Package org.geotools.feature.collection
Class SubFeatureList
- All Implemented Interfaces:
SimpleFeatureCollection
,RandomFeatureAccess
,FeatureCollection<SimpleFeatureType,
SimpleFeature>
Default implementation of
FeatureCollection.sort(SortBy)
.
This implementation is not suitable for working with large content as it makes use of memory both when eastablishing an initial sort order, and subsequently to hold a list of FeatureId.
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Field Summary
Fields inherited from class SubFeatureCollection
collection, ff, filter
Fields inherited from class BaseFeatureCollection
id, schema
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Constructor Summary
ConstructorsConstructorDescriptionSubFeatureList
(SimpleFeatureCollection list, List<FeatureId> order) SubFeatureList
(SimpleFeatureCollection list, Filter filter) SubFeatureList
(SimpleFeatureCollection list, Filter filter, SortBy subSort) Create a simple SubFeatureList with the provided filter.SubFeatureList
(SimpleFeatureCollection list, SortBy sort) -
Method Summary
Modifier and TypeMethodDescriptionprotected Filter
Lazy create a filter based on indexPut this SubFeatureList in touch with its inner indexget
(int position) item at the specified index.Access Feature content by feature id.int
indexOf
(SimpleFeature feature) int
lastIndexOf
(SimpleFeature feature) Returns a quick iterator that uses get and size methods.Optional MethodSublist of this sublist!Methods inherited from class SubFeatureCollection
features, filter, getBounds, getID, size, sort, subCollection
Methods inherited from class BaseFeatureCollection
accepts, contains, containsAll, getSchema, isEmpty, toArray, toArray
Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface FeatureCollection
accepts, contains, containsAll, getBounds, getID, getSchema, isEmpty, size, toArray, toArray
Methods inherited from interface SimpleFeatureCollection
features, sort, subCollection
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Constructor Details
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SubFeatureList
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SubFeatureList
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SubFeatureList
Create a simple SubFeatureList with the provided filter. -
SubFeatureList
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Method Details
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get
item at the specified index.- Parameters:
position
- index of item- Returns:
- the item at the specified index.
- Throws:
IndexOutOfBoundsException
- if index is not between 0 and size
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createFilter
Lazy create a filter based on index- Overrides:
createFilter
in classSubFeatureCollection
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createIndex
Put this SubFeatureList in touch with its inner index -
indexOf
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lastIndexOf
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subList
Sublist of this sublist!Implementation will ensure this does not get out of hand, order is maintained and only indexed once.
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getFeatureMember
Description copied from interface:RandomFeatureAccess
Access Feature content by feature id.- Specified by:
getFeatureMember
in interfaceRandomFeatureAccess
- Returns:
- Feature with the indicated or id
- Throws:
NoSuchElementException
- if a Feature with the indicated id is not present
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openIterator
Returns a quick iterator that uses get and size methods.As with all resource collections it is assumed that the iterator will be closed after use.
- Returns:
- an iterator over the elements in this list in proper sequence.
- See Also:
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#modCount
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removeFeatureMember
Description copied from interface:RandomFeatureAccess
Optional Method- Specified by:
removeFeatureMember
in interfaceRandomFeatureAccess
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