AbstractCcsdsTimeCode.java
/* Copyright 2002-2024 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.time;
/** Abstract base class for CCSDS segmented and unsegmented time code.
* @author Luc Maisonobe
* @since 12.1
* @see AbsoluteDate
* @see FieldAbsoluteDate
*/
abstract class AbstractCcsdsTimeCode {
/** Decode a signed byte as an unsigned int value.
* @param b byte to decode
* @return an unsigned int value
*/
protected int toUnsigned(final byte b) {
final int i = (int) b;
return (i < 0) ? 256 + i : i;
}
/** Format a byte as an hex string for error messages.
* @param data byte to format
* @return a formatted string
*/
protected String formatByte(final byte data) {
return "0x" + Integer.toHexString(data).toUpperCase();
}
}