001/* 002 * (C) Copyright 2010 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Anahide Tchertchian 018 */ 019package org.nuxeo.ecm.platform.ui.web.renderer; 020 021import javax.faces.component.UIComponent; 022import javax.faces.component.ValueHolder; 023import javax.faces.context.FacesContext; 024import javax.faces.convert.Converter; 025import javax.faces.convert.ConverterException; 026 027import org.apache.commons.logging.Log; 028import org.apache.commons.logging.LogFactory; 029 030import com.sun.faces.renderkit.html_basic.CheckboxRenderer; 031import com.sun.faces.util.RequestStateManager; 032 033/** 034 * Renderer that does not ignore the converter set on the component on submit 035 * 036 * @author Anahide Tchertchian 037 */ 038public class NXCheckboxRenderer extends CheckboxRenderer { 039 040 private static final Log log = LogFactory.getLog(NXCheckboxRenderer.class); 041 042 public static final String RENDERER_TYPE = "javax.faces.NXCheckbox"; 043 044 @Override 045 public Object getConvertedValue(FacesContext context, UIComponent component, Object submittedValue) 046 throws ConverterException { 047 048 String newValue = null; 049 if (submittedValue instanceof Boolean) { 050 newValue = ((Boolean) submittedValue).toString(); 051 } else if (submittedValue instanceof String) { 052 newValue = (String) submittedValue; 053 } else if (submittedValue != null) { 054 log.error("Unsupported submitted value, should be a string or boolean: '" + submittedValue 055 + "' => using false"); 056 } 057 058 Converter converter = null; 059 // If there is a converter attribute, use it to to ask application 060 // instance for a converter with this identifer. 061 if (component instanceof ValueHolder) { 062 converter = ((ValueHolder) component).getConverter(); 063 } 064 065 if (converter != null) { 066 // If the conversion eventually falls to needing to use EL type 067 // coercion, 068 // make sure our special ConverterPropertyEditor knows about this 069 // value. 070 RequestStateManager.set(context, RequestStateManager.TARGET_COMPONENT_ATTRIBUTE_NAME, component); 071 return converter.getAsObject(context, component, newValue); 072 } else { 073 return Boolean.valueOf(newValue); 074 } 075 } 076 077}