Package weka.core.xml
Class SerialUIDChanger
- java.lang.Object
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- weka.core.xml.SerialUIDChanger
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- 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: 1.3 $
- Author:
- FracPete (fracpete at waikato dot ac dot nz)
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Constructor Summary
Constructors Constructor Description SerialUIDChanger()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description static void
binaryToKOML(java.lang.String binary, java.lang.String koml)
converts a binary file into a KOML XML filestatic 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 onestatic void
main(java.lang.String[] args)
exchanges an old UID for a new one.
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Method Detail
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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
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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 convertkoml
- where to store the XML output- Throws:
java.lang.Exception
- if conversion fails
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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 databinary
- the name of the- Throws:
java.lang.Exception
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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 changenewUID
- the new UID to usefromFile
- the original file with the old UIDtoFile
- the new file where to store the modified UID- Throws:
java.lang.Exception
- if conversion fails
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getRevision
public java.lang.String getRevision()
Returns the revision string.- Specified by:
getRevision
in interfaceRevisionHandler
- Returns:
- the revision
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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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