/**
    * Copyright 2005-2013 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    *
   * 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.kuali.rice.krms.util;
  
  import org.kuali.rice.core.api.util.tree.Node;
  import org.kuali.rice.core.api.util.tree.Tree;
  import org.kuali.rice.krad.uif.container.Group;
  import org.kuali.rice.krad.uif.container.TreeGroup;
  import org.kuali.rice.krad.uif.element.Message;
  import org.kuali.rice.krad.uif.util.ObjectPropertyUtils;
  import org.kuali.rice.krad.uif.view.View;
  
  /**
   * @author Kuali Student Team
   */
  public class ViewTreeGroup extends TreeGroup {
  
      protected void buildTreeGroups(View view, Object model) {
          // get Tree data property
          Tree<Object, String> treeData = ObjectPropertyUtils.getPropertyValue(model, getBindingInfo().getBindingPath());
  
          if (treeData == null) {
              return;
          }
  
          // build component tree that corresponds with tree data
          Tree<Group, Message> treeGroups = new Tree<Group, Message>();
  
          String bindingPrefix = getBindingInfo().getBindingPrefixForNested();
          Node<Group, Message> rootNode = buildTreeNode(treeData.getRootElement(),
                  bindingPrefix + ".rootElement", "root");
          treeGroups.setRootElement(rootNode);
  
          setTreeGroups(treeGroups);
      }
  }