1 /* Copyright 2002-2024 Luc Maisonobe 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 18 package org.orekit.propagation.events; 19 20 import org.orekit.propagation.SpacecraftState; 21 22 /** This interface represents an event checking interval that depends on state. 23 * 24 * @see EventDetector 25 * @author Luc Maisonobe 26 * @since 12.0 27 * 28 */ 29 @FunctionalInterface 30 public interface AdaptableInterval { 31 32 /** Get the current value of maximal time interval between events handler checks. 33 * @param state current state 34 * @return current value of maximal time interval between events handler checks 35 */ 36 double currentInterval(SpacecraftState state); 37 38 /** 39 * Method creating a constant interval provider. 40 * @param constantInterval value of constant interval 41 * @return adaptable interval ready to be added to an event detector 42 * @since 12.1 43 */ 44 static AdaptableInterval of(final double constantInterval) { 45 return state -> constantInterval; 46 } 47 }