core/src/main/java/org/apache/carbondata/core/scan/filter/resolver/resolverinfo/visitor/ResolvedFilterInfoVisitorIntf.java

/*
 * 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.carbondata.core.scan.filter.resolver.resolverinfo.visitor;

import org.apache.carbondata.core.scan.expression.exception.FilterUnsupportedException;
import org.apache.carbondata.core.scan.filter.resolver.metadata.FilterResolverMetadata;
import org.apache.carbondata.core.scan.filter.resolver.resolverinfo.ColumnResolvedFilterInfo;

public interface ResolvedFilterInfoVisitorIntf {

  /**
   * Visitor pattern is been used in this scenario inorder to populate the
   * dimColResolvedFilterInfo visitable object with filter member values based
   * on the visitor type, currently there 3 types of visitors custom,direct
   * and no dictionary, all types of visitor populate the visitable instance
   * as per its business logic which is different for all the visitors.
   *
   * @param visitableObj
   * @param metadata
   * @throws FilterUnsupportedException
   */
  void populateFilterResolvedInfo(ColumnResolvedFilterInfo visitableObj,
      FilterResolverMetadata metadata) throws FilterUnsupportedException;
}