/**
    * Copyright 2005-2014 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.krad.uif.lifecycle.finalize;
  
  import org.kuali.rice.krad.uif.component.Component;
  import org.kuali.rice.krad.uif.component.DataBinding;
  import org.kuali.rice.krad.uif.lifecycle.ViewLifecycle;
  import org.kuali.rice.krad.uif.lifecycle.ViewLifecycleTaskBase;
  import org.kuali.rice.krad.uif.util.LifecycleElement;
  import org.kuali.rice.krad.uif.view.ViewModel;
  
  /**
   * Sets data bindings to read-only at the end of the apply model phase.
   * 
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class SetReadOnlyOnDataBindingTask extends ViewLifecycleTaskBase<DataBinding> {
  
      /**
       * Default constructor.
       */
      public SetReadOnlyOnDataBindingTask() {
          super(DataBinding.class);
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      protected void performLifecycleTask() {
          // implement readonly request overrides
          LifecycleElement element = getElementState().getElement();
          ViewModel viewModel = (ViewModel) ViewLifecycle.getModel();
          if ((element instanceof DataBinding)
                  && ViewLifecycle.getView().isSupportsRequestOverrideOfReadOnlyFields()
                  && !viewModel.getReadOnlyFieldsList().isEmpty()) {
              DataBinding dataBinding = (DataBinding) element;
              String propertyName = dataBinding.getPropertyName();
              if (viewModel.getReadOnlyFieldsList().contains(propertyName)) {
                  ((Component) dataBinding).setReadOnly(true);
              }
          }
      }
  
  }