/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
    * with the License.  You may obtain a copy of the License at
    *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  
  package org.apache.myfaces.tobago.internal.taglib;
  
  import org.apache.commons.lang.StringUtils;
  import org.apache.myfaces.tobago.component.OnComponentCreated;
  import org.apache.myfaces.tobago.component.OnComponentPopulated;
  
  import javax.faces.component.UIComponent;
  import javax.faces.webapp.UIComponentELTag;
  import javax.servlet.jsp.JspException;
  
  
  public abstract class TobagoELTag extends UIComponentELTag {
  
    @Override
    public int doStartTag() throws JspException {
      int result = super.doStartTag();
      UIComponent component = getComponentInstance();
      if (component instanceof OnComponentCreated
          && component.getAttributes().get(OnComponentCreated.MARKER) == null) {
        component.getAttributes().put(OnComponentCreated.MARKER, Boolean.TRUE);
        ((OnComponentCreated) component).onComponentCreated(getFacesContext(), component.getParent());
      }
      return result;
    }
  
    @Override
    public int doEndTag() throws JspException {
      UIComponent component = getComponentInstance();
      int result = super.doEndTag();
      if (component instanceof OnComponentPopulated
          && component.getAttributes().get(OnComponentPopulated.MARKER) == null) {
        component.getAttributes().put(OnComponentPopulated.MARKER, Boolean.TRUE);
        ((OnComponentPopulated) component).onComponentPopulated(getFacesContext(), component.getParent());
      }
      return result;
    }
  
    public String[] splitList(String renderers) {
      return StringUtils.split(renderers, ", ");
    }
  
    /**
     *
     * @deprecated Not supported anymore
     */
    @Deprecated
    protected String getBodyContentStr() {
      String content = bodyContent.getString();
      bodyContent.clearBody();
      return content;
    }
  
    /**
     *
     * @deprecated Not supported anymore
     */
    @Deprecated
    protected boolean isBodyContentEmpty() {
      if (bodyContent != null) {
        String content = bodyContent.getString();
        String tmp = content.replace('\n', ' ');
        if (tmp.trim().length() > 0) { // if there are only whitespaces: drop bodyContent
          return false;
        }
      }
      return true;
    }
  }