edu.unh.sdb.datasource
Class RegCellDataSource

java.lang.Object
  edu.unh.sdb.datasource.DataCollection
      edu.unh.sdb.datasource.DataSource
          edu.unh.sdb.datasource.CellDataSource
              edu.unh.sdb.datasource.RegCellDataSource

All Implemented Interfaces:

CellIndexable, Indexable

public class RegCellDataSource
extends CellDataSource
implements CellIndexable

Field Summary

Fields inherited from class edu.unh.sdb.datasource.DataSource

fdlDescriptor, isActivated, name, wsName

Fields inherited from class edu.unh.sdb.datasource.DataCollection

attributeOrder, axisOrdering, axisWeights, bounds, dataOrder, dimensionality, numAttributes, pointOrder, recordDesc

Constructor Summary

RegCellDataSource(DataSource ds)
Constructor sets all data members to copies of the corresponding members from a point DataSource corresponding to this cell data source.

Method Summary

void	activate() The DataSource will perform any initialization required in order to begin reading/processing data.
void	datum(Datum dtm, IndexSpaceID did) PBR: Return by reference the Datum corresponding to the given IndexSpaceID.
void	datum(Datum dtm, IndexSpaceID did, FieldIDMapper mp) PBR: Return by reference the Datum corresponding to the given IndexSpaceID.
void	datum(Datum dtm, IndexSpaceID did, RecordSpec recSpec) PBR: Return by reference the Datum corresponding to the given IndexSpaceID.
Datum	datum(IndexSpaceID did) Return the Datum corresponding to the given IndexSpaceID.
Datum	datum(IndexSpaceID did, RecordSpec spec) Return the Datum corresponding to the given IndexSpaceID.
void	deactivate() The DataSource will release any resources used during the readling or processing of data.
Cell	getCell(IndexSpaceID cellISID) Get a cell in the cell data source
DataBlock	getCellData(IndexSpaceID cellISID) Get the point block of a cell
Datum[]	getCornerDatums(IndexSpaceID cellISID) Get the datums of the corners in a cell
IndexSpaceID[]	getCorners(IndexSpaceID cellISID) Get the corners of a cell
DimResolution	getDimResolution() Get the dimensional resolution
int[]	getPath() Get the path of an uniform region cell datasource in a ARRS tree
DataSource	getPointDS() Get the point data source relative to a cell data souce
void	setDimResolution(DimResolution resolution) Set the resolution
void	setPath(int[] path) Set the path of an uniform cell datasource in a ARRS tree
void	subblock(DataBlock theBlock, ISBounds dstBounds, ISBounds srcBounds) Reads a subblock defined by srcBounds into the region of the Datablock argument defined by dstBounds.
void	subblock(DataBlock theBlock, ISBounds dstBounds, ISBounds srcBounds, FieldIDMapper mp) Reads a subblock defined by srcBounds into the region of the Datablock argument defined by dstBounds.
void	subblock(DataBlock theBlock, ISBounds dstBounds, ISBounds srcBounds, RecordSpec rs) Reads a subblock defined by srcBounds into the region of the Datablock argument defined by dstBounds.
DataBlock	subblock(ISBounds db) Return a new DataBlock that is a subset of this datablock.
java.lang.String	toString() Return a String representing the object.
java.lang.String	toString(java.lang.String indent) Return a String representing the object indented by the argument string.
void	urCellBlock(DataBlock ublock, ISBounds b, ISBounds res) Return a cell block with the specified resolution and the specified bounds

Methods inherited from class edu.unh.sdb.datasource.DataSource

checkActivated, clearCache, copyBestID, create, create, create, createRemote, createRemote, createRemoteClient, createRemoteClient, createRemoteDataSource, createRemoteDataSource, createRemoteDataSourceUDP, createRemoteUDP, createRemoteUDP, dumpData, equals, getName, getValues, isActivated, main

Methods inherited from class edu.unh.sdb.datasource.DataCollection

byteSize, computeOffset, computeOffset, copyBounds, createDataBlock, createDataBlock, createDataBlock, createDatum, createDatum, createDatum, createDatum, createDatum, createDatum, datum, datum, dim, getAxisOrdering, getAxisWeight, getAxisWeights, getBounds, getByte, getBytes, getBytes, getBytes, getBytes, getBytes, getBytes, getBytesByAttribute, getBytesByAttribute, getBytesByPoint, getBytesByPoint, getDataOrder, getDimensionsArray, getDouble, getDoubles, getDoubles, getDoubles, getDoubles, getDoubles, getDoubles, getDoublesByAttribute, getDoublesByAttribute, getDoublesByPoint, getDoublesByPoint, getFloat, getFloats, getFloats, getFloats, getFloats, getFloats, getFloats, getFloatsByAttribute, getFloatsByAttribute, getFloatsByPoint, getFloatsByPoint, getInt, getInts, getInts, getInts, getInts, getInts, getInts, getIntsByAttribute, getIntsByAttribute, getIntsByPoint, getIntsByPoint, getLowerBoundsArray, getNumAttributes, getRecordDescriptor, getShort, getShorts, getShorts, getShorts, getShorts, getShorts, getShorts, getShortsByAttribute, getShortsByAttribute, getShortsByPoint, getShortsByPoint, getStorageType, getValues, getValuesByAttribute, getValuesByPoint, longVolume, setAxisOrdering, setBounds, setRecordDescriptor, size, subblock, subblock, subblock, subblock, subblock, subblock, subblock, subblock, useBytesOnly, volume

Methods inherited from class java.lang.Object

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

Methods inherited from interface edu.unh.sdb.datasource.Indexable

copyBounds, dim, getBounds, getNumAttributes, getRecordDescriptor, subblock, subblock

Constructor Detail

RegCellDataSource

public RegCellDataSource(DataSource ds)

Constructor sets all data members to copies of the corresponding members from a point DataSource corresponding to this cell data source.

