org.databene.benerator.nullable
Class ValidatingNullableGeneratorProxy<E>

java.lang.Object
  org.databene.benerator.nullable.AbstractNullableGenerator<P>
      org.databene.benerator.nullable.NullableGeneratorWrapper<E,E>
          org.databene.benerator.nullable.ValidatingNullableGeneratorProxy<E>

All Implemented Interfaces:

java.io.Closeable, NullableGenerator<E>, org.databene.commons.Resettable, org.databene.commons.ThreadAware

public class ValidatingNullableGeneratorProxy<E>
extends NullableGeneratorWrapper<E,E>

Proxy for NullableGenerator that only generates products which pass a validator.

Created: 18.02.2010 11:19:59

Since:

0.6.0

Author:

Volker Bergmann

Field Summary

static int	ERROR_THRESHOLD The number of invalid consecutive generations that causes an exception
protected org.databene.commons.Validator<? super E>	validator The validator used for validation
static int	WARNING_THRESHOLD The number of invalid consecutive generations that causes a warning

Fields inherited from class org.databene.benerator.nullable.NullableGeneratorWrapper

realGenerator

Fields inherited from class org.databene.benerator.nullable.AbstractNullableGenerator

state

Constructor Summary

ValidatingNullableGeneratorProxy(NullableGenerator<E> realValidator, org.databene.commons.Validator<? super E> validator)
Constructor that takes the validator

Method Summary

ProductWrapper<E>	generate(ProductWrapper<E> wrapper) Generator implementation that calls generateImpl() to generate values and validator.validate() in order to validate them.
java.lang.Class<E>	getGeneratedType()

Methods inherited from class org.databene.benerator.nullable.NullableGeneratorWrapper

close, init, isParallelizable, isThreadSafe, reset

Methods inherited from class org.databene.benerator.nullable.AbstractNullableGenerator

assertInitialized, assertNotInitialized

Methods inherited from class java.lang.Object

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

Field Detail

WARNING_THRESHOLD

public static final int WARNING_THRESHOLD

The number of invalid consecutive generations that causes a warning

See Also:

Constant Field Values

ERROR_THRESHOLD

public static final int ERROR_THRESHOLD

The number of invalid consecutive generations that causes an exception

See Also:

Constant Field Values

validator

protected org.databene.commons.Validator<? super E> validator

The validator used for validation

Constructor Detail

ValidatingNullableGeneratorProxy

public ValidatingNullableGeneratorProxy(NullableGenerator<E> realValidator,
                                        org.databene.commons.Validator<? super E> validator)

Constructor that takes the validator

Method Detail

getGeneratedType

public java.lang.Class<E> getGeneratedType()

generate

public ProductWrapper<E> generate(ProductWrapper<E> wrapper)

Generator implementation that calls generateImpl() to generate values and validator.validate() in order to validate them. Consecutive invalid values are counted. If this count reaches the WARNING_THRESHOLD value, a warning is logged, if the count reaches the ERROR_THRESHOLD, an exception is raised.