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The Waikato Environment for Knowledge Analysis (WEKA), a machine learning workbench. This is the stable version. Apart from bugfixes, this version does not receive any other updates.

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/*
 *   This program is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program.  If not, see .
 */

/*
 * ClusterDefinition.java
 * Copyright (C) 2005-2012 University of Waikato, Hamilton, New Zealand
 *
 */

package weka.datagenerators;

import java.io.Serializable;
import java.util.Enumeration;

import weka.core.Option;
import weka.core.OptionHandler;
import weka.core.RevisionHandler;
import weka.core.Utils;

/**
 * Ancestor to all ClusterDefinitions, i.e., subclasses that handle their own
 * parameters that the cluster generator only passes on.
 * 
 * 
 * @author FracPete (fracpete at waikato dot ac dot nz)
 * @version $Revision: 10203 $
 */

public abstract class ClusterDefinition implements Serializable, OptionHandler,
  RevisionHandler {

  /** for serialization */
  private static final long serialVersionUID = -5950001207047429961L;

  /** the parent of the cluster */
  protected ClusterGenerator m_Parent;

  /**
   * initializes the cluster, without a parent cluster (necessary for GOE)
   */
  public ClusterDefinition() {
    this(null);
  }

  /**
   * initializes the cluster
   * 
   * @param parent the datagenerator this cluster belongs to
   */
  public ClusterDefinition(ClusterGenerator parent) {
    m_Parent = parent;

    try {
      setDefaults();
    } catch (Exception e) {
      e.printStackTrace();
    }
  }

  /**
   * sets the default values
   * 
   * @throws Exception if setting of defaults fails
   */
  protected abstract void setDefaults() throws Exception;

  /**
   * Returns a string describing this data generator.
   * 
   * @return a description of the data generator suitable for displaying in the
   *         explorer/experimenter gui
   */
  public String globalInfo() {
    return "Contains informations about a certain cluster of a cluster generator.";
  }

  /**
   * Returns an enumeration describing the available options.
   * 
   * @return an enumeration of all the available options
   */
  @Override
  public abstract Enumeration
   * 
   * @param options the list of options as an array of strings
   * @throws Exception if an option is not supported
   */
  @Override
  public abstract void setOptions(String[] options) throws Exception;

  /**
   * Gets the current settings of the datagenerator BIRCHCluster.
   * 
   * @return an array of strings suitable for passing to setOptions
   */
  @Override
  public abstract String[] getOptions();

  /**
   * returns the parent datagenerator this cluster belongs to
   * 
   * @return the parent this cluster belongs to
   */
  public ClusterGenerator getParent() {
    return m_Parent;
  }

  /**
   * sets the parent datagenerator this cluster belongs to
   * 
   * @param parent the parent datagenerator
   */
  public void setParent(ClusterGenerator parent) {
    m_Parent = parent;
  }

  /**
   * Returns the tip text for this property
   * 
   * @return tip text for this property suitable for displaying in the
   *         explorer/experimenter gui
   */
  public String parentTipText() {
    return "The cluster generator this object belongs to.";
  }

  /**
   * returns a string representation of the cluster
   * 
   * @return the cluster definition as string
   */
  @Override
  public String toString() {
    return this.getClass().getName() + ": " + Utils.joinOptions(getOptions());
  }
}