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.apache.myfaces.tobago.event.PageActionEvent;
021    import org.apache.myfaces.tobago.event.PageAction;
022    import org.apache.myfaces.tobago.event.PageActionUtil;
023    import org.apache.myfaces.tobago.component.UIData;
024    import org.apache.myfaces.tobago.component.ComponentUtil;
025    import static org.apache.myfaces.tobago.TobagoConstants.SUBCOMPONENT_SEP;
026    import org.apache.commons.logging.Log;
027    import org.apache.commons.logging.LogFactory;
028    
029    import javax.faces.context.FacesContext;
030    import javax.faces.component.UIComponent;
031    import java.util.Map;
032    
033    /*
034     * Date: 24.04.2006
035     * Time: 22:02:49
036     */
037    
038    //TODO move this back in the decode or SheetCommandRenderer
039    public class SheetUtils {
040      private static final Log LOG = LogFactory.getLog(SheetUtils.class);
041    
042      public static void decode(FacesContext facesContext, UIComponent component) {
043        String actionId = ComponentUtil.findPage(facesContext, component).getActionId();
044        String clientId = component.getClientId(facesContext);
045        if (LOG.isDebugEnabled()) {
046          LOG.debug("actionId = '" + actionId + "'");
047          LOG.debug("clientId = '" + clientId + "'");
048        }
049        if (actionId != null && actionId.equals(clientId)) {
050    
051          PageAction action;
052          try {
053            action = PageActionUtil.parse(component.getId());
054            if (action == null) {
055              LOG.error("Illegal value for PageAction :" + component.getId());
056              return;
057            }
058          } catch (Exception e) {
059            LOG.error("Illegal value for PageAction :" + component.getId());
060            return;
061          }
062          PageActionEvent event = new PageActionEvent((UIData) component.getParent(), action);
063    
064          switch (action) {
065            case TO_PAGE:
066            case TO_ROW:
067              Map map = facesContext.getExternalContext().getRequestParameterMap();
068              Object value = map.get(clientId + SUBCOMPONENT_SEP + "value");
069              try {
070                event.setValue(Integer.parseInt((String) value));
071              } catch (Exception e) {
072                LOG.error("Can't parse value for action " + action.name() + ": " + value);
073              }
074              break;
075            default:
076              // nothing more to do
077          }
078          component.queueEvent(event);
079        }
080      }
081    }