org.apache.logging.log4j.util

Class Chars

java.lang.Object

org.apache.logging.log4j.util.Chars

public final class Chars
extends Object

Consider this class private.

Field Summary

Fields

Modifier and Type	Field and Description
static char	CR Carriage Return.
static char	DQUOTE Double Quote.
static char	EQ Equals '='.
static char	LF Line Feed.
static char	NUL NUL.
static char	QUOTE Single Quote ['].
static char	SPACE Space.
static char	TAB Tab.

Method Summary

Modifier and Type	Method and Description
static char	getLowerCaseHex(int digit) Converts a digit into an lower-case hexadecimal character or the null character if invalid.
static char	getUpperCaseHex(int digit) Converts a digit into an upper-case hexadecimal character or the null character if invalid.

Methods inherited from class java.lang.Object

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

Field Detail

CR

public static final char CR

Carriage Return.

See Also:

Constant Field Values

DQUOTE

public static final char DQUOTE

Double Quote.

See Also:

Constant Field Values

EQ

public static final char EQ

Equals '='.

See Also:

Constant Field Values

LF

public static final char LF

Line Feed.

See Also:

Constant Field Values

NUL

public static final char NUL

NUL.

See Also:

Constant Field Values

QUOTE

public static final char QUOTE

Single Quote ['].

See Also:

Constant Field Values

SPACE

public static final char SPACE

Space.

See Also:

Constant Field Values

TAB

public static final char TAB

Tab.

See Also:

Constant Field Values

Method Detail

getUpperCaseHex

public static char getUpperCaseHex(int digit)

Converts a digit into an upper-case hexadecimal character or the null character if invalid.

Parameters:

digit - a number 0 - 15

Returns:

the hex character for that digit or '\0' if invalid

getLowerCaseHex

public static char getLowerCaseHex(int digit)

Converts a digit into an lower-case hexadecimal character or the null character if invalid.

Parameters:

digit - a number 0 - 15

Returns:

the hex character for that digit or '\0' if invalid