Module org.omnifaces

Package org.omnifaces.component.validator

Class ValidateUnique

java.lang.Object

jakarta.faces.component.UIComponent

jakarta.faces.component.UIComponentBase

org.omnifaces.component.validator.ValidatorFamily

org.omnifaces.component.validator.ValidateMultipleFields

org.omnifaces.component.validator.ValidateUnique

All Implemented Interfaces:

PartialStateHolder, StateHolder, TransientStateHolder, ComponentSystemEventListener, FacesListener, SystemEventListenerHolder, EventListener, MultiFieldValidator

public class ValidateUnique
extends ValidateMultipleFields

The <o:validateUnique> validates if ALL of the given UIInput components have an unique value.

The default message is

{0}: Please fill out an unique value for all of those fields

For general usage instructions, refer ValidateMultipleFields documentation.

Author:

Bauke Scholtz

See Also:

• ValidateMultipleFields
• ValidatorFamily
• MultiFieldValidator

Field Summary

Fields

Modifier and Type	Field	Description
static final String	COMPONENT_TYPE	The component type, which is "org.omnifaces.component.validator.ValidateUnique".

Fields inherited from class org.omnifaces.component.validator.ValidatorFamily

COMPONENT_FAMILY

Fields inherited from class jakarta.faces.component.UIComponent

ATTRS_WITH_DECLARED_DEFAULT_VALUES, BEANINFO_KEY, bindings, COMPOSITE_COMPONENT_TYPE_KEY, COMPOSITE_FACET_NAME, FACETS_KEY, VIEW_LOCATION_KEY

Constructor Summary

Constructors

Constructor	Description
ValidateUnique()

Method Summary

Modifier and Type	Method	Description
boolean	validateValues(FacesContext context, List<UIInput> inputs, List<Object> values)	Validate if all values are unique.

Methods inherited from class org.omnifaces.component.validator.ValidateMultipleFields

collectComponents, collectValues, getComponents, getMessage, getShowMessageFor, isDisabled, isInvalidateAll, isValidationFailed, setComponents, setDisabled, setInvalidateAll, setMessage, setShowMessageFor, shouldInvalidateInput, showMessage, validateComponents, validateHierarchy

Methods inherited from class org.omnifaces.component.validator.ValidatorFamily

encodeChildren, getFamily, getRendersChildren, processDecodes, processUpdates, processValidators

Methods inherited from class jakarta.faces.component.UIComponentBase

addClientBehavior, addFacesListener, broadcast, clearInitialState, decode, encodeAll, encodeBegin, encodeEnd, findComponent, getAttributes, getChildCount, getChildren, getClientBehaviors, getClientId, getDefaultEventName, getEventNames, getFacesContext, getFacesListeners, getFacet, getFacetCount, getFacets, getFacetsAndChildren, getId, getParent, getPassThroughAttributes, getRenderer, getRendererType, invokeOnComponent, isRendered, isTransient, markInitialState, processRestoreState, processSaveState, queueEvent, removeFacesListener, restoreAttachedState, restoreState, saveAttachedState, saveState, setId, setParent, setRendered, setRendererType, setTransient, visitTree

Methods inherited from class jakarta.faces.component.UIComponent

getClientId, getCompositeComponentParent, getContainerClientId, getCurrentComponent, getCurrentCompositeComponent, getListenersForEventClass, getNamingContainer, getPassThroughAttributes, getResourceBundleMap, getStateHelper, getStateHelper, getTransientStateHelper, getTransientStateHelper, getValueExpression, initialStateMarked, isCompositeComponent, isInView, isVisitable, popComponentFromEL, processEvent, pushComponentToEL, restoreTransientState, saveTransientState, setInView, setValueExpression, subscribeToEvent, unsubscribeFromEvent

Methods inherited from class java.lang.Object

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

Field Details

COMPONENT_TYPE

public static final String COMPONENT_TYPE

The component type, which is "org.omnifaces.component.validator.ValidateUnique".

See Also:

• Constant Field Values

Constructor Details

ValidateUnique

public ValidateUnique()

Method Details

validateValues

public boolean validateValues(FacesContext context,
 List<UIInput> inputs,
 List<Object> values)

Validate if all values are unique.

Parameters:

context - The faces context to work with.

inputs - The input components whose values are to be validated.

values - The values of the input components to be validated, in the same order as the components.

Returns:

true if validation is successful, otherwise false (and thus show the message).