org.apache.nifi.util

Class FormatUtils

java.lang.Object

org.apache.nifi.util.FormatUtils

public class FormatUtils
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
private static double	BYTES_IN_GIGABYTE
private static double	BYTES_IN_KILOBYTE
private static double	BYTES_IN_MEGABYTE
private static double	BYTES_IN_TERABYTE
private static String	DAYS
private static String	HOURS
private static String	MILLIS
private static String	MINS
private static String	NANOS
private static String	SECS
static Pattern	TIME_DURATION_PATTERN
static String	TIME_DURATION_REGEX
private static String	UNION
private static String	VALID_TIME_UNITS
private static String	WEEKS

Constructor Summary

Constructors

Constructor and Description
FormatUtils()

Method Summary

Modifier and Type	Method and Description
static String	formatCount(long count) Formats the specified count by adding commas.
static String	formatDataSize(double dataSize) Formats the specified data size in human readable format.
static String	formatHoursMinutesSeconds(long sourceDuration, TimeUnit sourceUnit) Formats the specified duration in 'HH:mm:ss.SSS' format.
static String	formatMinutesSeconds(long sourceDuration, TimeUnit sourceUnit) Formats the specified duration in 'mm:ss.SSS' format.
static String	formatUtilization(double utilization)
static long	getTimeDuration(String value, TimeUnit desiredUnit)
private static String	join(String delimiter, String... values)
private static String	pad(int val)

Methods inherited from class java.lang.Object

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

Field Detail

UNION

private static final String UNION

See Also:

Constant Field Values

BYTES_IN_KILOBYTE

private static final double BYTES_IN_KILOBYTE

See Also:

Constant Field Values

BYTES_IN_MEGABYTE

private static final double BYTES_IN_MEGABYTE

See Also:

Constant Field Values

BYTES_IN_GIGABYTE

private static final double BYTES_IN_GIGABYTE

See Also:

Constant Field Values

BYTES_IN_TERABYTE

private static final double BYTES_IN_TERABYTE

See Also:

Constant Field Values

NANOS

private static final String NANOS

MILLIS

private static final String MILLIS

SECS

private static final String SECS

MINS

private static final String MINS

HOURS

private static final String HOURS

DAYS

private static final String DAYS

WEEKS

private static final String WEEKS

VALID_TIME_UNITS

private static final String VALID_TIME_UNITS

TIME_DURATION_REGEX

public static final String TIME_DURATION_REGEX

TIME_DURATION_PATTERN

public static final Pattern TIME_DURATION_PATTERN

Constructor Detail

FormatUtils

public FormatUtils()

Method Detail

formatCount

public static String formatCount(long count)

Formats the specified count by adding commas.

Parameters:

count - the value to add commas to

Returns:

the string representation of the given value with commas included

formatMinutesSeconds

public static String formatMinutesSeconds(long sourceDuration,
                                          TimeUnit sourceUnit)

Formats the specified duration in 'mm:ss.SSS' format.

Parameters:

sourceDuration - the duration to format

sourceUnit - the unit to interpret the duration

Returns:

representation of the given time data in minutes/seconds

formatHoursMinutesSeconds

public static String formatHoursMinutesSeconds(long sourceDuration,
                                               TimeUnit sourceUnit)

Formats the specified duration in 'HH:mm:ss.SSS' format.

Parameters:

sourceDuration - the duration to format

sourceUnit - the unit to interpret the duration

Returns:

representation of the given time data in hours/minutes/seconds

pad

private static String pad(int val)

formatDataSize

public static String formatDataSize(double dataSize)

Formats the specified data size in human readable format.

Parameters:

dataSize - Data size in bytes

Returns:

Human readable format

getTimeDuration

public static long getTimeDuration(String value,
                                   TimeUnit desiredUnit)

formatUtilization

public static String formatUtilization(double utilization)

join

private static String join(String delimiter,
                           String... values)