edu.udo.cs.miningmart.operator
Class FeatureSelectionByAttributes

java.lang.Object
  extended byedu.udo.cs.miningmart.operator.ExecutableOperator
      extended byedu.udo.cs.miningmart.operator.ConceptOperator
          extended byedu.udo.cs.miningmart.operator.SingleCSOperator
              extended byedu.udo.cs.miningmart.operator.FeatureSelection
                  extended byedu.udo.cs.miningmart.operator.FeatureSelectionByAttributes

public final class FeatureSelectionByAttributes
extends FeatureSelection

This operator chooses all Features that are present in TheOutputConcept.

Version:
$Id: FeatureSelectionByAttributes.java,v 1.4 2006/04/11 14:10:11 euler Exp $
Author:
Timm Euler

Field Summary
 
Fields inherited from class edu.udo.cs.miningmart.operator.FeatureSelection
mySelectedFeatures
 
Fields inherited from class edu.udo.cs.miningmart.operator.ExecutableOperator
generatedSQLDefinitions
 
Constructor Summary
FeatureSelectionByAttributes()
           
 
Method Summary
protected  java.util.Collection computeListOfAttributes(Feature[] theSuperset)
          Abstract method to be implemented by all subclasses.
protected  Feature[] getTheAttributes()
          Overrides the method from the superclass because this operator does not need the parameter "TheAttributes".
 
Methods inherited from class edu.udo.cs.miningmart.operator.FeatureSelection
generateSQLDefinition, getTypeOfNewColumnSet, mustCopyFeature, occursIn, occursIn
 
Methods inherited from class edu.udo.cs.miningmart.operator.SingleCSOperator
generateColumnSetsForOp, generateSQLDefinition, getNewCSName, getTypeOfNewColumnSet
 
Methods inherited from class edu.udo.cs.miningmart.operator.ConceptOperator
compileStatement, createMetadata, createMetadataForOneBA, createSingleColumnSet, createStatement, estimateStatistics, generateColumns, getInputConcept, getNewCSName, getOutputConcept, getStringForSelection, setNewCSMultiStepBranch
 
Methods inherited from class edu.udo.cs.miningmart.operator.ExecutableOperator
autoPrint, checkConditions, doPrint, doPrint, execute, executeBusinessSingleValueSqlRead, executeBusinessSingleValueSqlReadL, executeBusinessSqlRead, executeBusinessSqlWrite, executeM4SingleValueSqlRead, executeM4SingleValueSqlReadL, executeM4SqlRead, executeM4SqlWrite, getArtificalColumnName, getBusinessDbms, getHighestLoopNr, getM4Db, getM4Dbms, getM4ObjectFromCache, getName, getNextM4SequenceValue, getNumberOfLoops, getOperator, getOpParamsIterator, getParameter, getParameter, getSingleParameter, getSingleParameter, getStep, handleAssertions, isDeselectedParameter, isLoopable, isManual, isStepable, load, print, putM4ObjectToCache, showCreateStatement, storedProceduresAvailable
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

FeatureSelectionByAttributes

public FeatureSelectionByAttributes()
Method Detail

computeListOfAttributes

protected java.util.Collection computeListOfAttributes(Feature[] theSuperset)
                                                throws M4CompilerError
Description copied from class: FeatureSelection
Abstract method to be implemented by all subclasses.

Specified by:
computeListOfAttributes in class FeatureSelection
Parameters:
theSuperset - An array of Feature objects to which the selection is to be applied
Returns:
the selected Features as a Collection
Throws:
M4CompilerError
See Also:
edu.udo.cs.miningmart.m4.core.operator.FeatureSelection

getTheAttributes

protected Feature[] getTheAttributes()
                              throws M4CompilerError
Overrides the method from the superclass because this operator does not need the parameter "TheAttributes".

Overrides:
getTheAttributes in class FeatureSelection
Returns:
an array of features
Throws:
M4CompilerError


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