com.atakmap.spatial.file

Class SpatialDbContentResolver

java.lang.Object

com.atakmap.android.data.FileContentResolver

com.atakmap.spatial.file.SpatialDbContentResolver

All Implemented Interfaces:

URIContentResolver, URIQueryInterface, VisibilityListener

Direct Known Subclasses:

FalconViewContentResolver, GMLContentResolver, GpxContentResolver, KmlContentResolver, MvtContentResolver, ShapefileContentResolver

public abstract class SpatialDbContentResolver
extends FileContentResolver

Field Summary

Fields

Modifier and Type	Field and Description
protected DataSourceFeatureDataStore	_database
protected MapView	_mapView

Fields inherited from class com.atakmap.android.data.FileContentResolver

_handlers, _validExts

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SpatialDbContentResolver(MapView mv, DataSourceFeatureDataStore db, java.util.Set<java.lang.String> validExts)

Method Summary

Modifier and Type	Method and Description
void	addHandler(java.io.File f) Add or update a content handler
protected abstract SpatialDbContentHandler	createHandler(java.io.File f, java.util.List<java.lang.Long> featureSetIds, Envelope bounds) Create a new content handler
java.util.List<URIContentHandler>	query(URIQueryParameters params) Query a list of content using specific parameters
void	scan(SpatialDbContentSource source) Perform a scan for existing files in the database and create handlers Only to be called during initialization

Methods inherited from class com.atakmap.android.data.FileContentResolver

addHandler, addHandler, dispose, getHandler, getHandler, getHandlers, onVisibilityConditions, removeHandler

Methods inherited from class java.lang.Object

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

Field Detail

_mapView

protected final MapView _mapView

_database

protected final DataSourceFeatureDataStore _database

Constructor Detail

SpatialDbContentResolver

protected SpatialDbContentResolver(MapView mv,
                                   DataSourceFeatureDataStore db,
                                   java.util.Set<java.lang.String> validExts)

Method Detail

scan

public void scan(SpatialDbContentSource source)

Perform a scan for existing files in the database and create handlers Only to be called during initialization

Parameters:

source - Content source used for checking if a file matches

addHandler

public void addHandler(java.io.File f)

Add or update a content handler

Parameters:

f - Content file

createHandler

protected abstract SpatialDbContentHandler createHandler(java.io.File f,
                                                         java.util.List<java.lang.Long> featureSetIds,
                                                         Envelope bounds)

Create a new content handler

Parameters:

f - Content file

featureSetIds - List of associated feature set IDs

bounds - Complete bounds (null if N/A)

Returns:

New content handler or null if failed

query

public java.util.List<URIContentHandler> query(URIQueryParameters params)

Description copied from interface: URIQueryInterface

Query a list of content using specific parameters

Specified by:

query in interface URIQueryInterface

Overrides:

query in class FileContentResolver

Parameters:

params - Query parameters

Returns:

List of matching content