thinkui.datagen.generators
Class NullGenerator

java.lang.Object
  thinkui.datagen.AbstractAttributeValueGenerator
      thinkui.datagen.generators.NullGenerator

All Implemented Interfaces:

AttributeValueGenerator, java.lang.Cloneable

public class NullGenerator

extends AbstractAttributeValueGenerator

Implements an AttributeValueGenerator for generating null values.

Field Summary

Fields inherited from interface thinkui.datagen.AttributeValueGenerator

ALL_MODES, BERNOULLI_MODE, BINOMIAL_MODE, CONSTANT_MODE, DEFAULT_MODE, EXPONENTIAL_MODE, MILLIS_PER_DAY, MILLIS_PER_HOUR, MILLIS_PER_MINUTE, MILLIS_PER_SECOND, NORMAL_MODE, POISON_MODE, SEQUENTIAL_MODE, UNIFORM_MODE

Constructor Summary

NullGenerator()
NullGenerator constructor.

NullGenerator(Attribute attribute)
NullGenerator constructor.

Method Summary

java.lang.Object

generateValue() Generate a value for the attribute.

Methods inherited from class thinkui.datagen.AbstractAttributeValueGenerator

copy, createGenerator, getAttribute, getConstantValue, getCount, getCountAsInt, getDataObject, getDataObjectMap, getGeneratorMode, getMaxValue, getMeanIndex, getMeanIndexAsDouble, getMeanLength, getMeanLengthAsDouble, getMeanValue, getMeanValueAsDouble, getMinMaxAttributeType, getMinValue, getParameterData, getParentDataObject, getProbability, getProbabilityAsDouble, getProbabilityNull, getStdDevValue, getStdDevValueAsDouble, getValueAttributeName, initGenerator, isDataDependent, isMultiValued, isParentDataDependent, setAttribute, setConstantValue, setCount, setDataDependent, setDataObject, setDataObjectMap, setGeneratorMode, setMaxValue, setMeanIndex, setMeanLength, setMeanValue, setMinValue, setMultiValued, setParentDataDependent, setParentDataObject, setProbability, setProbabilityNull, setStdDevValue

Methods inherited from class java.lang.Object

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

Constructor Detail

NullGenerator

public NullGenerator()

NullGenerator constructor.

NullGenerator

public NullGenerator(Attribute attribute)

NullGenerator constructor.

Method Detail

generateValue

public final java.lang.Object generateValue()
                                     throws java.lang.Exception

Generate a value for the attribute.

Specified by:

generateValue in interface AttributeValueGenerator

Specified by:

generateValue in class AbstractAttributeValueGenerator

Throws:

java.lang.Exception