content: /*
   * 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.asterix.external.input.filter;
  
  import org.apache.asterix.common.external.IExternalFilterEvaluator;
  import org.apache.asterix.common.external.IExternalFilterEvaluatorFactory;
  import org.apache.asterix.external.input.filter.embedder.IExternalFilterValueEmbedder;
  import org.apache.hyracks.api.application.IServiceContext;
  import org.apache.hyracks.api.exceptions.IWarningCollector;
  
  public class NoOpDeltaTableFilterEvaluatorFactory extends DeltaTableFilterEvaluatorFactory {
      public static final IExternalFilterEvaluatorFactory INSTANCE = new NoOpDeltaTableFilterEvaluatorFactory();
      private static final long serialVersionUID = 1L;
  
      private NoOpDeltaTableFilterEvaluatorFactory() {
          super(null);
      }
  
      @Override
      public IExternalFilterEvaluator create(IServiceContext serviceContext, IWarningCollector warningCollector) {
          return NoOpExternalFilterEvaluator.INSTANCE;
      }
  
      @SuppressWarnings("unchecked")
      @Override
      public IExternalFilterValueEmbedder createValueEmbedder(IWarningCollector warningCollector) {
          return NoOpFilterValueEmbedder.INSTANCE;
      }
  
  }
  