public class ListIterator<T extends Item> extends java.lang.Object implements UnfailingIterator, LastPositionFinder, LookaheadIterator, GroundedIterator, ReversibleIterator
Modifier and Type | Class and Description |
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static class |
ListIterator.Atomic |
static class |
ListIterator.OfNodes |
SequenceIterator.Property
Constructor and Description |
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ListIterator(java.util.List<T> list)
Create a ListIterator over a given List
|
Modifier and Type | Method and Description |
---|---|
int |
getLength()
Get the last position (that is, the number of items in the sequence).
|
java.util.EnumSet<SequenceIterator.Property> |
getProperties()
Get properties of this iterator, as a bit-significant integer.
|
GroundedValue |
getResidue()
Return a GroundedValue containing all the remaining items in the sequence returned by this
SequenceIterator, starting at the current position.
|
SequenceIterator |
getReverseIterator()
Get a new SequenceIterator that returns the same items in reverse order.
|
boolean |
hasNext()
Determine whether there are more items to come.
|
GroundedValue |
materialize()
Return a Sequence containing all the items in the sequence returned by this
SequenceIterator
|
T |
next()
Get the next item in the sequence.
|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
forEach, toList
close, forEachOrFail
public boolean hasNext()
LookaheadIterator
This method must not be called unless the result of getProperties() on the iterator
includes the property SequenceIterator.Property.LOOKAHEAD
hasNext
in interface LookaheadIterator
public T next()
UnfailingIterator
next
in interface SequenceIterator
next
in interface UnfailingIterator
public int getLength()
LastPositionFinder
SequenceIterator.Property.LAST_POSITION_FINDER
getLength
in interface LastPositionFinder
public java.util.EnumSet<SequenceIterator.Property> getProperties()
getProperties
in interface SequenceIterator
SequenceIterator.Property.GROUNDED
, SequenceIterator.Property.LAST_POSITION_FINDER
,
and SequenceIterator.Property.LOOKAHEAD
. It is always
acceptable to return the value zero, indicating that there are no known special properties.
It is acceptable for the properties of the iterator to change depending on its state.public GroundedValue materialize()
materialize
in interface SequenceIterator
materialize
in interface GroundedIterator
public GroundedValue getResidue()
GroundedIterator
getResidue
in interface GroundedIterator
public SequenceIterator getReverseIterator()
ReversibleIterator
getReverseIterator
in interface ReversibleIterator
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