Package com.kheops.jmap.server.datasources

Class AbstractJMapDataSource

java.lang.Object

com.kheops.jmap.server.datasources.SpatialDataSource

com.kheops.jmap.server.datasources.VectorDataSource

com.kheops.jmap.server.datasources.SQLDataSource

com.kheops.jmap.server.datasources.SQLSpatialDataSource

com.kheops.jmap.server.datasources.AbstractJMapDataSource

Direct Known Subclasses:

AbstractJMapTableDataSource, JMapSQLDataSource

public abstract class AbstractJMapDataSource
extends SQLSpatialDataSource

Field Summary

Fields

Modifier and Type	Field	Description
protected DatabaseConfig	dbConfig
static final short	DEFAULT_GEOMETRY_FORMAT
static final String	JMAP_AREA_FIELD
static final String	JMAP_CENTROID_X_FIELD
static final String	JMAP_CENTROID_Y_FIELD
static final String	JMAP_GEOMETRY_FIELD
static final String	JMAP_GEOMETRY_TYPE_FIELD
static final String	JMAP_GEOMETRY_TYPE_FIELD_IX_NAME
static final String	JMAP_ID_FIELD
static final String	JMAP_ID_FIELD_IX_NAME
static final String	JMAP_LENGTH_FIELD
static final String	JMAP_MBR_FIELDS_IX_NAME
static final String	JMAP_MBR_X1_FIELD
static final String	JMAP_MBR_X2_FIELD
static final String	JMAP_MBR_Y1_FIELD
static final String	JMAP_MBR_Y2_FIELD
static final String	LAYER_TABLE_BASE
static final String	LAYERS_INDEX_TABLE
static final String	METADATA_EXTENT_X1
static final String	METADATA_EXTENT_X2
static final String	METADATA_EXTENT_Y1
static final String	METADATA_EXTENT_Y2
static final String	METADATA_GEOMETRY_FORMAT
static final String	METADATA_INDEX_COLS
static final String	METADATA_INDEX_ROWS
static final String	METADATA_INDEX_TABLE_NAME
static final String	METADATA_SRID
static final String	METADATA_TABLE
static final String	METADATA_TABLE_NAME
static final String	SPATIAL_INDEX_TABLE_BASE
static final String	TABLE_BASE

Fields inherited from class com.kheops.jmap.server.datasources.SQLSpatialDataSource

integerFields, mbrX1Field, mbrX2Field, mbrY1Field, mbrY2Field

Fields inherited from class com.kheops.jmap.server.datasources.SQLDataSource

connPool, MAX_EXTRACT_ELEMENTS_COUNT

Fields inherited from class com.kheops.jmap.server.datasources.VectorDataSource

EMPTY_ATTRIBUTE_ARRAY, EMPTY_ELEMENT_ARRAY

Constructor Summary

Constructors

Constructor	Description
AbstractJMapDataSource()

Method Summary

Modifier and Type	Method	Description
AttributeStat[]	calculateStats(QueryFilter[] queryFilters, Attribute[] attributes)	Calculates statistics for the specified attributes using the specified filters.
protected void	deleteMetadataTableEntry(Connection conn, String tableName)
DataSet	extractAttributes(QueryFilter[] queryFilters, Attribute[] attributes, Map<String,?> extraParameters)
JMapGeoElement[]	extractElements(QueryFilter[] queryFilters, Attribute[] attributes)
JMapGeoElement[]	extractElements(QueryFilter[] queryFilters, Attribute[] attributes, int pageSize, int offset)
static String	formatGeometryTableName(int dsId, int tableIndex)
static String	formatIndexTableName(int dsId, int tableIndex)
protected Rectangle	getMetadataExtent()
void	init(SpatialDataSourceInfo dataSourceInfo)
protected String	prepareSpatialIndexWhereClause(SpatialIndex spatialIndex, QueryFilter[] queryFilters)
protected void	updateMetadataTable(Connection conn, String oldTableName)
void	validateAttributeNames(Attribute[] attributes)
void	validateAttributeNames(Attribute[] attributes, String[] reservedWords)
String	validateFieldName(String name)
static String	validateFieldName(String name, String[] reservedWords)

Methods inherited from class com.kheops.jmap.server.datasources.SQLSpatialDataSource

appendSpatialFilter, createIndex, createIndex, deleteIndex, getExtent, getSimpleExtent, indexExists, setDefaultIsolationLevel, setIsolationLevel, setMinIsolationLevel

Methods inherited from class com.kheops.jmap.server.datasources.SQLDataSource

appendGeometryTypesFilter, appendSqlFilter, insertSqlRestrictions, setupQueryFilters

Methods inherited from class com.kheops.jmap.server.datasources.VectorDataSource

appendAttributeFilter, applyQueryFilters, getCount

Methods inherited from class com.kheops.jmap.server.datasources.SpatialDataSource

close, delete, getAttributeMetaData, getDataSourceInfo, getExtent, getName, isCancelled, update, validateProjection

Methods inherited from class java.lang.Object

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

Field Details

TABLE_BASE

public static final String TABLE_BASE

See Also:

• Constant Field Values

LAYER_TABLE_BASE

public static final String LAYER_TABLE_BASE

See Also:

• Constant Field Values

SPATIAL_INDEX_TABLE_BASE

public static final String SPATIAL_INDEX_TABLE_BASE

See Also:

• Constant Field Values

LAYERS_INDEX_TABLE

public static final String LAYERS_INDEX_TABLE

See Also:

• Constant Field Values

METADATA_TABLE

public static final String METADATA_TABLE

See Also:

• Constant Field Values

METADATA_INDEX_ROWS

public static final String METADATA_INDEX_ROWS

See Also:

