com.ciphertool.zodiacengine.genetic.GeneticCipherSolutionEngine.java Source code

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Here is the source code for com.ciphertool.zodiacengine.genetic.GeneticCipherSolutionEngine.java

Source

/**
 * Copyright 2012 George Belden
 * 
 * This file is part of ZodiacEngine.
 * 
 * ZodiacEngine 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.
 * 
 * ZodiacEngine 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
 * ZodiacEngine. If not, see <http://www.gnu.org/licenses/>.
 */

package com.ciphertool.zodiacengine.genetic;

import java.io.IOException;

import org.apache.log4j.Logger;
import org.springframework.beans.factory.annotation.Required;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import com.ciphertool.genetics.algorithms.GeneticAlgorithm;

public class GeneticCipherSolutionEngine {
    private static Logger log = Logger.getLogger(GeneticCipherSolutionEngine.class);
    @SuppressWarnings("unused")
    private static ApplicationContext context;
    private static GeneticAlgorithm geneticAlgorithm;
    private static String[] commandsBefore;
    private static String[] commandsAfter;

    /**
     * @param args
     * @throws InterruptedException
     */
    public static void main(String[] args) throws InterruptedException {
        // Spin up the Spring application context
        setUp();

        long start = System.currentTimeMillis();

        geneticAlgorithm.evolveAutonomously();

        /*
         * Print out summary information
         */
        log.info("Took " + (System.currentTimeMillis() - start) + "ms to finish.");

        geneticAlgorithm.getPopulation().printAscending();

        tearDown();
    }

    /**
     * Spins up the Spring application context
     */
    private static void setUp() {
        context = new ClassPathXmlApplicationContext("beans-genetic.xml");

        log.info("Spring context created successfully!");

        /*
         * currentCommand is really just used for exception catching.
         */
        String currentCommand = "";

        try {
            for (String commandBefore : commandsBefore) {
                log.info("Executing shell command on start up: " + commandBefore);
                currentCommand = commandBefore;

                Runtime.getRuntime().exec(commandBefore);
            }
        } catch (IOException e) {
            log.warn("Unable to execute commmand before app begin: " + currentCommand + ".  Continuing.");
        }
    }

    private static void tearDown() {
        /*
         * currentCommand is really just used for exception catching.
         */
        String currentCommand = "";

        try {
            for (String commandAfter : commandsAfter) {
                log.info("Executing shell command on termination: " + commandAfter);
                currentCommand = commandAfter;

                Runtime.getRuntime().exec(commandAfter);
            }
        } catch (IOException e) {
            log.warn("Unable to execute commmand after app end: " + currentCommand + ".  Continuing.");
        }
    }

    /**
     * @param geneticAlgorithm
     *            the geneticAlgorithm to set
     */
    @Required
    public void setGeneticAlgorithm(GeneticAlgorithm geneticAlgorithm) {
        GeneticCipherSolutionEngine.geneticAlgorithm = geneticAlgorithm;
    }

    /**
     * @param commandsBefore
     *            the commandsBefore to set
     */
    @Required
    public static void setCommandsBefore(String[] commandsBefore) {
        GeneticCipherSolutionEngine.commandsBefore = commandsBefore;
    }

    /**
     * @param commandsAfter
     *            the commandsAfter to set
     */
    @Required
    public static void setCommandsAfter(String[] commandsAfter) {
        GeneticCipherSolutionEngine.commandsAfter = commandsAfter;
    }
}