Best Java code snippets using weka.core.OptionHandler (Showing top 20 results out of 315)

/**
 * Create an option specification string for a filter
 * 
 * @param f the filter
 * @return the option spec
 */
protected String getFilterSpec(Filter f) {
 return f.getClass().getName()
  + (f instanceof OptionHandler ? " "
   + Utils.joinOptions(((OptionHandler) f).getOptions()) : "");
}

/**
 * prints all the options to stdout
 */
protected static void printOptions(OptionHandler o) {
 Enumeration<Option> enm = o.listOptions();
 System.out.println("Options for " + o.getClass().getName() + ":\n");
 while (enm.hasMoreElements()) {
  Option option = enm.nextElement();
  System.out.println(option.synopsis());
  System.out.println(option.description());
 }
}

@Test
public void testOptions() throws Exception {
 if (wrapper instanceof OptionHandler){
  OptionHandler optionHandler = ((OptionHandler) wrapper);
  String[] options = optionHandler.getOptions();
  String[] optionsCopy = Arrays.copyOf(options, options.length);
  optionHandler.setOptions(optionsCopy);
  String[] optionsAfter = optionHandler.getOptions();
  Assert.assertArrayEquals(options, optionsAfter);
 }
}

@Override
public void resetLearningImpl() {
  try {
    instances = null;
    String clistring = clustererClasses[wekaAlgorithmOption.getChosenIndex()].getName();
    clusterer = (weka.clusterers.AbstractClusterer) ClassOption.cliStringToObject(clistring, weka.clusterers.Clusterer.class, null);
    String rawOptions = parameterOption.getValue();
    String[] options = rawOptions.split(" ");
    if (clusterer instanceof weka.core.OptionHandler) {
      ((weka.core.OptionHandler) clusterer).setOptions(options);
      Utils.checkForRemainingOptions(options);
    }
  } catch (Exception e) {
    e.printStackTrace();
  }
  this.instanceConverter = new SamoaToWekaInstanceConverter();
}

/**
 * Set the options for this filter
 * 
 * @param options the options
 * @throws Exception if a problem occurs
 */
public void setOptions(String[] options) throws Exception {
 String filterSpec = Utils.getOption("filter", options);
 if (!DistributedJobConfig.isEmpty(filterSpec)) {
  String[] spec = Utils.splitOptions(filterSpec);
  String filterClass = spec[0];
  spec[0] = "";
  Filter base = (Filter) Class.forName(filterClass).newInstance();
  if (base instanceof OptionHandler) {
   ((OptionHandler) base).setOptions(spec);
  }
  setBaseFilter(base);
 }
}

 protected String makeClustererSpec(weka.clusterers.Clusterer clusterer) {
  String clusterSpec = clusterer.getClass().getCanonicalName();
  clusterSpec = clusterSpec.substring(clusterSpec.lastIndexOf('.') + 1,
   clusterSpec.length());

  String opts = " ";
  if (clusterer instanceof OptionHandler) {
   opts = Utils.joinOptions(((OptionHandler) clusterer).getOptions());
  }

  return clusterSpec + opts;
 }
}

/**
 * prints all the options to stdout
 */
protected static void printOptions(OptionHandler o) {
 Enumeration<Option> enm = o.listOptions();
 System.out.println("Options for " + o.getClass().getName() + ":\n");
 while (enm.hasMoreElements()) {
  Option option = enm.nextElement();
  System.out.println(option.synopsis());
  System.out.println(option.description());
 }
}

/**
 * tests the commandline operation of the saver.
 */
public void testSaverCommandlineArgs() {
 String[] options;
 options = getCommandlineOptions(false);
 try {
  ((OptionHandler) m_Saver).setOptions(options);
 } catch (Exception e) {
  e.printStackTrace();
  fail("Command line test failed ('" + Utils.arrayToString(options)
   + "'): " + e.toString());
 }
}

/**
 * Create an option specification string for a filter
 * 
 * @param f the filter
 * @return the option spec
 */
public static String getFilterSpec(Filter f) {
 return f.getClass().getName()
  + (f instanceof OptionHandler ? " "
   + Utils.joinOptions(((OptionHandler) f).getOptions()) : "");
}

/**
 * Returns an enumeration describing the available options.
 * 
 * @return an enumeration of all the available options.
 */
@Override
public Enumeration<Option> listOptions() {
 Vector<Option> result = new Vector<Option>();
 result.addAll(Collections.list(super.listOptions()));
 result.add(new Option("\tFull name of the classifier analysed.\n"
  + "\teg: weka.classifiers.bayes.NaiveBayes\n"
  + "\t(default weka.classifiers.rules.ZeroR)", "W", 1, "-W"));
 if ((m_Classifier != null) && (m_Classifier instanceof OptionHandler)) {
  result.add(new Option("", "", 0, "\nOptions specific to classifier "
   + m_Classifier.getClass().getName() + ":"));
  result.addAll(Collections.list(((OptionHandler) m_Classifier)
   .listOptions()));
 }
 return result.elements();
}

/**
 * tests the commandline operation of the saver.
 */
public void testSaverCommandlineArgs() {
 String[] options;
 options = getCommandlineOptions(false);
 try {
  ((OptionHandler) m_Saver).setOptions(options);
 } catch (Exception e) {
  e.printStackTrace();
  fail("Command line test failed ('" + Utils.arrayToString(options)
   + "'): " + e.toString());
 }
}

