org.apache.myfaces.html5.renderkit.util
Class RendererUtils

java.lang.Object
  org.apache.myfaces.html5.renderkit.util.RendererUtils

public class RendererUtils
extends Object

Author:

Ali Ok

Constructor Summary

RendererUtils()

Method Summary

static void	checkParamValidity(javax.faces.context.FacesContext facesContext, javax.faces.component.UIComponent uiComponent, Class compClass)
static javax.faces.convert.Converter	findUIOutputConverter(javax.faces.context.FacesContext facesContext, javax.faces.component.UIOutput component) Find the proper Converter for the given UIOutput component.
static javax.faces.convert.Converter	findUIOutputConverterFailSafe(javax.faces.context.FacesContext facesContext, javax.faces.component.UIComponent uiComponent) Finds the converter of the component in a safe way.
static String	getConvertedStringValue(javax.faces.context.FacesContext context, javax.faces.component.UIComponent component, javax.faces.convert.Converter converter, Object value) Convenient utility method that returns the currently given value as String, using the given converter.
static Object	getConvertedUIOutputValue(javax.faces.context.FacesContext facesContext, javax.faces.component.UIOutput output, Object submittedValue)
static String	getStringValue(javax.faces.context.FacesContext facesContext, javax.faces.component.UIComponent component)
static boolean	isDefaultAttributeValue(Object value) See JSF Spec.

Methods inherited from class java.lang.Object

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

Constructor Detail

RendererUtils

public RendererUtils()

Method Detail

checkParamValidity

public static void checkParamValidity(javax.faces.context.FacesContext facesContext,
                                      javax.faces.component.UIComponent uiComponent,
                                      Class compClass)

getConvertedStringValue

public static String getConvertedStringValue(javax.faces.context.FacesContext context,
                                             javax.faces.component.UIComponent component,
                                             javax.faces.convert.Converter converter,
                                             Object value)

Convenient utility method that returns the currently given value as String, using the given converter. Especially usefull for dealing with primitive types.

findUIOutputConverter

public static javax.faces.convert.Converter findUIOutputConverter(javax.faces.context.FacesContext facesContext,
                                                                  javax.faces.component.UIOutput component)
                                                           throws javax.faces.FacesException

Find the proper Converter for the given UIOutput component.

Returns:

the Converter or null if no Converter specified or needed

Throws:

javax.faces.FacesException - if the Converter could not be created

findUIOutputConverterFailSafe

public static javax.faces.convert.Converter findUIOutputConverterFailSafe(javax.faces.context.FacesContext facesContext,
                                                                          javax.faces.component.UIComponent uiComponent)

Finds the converter of the component in a safe way.

Returns:

null if no converter found or an exception occured inside

isDefaultAttributeValue

public static boolean isDefaultAttributeValue(Object value)

See JSF Spec. 8.5 Table 8-1

Parameters:

value -

Returns:

boolean

getStringValue

public static String getStringValue(javax.faces.context.FacesContext facesContext,
                                    javax.faces.component.UIComponent component)

getConvertedUIOutputValue

public static Object getConvertedUIOutputValue(javax.faces.context.FacesContext facesContext,
                                               javax.faces.component.UIOutput output,
                                               Object submittedValue)
                                        throws javax.faces.convert.ConverterException

Throws:

javax.faces.convert.ConverterException