mil.nga.geopackage.db

Class FeatureIndexer

java.lang.Object

mil.nga.geopackage.db.FeatureIndexer

public class FeatureIndexer
extends Object

Feature Indexer, indexes feature geometries into a table for searching

Field Summary

Fields

Modifier and Type	Field and Description
protected int	chunkLimit Query single chunk limit

Constructor Summary

Constructors

Constructor and Description
FeatureIndexer(Context context, FeatureDao featureDao) Constructor

Method Summary

Modifier and Type	Method and Description
void	close() Close the database connection in the feature indexer
long	count() Query for all Geometry Metadata count
long	count(BoundingBox boundingBox) Query for Geometry Metadata count within the bounding box, projected correctly
long	count(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection) Query for Geometry Metadata count within the bounding box in the provided projection
long	count(mil.nga.sf.GeometryEnvelope envelope) Query for Geometry Metadata count within the Geometry Envelope
int	countFeatures(BoundingBox boundingBox) Count the features within the bounding box
int	countFeatures(BoundingBox boundingBox, Map<String,Object> fieldValues) Count the features within the bounding box
int	countFeatures(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection) Count the features within the bounding box in the provided projection
int	countFeatures(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection, Map<String,Object> fieldValues) Count the features within the bounding box in the provided projection
int	countFeatures(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection, String where) Count the features within the bounding box in the provided projection
int	countFeatures(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection, String where, String[] whereArgs) Count the features within the bounding box in the provided projection
int	countFeatures(BoundingBox boundingBox, String where) Count the features within the bounding box
int	countFeatures(BoundingBox boundingBox, String where, String[] whereArgs) Count the features within the bounding box
int	countFeatures(mil.nga.sf.GeometryEnvelope envelope) Count the features within the geometry envelope
int	countFeatures(mil.nga.sf.GeometryEnvelope envelope, Map<String,Object> fieldValues) Count the features within the geometry envelope
int	countFeatures(mil.nga.sf.GeometryEnvelope envelope, String where) Count the features within the geometry envelope
int	countFeatures(mil.nga.sf.GeometryEnvelope envelope, String where, String[] whereArgs) Count the features within the geometry envelope
int	countFeatures(Map<String,Object> fieldValues) Count features
int	countFeatures(String where) Count features
int	countFeatures(String where, String[] whereArgs) Count features
boolean	deleteIndex() Delete the feature table index
boolean	deleteIndex(FeatureRow row) Delete the index for the feature row
boolean	deleteIndex(long geomId) Delete the index for the geometry id
BoundingBox	getBoundingBox() Query for the bounds of the feature table index
BoundingBox	getBoundingBox(mil.nga.sf.proj.Projection projection) Query for the feature index bounds and return in the provided projection
int	getChunkLimit() Get the SQL query chunk limit
FeatureRow	getFeatureRow(Cursor cursor) Get the feature row for the current place in the cursor
FeatureRow	getFeatureRow(GeometryMetadata geometryMetadata) Get the feature row for the Geometry Metadata
long	getGeometryId(Cursor cursor) Get the Geometry Metadata id for the current place in the cursor
GeometryMetadata	getGeometryMetadata(Cursor cursor) Get the Geometry Metadata for the current place in the cursor
Date	getLastIndexed() Get the date last indexed
double	getTolerance() Get the query range tolerance
int	index() Index the feature table if needed
int	index(boolean force) Index the feature table
boolean	index(FeatureRow row) Index the feature row.
boolean	isIndexed() Determine if the database table is indexed after database modifications
Cursor	query() Query for all Geometry Metadata
Cursor	query(BoundingBox boundingBox) Query for Geometry Metadata within the bounding box, projected correctly
Cursor	query(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection) Query for Geometry Metadata within the bounding box in the provided projection
Cursor	query(mil.nga.sf.GeometryEnvelope envelope) Query for Geometry Metadata within the Geometry Envelope
FeatureCursor	queryFeatures() Query for all features
FeatureCursor	queryFeatures(BoundingBox boundingBox) Query for features within the bounding box
FeatureCursor	queryFeatures(BoundingBox boundingBox, Map<String,Object> fieldValues) Query for features within the bounding box
FeatureCursor	queryFeatures(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection) Query for features within the bounding box in the provided projection
FeatureCursor	queryFeatures(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection, Map<String,Object> fieldValues) Query for features within the bounding box in the provided projection
FeatureCursor	queryFeatures(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection, String where) Query for features within the bounding box in the provided projection
FeatureCursor	queryFeatures(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection, String where, String[] whereArgs) Query for features within the bounding box in the provided projection
FeatureCursor	queryFeatures(BoundingBox boundingBox, String where) Query for features within the bounding box
FeatureCursor	queryFeatures(BoundingBox boundingBox, String where, String[] whereArgs) Query for features within the bounding box
FeatureCursor	queryFeatures(mil.nga.sf.GeometryEnvelope envelope) Query for features within the geometry envelope
FeatureCursor	queryFeatures(mil.nga.sf.GeometryEnvelope envelope, Map<String,Object> fieldValues) Query for features within the geometry envelope
FeatureCursor	queryFeatures(mil.nga.sf.GeometryEnvelope envelope, String where) Query for features within the geometry envelope
FeatureCursor	queryFeatures(mil.nga.sf.GeometryEnvelope envelope, String where, String[] whereArgs) Query for features within the geometry envelope
FeatureCursor	queryFeatures(Map<String,Object> fieldValues) Query for features
FeatureCursor	queryFeatures(String where) Query for features
FeatureCursor	queryFeatures(String where, String[] whereArgs) Query for features
Cursor	queryIds() Query for all Geometry Metadata ids
Cursor	queryIds(BoundingBox boundingBox) Query for Geometry Metadata ids within the bounding box, projected correctly
Cursor	queryIds(BoundingBox boundingBox, mil.nga.sf.proj.Projection projection) Query for Geometry Metadata ids within the bounding box in the provided projection
Cursor	queryIds(mil.nga.sf.GeometryEnvelope envelope) Query for Geometry Metadata idswithin the Geometry Envelope
void	setChunkLimit(int chunkLimit) Set the SQL query chunk limit
void	setProgress(GeoPackageProgress progress) Set the progress tracker
void	setTolerance(double tolerance) Set the query range tolerance

