FAQ JSFConsultez toutes les FAQ

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((HttpSession) FacesContext.getCurrentInstance().getExternalContext() 
  
				.getSession(true)).invalidate();

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<message-bundle> 
      mon.package.vers.mon.fichier.bundle</message-bundle>

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FacesContext context = FacesContext.getCurrentInstance() 
		.getCurrentInstance(); 
SessionBean = (SessionBean) context.getApplication() 
		.createValueBinding("#{sessionBean}").getValue(context);

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Bean = (Bean)FacesContext.getCurrentInstance().getCurrentInstance() 
	.getExternalContext().getSessionMap().get("bean");

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FacesContext context = FacesContext.getCurrentInstance(); 
ManagedBean bean = (ManagedBean) context.getApplication() 
		.getExpressionFactory().createValueExpression( 
				context.getELContext(), "#{managedBean}", 
				ManagedBean.class).getValue(context.getELContext());

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UIComponent monComponent = (UIComponent) FacesContext 
		.getCurrentInstance().getViewRoot().findComponent( 
				"idDuComposant");

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<h:form id="monFormulaire" ...> 
    <h:inputText id="monInput" ...> 
    ...

private DataModel dataModel = new ListDataModel();

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<h:dataTable value="#{monBean.dataModel}" var="x" > 
: 
: 
</h:dataTable>

Object o = dataModel.getRowData();

dataModel.setWrappedData(uneListeQuelconque);

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public void selectionneElement(ActionEvent evt) { 
    // On récupère la datatable. 
    HtmlDataTable table = getParentDatatable((UIComponent) evt.getSource()); 
    // On récupère l'objet affiché à la bonne ligne de la datatable. 
    Object o = table.getRowData(); 
    // On récupère aussi son index 
    int index = table.getRowIndex(); 
    // Suite du traitement sur l'objet sélectionné. 
} 
  
private HtmlDataTable getParentDatatable(UIComponent compo) { 
    if (compo == null) { 
        return null; 
    } 
    if (compo instanceof HtmlDataTable) { 
        return (HtmlDataTable) compo; 
    } 
    return getParentDataTable(compo.getParent()); 
}

private Car selectedCar

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<h:dataTable value="#{monBean.cars}" var="c" > 
  <h:column> 
    <h:commandButton value="supprimer" action="#{monBean.delete}">    
      <f:setPropertyActionListener value="#{c}" 
		target="#{monBean.selectedCar}" /> 
    </h:commandButton>     
  <h:column> 
</h:dataTable>

<h:outputText value="<hr>" escape="false" />

<h:outputText value="<hr>" escape="true" />

<h:commandButton action="#{monManagedBean.monAction}" immediate="true" />

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public class LogPhaseListener implements javax.faces.event.PhaseListener { 
	private static final long serialVersionUID = -4395863677889457550L; 
	private static final org.apache.log4j.Logger log = org.apache.log4j.Logger 
			.getLogger(LogPhaseListener.class); 
  
	public void afterPhase(javax.faces.event.PhaseEvent e) { 
		log.debug("afterPhase " + e.getPhaseId()); 
	} 
  
	public void beforePhase(javax.faces.event.PhaseEvent e) { 
		log.debug("beforePhase " + e.getPhaseId()); 
	} 
  
	public javax.faces.event.PhaseId getPhaseId() { 
		return javax.faces.event.PhaseId.ANY_PHASE; 
	} 
}

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<lifecycle> 
	<phase-listener>package.LogPhaseListener</phase-listener> 
</lifecycle>

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DEBUG (LogPhaseListener.java:17) - beforePhase RESTORE_VIEW 1 
DEBUG (LogPhaseListener.java:13) - afterPhase RESTORE_VIEW 1 
DEBUG (LogPhaseListener.java:17) - beforePhase APPLY_REQUEST_VALUES 2 
DEBUG (LogPhaseListener.java:13) - afterPhase APPLY_REQUEST_VALUES 2 
DEBUG (LogPhaseListener.java:17) - beforePhase PROCESS_VALIDATIONS 3 
DEBUG (LogPhaseListener.java:13) - afterPhase PROCESS_VALIDATIONS 3 
DEBUG (LogPhaseListener.java:17) - beforePhase UPDATE_MODEL_VALUES 4 
DEBUG (LogPhaseListener.java:13) - afterPhase UPDATE_MODEL_VALUES 4 
DEBUG (LogPhaseListener.java:17) - beforePhase INVOKE_APPLICATION 5 
DEBUG (LogPhaseListener.java:13) - afterPhase INVOKE_APPLICATION 5 
DEBUG (LogPhaseListener.java:17) - beforePhase RESTORE_VIEW 1 
DEBUG (LogPhaseListener.java:13) - afterPhase RESTORE_VIEW 1 
DEBUG (LogPhaseListener.java:17) - beforePhase RENDER_RESPONSE 6 
DEBUG (LogPhaseListener.java:13) - afterPhase RENDER_RESPONSE 6