Examples of javax.faces.convert.Converter

javax.faces.convert.Converter
sun.com/j2ee/javaserverfaces/1.1_01/docs/api/index.html">JSF Specification @author Thomas Spiegl (latest modification by $Author: matzew $) @version $Revision: 358099 $ $Date: 2005-12-20 13:40:00 -0700 (Tue, 20 Dec 2005) $

            else
            {
                String s = _converter.getExpressionString();
                if (s != null)
                {            
                    Converter converter = getFacesContext().getApplication().createConverter(s);
                    comp.setConverter(converter);
                }
            }
        }
    }

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            }
            else {
                value = getValue(component);
            }


            Converter converter = ((ValueHolder)component).getConverter();
            if (converter == null  && value != null)
            {


                try
                {
                    converter = facesContext.getApplication().createConverter(value.getClass());
                    if (log.isDebugEnabled()) log.debug("the created converter is " + converter);
                }
                catch (FacesException e)
                {
                    log.error("No converter for class " + value.getClass().getName() + " found (component id=" + component.getId() + ").");
                    // converter stays null
                }
            }


            if (converter == null)
            {
                if (value == null)
                {
                    if (log.isDebugEnabled()) log.debug("returning an empty string");
                    return "";
                }


                if (log.isDebugEnabled()) log.debug("returning an .toString");
                return value.toString();
                
            }


            if (log.isDebugEnabled()) log.debug("returning converter get as string " + converter);
            return converter.getAsString(facesContext, component, value);
            
        }
        catch(PropertyNotFoundException ex)
        {
            log.error("Property not found - called by component : "+getPathToComponent(component),ex);

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     * @throws FacesException if the Converter could not be created
     */
    public static Converter findUISelectManyConverter(FacesContext facesContext,
                                                      UISelectMany component)
    {
        Converter converter = component.getConverter();
        if (converter != null) return converter;


        //Try to find out by value binding
        ValueExpression vb = component.getValueExpression("value");
        if (vb == null) return null;

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        {
            //Replace "" by null value
            submittedValue = null;
        }


        Converter converter;
        try
        {
            converter = findUIOutputConverter(facesContext, output);
        }
        catch (FacesException e)
        {
            throw new ConverterException(e);
        }


        return converter == null ? submittedValue : converter
                .getAsObject(facesContext, output, (String) submittedValue);
    }

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            }
            throw new IllegalArgumentException("Submitted value of type String for component : "
                    + getPathToComponent(output) + "expected");
        }


        Converter converter;
        try
        {
            converter = findUIOutputConverter(facesContext, output);
        }
        catch (FacesException e)
        {
            throw new ConverterException(e);
        }


        return converter == null ? submittedValue : converter
                .getAsObject(facesContext, output, (String) submittedValue);
    }

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            else
            {
                String s = _converter.getExpressionString();
                if (s != null)
                {            
                    Converter converter = getFacesContext().getApplication().createConverter(s);
                    comp.setConverter(converter);
                }
            }
        }
    }

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            else
            {
                String s = _converter.getExpressionString();
                if (s != null)
                {            
                    Converter converter = getFacesContext().getApplication().createConverter(s);
                    comp.setConverter(converter);
                }
            }
        }
    }

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            UISelectMany selectMany) throws IOException
    {
        final String layout = getLayout(selectMany);
        if (layout != null)
        {
            Converter converter = getConverter(facesContext, selectMany);
            if (layout.equals(PAGE_DIRECTION))
            {
                renderCheckboxListVertically(facesContext, selectMany,
                        converter);
            }

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        {
            throw new IllegalStateException("UISelectMany expected");
        }


        UISelectMany uiSelectMany = (UISelectMany)uiComponent;
        Converter converter = getConverter(facesContext, uiSelectMany);
        List selectItemList = RendererUtils.getSelectItemList(uiSelectMany);
        if (index >= selectItemList.size())
        {
            throw new IndexOutOfBoundsException("index " + index + " >= " + selectItemList.size());
        }

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    }


    protected Converter getConverter(FacesContext facesContext,
            UISelectMany selectMany)
    {
        Converter converter;
        try
        {
            converter = RendererUtils.findUISelectManyConverter(facesContext,
                    selectMany);
        }

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