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

chunkLimit

protected int chunkLimit

Query single chunk limit

Constructor Detail

FeatureIndexer

public FeatureIndexer(Context context,
                      FeatureDao featureDao)

Constructor

Parameters:

context - context

featureDao - feature dao

Method Detail

close

public void close()

Close the database connection in the feature indexer

Since:

1.1.0

setProgress

public void setProgress(GeoPackageProgress progress)

Set the progress tracker

Parameters:

progress - progress tracker

getChunkLimit

public int getChunkLimit()

Get the SQL query chunk limit

Returns:

chunk limit

Since:

3.1.0

setChunkLimit

public void setChunkLimit(int chunkLimit)

Set the SQL query chunk limit

Parameters:

chunkLimit - chunk limit

Since:

3.1.0

index

public int index()

Index the feature table if needed

Returns:

count

index

public int index(boolean force)

Index the feature table

Parameters:

force - true to force re-indexing

Returns:

count

index

public boolean index(FeatureRow row)

Index the feature row. This method assumes that indexing has been completed and maintained as the last indexed time is updated.

Parameters:

row - feature row

Returns:

true if indexed

deleteIndex

public boolean deleteIndex()

Delete the feature table index

Returns:

true if index deleted

Since:

1.1.0

deleteIndex

public boolean deleteIndex(FeatureRow row)

Delete the index for the feature row

Parameters:

row - feature row

Returns:

true if deleted

Since:

1.1.0

deleteIndex

public boolean deleteIndex(long geomId)

Delete the index for the geometry id

Parameters:

geomId - geometry id

Returns:

true if deleted

isIndexed

public boolean isIndexed()

Determine if the database table is indexed after database modifications

Returns:

true if indexed

getLastIndexed

public Date getLastIndexed()

Get the date last indexed

Returns:

last indexed date or null

Since:

1.1.0

query

public Cursor query()

Query for all Geometry Metadata

Returns:

geometry metadata cursor

Since:

1.1.0

queryIds

public Cursor queryIds()

Query for all Geometry Metadata ids

Returns:

geometry metadata cursor

Since:

3.4.0

count

public long count()

Query for all Geometry Metadata count

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures()

