001    package org.apache.myfaces.tobago.renderkit;
002    
003    /*
004     * Licensed to the Apache Software Foundation (ASF) under one or more
005     * contributor license agreements.  See the NOTICE file distributed with
006     * this work for additional information regarding copyright ownership.
007     * The ASF licenses this file to You under the Apache License, Version 2.0
008     * (the "License"); you may not use this file except in compliance with
009     * the License.  You may obtain a copy of the License at
010     *
011     *      http://www.apache.org/licenses/LICENSE-2.0
012     *
013     * Unless required by applicable law or agreed to in writing, software
014     * distributed under the License is distributed on an "AS IS" BASIS,
015     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016     * See the License for the specific language governing permissions and
017     * limitations under the License.
018     */
019    
020    import org.slf4j.Logger;
021    import org.slf4j.LoggerFactory;
022    import org.apache.myfaces.tobago.util.ComponentUtils;
023    
024    import javax.faces.component.UIComponent;
025    import javax.faces.component.UISelectOne;
026    import javax.faces.context.FacesContext;
027    
028    public abstract class SelectOneRendererBase extends InputRendererBase {
029    
030      private static final Logger LOG = LoggerFactory.getLogger(SelectOneRendererBase.class);
031    
032      public void decode(FacesContext facesContext, UIComponent component) {
033        if (ComponentUtils.isOutputOnly(component)) {
034          return;
035        }
036        if (component instanceof UISelectOne) {
037          UISelectOne uiSelectOne = (UISelectOne) component;
038    
039          String clientId = uiSelectOne.getClientId(facesContext);
040          Object newValue =
041              facesContext.getExternalContext().getRequestParameterMap().get(clientId);
042          if (LOG.isDebugEnabled()) {
043            LOG.debug("decode: key='" + clientId + "' value='" + newValue + "'");
044          }
045          uiSelectOne.setSubmittedValue(newValue);
046        }
047      }
048    
049    }
050