/**
    * Copyright 2005-2016 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.control;
  
  import org.kuali.rice.core.api.util.KeyValue;
  import org.kuali.rice.krad.datadictionary.parse.BeanTag;
  import org.kuali.rice.krad.datadictionary.parse.BeanTagAttribute;
  import org.kuali.rice.krad.keyvalues.KeyValuesBase;
  import org.kuali.rice.krad.uif.field.InputField;
  import org.kuali.rice.krad.uif.view.ViewModel;
  
  import java.util.Collections;
  import java.util.List;
  
  /**
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  @BeanTag(name = "keyValuesFinder")
  public abstract class UifKeyValuesFinderBase extends KeyValuesBase implements UifKeyValuesFinder {
  
      private boolean addBlankOption;
  
      public UifKeyValuesFinderBase() {
          addBlankOption = true;
      }
  
      /**
       * {@inheritDoc}
       */
      public List<KeyValue> getKeyValues() {
          return Collections.emptyList();
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public List<KeyValue> getKeyValues(ViewModel model) {
          return getKeyValues();
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public List<KeyValue> getKeyValues(ViewModel model, InputField field){
          return getKeyValues(model);
      }
  
      /**
       * {@inheritDoc}
       */
      @BeanTagAttribute
      @Override
      public boolean isAddBlankOption() {
          return addBlankOption;
      }
  
      /**
       * Setter for the addBlankOption indicator
       *
       * @param addBlankOption
       */
      public void setAddBlankOption(boolean addBlankOption) {
          this.addBlankOption = addBlankOption;
      }
  }