OdMethodFacade.java
/* Copyright 2002-2022 CS GROUP
* Licensed to CS GROUP (CS) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* CS 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.
*/
package org.orekit.files.ccsds.definitions;
import java.util.regex.Pattern;
/** Facade in front of several orbit determination methods in CCSDS messages.
* @author Luc Maisonobe
* @since 11.0
*/
public class OdMethodFacade {
/** Pattern for splitting string specification in OCM files. */
private static final Pattern SPLITTER = Pattern.compile("\\p{Blank}*:\\p{Blank}*");
/** Name of the method. */
private final String name;
/** Method type (may be null). */
private final OdMethodType type;
/** Tool used for OD. */
private final String tool;
/** Simple constructor.
* @param name name of the method
* @param type method type (may be null)
* @param tool tool used for OD (may be null)
*/
public OdMethodFacade(final String name, final OdMethodType type, final String tool) {
this.name = name;
this.type = type;
this.tool = tool;
}
/** Get the name of the method.
* @return name of the method
*/
public String getName() {
return name;
}
/** Get the method type.
* @return method type
*/
public OdMethodType getType() {
return type;
}
/** Get the tool used for OD.
* @return tool used for OD
*/
public String getTool() {
return tool;
}
/** Parse a string from OCM.
* @param s string to parse
* @return OD method facade
*/
public static OdMethodFacade parse(final String s) {
final String[] fields = SPLITTER.split(s);
if (fields.length == 2) {
// we have method and tool
OdMethodType type;
try {
type = OdMethodType.valueOf(fields[0]);
} catch (IllegalArgumentException iae) {
type = null;
}
return new OdMethodFacade(fields[0], type, fields[1]);
} else {
return new OdMethodFacade(s, null, null);
}
}
}