release 3.0.10

pom.xml

@@ -14,7 +14,7 @@
 
     <groupId>com.debacharya</groupId>
     <artifactId>nsgaii</artifactId>
-    <version>3.0.4</version>
+    <version>3.0.10</version>
     <packaging>jar</packaging>
 
     <inceptionYear>2019</inceptionYear>

src/main/java/com/debacharya/nsgaii/NSGA2.java

@@ -123,6 +123,9 @@ public Population run() {
 
 		Reporter.terminate(child, this.configuration.objectives);
 
+		if(Reporter.autoTerminate)
+			Reporter.commitToDisk();
+
 		return child;
 	}
 

src/main/java/com/debacharya/nsgaii/Reporter.java

@@ -30,36 +30,45 @@
 import com.debacharya.nsgaii.objectivefunction.AbstractObjectiveFunction;
 import com.debacharya.nsgaii.plugin.GraphPlot;
 
+import java.io.File;
 import java.io.FileWriter;
+import java.nio.file.Files;
+import java.nio.file.Paths;
 import java.util.List;
 import java.util.concurrent.ThreadLocalRandom;
 
 public class Reporter {
 
-	private static final int fileHash = ThreadLocalRandom.current().nextInt(10000, 100000);
-	private static final StringBuilder writeContent = new StringBuilder();
-
+	private static int fileHash = ThreadLocalRandom.current().nextInt(10000, 100000);
+	private static StringBuilder writeContent = new StringBuilder();
 	private static GraphPlot allGenerationGraph;
 
 	public static boolean silent = false;
+	public static boolean autoTerminate = true;
 	public static boolean plotGraph = true;
 	public static boolean plotCompiledGraphForEveryGeneration = true;
 	public static boolean plotGraphForEveryGeneration = false;
 	public static boolean writeToDisk = true;
 	public static boolean diskWriteSuccessful = true;
+	public static String outputDirectory = "";
 	public static String filename = "NSGA-II-report-" + Reporter.fileHash + ".txt";
 
 	public static void init(Configuration configuration) {
 
 		if(silent && !writeToDisk) return;
+		if(!Reporter.outputDirectory.isEmpty() && !Reporter
+													.outputDirectory
+													.substring(Reporter.outputDirectory.length() - 1)
+													.equals(File.separator))
+			Reporter.outputDirectory += File.separator;
 
 		p("\n[ " + java.time.LocalDateTime.now() + " ]");
 		p("\n** To stop reporter from printing to console, change Reporter.silent to true or call Configuration.beSilent()");
 		p(
 		"** Reporter is" 											+
 			(Reporter.writeToDisk ? "" : " not") 						+
 			" writing to disk" 											+
-			(Reporter.writeToDisk ? (" at " + Reporter.filename) : "") 	+
+			(Reporter.writeToDisk ? (" at " + Reporter.outputDirectory + Reporter.filename) : "") 	+
 			"."
 		);
 
@@ -168,17 +177,33 @@ public static void terminate(Population finalChild, List<AbstractObjectiveFuncti
 
 		p("------------------------------------------------");
 		p("NSGA-II ENDED SUCCESSFULLY\n");
+	}
 
+	public static void commitToDisk() {
 		if(writeToDisk) {
 			Reporter.writeToFile();
-			if(diskWriteSuccessful) p("** Output saved at " + filename + "\n");
+			if(diskWriteSuccessful) p("** Output saved at " + outputDirectory + filename + "\n");
 		}
 	}
 
+	public static void flush() {
+		Reporter.writeContent = new StringBuilder();
+		Reporter.allGenerationGraph = null;
+		Reporter.fileHash = ThreadLocalRandom.current().nextInt(10000, 100000);
+		Reporter.filename = "NSGA-II-report-" + Reporter.fileHash + ".txt";
+	}
+
+	public static void p(Object s) {
+		if(writeToDisk) Reporter.writeContent.append(s).append(System.lineSeparator());
+		if(!silent) System.out.println(s.toString());
+	}
+
 	private static void writeToFile() {
 
 		try {
-			FileWriter writer = new FileWriter(Reporter.filename);
+
+			Files.createDirectories(Paths.get(Reporter.outputDirectory));
+			FileWriter writer = new FileWriter(Reporter.outputDirectory + Reporter.filename);
 
 			writer.write(Reporter.writeContent.toString());
 			writer.close();
@@ -187,9 +212,4 @@ private static void writeToFile() {
 			System.out.println("\n!!! COULD NOT WRITE FILE TO DISK!\n\n");
 		}
 	}
-
-	private static void p(String s) {
-		if(writeToDisk) Reporter.writeContent.append(s).append(System.lineSeparator());
-		if(!silent) System.out.println(s);
-	}
 }

src/main/java/com/debacharya/nsgaii/objectivefunction/ZDT1_1.java

@@ -1,11 +1,8 @@
 package com.debacharya.nsgaii.objectivefunction;
 
