1   /* Copyright 2002-2025 CS GROUP
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.files.ccsds.ndm.odm.oem;
18  
19  import org.orekit.files.ccsds.utils.lexical.ParseToken;
20  import org.orekit.files.ccsds.utils.lexical.TokenType;
21  
22  /** Keywords for OEM data sub-structure in XML files.
23   * @author Luc Maisonobe
24   * @since 11.0
25   */
26  enum OemDataSubStructureKey {
27  
28      /** State vector section. */
29      stateVector((token, parser) -> parser.manageXmlStateVectorSection(token.getType() == TokenType.START)),
30  
31      /** Covariance matrix section. */
32      covarianceMatrix((token, parser) -> parser.manageCovarianceSection(token.getType() == TokenType.START)),
33  
34      /** Covariance matrix section. */
35      COVARIANCE((token, parser) -> parser.manageCovarianceSection(token.getType() == TokenType.START));
36  
37      /** Processing method. */
38      private final transient TokenProcessor processor;
39  
40      /** Simple constructor.
41       * @param processor processing method
42       */
43      OemDataSubStructureKey(final TokenProcessor processor) {
44          this.processor = processor;
45      }
46  
47      /** Process one token.
48       * @param token token to process
49       * @param parser OEM file parser
50       * @return true of token was accepted
51       */
52      public boolean process(final ParseToken token, final OemParser parser) {
53          return processor.process(token, parser);
54      }
55  
56      /** Interface for processing one token. */
57      interface TokenProcessor {
58          /** Process one token.
59           * @param token token to process
60           * @param parser OEM file parser
61           * @return true of token was accepted
62           */
63          boolean process(ParseToken token, OemParser parser);
64      }
65  
66  }