1   /* Copyright 2010-2011 Centre National d'Études Spatiales
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.propagation.integration;
18  
19  import org.orekit.time.AbsoluteDate;
20  
21  /** Common interface for all propagator mode handlers initialization.
22   * @author Luc Maisonobe
23   */
24  public interface ModeHandler {
25  
26      /**
27       * Initialize the mode handler.
28       *
29       * @param activateHandlers if handlers shall be active
30       * @param targetDate       propagation is expected to end on this date, but
31       *                         it may end early due to event detectors or
32       *                         exceptions.
33       */
34      void initialize(boolean activateHandlers, AbsoluteDate targetDate);
35  
36  }