Query for all features

Returns:

feature results

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(Map<String,Object> fieldValues)

Query for features

Parameters:

fieldValues - field values

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(Map<String,Object> fieldValues)

Count features

Parameters:

fieldValues - field values

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(String where)

Query for features

Parameters:

where - where clause

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(String where)

Count features

Parameters:

where - where clause

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(String where,
                                   String[] whereArgs)

Query for features

Parameters:

where - where clause

whereArgs - where arguments

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(String where,
                         String[] whereArgs)

Count features

Parameters:

where - where clause

whereArgs - where arguments

Returns:

count

Since:

3.4.0

getBoundingBox

public BoundingBox getBoundingBox()

Query for the bounds of the feature table index

Returns:

bounding box

Since:

3.1.0

getBoundingBox

public BoundingBox getBoundingBox(mil.nga.sf.proj.Projection projection)

Query for the feature index bounds and return in the provided projection

Parameters:

projection - desired projection

Returns:

bounding box

Since:

3.1.0

query

public Cursor query(BoundingBox boundingBox)

Query for Geometry Metadata within the bounding box, projected correctly

Parameters:

boundingBox - bounding box

Returns:

geometry metadata cursor

Since:

1.1.0

queryIds

public Cursor queryIds(BoundingBox boundingBox)

Query for Geometry Metadata ids within the bounding box, projected correctly

Parameters:

boundingBox - bounding box

Returns:

geometry metadata cursor

Since:

3.4.0

count

public long count(BoundingBox boundingBox)

Query for Geometry Metadata count within the bounding box, projected correctly

Parameters:

boundingBox - bounding box

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(BoundingBox boundingBox)

Query for features within the bounding box

Parameters:

boundingBox - bounding box

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(BoundingBox boundingBox)

Count the features within the bounding box

Parameters:

boundingBox - bounding box

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(BoundingBox boundingBox,
                                   Map<String,Object> fieldValues)

Query for features within the bounding box

Parameters:

boundingBox - bounding box

fieldValues - field values

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(BoundingBox boundingBox,
                         Map<String,Object> fieldValues)

Count the features within the bounding box

Parameters:

boundingBox - bounding box

fieldValues - field values

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(BoundingBox boundingBox,
                                   String where)

Query for features within the bounding box

Parameters:

boundingBox - bounding box

where - where clause

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(BoundingBox boundingBox,
                         String where)

Count the features within the bounding box

Parameters:

boundingBox - bounding box

where - where clause

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(BoundingBox boundingBox,
                                   String where,
                                   String[] whereArgs)

Query for features within the bounding box

Parameters:

boundingBox - bounding box

where - where clause

whereArgs - where arguments

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(BoundingBox boundingBox,
                         String where,
                         String[] whereArgs)

Count the features within the bounding box

Parameters:

boundingBox - bounding box

where - where clause

whereArgs - where arguments

Returns:

count

Since:

3.4.0

query

public Cursor query(BoundingBox boundingBox,
                    mil.nga.sf.proj.Projection projection)

Query for Geometry Metadata within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection of the provided bounding box

Returns:

geometry metadata cursor

Since:

1.1.0

queryIds

public Cursor queryIds(BoundingBox boundingBox,
                       mil.nga.sf.proj.Projection projection)

Query for Geometry Metadata ids within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection of the provided bounding box

Returns:

geometry metadata cursor

Since:

3.4.0

count

public long count(BoundingBox boundingBox,
                  mil.nga.sf.proj.Projection projection)

Query for Geometry Metadata count within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection of the provided bounding box

Returns:

count

Since:

1.1.0

queryFeatures

public FeatureCursor queryFeatures(BoundingBox boundingBox,
                                   mil.nga.sf.proj.Projection projection)

Query for features within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(BoundingBox boundingBox,
                         mil.nga.sf.proj.Projection projection)

Count the features within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(BoundingBox boundingBox,
                                   mil.nga.sf.proj.Projection projection,
                                   Map<String,Object> fieldValues)

Query for features within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection

fieldValues - field values

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(BoundingBox boundingBox,
                         mil.nga.sf.proj.Projection projection,
                         Map<String,Object> fieldValues)

Count the features within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection

fieldValues - field values

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(BoundingBox boundingBox,
                                   mil.nga.sf.proj.Projection projection,
                                   String where)

