edu.unh.sdb.datasource
Class BlockedDataSourceBuilder

java.lang.Object
  edu.unh.sdb.datasource.DataSourceBuilder
      edu.unh.sdb.datasource.BlockedDataSourceBuilder

public class BlockedDataSourceBuilder
extends DataSourceBuilder

Manufactures Logical Blocked DataSource objects. Holds relevant data and validates before instantiating the appropriate DataSource objects

Field Summary

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

componentBounds, componentFieldPositions, componentIndices, componentMaps, compositeBounds, compositeFieldNames, compositeFieldPositions, discardFlag, dsList, nameMapping

Constructor Summary

BlockedDataSourceBuilder(DataSourceCollection d, java.lang.String n)
Default Constructor sets the bounds and recordDesc members to default values.

Method Summary

protected FieldIDMapper	makeComponentFieldIDMapper() returns a FieldIDMapper for the current component
DataSource	makeDataSource() instantiates an actual datasource
void	processFinalComponentMap() completes a new FieldIDMapper for current component.

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

addComponent, addComponent, getAllComponentBounds, getComponentDataSources, getComponentFieldPosition, getCompositeBounds, getCurrentDataSource, getCurrentFDLDescriptor, getDSName, getFirstComponentDataSource, main, makeComponentBounds, makeComponentInfos, makeISIDMapper, setComponentAxes, setComponentFieldPair, setComponentFieldPair, setCompositeBounds, setCurrentFDLDescriptor, setDSName, toString, vectorToIntArray

Methods inherited from class java.lang.Object

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

Constructor Detail

BlockedDataSourceBuilder

public BlockedDataSourceBuilder(DataSourceCollection d,
                                java.lang.String n)

Default Constructor sets the bounds and recordDesc members to default values.

Method Detail

makeComponentFieldIDMapper

protected FieldIDMapper makeComponentFieldIDMapper()

returns a FieldIDMapper for the current component

Overrides:

makeComponentFieldIDMapper in class DataSourceBuilder

processFinalComponentMap

public void processFinalComponentMap()

completes a new FieldIDMapper for current component. This method currently does nothing since Blocked Data Sources does not allow field mapping

Overrides:

processFinalComponentMap in class DataSourceBuilder

makeDataSource

public DataSource makeDataSource()

instantiates an actual datasource

Overrides:

makeDataSource in class DataSourceBuilder