• Constant Field Values

METADATA_INDEX_COLS

public static final String METADATA_INDEX_COLS

See Also:

• Constant Field Values

METADATA_INDEX_TABLE_NAME

public static final String METADATA_INDEX_TABLE_NAME

See Also:

• Constant Field Values

METADATA_EXTENT_Y2

public static final String METADATA_EXTENT_Y2

See Also:

• Constant Field Values

METADATA_EXTENT_X2

public static final String METADATA_EXTENT_X2

See Also:

• Constant Field Values

METADATA_EXTENT_Y1

public static final String METADATA_EXTENT_Y1

See Also:

• Constant Field Values

METADATA_EXTENT_X1

public static final String METADATA_EXTENT_X1

See Also:

• Constant Field Values

METADATA_TABLE_NAME

public static final String METADATA_TABLE_NAME

See Also:

• Constant Field Values

METADATA_SRID

public static final String METADATA_SRID

See Also:

• Constant Field Values

JMAP_GEOMETRY_FIELD

public static final String JMAP_GEOMETRY_FIELD

See Also:

• Constant Field Values

JMAP_GEOMETRY_TYPE_FIELD

public static final String JMAP_GEOMETRY_TYPE_FIELD

See Also:

• Constant Field Values

JMAP_GEOMETRY_TYPE_FIELD_IX_NAME

public static final String JMAP_GEOMETRY_TYPE_FIELD_IX_NAME

See Also:

• Constant Field Values

JMAP_ID_FIELD

public static final String JMAP_ID_FIELD

See Also:

• Constant Field Values

JMAP_ID_FIELD_IX_NAME

public static final String JMAP_ID_FIELD_IX_NAME

See Also:

• Constant Field Values

JMAP_MBR_X1_FIELD

public static final String JMAP_MBR_X1_FIELD

See Also:

• Constant Field Values

JMAP_MBR_Y1_FIELD

public static final String JMAP_MBR_Y1_FIELD

See Also:

• Constant Field Values

JMAP_MBR_X2_FIELD

public static final String JMAP_MBR_X2_FIELD

See Also:

• Constant Field Values

JMAP_MBR_Y2_FIELD

public static final String JMAP_MBR_Y2_FIELD

See Also:

• Constant Field Values

JMAP_MBR_FIELDS_IX_NAME

public static final String JMAP_MBR_FIELDS_IX_NAME

See Also:

• Constant Field Values

JMAP_AREA_FIELD

public static final String JMAP_AREA_FIELD

See Also:

• Constant Field Values

JMAP_LENGTH_FIELD

public static final String JMAP_LENGTH_FIELD

See Also:

• Constant Field Values

JMAP_CENTROID_X_FIELD

public static final String JMAP_CENTROID_X_FIELD

See Also:

• Constant Field Values

JMAP_CENTROID_Y_FIELD

public static final String JMAP_CENTROID_Y_FIELD

See Also:

• Constant Field Values

METADATA_GEOMETRY_FORMAT

public static final String METADATA_GEOMETRY_FORMAT

See Also:

• Constant Field Values

DEFAULT_GEOMETRY_FORMAT

public static final short DEFAULT_GEOMETRY_FORMAT

See Also:

• Constant Field Values

dbConfig

protected DatabaseConfig dbConfig

Constructor Details

AbstractJMapDataSource

public AbstractJMapDataSource()

Method Details

init

public void init(SpatialDataSourceInfo dataSourceInfo)
          throws IllegalArgumentException

Specified by:

init in class SpatialDataSource

Throws:

IllegalArgumentException

extractElements

public JMapGeoElement[] extractElements(QueryFilter[] queryFilters,
 Attribute[] attributes)
                                 throws Exception

Specified by:

extractElements in class VectorDataSource

Throws:

Exception

extractElements

public JMapGeoElement[] extractElements(QueryFilter[] queryFilters,
 Attribute[] attributes,
 int pageSize,
 int offset)
                                 throws Exception

Overrides:

extractElements in class VectorDataSource

Throws:

Exception

extractAttributes

public DataSet extractAttributes(QueryFilter[] queryFilters,
 Attribute[] attributes,
 Map<String,?> extraParameters)
                          throws Exception

Specified by:

extractAttributes in class SpatialDataSource

Throws:

Exception

prepareSpatialIndexWhereClause

protected String prepareSpatialIndexWhereClause(SpatialIndex spatialIndex,
 QueryFilter[] queryFilters)

calculateStats

public AttributeStat[] calculateStats(QueryFilter[] queryFilters,
 Attribute[] attributes)
                               throws Exception

Calculates statistics for the specified attributes using the specified filters.

Specified by:

calculateStats in class VectorDataSource

Returns:

calculated statistics for the specified attributes.

Throws:

Exception

getMetadataExtent

protected Rectangle getMetadataExtent()
                               throws SQLException

Throws:

SQLException

deleteMetadataTableEntry

protected void deleteMetadataTableEntry(Connection conn,
 String tableName)
                                 throws SQLException

Throws:

SQLException

updateMetadataTable

protected void updateMetadataTable(Connection conn,
 String oldTableName)
                            throws SQLException

Throws:

SQLException

validateFieldName

public String validateFieldName(String name)

validateFieldName

public static String validateFieldName(String name,
 String[] reservedWords)

validateAttributeNames

public void validateAttributeNames(Attribute[] attributes)

validateAttributeNames

public void validateAttributeNames(Attribute[] attributes,
 String[] reservedWords)

formatGeometryTableName

public static String formatGeometryTableName(int dsId,
 int tableIndex)

formatIndexTableName

public static String formatIndexTableName(int dsId,
 int tableIndex)