org.lcsim.util.cache

Class ByteFormat

java.lang.Object

java.text.Format

org.lcsim.util.cache.ByteFormat

All Implemented Interfaces:

Serializable, Cloneable

public class ByteFormat
extends Format

A formatter for formatting byte sizes. For example, formatting 12345 byes results in "12.1 kB" and 1234567 results in "1.18 MB".

Author:

Bill Lynch, Tony Johnson

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.text.Format

Format.Field

Field Summary

Fields

Modifier and Type	Field and Description
private static DecimalFormat	formatter
private static String[]	mags

Constructor Summary

Constructors

Constructor and Description
ByteFormat()

Method Summary

Methods

Modifier and Type	Method and Description
String	format(long bytes) Formats a long which represent a number of bytes.
StringBuffer	format(Object obj, StringBuffer buf, FieldPosition pos) Format the given object (must be a Long).
Object	parseObject(String source, ParsePosition pos) In this implementation, returns null always.

Methods inherited from class java.text.Format

clone, format, formatToCharacterIterator, parseObject

Methods inherited from class java.lang.Object

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

Field Detail

mags

private static final String[] mags

formatter

private static final DecimalFormat formatter

Constructor Detail

ByteFormat

public ByteFormat()

Method Detail

format

public String format(long bytes)

Formats a long which represent a number of bytes.

format

public StringBuffer format(Object obj,
                  StringBuffer buf,
                  FieldPosition pos)

Format the given object (must be a Long).

Specified by:

format in class Format

Parameters:

obj - assumed to be the number of bytes as a Long.

buf - the StringBuffer to append to.

pos -

Returns:

A formatted string representing the given bytes in more human-readable form.

parseObject

public Object parseObject(String source,
                 ParsePosition pos)

In this implementation, returns null always.

Specified by:

parseObject in class Format

Parameters:

source -

pos -

Returns:

returns null in this implementation.