org.debellor.core
Class Sample.SampleType

java.lang.Object
  org.debellor.core.DataType
      org.debellor.core.Sample.SampleType

Enclosing class:

Sample

public static final class Sample.SampleType
extends DataType

Describes common properties of all Sample objects in a given data Cell.Stream. SampleType objects are immutable.

See Also:

Cell.open(), Cell.onOpen()

Field Summary

DataType	data Type of Sample.data field.
DataType	decision Type of Sample.decision field.

Fields inherited from class org.debellor.core.DataType

dataClass, NOT_PRESENT, UNKNOWN

Constructor Summary

Sample.SampleType(DataType data, DataType decision)

Method Summary

boolean	hasDecision() Returns true if samples of the data set contain decisions and their type is known (defined).
Sample.SampleType	setData(DataType data)
Sample.SampleType	setDecision(DataType decision)
java.lang.String	toString()

Methods inherited from class org.debellor.core.DataType

asDataVectorType, asSymbolicFeatureType

Methods inherited from class java.lang.Object

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

Field Detail

data

public final DataType data

Type of Sample.data field. Can take on special values defined in DataType, like DataType.UNKNOWN or DataType.NOT_PRESENT.

decision

public final DataType decision

Type of Sample.decision field. Can take on special values defined in DataType, like DataType.UNKNOWN or DataType.NOT_PRESENT. NOT_PRESENT means that samples do not have decisions, they are composed of 'data' part alone.

Constructor Detail

Sample.SampleType

public Sample.SampleType(DataType data,
                         DataType decision)

Method Detail

setData

public Sample.SampleType setData(DataType data)

setDecision

public Sample.SampleType setDecision(DataType decision)

hasDecision

public boolean hasDecision()

Returns true if samples of the data set contain decisions and their type is known (defined). Note that still some decisions (even all of them) may have null values.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object