-import com.debacharya.nsgaii.datastructure.BooleanAllele;
 import com.debacharya.nsgaii.datastructure.Chromosome;
 import com.debacharya.nsgaii.datastructure.ValueAllele;
-import com.debacharya.nsgaii.plugin.SinglePointMutation;
 
-import java.util.stream.Collector;
 import java.util.stream.Collectors;
 
 public class ZDT1_1 extends AbstractObjectiveFunction {

src/main/java/com/debacharya/nsgaii/objectivefunction/ZDT1_2.java

@@ -1,6 +1,5 @@
 package com.debacharya.nsgaii.objectivefunction;
 
-import com.debacharya.nsgaii.datastructure.BooleanAllele;
 import com.debacharya.nsgaii.datastructure.Chromosome;
 import com.debacharya.nsgaii.datastructure.ValueAllele;
 

src/main/java/com/debacharya/nsgaii/plugin/GraphPlot.java

@@ -1,6 +1,5 @@
 package com.debacharya.nsgaii.plugin;
 
-import com.debacharya.nsgaii.Configuration;
 import com.debacharya.nsgaii.datastructure.Population;
 import com.debacharya.nsgaii.objectivefunction.AbstractObjectiveFunction;
 import org.jfree.chart.ChartFactory;
@@ -15,6 +14,9 @@
 import org.jfree.ui.RefineryUtilities;
 
 import java.awt.*;
+import java.util.List;
+import java.util.concurrent.ThreadLocalRandom;
+
 /*
  * MIT License
  *
@@ -39,9 +41,6 @@
  * SOFTWARE.
  */
 
-import java.util.List;
-import java.util.concurrent.ThreadLocalRandom;
-
 public class GraphPlot extends ApplicationFrame {
 
 	public static String APPLICATION_TITLE = "NSGA-II";

src/test/java/FileTest.java

@@ -0,0 +1,24 @@
+import com.debacharya.nsgaii.Reporter;
+
+import java.io.FileWriter;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+
+public class FileTest {
+
+	public static void main(String[] args) throws IOException {
+
+		Files.createDirectories(Paths.get("abc/xyz/"));
+		Files.createDirectories(Paths.get(""));
+
+		try {
+			FileWriter writer = new FileWriter("abc/xyz/test.txt");
+
+			writer.write("test");
+			writer.close();
+		} catch (Exception e) {
+			System.out.println("\n!!! COULD NOT WRITE FILE TO DISK!\n\n");
+		}
+	}
+}

src/test/java/GeneticCodeProducerTest.java

@@ -0,0 +1,16 @@
+import com.debacharya.nsgaii.Reporter;
+import com.debacharya.nsgaii.datastructure.AbstractAllele;
+import com.debacharya.nsgaii.plugin.DefaultPluginProvider;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class GeneticCodeProducerTest {
+
+	public static void main(String[] args) {
+
+		List<? extends AbstractAllele> geneticCode = DefaultPluginProvider.defaultGeneticCodeProducer().produce(7000);
+
+		Reporter.reportGeneticCode(geneticCode.stream().map(e -> (AbstractAllele) e).collect(Collectors.toList()));
+	}
+}

src/test/java/NSGA2Test.java

@@ -1,11 +1,14 @@
+import com.debacharya.nsgaii.Configuration;
 import com.debacharya.nsgaii.NSGA2;
+import com.debacharya.nsgaii.Reporter;
 import com.debacharya.nsgaii.datastructure.Population;
 
 public class NSGA2Test {
 
 	public static void main(String[] args) {
 
-		NSGA2 nsga2 = new NSGA2();
+		Configuration configuration = new Configuration();
+		NSGA2 nsga2 = new NSGA2(configuration);
 		Population paretoFront = nsga2.run();
 	}
 }

src/test/java/ZDT1Test.java

@@ -24,8 +24,8 @@ public static void main(String[] args) {
 
 		configuration.objectives = objectives;
 
-		configuration.setPopulationSize(100);
-		configuration.setGenerations(500);
+		configuration.setPopulationSize(200);
+		configuration.setGenerations(100);
 		configuration.setChromosomeLength(30);
 		configuration.setGeneticCodeProducer(DefaultPluginProvider.valueEncodedGeneticCodeProducer(0, 1));
 		configuration.setMutation(new PolynomialMutation(0, 1));

v1/src/main/java/io/onclave/nsga/ii/api/GraphPlot.java

@@ -15,7 +15,6 @@
 import org.jfree.data.xy.XYSeriesCollection;
 import org.jfree.ui.ApplicationFrame;
 
-import java.awt.*;
 import java.util.Random;
 
 /**

v2/src/main/java/io/onclave/nsga/ii/api/GraphPlot.java

@@ -15,7 +15,6 @@
 import org.jfree.data.xy.XYSeriesCollection;
 import org.jfree.ui.ApplicationFrame;
 
-import java.awt.*;
 import java.util.Random;
 
 /**