1   /* Contributed in the public domain.
2    * Licensed to CS GROUP (CS) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * CS licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *   http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.orekit.frames;
18  
19  import org.orekit.frames.ITRFVersionLoader.ITRFVersionConfiguration;
20  
21  /**
22   * Interface for retrieving the ITRF version for a given set of EOP data.
23   *
24   * @author Luc Maisonobe
25   * @author Evan Ward
26   * @see ITRFVersionLoader
27   * @since 10.1
28   */
29  public interface ItrfVersionProvider {
30  
31      /**
32       * Get the ITRF version configuration defined by a given file at specified date.
33       *
34       * @param name EOP file name
35       * @param mjd  date of the EOP in modified Julian day
36       * @return configuration valid around specified date in the file
37       */
38      ITRFVersionConfiguration getConfiguration(String name, int mjd);
39  
40  }