Query for features within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection

where - where clause

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(BoundingBox boundingBox,
                         mil.nga.sf.proj.Projection projection,
                         String where)

Count the features within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection

where - where clause

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(BoundingBox boundingBox,
                                   mil.nga.sf.proj.Projection projection,
                                   String where,
                                   String[] whereArgs)

Query for features within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection

where - where clause

whereArgs - where arguments

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(BoundingBox boundingBox,
                         mil.nga.sf.proj.Projection projection,
                         String where,
                         String[] whereArgs)

Count the features within the bounding box in the provided projection

Parameters:

boundingBox - bounding box

projection - projection

where - where clause

whereArgs - where arguments

Returns:

count

Since:

3.4.0

query

public Cursor query(mil.nga.sf.GeometryEnvelope envelope)

Query for Geometry Metadata within the Geometry Envelope

Parameters:

envelope - geometry envelope

Returns:

geometry metadata cursor

Since:

1.1.0

queryIds

public Cursor queryIds(mil.nga.sf.GeometryEnvelope envelope)

Query for Geometry Metadata idswithin the Geometry Envelope

Parameters:

envelope - geometry envelope

Returns:

geometry metadata cursor

Since:

1.1.0

count

public long count(mil.nga.sf.GeometryEnvelope envelope)

Query for Geometry Metadata count within the Geometry Envelope

Parameters:

envelope - geometry envelope

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(mil.nga.sf.GeometryEnvelope envelope)

Query for features within the geometry envelope

Parameters:

envelope - geometry envelope

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(mil.nga.sf.GeometryEnvelope envelope)

Count the features within the geometry envelope

Parameters:

envelope - geometry envelope

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(mil.nga.sf.GeometryEnvelope envelope,
                                   Map<String,Object> fieldValues)

Query for features within the geometry envelope

Parameters:

envelope - geometry envelope

fieldValues - field values

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(mil.nga.sf.GeometryEnvelope envelope,
                         Map<String,Object> fieldValues)

Count the features within the geometry envelope

Parameters:

envelope - geometry envelope

fieldValues - field values

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(mil.nga.sf.GeometryEnvelope envelope,
                                   String where)

Query for features within the geometry envelope

Parameters:

envelope - geometry envelope

where - where clause

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(mil.nga.sf.GeometryEnvelope envelope,
                         String where)

Count the features within the geometry envelope

Parameters:

envelope - geometry envelope

where - where clause

Returns:

count

Since:

3.4.0

queryFeatures

public FeatureCursor queryFeatures(mil.nga.sf.GeometryEnvelope envelope,
                                   String where,
                                   String[] whereArgs)

Query for features within the geometry envelope

Parameters:

envelope - geometry envelope

where - where clause

whereArgs - where arguments

Returns:

feature results

Since:

3.4.0

countFeatures

public int countFeatures(mil.nga.sf.GeometryEnvelope envelope,
                         String where,
                         String[] whereArgs)

Count the features within the geometry envelope

Parameters:

envelope - geometry envelope

where - where clause

whereArgs - where arguments

Returns:

count

Since:

3.4.0

getGeometryMetadata

public GeometryMetadata getGeometryMetadata(Cursor cursor)

Get the Geometry Metadata for the current place in the cursor

Parameters:

cursor - cursor

Returns:

geometry metadata

Since:

1.1.0

getGeometryId

public long getGeometryId(Cursor cursor)

Get the Geometry Metadata id for the current place in the cursor

Parameters:

cursor - cursor

Returns:

geometry id

Since:

3.4.0

getFeatureRow

public FeatureRow getFeatureRow(Cursor cursor)

Get the feature row for the current place in the cursor

Parameters:

cursor - cursor

Returns:

feature row

Since:

1.1.0

getFeatureRow

public FeatureRow getFeatureRow(GeometryMetadata geometryMetadata)

Get the feature row for the Geometry Metadata

Parameters:

geometryMetadata - geometry metadata

Returns:

feature row

Since:

1.1.0

getTolerance

public double getTolerance()

Get the query range tolerance

Returns:

query range tolerance

Since:

3.1.0

setTolerance

public void setTolerance(double tolerance)

Set the query range tolerance

Parameters:

tolerance - query range tolerance

Since:

3.1.0