Package org.nuiton.validator.bean

Class AbstractValidator<O>

java.lang.Object

org.nuiton.validator.bean.AbstractValidator<O>

Type Parameters:

O - type of bean to validate

Direct Known Subclasses:

BeanListValidator, SimpleBeanValidator

public abstract class AbstractValidator<O>
extends Object

TODO

Since:

2.5.2

Author:

Tony Chemit - chemit@codelutin.com

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	canValidate	State to know if the validator can be used (we keep this state for performance reasons : do not want to compute this value each time a validation is asked...).
protected boolean	changed	State to indicate that validator has changed since the last time bean was setted.
static String	CHANGED_PROPERTY	Name of the bounded property changed.
static String	CONTEXT_PROPERTY	Name of the bounded property context.
protected PropertyChangeListener	l	Listener that listens on bean modification.
protected EventListenerList	listenerList	A list of event listeners for this validators
protected PropertyChangeSupport	pcs	delegate property change support
static String	SCOPES_PROPERTY	Name of the bounded property scopes.
protected boolean	valid	State of the validator (is true if no errors of error scope is found).
static String	VALID_PROPERTY	Name of the bounded property valid.
protected NuitonValidatorProvider	validatorProvider	The provider of delegate validators.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractValidator(NuitonValidatorProvider validatorProvider, Class<O> beanClass)

Method Summary

Modifier and Type	Method	Description
void	addPropertyChangeListener(PropertyChangeListener listener)
void	addPropertyChangeListener(String propertyName, PropertyChangeListener listener)
boolean	containsField(String fieldName)	Test a the validator contains the field given his name
abstract <T> T	convert(O bean, String fieldName, String value, Class<T> valueClass)
abstract void	doValidate()
protected abstract void	doValidate(O bean)
void	firePropertyChange(String propertyName, Object oldValue, Object newValue)
String	getContext()
protected abstract NuitonValidator<O>	getDelegate()
Set<String>	getEffectiveFields()
Set<String>	getEffectiveFields(NuitonValidatorScope scope)
Set<NuitonValidatorScope>	getEffectiveScopes()
abstract NuitonValidatorScope	getHighestScope(String field)
protected NuitonValidatorModel<O>	getModel()
Set<NuitonValidatorScope>	getScopes()
Class<O>	getType()
abstract boolean	hasErrors()
abstract boolean	hasFatalErrors()
abstract boolean	hasInfos()
abstract boolean	hasWarnings()
boolean	isCanValidate()
boolean	isChanged()	Obtain the changed property value.
boolean	isValid()	Obtain the valid property value.
abstract boolean	isValid(String fieldName)
protected abstract void	rebuildDelegateValidator(Class<O> beanType, String context, NuitonValidatorScope... scopes)
void	removePropertyChangeListener(PropertyChangeListener listener)
void	removePropertyChangeListener(String propertyName, PropertyChangeListener listener)
void	setCanValidate(boolean canValidate)
void	setChanged(boolean changed)	To force the value of the property changed.
void	setContext(String context)
void	setScopes(NuitonValidatorScope... scopes)
void	setValid(boolean valid)	Change the value of the valid property.

Methods inherited from class java.lang.Object

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

Field Detail

CONTEXT_PROPERTY

public static final String CONTEXT_PROPERTY

Name of the bounded property context.

See Also:

getContext(), setContext(String), Constant Field Values

SCOPES_PROPERTY

public static final String SCOPES_PROPERTY

Name of the bounded property scopes.

See Also:

getScopes(), setScopes(NuitonValidatorScope...), Constant Field Values

VALID_PROPERTY

public static final String VALID_PROPERTY

Name of the bounded property valid.

See Also:

valid, isValid(), setValid(boolean), Constant Field Values

CHANGED_PROPERTY

public static final String CHANGED_PROPERTY

Name of the bounded property changed.

See Also:

changed, isChanged(), setChanged(boolean), Constant Field Values

changed

protected boolean changed

State to indicate that validator has changed since the last time bean was setted.

valid

protected boolean valid

State of the validator (is true if no errors of error scope is found).

canValidate

protected boolean canValidate

State to know if the validator can be used (we keep this state for performance reasons : do not want to compute this value each time a validation is asked...).

l

protected final PropertyChangeListener l

Listener that listens on bean modification.

pcs

protected final PropertyChangeSupport pcs

delegate property change support

listenerList

protected final EventListenerList listenerList

A list of event listeners for this validators

validatorProvider

protected final NuitonValidatorProvider validatorProvider

The provider of delegate validators. It will also produce validator model.

See Also:

NuitonValidatorProvider

Constructor Detail

AbstractValidator

protected AbstractValidator(NuitonValidatorProvider validatorProvider,
                            Class<O> beanClass)

Method Detail

isChanged

public boolean isChanged()

Obtain the changed property value. Returns true if bean was modified since last time a bean was attached.

Returns:

true if bean was modified since last attachement of a bean.

setChanged

public void setChanged(boolean changed)

To force the value of the property changed.

Parameters:

changed - flag to force reset of property changed

isCanValidate

public boolean isCanValidate()

setCanValidate

public void setCanValidate(boolean canValidate)

isValid

public boolean isValid()

Obtain the valid property value.

Returns:

true if attached bean is valid (no error or fatal messages)

setValid

public void setValid(boolean valid)

Change the value of the valid property.

Parameters:

valid - the new value of the property

getContext

public String getContext()

setContext

public void setContext(String context)

getScopes

public Set<NuitonValidatorScope> getScopes()

getEffectiveScopes

public Set<NuitonValidatorScope> getEffectiveScopes()

getEffectiveFields

public Set<String> getEffectiveFields()

getEffectiveFields

public Set<String> getEffectiveFields(NuitonValidatorScope scope)

setScopes

public void setScopes(NuitonValidatorScope... scopes)

doValidate

public abstract void doValidate()

hasFatalErrors

public abstract boolean hasFatalErrors()

hasErrors

public abstract boolean hasErrors()

hasWarnings

public abstract boolean hasWarnings()

hasInfos

public abstract boolean hasInfos()

isValid

public abstract boolean isValid(String fieldName)

getHighestScope

public abstract NuitonValidatorScope getHighestScope(String field)

convert

public abstract <T> T convert(O bean,
                              String fieldName,
                              String value,
                              Class<T> valueClass)

doValidate

protected abstract void doValidate(O bean)

getDelegate

protected abstract NuitonValidator<O> getDelegate()

rebuildDelegateValidator

protected abstract void rebuildDelegateValidator(Class<O> beanType,
                                                 String context,
                                                 NuitonValidatorScope... scopes)

getType

public Class<O> getType()

containsField

public boolean containsField(String fieldName)

Test a the validator contains the field given his name

Parameters:

fieldName - the name of the searched field

Returns:

true if validator contaisn this field, false otherwise

addPropertyChangeListener

public void addPropertyChangeListener(PropertyChangeListener listener)

addPropertyChangeListener

public void addPropertyChangeListener(String propertyName,
                                      PropertyChangeListener listener)

removePropertyChangeListener

public void removePropertyChangeListener(PropertyChangeListener listener)

removePropertyChangeListener

public void removePropertyChangeListener(String propertyName,
                                         PropertyChangeListener listener)

firePropertyChange

public void firePropertyChange(String propertyName,
                               Object oldValue,
                               Object newValue)

getModel

protected NuitonValidatorModel<O> getModel()