peersim.util
Class FileNameGenerator

java.lang.Object
  peersim.util.FileNameGenerator

public class FileNameGenerator
extends java.lang.Object

Generates a series of filenames for classes that have to save e.g. snapshots regularly.

Field Summary

java.lang.String	ext The extension of the filename
java.lang.String	prefix The prefix of the filename

Constructor Summary

FileNameGenerator(java.lang.String prefix, java.lang.String ext)

Method Summary

java.lang.String

nextCounterName() Generates a name based on a counter.

Methods inherited from class java.lang.Object

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

Field Detail

prefix

public final java.lang.String prefix

The prefix of the filename

ext

public final java.lang.String ext

The extension of the filename

Constructor Detail

FileNameGenerator

public FileNameGenerator(java.lang.String prefix,
                         java.lang.String ext)

Parameters:

prefix - all returned names will be prefixed by this

ext - will be appended to all returned names

Method Detail

nextCounterName

public java.lang.String nextCounterName()

Generates a name based on a counter. The format of the name returned is prefix followed by an 8 digit zero padded number, followed by ext. The first number used is zero.

Returns:

the next filename after increasing the counter