Class UISelectItem
- java.lang.Object
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- jakarta.faces.component.UIComponent
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- jakarta.faces.component.UIComponentBase
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- jakarta.faces.component.UISelectItem
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- All Implemented Interfaces:
PartialStateHolder,StateHolder,TransientStateHolder,ComponentSystemEventListener,FacesListener,SystemEventListenerHolder,EventListener
- Direct Known Subclasses:
UISelectItemGroup
public class UISelectItem extends UIComponentBase
UISelectItem is a component that may be nested inside a
UISelectManyorUISelectOnecomponent, and causes the addition of aSelectIteminstance to the list of available options for the parent component. The contents of theSelectItemcan be specified in one of the following ways:- The
valueattribute's value is an instance ofSelectItem. - The associated
ValueExpressionpoints at a model data item of typeSelectItem. - A new
SelectIteminstance is synthesized from the values of theitemDescription,itemDisabled,itemLabel,itemEscaped, anditemValueattributes.
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Field Summary
Fields Modifier and Type Field Description static StringCOMPONENT_FAMILYThe standard component family for this component.static StringCOMPONENT_TYPEThe standard component type for this component.-
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
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Constructor Summary
Constructors Constructor Description UISelectItem()Create a newUISelectIteminstance with default property values.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description StringgetFamily()Return the identifier of the component family to which this component belongs.StringgetItemDescription()Return the description for this selection item.StringgetItemLabel()Return the localized label for this selection item.ObjectgetItemValue()Return the server value for this selection item.ObjectgetValue()Returns thevalueproperty of theUISelectItem.booleanisItemDisabled()Return the disabled setting for this selection item.booleanisItemEscaped()Return the escape setting for the label of this selection item.booleanisNoSelectionOption()Return the value of thenoSelectionOptionproperty.voidsetItemDescription(String itemDescription)Set the description for this selection item.voidsetItemDisabled(boolean itemDisabled)Set the disabled value for this selection item.voidsetItemEscaped(boolean itemEscaped)Set the escape value for the label of this selection item.voidsetItemLabel(String itemLabel)Set the localized label for this selection item.voidsetItemValue(Object itemValue)Set the server value for this selection item.voidsetNoSelectionOption(boolean noSelectionOption)Set the value of thenoSelectionOptionproperty.voidsetValue(Object value)Sets thevalueproperty of theUISelectItem.-
Methods inherited from class jakarta.faces.component.UIComponentBase
addClientBehavior, addFacesListener, broadcast, clearInitialState, decode, encodeBegin, encodeChildren, encodeEnd, findComponent, getAttributes, getChildCount, getChildren, getClientBehaviors, getClientId, getDefaultEventName, getEventNames, getFacesContext, getFacesListeners, getFacet, getFacetCount, getFacets, getFacetsAndChildren, getId, getListenersForEventClass, getParent, getPassThroughAttributes, getRenderer, getRendererType, getRendersChildren, invokeOnComponent, isRendered, isTransient, markInitialState, processDecodes, processRestoreState, processSaveState, processUpdates, processValidators, queueEvent, removeFacesListener, restoreAttachedState, restoreState, saveAttachedState, saveState, setId, setParent, setRendered, setRendererType, setTransient, subscribeToEvent, unsubscribeFromEvent
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Methods inherited from class jakarta.faces.component.UIComponent
encodeAll, getClientId, getCompositeComponentParent, getContainerClientId, getCurrentComponent, getCurrentCompositeComponent, getNamingContainer, getPassThroughAttributes, getResourceBundleMap, getStateHelper, getStateHelper, getTransientStateHelper, getTransientStateHelper, getValueExpression, initialStateMarked, isCompositeComponent, isInView, isVisitable, popComponentFromEL, processEvent, pushComponentToEL, restoreTransientState, saveTransientState, setInView, setValueExpression, visitTree
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Field Detail
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COMPONENT_TYPE
public static final String COMPONENT_TYPE
The standard component type for this component.
- See Also:
- Constant Field Values
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COMPONENT_FAMILY
public static final String COMPONENT_FAMILY
The standard component family for this component.
- See Also:
- Constant Field Values
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Constructor Detail
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UISelectItem
public UISelectItem()
Create a new
UISelectIteminstance with default property values.
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Method Detail
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getFamily
public String getFamily()
Description copied from class:UIComponentReturn the identifier of the component family to which this component belongs. This identifier, in conjunction with the value of the
rendererTypeproperty, may be used to select the appropriateRendererfor this component instance. Note this method should NOT returnnull- Specified by:
getFamilyin classUIComponent- Returns:
- the component family (not null).
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getItemDescription
public String getItemDescription()
Return the description for this selection item.
- Returns:
- the item description.
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setItemDescription
public void setItemDescription(String itemDescription)
Set the description for this selection item.
- Parameters:
itemDescription- The new description
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isItemDisabled
public boolean isItemDisabled()
Return the disabled setting for this selection item.
- Returns:
trueis the item disabled,falseotherwise.
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setItemDisabled
public void setItemDisabled(boolean itemDisabled)
Set the disabled value for this selection item.
- Parameters:
itemDisabled- The new disabled flag
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isItemEscaped
public boolean isItemEscaped()
Return the escape setting for the label of this selection item.
- Returns:
trueif the item is escaped,falseotherwise.
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setItemEscaped
public void setItemEscaped(boolean itemEscaped)
Set the escape value for the label of this selection item.
- Parameters:
itemEscaped- The new disabled flag
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getItemLabel
public String getItemLabel()
Return the localized label for this selection item.
- Returns:
- the item label.
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setItemLabel
public void setItemLabel(String itemLabel)
Set the localized label for this selection item.
- Parameters:
itemLabel- The new localized label
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getItemValue
public Object getItemValue()
Return the server value for this selection item.
- Returns:
- the item value.
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setItemValue
public void setItemValue(Object itemValue)
Set the server value for this selection item.
- Parameters:
itemValue- The new server value
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getValue
public Object getValue()
Returns the
valueproperty of theUISelectItem.- Returns:
- the value.
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setValue
public void setValue(Object value)
Sets the
valueproperty of theUISelectItem.- Parameters:
value- the new value
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isNoSelectionOption
public boolean isNoSelectionOption()
Return the value of the
noSelectionOptionproperty. If the value of this property istrue, the system interprets the option represented by thisUISelectIteminstance as representing a "no selection" option. SeeUISelectOne.validateValue(jakarta.faces.context.FacesContext, java.lang.Object)andUISelectMany.validateValue(jakarta.faces.context.FacesContext, java.lang.Object)for usage.- Returns:
- the no selection option.
- Since:
- 2.0
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setNoSelectionOption
public void setNoSelectionOption(boolean noSelectionOption)
Set the value of the
noSelectionOptionproperty.- Parameters:
noSelectionOption- the no selection option.- Since:
- 2.0
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