Package org.primefaces.expression.impl
Class ObserverExpressionResolver
- java.lang.Object
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- org.primefaces.expression.impl.ObserverExpressionResolver
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- All Implemented Interfaces:
ClientIdSearchExpressionResolver
,SearchExpressionResolver
public class ObserverExpressionResolver extends Object implements SearchExpressionResolver, ClientIdSearchExpressionResolver
SearchExpressionResolver
for the event/observer handling. This is only supported in the AJAX 'update' attribute.
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Constructor Summary
Constructors Constructor Description ObserverExpressionResolver()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description String
resolveClientIds(javax.faces.context.FacesContext context, javax.faces.component.UIComponent source, javax.faces.component.UIComponent last, String expression, Set<SearchExpressionHint> hints)
Resolves one or multiple clientId's for the given expression string.javax.faces.component.UIComponent
resolveComponent(javax.faces.context.FacesContext context, javax.faces.component.UIComponent source, javax.faces.component.UIComponent last, String expression, Set<SearchExpressionHint> hints)
Resolves aUIComponent
for the last or sourceUIComponent
and for the given expression string.
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Method Detail
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resolveComponent
public javax.faces.component.UIComponent resolveComponent(javax.faces.context.FacesContext context, javax.faces.component.UIComponent source, javax.faces.component.UIComponent last, String expression, Set<SearchExpressionHint> hints)
Description copied from interface:SearchExpressionResolver
Resolves aUIComponent
for the last or sourceUIComponent
and for the given expression string.- Specified by:
resolveComponent
in interfaceSearchExpressionResolver
- Parameters:
context
- TheFacesContext
.source
- The source component. E.g. a button.last
- The last resolved component in the chain. If it's not a nested expression, it's the same as the source component.expression
- The search expression.hints
- The options.- Returns:
- The resolved
UIComponent
ornull
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resolveClientIds
public String resolveClientIds(javax.faces.context.FacesContext context, javax.faces.component.UIComponent source, javax.faces.component.UIComponent last, String expression, Set<SearchExpressionHint> hints)
Description copied from interface:ClientIdSearchExpressionResolver
Resolves one or multiple clientId's for the given expression string.- Specified by:
resolveClientIds
in interfaceClientIdSearchExpressionResolver
- Parameters:
context
- TheFacesContext
.source
- The source component. E.g. a button.last
- The last resolved component in the chain. If it's not a nested expression, it's the same as the source component.expression
- The search expression.hints
- The options.- Returns:
- The resolved clientId's or
null
.
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