@Override
public String getValueAsCLIString() {
  if ((this.currentValue == null) && (this.nullString != null)) {
    return this.nullString;
  }
  
  String result = currentValue.getClass().getName();
  if (currentValue instanceof weka.core.OptionHandler)
    result += " " + Utils.joinOptions(((weka.core.OptionHandler) currentValue).getOptions());
  result = result.trim();
  
  return result;
}

/**
 * Returns an enumeration describing the available options.
 * 
 * @return an enumeration of all the available options.
 */
@Override
public Enumeration<Option> listOptions() {
 Vector<Option> result = new Vector<Option>();
 result.addElement(new Option("\tFull name of the kernel analysed.\n"
  + "\teg: weka.classifiers.functions.supportVector.RBFKernel\n"
  + "\t(default weka.classifiers.functions.supportVector.RBFKernel)", "W",
  1, "-W"));
 result.addAll(Collections.list(super.listOptions()));
 if ((m_Kernel != null) && (m_Kernel instanceof OptionHandler)) {
  result.addElement(new Option("", "", 0, "\nOptions specific to kernel "
   + m_Kernel.getClass().getName() + ":"));
  result.addAll(Collections.list(((OptionHandler) m_Kernel).listOptions()));
 }
 return result.elements();
}

protected String makeSchemeSpec(Object scheme, int setNum, int maxSetNum) {
 String name = scheme.getClass().getCanonicalName();
 name = name.substring(name.lastIndexOf('.') + 1, name.length());
 if (scheme instanceof OptionHandler) {
  name += " " + Utils.joinOptions(((OptionHandler) scheme).getOptions());
 }
 if (maxSetNum != 1) {
  name += " (set " + setNum + " of " + maxSetNum + ")";
 }
 return name;
}

/**
 * Returns an enumeration describing the available options.
 * 
 * @return an enumeration of all the available options.
 */
@Override
public Enumeration<Option> listOptions() {
 Vector<Option> result = new Vector<Option>();
 result.addAll(Collections.list(super.listOptions()));
 result.addElement(new Option("\tFull name of the OptionHandler analysed.\n"
  + "\teg: weka.classifiers.rules.ZeroR\n"
  + "\t(default weka.classifiers.rules.ZeroR)", "W", 1, "-W"));
 if (m_OptionHandler != null) {
  result.addElement(new Option("", "", 0,
   "\nOptions specific to option handler "
    + m_OptionHandler.getClass().getName() + ":"));
  result.addAll(Collections.list(m_OptionHandler.listOptions()));
 }
 return result.elements();
}

protected String makeSchemeSpec(Object scheme, int setNum, int maxSetNum) {
 String name = scheme.getClass().getCanonicalName();
 name = name.substring(name.lastIndexOf('.') + 1, name.length());
 if (scheme instanceof OptionHandler) {
  name += " " + Utils.joinOptions(((OptionHandler) scheme).getOptions());
 }
 if (maxSetNum != 1) {
  name += " (set " + setNum + " of " + maxSetNum + ")";
 }
 return name;
}

/**
 * Returns an enumeration describing the available options.
 * 
 * @return an enumeration of all the available options.
 */
@Override
public Enumeration<Option> listOptions() {
 Vector<Option> result = new Vector<Option>();
 result.addAll(Collections.list(super.listOptions()));
 result.add(new Option("\tFull name of the associator analysed.\n"
  + "\teg: weka.associations.Apriori\n"
  + "\t(default weka.associations.Apriori)", "W", 1, "-W"));
 if ((m_Associator != null) && (m_Associator instanceof OptionHandler)) {
  result.add(new Option("", "", 0, "\nOptions specific to associator "
   + m_Associator.getClass().getName() + ":"));
  result.addAll(Collections.list(((OptionHandler) m_Associator)
   .listOptions()));
 }
 return result.elements();
}

 protected String makeClustererSpec(weka.clusterers.Clusterer clusterer) {
  String clusterSpec = clusterer.getClass().getCanonicalName();
  clusterSpec = clusterSpec.substring(clusterSpec.lastIndexOf('.') + 1,
   clusterSpec.length());

  String opts = " ";
  if (clusterer instanceof OptionHandler) {
   opts = Utils.joinOptions(((OptionHandler) clusterer).getOptions());
  }

  return clusterSpec + opts;
 }
}

/**
 * Returns an enumeration describing the available options.
 * 
 * @return an enumeration of all the available options.
 */
@Override
public Enumeration<Option> listOptions() {
 Vector<Option> result = new Vector<Option>();
 result.addElement(new Option("\tFull name of base associator.\n"
  + "\t(default: " + defaultAssociatorString() + ")", "W", 1, "-W"));
 if (m_Associator instanceof OptionHandler) {
  result.addElement(new Option("", "", 0,
   "\nOptions specific to associator " + m_Associator.getClass().getName()
    + ":"));
  result.addAll(Collections.list(((OptionHandler) m_Associator)
   .listOptions()));
 }
 return result.elements();
}

/**
 * Returns the commandline of the given object.
 *
 * @param obj        the object to create the commandline for
 * @return        the commandline
 */
public String getCommandline(Object obj) {
  String    result;
  result = obj.getClass().getName();
  if (obj instanceof OptionHandler)
    result += " " + Utils.joinOptions(((OptionHandler) obj).getOptions());
  return result.trim();
}