net.sf.mmm.util.version.impl

Class AbstractVersionIdentifierFormatterNumber

java.lang.Object

net.sf.mmm.util.lang.base.AbstractFormatter<VersionIdentifier>

net.sf.mmm.util.version.impl.AbstractVersionIdentifierFormatterNumber

All Implemented Interfaces:

Formatter<VersionIdentifier>

Direct Known Subclasses:

VersionIdentifierFormatterPhaseNumber, VersionIdentifierFormatterRevision

public abstract class AbstractVersionIdentifierFormatterNumber
extends AbstractFormatter<VersionIdentifier>

This is the abstract base implementation of Formatter for a numeric part of the VersionIdentifier.

Since:

3.0.0

Author:

Joerg Hohwiller (hohwille at users.sourceforge.net)

See Also:

ComposedVersionIdentifierFormatter

Field Summary

Fields

Modifier and Type	Field and Description
private int	padding The padding for the number.
private String	prefix The static prefix.
private StringUtil	stringUtil The StringUtil instance.

Constructor Summary

Constructors

Constructor and Description
AbstractVersionIdentifierFormatterNumber(StringUtil stringUtil, String prefix, int padding) The constructor.

Method Summary

Modifier and Type	Method and Description
protected void	doFormat(VersionIdentifier value, Appendable buffer)
protected abstract Number	getNumber(VersionIdentifier value) This method gets the Number to format.

Methods inherited from class net.sf.mmm.util.lang.base.AbstractFormatter

format, format, formatNull

Methods inherited from class java.lang.Object

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

Field Detail

stringUtil

private final StringUtil stringUtil

The StringUtil instance.

prefix

private final String prefix

The static prefix.

padding

private final int padding

The padding for the number.

Constructor Detail

AbstractVersionIdentifierFormatterNumber

public AbstractVersionIdentifierFormatterNumber(StringUtil stringUtil,
                                                String prefix,
                                                int padding)

The constructor.

Parameters:

stringUtil - is the StringUtil instance.

prefix - is the static prefix to append before the number. Will be omitted if the number is null.

padding - is the padding (minimum number of digits) for the number to format. The default is 0.

Method Detail

getNumber

protected abstract Number getNumber(VersionIdentifier value)

This method gets the Number to format.

Parameters:

value - is the VersionIdentifier.

Returns:

the Number to format.

doFormat

protected void doFormat(VersionIdentifier value,
                        Appendable buffer)
                 throws IOException

Specified by:

doFormat in class AbstractFormatter<VersionIdentifier>

Parameters:

value - is the value to format (not null).

buffer - is the Appendable to append the formatted value to.

Throws:

IOException - if caused by append.

See Also:

AbstractFormatter.format(Object, Appendable)