runexamples.java

一个数据挖掘软件ALPHAMINERR的整个过程的JAVA版源代码

/*
 *    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 2 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, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

 /**
  * Title: XELOPES Data Mining Library
  * Description: The XELOPES library is an open platform-independent and data-source-independent library for Embedded Data Mining.
  * Copyright: Copyright (c) 2002 Prudential Systems Software GmbH
  * Company: ZSoft (www.zsoft.ru), Prudsys (www.prudsys.com)
  * @author Michael Thess
  * @version 1.0
  */

package com.prudsys.pdm.Examples;

import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Date;

 /**
  * Runs a specified set of examples and outputs some test statistics. All
  * examples must inherit from BasisExample.
  *
  * Should be used to test the examples of the Examples package.
  */
public class RunExamples {

   /** List containing the class paths of all test examples. */
  private ArrayList examples = new ArrayList();

  /** Number of tests that have been executed successfully. */
  private int numberOfSuccessTests = 0;

  /**
   * Empty constructor.
   */
  public RunExamples() {

    // Define test of default examples:
    examples.add("com.prudsys.pdm.Examples.AssociationRulesBuild");
    examples.add("com.prudsys.pdm.Examples.AssociationRulesApply");
    examples.add("com.prudsys.pdm.Examples.AssociationRulesDecompBuild");
    examples.add("com.prudsys.pdm.Examples.AssociationRulesOlapBuild");
    examples.add("com.prudsys.pdm.Examples.AssociationRulesServiceAPIBuild");
    examples.add("com.prudsys.pdm.Examples.AssociationRulesTaxonomyBuild");
    examples.add("com.prudsys.pdm.Examples.ClusteringBuild");
    examples.add("com.prudsys.pdm.Examples.ClusteringApply");
    examples.add("com.prudsys.pdm.Examples.ClusteringLocalServiceAPIBuild");
    examples.add("com.prudsys.pdm.Examples.ClusteringHierarchicalBuild");
    examples.add("com.prudsys.pdm.Examples.ClusteringPartitioningBuild");
    examples.add("com.prudsys.pdm.Examples.CustomerSequentialBuild");
    examples.add("com.prudsys.pdm.Examples.CustomerSequentialApply");
    examples.add("com.prudsys.pdm.Examples.CustomerSequentialDecompBuild");
    examples.add("com.prudsys.pdm.Examples.CustomerSequentialLocalServiceAPIBuild");
    examples.add("com.prudsys.pdm.Examples.CwmExample");
    examples.add("com.prudsys.pdm.Examples.DecisionTreeBuild");
    examples.add("com.prudsys.pdm.Examples.DecisionTreeApply");
    examples.add("com.prudsys.pdm.Examples.DecisionTreeServiceAPIBuild");
    examples.add("com.prudsys.pdm.Examples.DecisionTreeForwardPruningBuild");
    examples.add("com.prudsys.pdm.Examples.DecisionTreeBackwardPruningBuild");
    examples.add("com.prudsys.pdm.Examples.FlatRulesBuild");
    examples.add("com.prudsys.pdm.Examples.FlatRulesDecompBuild");
    examples.add("com.prudsys.pdm.Examples.FlatRulesSelectionBuild");
    examples.add("com.prudsys.pdm.Examples.NeuralNetworkBuild");
    examples.add("com.prudsys.pdm.Examples.NeuralNetworkApply");
    examples.add("com.prudsys.pdm.Examples.NonlinearDecisionTreeApply");
    examples.add("com.prudsys.pdm.Examples.ITICollaborativeFilteringBuild");
    examples.add("com.prudsys.pdm.Examples.ITICollaborativeFilteringDecompBuild");
    examples.add("com.prudsys.pdm.Examples.OlapExample");
    examples.add("com.prudsys.pdm.Examples.SequentialBuild");
    examples.add("com.prudsys.pdm.Examples.SequentialApply");
    examples.add("com.prudsys.pdm.Examples.SequentialDecompBuild");
    examples.add("com.prudsys.pdm.Examples.StatisticsBuild");
    examples.add("com.prudsys.pdm.Examples.SupportVectorMachineBuild");
    examples.add("com.prudsys.pdm.Examples.SupportVectorMachineApply");
    examples.add("com.prudsys.pdm.Examples.SupportVectorMachineBuildApply");
    examples.add("com.prudsys.pdm.Examples.TimeSeriesPredictBuildApply");
    examples.add("com.prudsys.pdm.Examples.Transformation");
    examples.add("com.prudsys.pdm.Examples.TransformationBuild");
    examples.add("com.prudsys.pdm.Examples.TransformationApply");
    examples.add("com.prudsys.pdm.Examples.WekaClassificationBuildApply");
    examples.add("com.prudsys.pdm.Examples.WekaClusteringBuildApply");
  }

  /**
   * Get list of classpaths of all examples.
   *
   * @return list of all examples
   */
  public ArrayList getExamples() {
    return examples;
  }

  /**
   * Set list of classpaths of all examples.
   *
   * @param examples new list of classpaths
   */
  public void setExamples(ArrayList examples) {
    this.examples = examples;
  }

  /**
   * Add classpath of new example to list.
   *
   * @param example example to add
   */
  public void addExample(String example) {
    examples.add(example);
  }

  /**
   * Remove classpath of example.
   *
   * @param example example to be removed
   * @return true if the list contained the specified element, else false
   */
  public boolean removeExample(String example) {
    return examples.remove(example);
  }

  /**
   * Returns number of examples that have passed the test successfully.
   *
   * @return number of successful tests
   */
  public int getNumberOfSuccessTests() {
    return numberOfSuccessTests;
  }

  /**
   * Runs all examples.
   *
   * @throws Exception error while execution
   */
  public void runExamples() throws Exception {

    // Run tests:
    int numberOfExamples = examples.size();
    numberOfSuccessTests = 0;
    long start = ( new Date() ).getTime();
    for (int i = 0; i < numberOfExamples; i++) {
      try {
        String example      = (String) examples.get(i);
        System.out.println("Loading and running: " + example);

        Class exClass       = Class.forName(example);
        Constructor exConst = exClass.getConstructor(null);
        Object exObject     = exConst.newInstance(null);
        Method classMethod  = exClass.getMethod("runExample", null);
        classMethod.invoke(exObject, null);

        numberOfSuccessTests++;
      }
      catch (Exception ex) {
      }
    }
    long end = ( new Date() ).getTime();
    double totalTime = ( end - start ) / 1000.0;

    // Output test statistics:
    System.out.println();
    System.out.println("******************************************************");
    System.out.println("Test statistics:");
    System.out.println("#tests       : " + numberOfExamples);
    System.out.println("#tests passed: " + numberOfSuccessTests);
    System.out.println("#tests failed: " + (numberOfExamples-numberOfSuccessTests) );
    System.out.println("total time[s]: " + totalTime);
    System.out.println("aver. time[s]: " + ((float)totalTime/numberOfExamples) );
    System.out.println("******************************************************");
  }

  /**
   * Tests a specified set of examples.
   *
   * @param args arguments (ignored)
   */
  public static void main(String[] args) {

    try {
      new RunExamples().runExamples();
    }
    catch (Exception ex) {
      ex.printStackTrace();
    }
  }
}