eu.javaexperience.electronic.uartbus

Class UartbusTools

java.lang.Object

eu.javaexperience.electronic.uartbus.UartbusTools

public class UartbusTools
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	UartbusTools.PacketFormattingMode

Field Summary

Fields

Modifier and Type	Field and Description
protected static eu.javaexperience.log.Logger	LOG

Method Summary

Modifier and Type	Method and Description
static int	calcPackReqBytes(boolean signed, BigInteger value)
static int	calcPackReqBytes(boolean signed, byte[] value)
static byte	crc8(byte[] data)
static byte	crc8(byte[] data, int length)
static String	formatColonData(byte[] e)
static String	formatColonDataWithValidation(byte[] e)
static String	formatPacketWithMode(UartbusTools.PacketFormattingMode mode, byte[] data)
static byte[]	getValidPacket(byte[] e)
static void	initConnection(UartbusConnection conn)
static boolean	isPacketCrc8Valid(byte[] data)
static byte[]	packInt(boolean signed, int value)
static int	packValue(boolean signed, BigInteger value, byte[] dst, int startIndex)
static int	packValue(Boolean negative, byte[] value, byte[] dst, int startIndex) packed byte scheme: XN------|X-------|X------- first byte: X extended address (0 = no, 1 = yes) N negated value (0 = no, 1 = yes) n'th byte: X value continued in the next byte + 7 bit number value negative: null: unsigned value false: signed positive true: signed negative
static int	packValue(boolean signed, int value, byte[] dst, int startIndex)
static int	packValue(boolean signed, long value, byte[] dst, int startIndex)
static byte[]	parseColonData(String data)
static void	printPacketStdout(byte[] data)
static BigInteger	unpackValue(boolean signed, byte[] data, int startIndex)
static BigInteger	unpackValue(boolean signed, byte[] data, int startIndex, int[] usedBytes)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOG

protected static final eu.javaexperience.log.Logger LOG

Method Detail

crc8

public static byte crc8(byte[] data)

crc8

public static byte crc8(byte[] data,
                        int length)

parseColonData

public static byte[] parseColonData(String data)

formatColonData

public static String formatColonData(byte[] e)

formatColonDataWithValidation

public static String formatColonDataWithValidation(byte[] e)

formatPacketWithMode

public static String formatPacketWithMode(UartbusTools.PacketFormattingMode mode,
                                          byte[] data)

packValue

public static int packValue(boolean signed,
                            int value,
                            byte[] dst,
                            int startIndex)

packValue

public static int packValue(boolean signed,
                            long value,
                            byte[] dst,
                            int startIndex)

packValue

public static int packValue(boolean signed,
                            BigInteger value,
                            byte[] dst,
                            int startIndex)

calcPackReqBytes

public static int calcPackReqBytes(boolean signed,
                                   BigInteger value)

calcPackReqBytes

public static int calcPackReqBytes(boolean signed,
                                   byte[] value)

packValue

public static int packValue(Boolean negative,
                            byte[] value,
                            byte[] dst,
                            int startIndex)

packed byte scheme: XN------|X-------|X------- first byte: X extended address (0 = no, 1 = yes) N negated value (0 = no, 1 = yes) n'th byte: X value continued in the next byte + 7 bit number value negative: null: unsigned value false: signed positive true: signed negative

packInt

public static byte[] packInt(boolean signed,
                             int value)

unpackValue

public static BigInteger unpackValue(boolean signed,
                                     byte[] data,
                                     int startIndex)

unpackValue

public static BigInteger unpackValue(boolean signed,
                                     byte[] data,
                                     int startIndex,
                                     int[] usedBytes)

getValidPacket

public static byte[] getValidPacket(byte[] e)

isPacketCrc8Valid

public static boolean isPacketCrc8Valid(byte[] data)

printPacketStdout

public static void printPacketStdout(byte[] data)

initConnection

public static void initConnection(UartbusConnection conn)