com.crankuptheamps.client.AMPSTimestamp Maven / Gradle / Ivy
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//
// Copyright (c) 2017-2024 60East Technologies Inc., All Rights Reserved.
//
// This computer software is owned by 60East Technologies Inc. and is
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package com.crankuptheamps.client;
/**
* Provides an easy way to extract the date/time parts from an AMPS timestamp.
*
*/
public class AMPSTimestamp
{
/**
* The length of a valid AMPS timestamp in bytes.
*/
public static final int AMPS_TIMESTAMP_LENGTH = 23;
/**
* Year part of this timestamp.
*/
public int year;
/**
* Month part of this timestamp.
*/
public int month;
/**
* Day part of this timestamp.
*/
public int day;
/**
* Hour part of this timestamp.
*/
public int hour;
/**
* Minute part of this timestamp.
*/
public int minute;
/**
* Seconds part of this timestamp.
*/
public int second;
/**
* Nanos part of this timestamp.
*/
public int nano;
/**
* Parse an AMPS timestamp from a string.
* @param data The input AMPS timestamp to parse.
* @param out The timestamp object to parse into.
*/
public static void parse(String data, AMPSTimestamp out)
{
if(data.length() != AMPS_TIMESTAMP_LENGTH)
throw new RuntimeException("Timestamp length incorrect -- this is not an AMPS timestamp.");
out.year = ((data.charAt(0) - '0') * 1000)+
((data.charAt(1) - '0') * 100)+
((data.charAt(2) - '0') * 10)+
(data.charAt(3) - '0');
out.month = ((data.charAt(4) - '0') * 10) +
(data.charAt(5) - '0');
out.day = ((data.charAt(6) - '0') * 10) +
(data.charAt(7) - '0');
out.hour = ((data.charAt(9) - '0') * 10) +
(data.charAt(10)- '0');
out.minute= ((data.charAt(11)- '0') * 10) +
(data.charAt(12)- '0');
out.second= ((data.charAt(13)- '0') * 10) +
(data.charAt(14)- '0');
out.nano = ((data.charAt(16)- '0') * 100000000)+
((data.charAt(17)- '0') * 10000000)+
((data.charAt(18)- '0') * 1000000)+
((data.charAt(19)- '0') * 100000)+
((data.charAt(20)- '0') * 10000)+
((data.charAt(21)- '0') * 1000);
}
/**
* Parse an AMPS timestamp from a byte array.
* @param data The byte array containing the AMPS timestamp.
* @param offset The offset in data where the timestamp begins.
* @param length The length of the timestamp.
* @param out The timestamp object to parse into.
*/
public static void parse(byte[] data, int offset, int length, AMPSTimestamp out)
{
if(length != AMPS_TIMESTAMP_LENGTH)
throw new RuntimeException("Timestamp length incorrect -- this is not an AMPS timestamp.");
out.year = ((data[offset] - '0') * 1000)+
((data[offset+1] - '0') * 100)+
((data[offset+2] - '0') * 10)+
(data[offset+3] - '0');
out.month = ((data[offset+4] - '0') * 10) +
(data[offset+5] - '0');
out.day = ((data[offset+6] - '0') * 10) +
(data[offset+7] - '0');
out.hour = ((data[offset+9] - '0') * 10) +
(data[offset+10]- '0');
out.minute= ((data[offset+11]- '0') * 10) +
(data[offset+12]- '0');
out.second= ((data[offset+13]- '0') * 10) +
(data[offset+14]- '0');
out.nano = ((data[offset+16]- '0') * 100000000)+
((data[offset+17]- '0') * 10000000)+
((data[offset+18]- '0') * 1000000)+
((data[offset+19]- '0') * 100000)+
((data[offset+20]- '0') * 10000)+
((data[offset+21]- '0') * 1000);
}
/**
* Parses an AMPS timestamp into a new object.
*
* @param data The AMPS timestamp to parse.
*/
public AMPSTimestamp(String data)
{
parse(data,this);
}
/**
* Parses an AMPS timestamp into a new object.
* @param data The byte array containing the AMPS timestamp.
* @param offset The offset in data where the timestamp begins.
* @param length The length of the timestamp.
*/
public AMPSTimestamp(byte[] data, int offset, int length)
{
parse(data,offset,length,this);
}
}