AbstractListFilter.java

/**
 * Licensed to The Apereo Foundation under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership.
 *
 *
 * The Apereo Foundation licenses this file to you 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://opensource.org/licenses/ecl2.txt
 *
 * 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.opencastproject.index.service.resources.list.query;

import org.opencastproject.index.service.resources.list.api.ResourceListFilter;
import org.opencastproject.util.data.Option;

/**
 * Abstract base class for the filter. Only implement the {@code getValue} method
 *
 * @param <A>
 *          The filter value type
 */
public abstract class AbstractListFilter<A> implements ResourceListFilter<A> {

  private final Option<A> value;

  public AbstractListFilter(Option<A> value) {
    this.value = value;
  }

  @Override
  public Option<A> getValue() {
    return value;
  }

}