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## weka.core.xml
Class SerialUIDChanger

    java.lang.Object
      weka.core.xml.SerialUIDChanger

All Implemented Interfaces:
  RevisionHandler

    public class SerialUIDChanger

extends java.lang.Object
implements RevisionHandler

This class enables one to change the UID of a serialized object and therefore not losing the data stored in the binary format.

Version:
  $Revision: 5953 $
Author:
  FracPete (fracpete at waikato dot ac dot nz)

Constructor Summary
`SerialUIDChanger()`

Method Summary
`static void` | `binaryToKOML(java.lang.String binary, java.lang.String koml)` converts a binary file into a KOML XML file
`static void` | `changeUID(long oldUID, long newUID, java.lang.String fromFile, java.lang.String toFile)` changes the oldUID into newUID from the given file (binary/KOML) into the other one (binary/KOML).
`java.lang.String` | `getRevision()` Returns the revision string.
`static boolean` | `isKOML(java.lang.String filename)` checks whether the given filename ends with ".koml"
`static void` | `komlToBinary(java.lang.String koml, java.lang.String binary)` converts a KOML file into a binary one
`static void` | `main(java.lang.String[] args)` exchanges an old UID for a new one.

Methods inherited from class java.lang.Object
`equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### SerialUIDChanger

    public SerialUIDChanger()

Method Detail

### isKOML

    public static boolean isKOML(java.lang.String filename)

  checks whether the given filename ends with ".koml"

  Parameters:
    `filename` - the filename to check
  Returns:
    whether it is a KOML file or not
  See Also:
    `KOML.FILE_EXTENSION`

### binaryToKOML

    public static void binaryToKOML(java.lang.String binary,
                                    java.lang.String koml)
                             throws java.lang.Exception

  converts a binary file into a KOML XML file

  Parameters:
    `binary` - the binary file to convert
    `koml` - where to store the XML output
  Throws:
    `java.lang.Exception` - if conversion fails

### komlToBinary

    public static void komlToBinary(java.lang.String koml,
                                    java.lang.String binary)
                             throws java.lang.Exception

  converts a KOML file into a binary one

  Parameters:
    `koml` - the filename with the XML data
    `binary` - the name of the
  Throws:
    `java.lang.Exception`

### changeUID

    public static void changeUID(long oldUID,
                                 long newUID,
                                 java.lang.String fromFile,
                                 java.lang.String toFile)
                          throws java.lang.Exception

  changes the oldUID into newUID from the given file (binary/KOML) into the other one (binary/KOML). it basically does a replace in the XML, i.e. it looks for " uid='oldUID'" and replaces it with " uid='newUID'".

  Parameters:
    `oldUID` - the old UID to change
    `newUID` - the new UID to use
    `fromFile` - the original file with the old UID
    `toFile` - the new file where to store the modified UID
  Throws:
    `java.lang.Exception` - if conversion fails

### getRevision

    public java.lang.String getRevision()

  Returns the revision string.

  Specified by:
    `getRevision` in interface `RevisionHandler`
  Returns:
    the revision

### main

    public static void main(java.lang.String[] args)
                     throws java.lang.Exception

  exchanges an old UID for a new one. a file that doesn't end with ".koml" is considered being binary. takes four arguments: oldUID newUID oldFilename newFilename

  Parameters:
    `args` - the command line parameters
  Throws:
    `java.lang.Exception`
  See Also:
    `KOML.FILE_EXTENSION`

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