datadog.trace.api.internal.util

Class LongStringUtils

java.lang.Object

datadog.trace.api.internal.util.LongStringUtils

public class LongStringUtils
extends Object

Utility class with common long decimal and hexadecimal parsing, and String creation methods.

Method Summary

Modifier and Type	Method and Description
static NumberFormatException	numberFormatOutOfLongRange(CharSequence s) Creates a NumberFormatException with a consistent error message.
static long	parseUnsignedLong(String s)
static long	parseUnsignedLongHex(CharSequence s) Parse the hex representation of the unsigned 64 bit long from the String.
static long	parseUnsignedLongHex(CharSequence s, int start, int len, boolean lowerCaseOnly) Parse the hex representation of the unsigned 64 bit long from the String.
static String	toHexStringPadded(long id, int size)
static String	toHexStringPadded(long highOrderBits, long lowOrderBits, int size)

Methods inherited from class java.lang.Object

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

Method Detail

parseUnsignedLongHex

public static long parseUnsignedLongHex(CharSequence s)
                                 throws NumberFormatException

Parse the hex representation of the unsigned 64 bit long from the String.

Parameters:

s - String in hexadecimal of unsigned 64-bits long.

Returns:

long

Throws:

NumberFormatException

parseUnsignedLongHex

public static long parseUnsignedLongHex(CharSequence s,
                                        int start,
                                        int len,
                                        boolean lowerCaseOnly)
                                 throws NumberFormatException

Parse the hex representation of the unsigned 64 bit long from the String.

Parameters:

s - String in hex of unsigned 64 bits

start - the start index of the hex value

len - the len of the hex value

lowerCaseOnly - if the allowed hex characters are lower case only

Returns:

long

Throws:

NumberFormatException

parseUnsignedLong

public static long parseUnsignedLong(String s)
                              throws NumberFormatException

Throws:

NumberFormatException

numberFormatOutOfLongRange

public static NumberFormatException numberFormatOutOfLongRange(CharSequence s)

Creates a NumberFormatException with a consistent error message.

Parameters:

s - the String that exceeds the range of a Long

Returns:

NumberFormatException

toHexStringPadded

public static String toHexStringPadded(long id,
                                       int size)

toHexStringPadded

public static String toHexStringPadded(long highOrderBits,
                                       long lowOrderBits,
                                       int size)