Package weka.core.converters

Class ConverterUtils

java.lang.Object
weka.core.converters.ConverterUtils
All Implemented Interfaces:
Serializable, RevisionHandler
public class ConverterUtils extends Object implements Serializable, RevisionHandler
Utility routines for the converter package.
Version:
$Revision: 15656 $
Author:
Mark Hall (mhall@cs.waikato.ac.nz), FracPete (fracpete at waikato dot ac dot nz)
See Also:

  • Constructor Details

    • ConverterUtils

      public ConverterUtils()

  • Method Details

    • initialize

      public static void initialize()

    • getFirstToken

      public static void getFirstToken(StreamTokenizer tokenizer) throws IOException
      Gets token, skipping empty lines.
      Parameters:
      tokenizer - the stream tokenizer
      Throws:
      IOException - if reading the next token fails

    • getToken

      public static void getToken(StreamTokenizer tokenizer) throws IOException
      Gets token.
      Parameters:
      tokenizer - the stream tokenizer
      Throws:
      IOException - if reading the next token fails

    • errms

      public static void errms(StreamTokenizer tokenizer, String theMsg) throws IOException
      Throws error message with line number and last token read.
      Parameters:
      theMsg - the error message to be thrown
      tokenizer - the stream tokenizer
      Throws:
      IOException - containing the error message

    • getFileLoaders

      public static Vector<String> getFileLoaders()
      returns a vector with the classnames of all the file loaders.
      Returns:
      the classnames of the loaders

    • getLoaderForFile

      public static AbstractFileLoader getLoaderForFile(String filename)
      tries to determine the loader to use for this kind of file, returns null if none can be found.
      Parameters:
      filename - the file to return a converter for
      Returns:
      the converter if one was found, null otherwise

    • getLoadersForFile

      public static List<AbstractFileLoader> getLoadersForFile(String filename)
      tries to determine the loaders to use for this kind of file.
      Parameters:
      filename - the file to return converters for
      Returns:
      the converters, list is empty if none found

    • getLoaderForFile

      public static AbstractFileLoader getLoaderForFile(File file)
      tries to determine the loader to use for this kind of file, returns null if none can be found.
      Parameters:
      file - the file to return a converter for
      Returns:
      the converter if one was found, null otherwise

    • getLoadersForFile

      public static List<AbstractFileLoader> getLoadersForFile(File file)
      tries to determine the loaders to use for this kind of file.
      Parameters:
      file - the file to return converters for
      Returns:
      the converters, empty list if none found

    • getLoaderForExtension

      public static AbstractFileLoader getLoaderForExtension(String extension)
      tries to determine the loader to use for this kind of extension, returns null if none can be found.
      Parameters:
      extension - the file extension to return a converter for
      Returns:
      the converter if one was found, null otherwise

    • getLoadersForExtension

      public static List<AbstractFileLoader> getLoadersForExtension(String extension)
      tries to determine the loader to use for this kind of extension, returns null if none can be found.
      Parameters:
      extension - the file extension to return a converter for
      Returns:
      the converter if one was found, null otherwise

    • getURLFileLoaders

      public static Vector<String> getURLFileLoaders()
      returns a vector with the classnames of all the URL file loaders.
      Returns:
      the classnames of the loaders

    • getURLLoaderForFile

      public static AbstractFileLoader getURLLoaderForFile(String filename)
      tries to determine the URL loader to use for this kind of file, returns null if none can be found.
      Parameters:
      filename - the file to return a URL converter for
      Returns:
      the converter if one was found, null otherwise

    • getURLLoadersForFile

      public static List<AbstractFileLoader> getURLLoadersForFile(String filename)
      tries to determine the URL loader to use for this kind of file.
      Parameters:
      filename - the file to return URL converters for
      Returns:
      the converters, empty list if none found

    • getURLLoaderForFile

      public static AbstractFileLoader getURLLoaderForFile(File file)
      tries to determine the URL loader to use for this kind of file, returns null if none can be found.
      Parameters:
      file - the file to return a URL converter for
      Returns:
      the converter if one was found, null otherwise

    • getURLLoadersForFile

      public static List<AbstractFileLoader> getURLLoadersForFile(File file)
      tries to determine the URL loaders to use for this kind of file.
      Parameters:
      file - the file to return URL converters for
      Returns:
      the converters, empty list if none found

    • getURLLoaderForExtension

      public static AbstractFileLoader getURLLoaderForExtension(String extension)
      tries to determine the URL loader to use for this kind of extension, returns null if none can be found.
      Parameters:
      extension - the file extension to return a URL converter for
      Returns:
      the converter if one was found, null otherwise

    • getURLLoadersForExtension

      public static List<AbstractFileLoader> getURLLoadersForExtension(String extension)
      tries to determine the URL loaders to use for this kind of extension.
      Parameters:
      extension - the file extension to return URL converters for
      Returns:
      the converters, empty list of none found

    • getFileSavers

      public static Vector<String> getFileSavers()
      returns a vector with the classnames of all the file savers.
      Returns:
      the classnames of the savers

    • getSaverForFile

      public static AbstractFileSaver getSaverForFile(String filename)
      tries to determine the saver to use for this kind of file, returns null if none can be found.
      Parameters:
      filename - the file to return a converter for
      Returns:
      the converter if one was found, null otherwise

    • getSaversForFile

      public static List<AbstractFileSaver> getSaversForFile(String filename)
      tries to determine the savers to use for this kind of file.
      Parameters:
      filename - the file to return converters for
      Returns:
      the converters, empty list if none found

    • getSaverForFile

      public static AbstractFileSaver getSaverForFile(File file)
      tries to determine the saver to use for this kind of file, returns null if none can be found.
      Parameters:
      file - the file to return a converter for
      Returns:
      the converter if one was found, null otherwise

    • getSaversForFile

      public static List<AbstractFileSaver> getSaversForFile(File file)
      tries to determine the savers to use for this kind of file.
      Parameters:
      file - the file to return converters for
      Returns:
      the converters, empty list if none found

    • getSaverForExtension

      public static AbstractFileSaver getSaverForExtension(String extension)
      tries to determine the saver to use for this kind of extension, returns null if none can be found.
      Parameters:
      extension - the file extension to return a converter for
      Returns:
      the converter if one was found, null otherwise

    • getSaversForExtension

      public static List<AbstractFileSaver> getSaversForExtension(String extension)
      tries to determine the savers to use for this kind of extension.
      Parameters:
      extension - the file extension to return converters for
      Returns:
      the converters, empty list if none found

    • getRevision

      public String getRevision()
      Returns the revision string.
      Specified by:
      getRevision in interface RevisionHandler
      Returns:
      the revision