hera.util

Class ParsingUtils

java.lang.Object

hera.util.ParsingUtils

public class ParsingUtils
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ParsingUtils.ScaleUnit ScaleUnit.

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.util.Collection<java.lang.String>	FALSES strings meaning boolean's false.
static java.util.List<ParsingUtils.ScaleUnit>	INTERVALS Parsing Interval.
protected static java.util.Collection<java.lang.String>	TRUES strings meaning boolean's true.

Constructor Summary

Constructors

Constructor and Description
ParsingUtils()

Method Summary

Modifier and Type	Method and Description
static boolean	convertToBoolean(java.lang.String val) Parse val and convert to boolean type.
static boolean	convertToBoolean(java.lang.String str, boolean defaultValueIsTrue) Parse str and convert to boolean.
static long	convertToCapacity(java.lang.String str, long defaultValue) Parse str and convert capacity in bytes.
static double	convertToDouble(java.lang.String val) Parse val and convert to double type.
static double	convertToDouble(java.lang.String val, double defaultValue) Parse val and convert to double type.
static int	convertToInt(java.lang.String val) Parse val and convert to int type.
static int	convertToInt(java.lang.String val, int defaultValue) Parse val and convert to int type.
static long	convertToLong(java.lang.String val) Parse val and convert to long type.
static long	convertToLong(java.lang.String val, int defaultValue) Parse val and convert to long type.
static long	convertToLong(java.lang.String val, long defaultValue) Parse val and convert to long type.
static long	convertToTime(java.lang.String val) Parse val and convert time in microseconds.
static long	parse(java.lang.String val, java.util.concurrent.TimeUnit unit) Parse val and convert time in unit.

Methods inherited from class java.lang.Object

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

Field Detail

TRUES

protected static final java.util.Collection<java.lang.String> TRUES

strings meaning boolean's true.

FALSES

protected static final java.util.Collection<java.lang.String> FALSES

strings meaning boolean's false.

INTERVALS

public static final java.util.List<ParsingUtils.ScaleUnit> INTERVALS

Parsing Interval.

time units, which is based on milliseconds

Constructor Detail

ParsingUtils

public ParsingUtils()

Method Detail

convertToBoolean

public static boolean convertToBoolean(java.lang.String str,
                                       boolean defaultValueIsTrue)

Parse str and convert to boolean.

Check str means true if defaultValue is false. Check str means false if defaultValue is true.

Parameters:

str - string to parse

defaultValueIsTrue - default value

Returns:

boolean value from str

See Also:

TRUES, FALSES

convertToBoolean

public static boolean convertToBoolean(java.lang.String val)

Parse val and convert to boolean type.

Parameters:

val - string to parse

Returns:

boolean value

See Also:

convertToBoolean(String, boolean)

convertToInt

public static int convertToInt(java.lang.String val)

Parse val and convert to int type.

Parameters:

val - string to parse

Returns:

int value

See Also:

convertToInt(String, int)

convertToInt

public static int convertToInt(java.lang.String val,
                               int defaultValue)

Parse val and convert to int type.

Return defaultValue if can't parse.

Parameters:

val - string to parse

defaultValue - default value

Returns:

int value

See Also:

NumberUtils.parse(String, Class)

convertToLong

public static long convertToLong(java.lang.String val)

Parse val and convert to long type.

Parameters:

val - string to parse

Returns:

long value

See Also:

convertToLong(String)

convertToLong

public static long convertToLong(java.lang.String val,
                                 int defaultValue)

Parse val and convert to long type.

Return defaultValue if can't parse.

Parameters:

val - string to parse

defaultValue - default value

Returns:

long value

See Also:

NumberUtils.parse(String, Class)

convertToLong

public static long convertToLong(java.lang.String val,
                                 long defaultValue)

Parse val and convert to long type.

Return default value if can't parse

Parameters:

val - string to parse

defaultValue - default value

Returns:

long value

See Also:

NumberUtils.parse(String, Class)

convertToDouble

public static double convertToDouble(java.lang.String val)

Parse val and convert to double type.

Parameters:

val - string to parse

Returns:

double value

See Also:

convertToDouble(String, double)

convertToDouble

public static double convertToDouble(java.lang.String val,
                                     double defaultValue)

Parse val and convert to double type.

Return defaultValue if can't parse.

Parameters:

val - string to parse

defaultValue - default value

Returns:

double value

See Also:

NumberUtils.parse(String, Class)

convertToCapacity

public static long convertToCapacity(java.lang.String str,
                                     long defaultValue)

Parse str and convert capacity in bytes.

Return defaultValue if can't parse

Parameters:

str - string to parse

defaultValue - default value

Returns:

parsed value

convertToTime

public static long convertToTime(java.lang.String val)
                          throws java.text.ParseException

Parse val and convert time in microseconds.

Parameters:

val - string to parse

Returns:

time in microseconds

Throws:

java.text.ParseException - Fail to parse

parse

public static long parse(java.lang.String val,
                         java.util.concurrent.TimeUnit unit)
                  throws java.text.ParseException

Parse val and convert time in unit.

Parameters:

val - string to parse

unit - time unit to convert

Returns:

time in unit

Throws:

java.text.ParseException - Fail to parse

See Also:

convertToTime(String)