content: package org.apache.solr.common.params;
  /**
   * 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.
   */
  
  
  /**
   *
   *
   **/
  public interface SpatialParams {
    public static final String POINT = "pt";
    public static final String DISTANCE = "d";
    public static final String FIELD = "sfield";  // the field that contains the points we are measuring from "pt"
    /**
     * km - kilometers
     * mi - miles
     */
    public static final String UNITS = "units";
    /**
     * The distance measure to use.
     */
    public static final String MEASURE = "meas";
    /**
     * The radius of the sphere to use to in calculating spherical distances like Haversine
     */
    public static final String SPHERE_RADIUS = "sphere_radius";
  }
  