toArray(Object[] a)
- Specified by:
toArray
in interface Collection
- Specified by:
toArray
in interface List
step
public void step(int step,
Closure closure)
step
public List step(int step)
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