mil.nga.geopackage.features.user

Class FeatureCursor

java.lang.Object

android.database.CursorWrapper

mil.nga.geopackage.user.UserCursor<FeatureColumn,FeatureTable,FeatureRow>

mil.nga.geopackage.features.user.FeatureCursor

All Implemented Interfaces:

Cursor, Closeable, AutoCloseable, UserCoreResult<FeatureColumn,FeatureTable,FeatureRow>

public class FeatureCursor
extends UserCursor<FeatureColumn,FeatureTable,FeatureRow>

Feature Cursor to wrap a database cursor for feature queries

Field Summary

Fields inherited from interface android.database.Cursor

FIELD_TYPE_BLOB, FIELD_TYPE_FLOAT, FIELD_TYPE_INTEGER, FIELD_TYPE_NULL, FIELD_TYPE_STRING

Constructor Summary

Constructors

Constructor and Description
FeatureCursor(FeatureTable table, Cursor cursor) Constructor

Method Summary

Modifier and Type	Method and Description
protected UserInvalidCursor<FeatureColumn,FeatureTable,FeatureRow,? extends UserCursor<FeatureColumn,FeatureTable,FeatureRow>,? extends UserDao<FeatureColumn,FeatureTable,FeatureRow,? extends UserCursor<FeatureColumn,FeatureTable,FeatureRow>>>	createInvalidCursor(UserDao dao, UserCursor cursor, List<Integer> invalidPositions, List<FeatureColumn> blobColumns) Create an invalid cursor
void	enableInvalidRequery(FeatureDao dao) Enable requery attempt of invalid rows after iterating through original query rows.
GeoPackageGeometryData	getGeometry() Get the geometry
FeatureRow	getRow(int[] columnTypes, Object[] values)
Object	getValue(FeatureColumn column) Handles geometries

Methods inherited from class mil.nga.geopackage.user.UserCursor

close, enableInvalidRequery, getInvalidPositions, getQuery, getRow, getTable, getValue, hasInvalidPositions, moveToNext, setQuery, wasNull

Methods inherited from class android.database.CursorWrapper

copyStringToBuffer, deactivate, getBlob, getColumnCount, getColumnIndex, getColumnIndexOrThrow, getColumnName, getColumnNames, getCount, getDouble, getExtras, getFloat, getInt, getLong, getNotificationUri, getPosition, getShort, getString, getType, getWantsAllOnMoveCalls, getWrappedCursor, isAfterLast, isBeforeFirst, isClosed, isFirst, isLast, isNull, move, moveToFirst, moveToLast, moveToPosition, moveToPrevious, registerContentObserver, registerDataSetObserver, requery, respond, setExtras, setNotificationUri, unregisterContentObserver, unregisterDataSetObserver

Methods inherited from class java.lang.Object

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

Methods inherited from interface mil.nga.geopackage.user.UserCoreResult

getBlob, getColumnIndex, getCount, getDouble, getFloat, getInt, getLong, getPosition, getShort, getString, getType, moveToFirst, moveToPosition

Constructor Detail

FeatureCursor

public FeatureCursor(FeatureTable table,
                     Cursor cursor)

Constructor

Parameters:

table - feature table

cursor - cursor

Method Detail

getRow

public FeatureRow getRow(int[] columnTypes,
                         Object[] values)

getValue

public Object getValue(FeatureColumn column)

Handles geometries

Specified by:

getValue in interface UserCoreResult<FeatureColumn,FeatureTable,FeatureRow>

Overrides:

getValue in class UserCursor<FeatureColumn,FeatureTable,FeatureRow>

getGeometry

public GeoPackageGeometryData getGeometry()

Get the geometry

Returns:

geometry data

enableInvalidRequery

public void enableInvalidRequery(FeatureDao dao)

Enable requery attempt of invalid rows after iterating through original query rows. Only supported for UserCursor.moveToNext() and UserCursor.getRow() usage.

Parameters:

dao - data access object used to perform requery

Since:

2.0.0

createInvalidCursor

protected UserInvalidCursor<FeatureColumn,FeatureTable,FeatureRow,? extends UserCursor<FeatureColumn,FeatureTable,FeatureRow>,? extends UserDao<FeatureColumn,FeatureTable,FeatureRow,? extends UserCursor<FeatureColumn,FeatureTable,FeatureRow>>> createInvalidCursor(UserDao dao,
                                                                                                                                                                                                                                                                        UserCursor cursor,
                                                                                                                                                                                                                                                                        List<Integer> invalidPositions,
                                                                                                                                                                                                                                                                        List<FeatureColumn> blobColumns)

Create an invalid cursor

Specified by:

createInvalidCursor in class UserCursor<FeatureColumn,FeatureTable,FeatureRow>

Parameters:

dao - data access object

cursor - user cursor

invalidPositions - invalid positions

blobColumns - blob columns

Returns:

invalid cursor