How to use

defaultClassifierOptions

method

in

weka.classifiers.SingleClassifierEnhancer

/**
 * Returns an enumeration describing the available options.
 *
 * @return an enumeration of all the available options.
 */
public Enumeration<Option> listOptions() {
 Vector<Option> newVector = new Vector<Option>(3);
 newVector.addElement(new Option(
    "\tFull name of base classifier.\n"
    + "\t(default: " + defaultClassifierString() + 
    ((defaultClassifierOptions().length > 0) ? 
     " with options " + Utils.joinOptions(defaultClassifierOptions()) + ")" : ")"),
    "W", 1, "-W <classifier name>"));
 
 newVector.addAll(Collections.list(super.listOptions()));
 newVector.addElement(new Option(
    "",
    "", 0, "\nOptions specific to classifier "
    + m_Classifier.getClass().getName() + ":"));
 newVector.addAll(Collections.list(((OptionHandler)m_Classifier).listOptions()));
 return newVector.elements();
}

/**
 * Returns an enumeration describing the available options.
 *
 * @return an enumeration of all the available options.
 */
public Enumeration<Option> listOptions() {
 Vector<Option> newVector = new Vector<Option>(3);
 newVector.addElement(new Option(
    "\tFull name of base classifier.\n"
    + "\t(default: " + defaultClassifierString() + 
    ((defaultClassifierOptions().length > 0) ? 
     " with options " + Utils.joinOptions(defaultClassifierOptions()) + ")" : ")"),
    "W", 1, "-W <classifier name>"));
 
 newVector.addAll(Collections.list(super.listOptions()));
 newVector.addElement(new Option(
    "",
    "", 0, "\nOptions specific to classifier "
    + m_Classifier.getClass().getName() + ":"));
 newVector.addAll(Collections.list(((OptionHandler)m_Classifier).listOptions()));
 return newVector.elements();
}

/**
 * Parses a given list of options. Valid options are:<p>
 *
 * -W classname <br>
 * Specify the full class name of the base learner.<p>
 *
 * Options after -- are passed to the designated classifier.<p>
 *
 * @param options the list of options as an array of strings
 * @exception Exception if an option is not supported
 */
public void setOptions(String[] options) throws Exception {
 super.setOptions(options);
 String classifierName = Utils.getOption('W', options);
 if (classifierName.length() > 0) {
  setClassifier(AbstractClassifier.forName(classifierName, null));
  setClassifier(AbstractClassifier.forName(classifierName,
     Utils.partitionOptions(options)));
 } else {
  setClassifier(AbstractClassifier.forName(defaultClassifierString(), null));
  String[] classifierOptions = Utils.partitionOptions(options);
  if (classifierOptions.length > 0) {
   setClassifier(AbstractClassifier.forName(defaultClassifierString(),
                        classifierOptions));
  } else {
   setClassifier(AbstractClassifier.forName(defaultClassifierString(),
                        defaultClassifierOptions()));
  }
 }
}

/**
 * Parses a given list of options. Valid options are:<p>
 *
 * -W classname <br>
 * Specify the full class name of the base learner.<p>
 *
 * Options after -- are passed to the designated classifier.<p>
 *
 * @param options the list of options as an array of strings
 * @exception Exception if an option is not supported
 */
public void setOptions(String[] options) throws Exception {
 super.setOptions(options);
 String classifierName = Utils.getOption('W', options);
 if (classifierName.length() > 0) {
  setClassifier(AbstractClassifier.forName(classifierName, null));
  setClassifier(AbstractClassifier.forName(classifierName,
     Utils.partitionOptions(options)));
 } else {
  setClassifier(AbstractClassifier.forName(defaultClassifierString(), null));
  String[] classifierOptions = Utils.partitionOptions(options);
  if (classifierOptions.length > 0) {
   setClassifier(AbstractClassifier.forName(defaultClassifierString(),
                        classifierOptions));
  } else {
   setClassifier(AbstractClassifier.forName(defaultClassifierString(),
                        defaultClassifierOptions()));
  }
 }
}