lens-server-api/src/main/java/org/apache/lens/server/api/query/cost/QueryCostTypeRangeConf.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.lens.server.api.query.cost;


import org.apache.lens.api.query.QueryCostType;
import org.apache.lens.server.api.query.priority.RangeConf;

public class QueryCostTypeRangeConf extends RangeConf<Double, QueryCostType> {
  /**
   * Super constructor
   *
   * @param confValue
   * @see RangeConf#RangeConf(String)
   */
  public QueryCostTypeRangeConf(String confValue) {
    super(confValue);
  }

  /**
   * Parse key method
   *
   * @param s
   * @return parsed float from string s
   * @see RangeConf#parseKey(String)
   */
  @Override
  protected Double parseKey(String s) {
    return Double.parseDouble(s);
  }

  /**
   * Parse value method
   *
   * @param s
   * @return parsed QueryCostType from String s
   * @see RangeConf#parseValue(String)
   */
  @Override
  protected QueryCostType parseValue(String s) {
    return QueryCostType.valueOf(s);
  }

  /**
   * Default value is "HIGH".
   * @return "HIGH"
   */
  @Override
  protected String getDefaultConf() {
    return QueryCostType.HIGH.toString();
  }
}