Package com.softwaremining.util

Class GDGVersion

java.lang.Object

com.softwaremining.util.GDGVersion

public class GDGVersion
extends Object

GDG Utility to support VSAM Sequential files. It supports file renaming operations such as Catalog / UnCatalog Used to reduce version numbers from ALL gdg files e.g.

 java com.softwaremining.util.GDGVersion -reduceVersion file=C:/data-files/ABC(+1) 

Assuming the directory C:/data-files/ contains

 ABC(-3) will be renamed to to ABC__$DATETIMESTAMP$
 ABC(-2)  renamed to ABC(-3)
 ABC(-1)  renamed to ABC(-2)
 ABC(0)   renamed to ABC(-1)
 ABC(+1)  renamed to ABC(0)
 ABC(+2)   unchanged  since the initial specified filename started with version +1 - ie ABC(+1) 
 ABC(+3)   unchanged  since the initial specified filename started with version +1 - ie ABC(+1) 
 

Method Summary

Modifier and Type	Method	Description
static String	createNextVersionedName(String fileName, boolean increaseVersion)
static void	main(String[] args)	main entry.
static void	reduceVersionNumber(String fullPathAndfileName)	main routine
String	toString()

Methods inherited from class java.lang.Object

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

Method Details

main

public static void main(String[] args)

main entry.

reduceVersionNumber

public static void reduceVersionNumber(String fullPathAndfileName)

main routine

Parameters:

fullPathAndfileName -

createNextVersionedName

public static String createNextVersionedName(String fileName,
 boolean increaseVersion)

toString

public String toString()

Overrides:

toString in class Object