Method Detail

activate

public void activate()

The DataSource will perform any initialization required in order to begin reading/processing data.

Overrides:

activate in class DataSource

getPointDS

public DataSource getPointDS()

Get the point data source relative to a cell data souce

setDimResolution

public void setDimResolution(DimResolution resolution)

Set the resolution

setPath

public void setPath(int[] path)

Set the path of an uniform cell datasource in a ARRS tree

getPath

public int[] getPath()

Get the path of an uniform region cell datasource in a ARRS tree

getDimResolution

public DimResolution getDimResolution()

Get the dimensional resolution

getCorners

public IndexSpaceID[] getCorners(IndexSpaceID cellISID)

Get the corners of a cell

getCornerDatums

public Datum[] getCornerDatums(IndexSpaceID cellISID)

Get the datums of the corners in a cell

getCellData

public DataBlock getCellData(IndexSpaceID cellISID)

Get the point block of a cell

getCell

public Cell getCell(IndexSpaceID cellISID)

Get a cell in the cell data source

deactivate

public void deactivate()

The DataSource will release any resources used during the readling or processing of data.

Overrides:

deactivate in class DataSource

datum

public Datum datum(IndexSpaceID did)

Return the Datum corresponding to the given IndexSpaceID.

Specified by:

datum in interface Indexable

Overrides:

datum in class DataCollection

datum

public Datum datum(IndexSpaceID did,
                   RecordSpec spec)

Return the Datum corresponding to the given IndexSpaceID. The Datum will only contain attributes specified by the RecordSpec argument.

Specified by:

datum in interface Indexable

Overrides:

datum in class DataCollection

datum

public void datum(Datum dtm,
                  IndexSpaceID did)

PBR: Return by reference the Datum corresponding to the given IndexSpaceID.

Specified by:

datum in interface Indexable

Overrides:

datum in class DataCollection

datum

public void datum(Datum dtm,
                  IndexSpaceID did,
                  FieldIDMapper mp)

PBR: Return by reference the Datum corresponding to the given IndexSpaceID. Only datum fields referred to by the FieldIDMapper are modified.

Specified by:

datum in interface Indexable

Specified by:

datum in class DataCollection

datum

public void datum(Datum dtm,
                  IndexSpaceID did,
                  RecordSpec recSpec)

PBR: Return by reference the Datum corresponding to the given IndexSpaceID. Only datum fields referred to by the RecordSpec are modified.

Specified by:

datum in interface Indexable

Overrides:

datum in class DataCollection

subblock

public DataBlock subblock(ISBounds db)

Return a new DataBlock that is a subset of this datablock.

Specified by:

subblock in interface Indexable

Overrides:

subblock in class DataCollection

subblock

public void subblock(DataBlock theBlock,
                     ISBounds dstBounds,
                     ISBounds srcBounds)

Reads a subblock defined by srcBounds into the region of the Datablock argument defined by dstBounds.

Specified by:

subblock in interface Indexable

Specified by:

subblock in class DataCollection

subblock

public void subblock(DataBlock theBlock,
                     ISBounds dstBounds,
                     ISBounds srcBounds,
                     FieldIDMapper mp)

Description copied from class: DataCollection

Reads a subblock defined by srcBounds into the region of the Datablock argument defined by dstBounds. The FieldIDMapper argument determines the mapping between datums in this DataBlock and datums in the argument DataBlock. It is legal to pass a null for the FieldIDMapper argument which means that all attributes are to be extracted.

Specified by:

subblock in interface Indexable

Specified by:

subblock in class DataCollection

subblock

public void subblock(DataBlock theBlock,
                     ISBounds dstBounds,
                     ISBounds srcBounds,
                     RecordSpec rs)

Description copied from class: DataCollection

Reads a subblock defined by srcBounds into the region of the Datablock argument defined by dstBounds. The RecordSpec argument specifies a subset of the attributes of this DataSource to be written into the DataBlock datums. It is legal to pass a null for the RecordSpec argument which means that all attributes are to be extracted.

Specified by:

subblock in interface Indexable

Overrides:

subblock in class DataCollection

urCellBlock

public void urCellBlock(DataBlock ublock,
                        ISBounds b,
                        ISBounds res)

Return a cell block with the specified resolution and the specified bounds

Specified by:

urCellBlock in interface CellIndexable

toString

public java.lang.String toString()

Return a String representing the object.

Overrides:

toString in class DataSource

toString

public java.lang.String toString(java.lang.String indent)

Return a String representing the object indented by the argument string.

Overrides:

toString in class DataSource