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https://github.com/Cpt-Adok/SNAKE.git
synced 2026-01-25 12:34:07 +00:00
amélioration du système de sauvegarde de l'ia
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@@ -1,8 +1,16 @@
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package personnage.IAQLearning;
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import java.io.*;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.TreeMap;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import java.util.concurrent.TimeUnit;
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import personnage.types.Mouvement;
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@@ -20,6 +28,9 @@ public class QTable {
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* necessaire pour que le bot puisse faire des actions.
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*/
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private HashMap<Actions, Double> qValues;
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public static int folderStorage = 1000;
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private ExecutorService executor = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
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/**
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* Constructeur de la classe QTabl cree le HashMap qValues.
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@@ -32,9 +43,13 @@ public class QTable {
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* Constructeur de la classe QTable cree le HashMap qValues et mets dans la liste
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* les informations du fichier dans le path.
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*/
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public QTable(String pathFile) {
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public QTable(String pathFile, String pathname) {
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qValues = new HashMap<>();
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getValues(pathFile);
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try {
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get(pathFile, pathname);
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} catch (ClassNotFoundException | IOException e) {
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e.printStackTrace();
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}
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}
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/**
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@@ -62,7 +77,15 @@ public class QTable {
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* Cette méthode sauvegarde les valeurs Q dans un fichier spécifié.
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* @param path le chemin du fichier où sauvegarder les données
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*/
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public void save(String path) {
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public void saveChunk(HashMap<Actions, Double> hashmapSlide, String path) {
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try(ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(path))) {
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oos.writeObject(hashmapSlide);
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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public void saveChunk(String path) {
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try(ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(path))) {
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oos.writeObject(qValues);
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} catch (IOException e) {
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@@ -73,22 +96,97 @@ public class QTable {
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/**
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* Cette méthode charge les valeurs Q depuis un fichier spécifié.
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* @param path le chemin du fichier à partir duquel charger les données
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* @throws ClassNotFoundException
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*/
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@SuppressWarnings("unchecked")
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public void getValues(String path) {
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try(ObjectInputStream ois = new ObjectInputStream(new FileInputStream(path))) {
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public void getChunk(String path) throws IOException, ClassNotFoundException {
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try (ObjectInputStream ois = new ObjectInputStream(new FileInputStream(path))) {
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qValues = (HashMap<Actions, Double>) ois.readObject();
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}
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}
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} catch (IOException | ClassNotFoundException e) {
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save(path);
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}
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@SuppressWarnings("unchecked")
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private HashMap<Actions, Double> getChunkSave(String path) throws IOException, ClassNotFoundException {
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try (ObjectInputStream ois = new ObjectInputStream(new FileInputStream(path))) {
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return (HashMap<Actions, Double>)ois.readObject();
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}
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}
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public void save(String pathFolderName, String name) {
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File file = new File(pathFolderName);
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if (name == null) name = "null";
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if (file.isFile()) {
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saveChunk(pathFolderName);
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} else {
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List<Map.Entry<Actions, Double>> entryList = new ArrayList<>(qValues.entrySet());
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int indexFile = 0;
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for (int i = 0; i < entryList.size(); i += folderStorage) {
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int end = Math.min(i + folderStorage, entryList.size());
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List<Map.Entry<Actions, Double>> subList = entryList.subList(i, end);
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HashMap<Actions, Double> subHashMap = new HashMap<>();
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for(Map.Entry<Actions, Double> subValue : subList) {
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subHashMap.put(subValue.getKey(), subValue.getValue());
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}
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String fileName = pathFolderName + File.separator + name + "_part" + (++indexFile) + ".ser";
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executor.submit(() -> saveChunk(subHashMap, fileName));
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}
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executor.shutdown();
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try {
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executor.awaitTermination(1, TimeUnit.HOURS);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}
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}
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public void get(String pathFolderName, String name) throws ClassNotFoundException, IOException {
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File file = new File(pathFolderName);
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if (file.isFile()) {
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getChunk(pathFolderName);
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} else if (!(file.exists() && file.isDirectory())) {
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System.err.println("Erreur : le fichier " + pathFolderName + " n'existe pas.");
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System.exit(-1);
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} else {
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// les hashmaps basique ne supporte pas bien le multithread en java >> https://www.geeksforgeeks.org/concurrenthashmap-in-java/
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ConcurrentHashMap<Actions, Double> multithreadHashMap = new ConcurrentHashMap<>();
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File[] listFiles = file.listFiles((dir, filename) -> filename.startsWith(name) && filename.endsWith(".ser"));
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if (listFiles != null) {
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for (File partFile : listFiles) {
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executor.submit(() -> {
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try {
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// Charger chaque fichier dans un HashMap temporaire
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HashMap<Actions, Double> tempMap = getChunkSave(partFile.getPath());
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// Ajouter chaque entrée au ConcurrentHashMap
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multithreadHashMap.putAll(tempMap);
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} catch (ClassNotFoundException | IOException e) {
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e.printStackTrace();
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}
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});
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}
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executor.shutdown();
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try {
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executor.awaitTermination(1, TimeUnit.HOURS);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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qValues = new HashMap<>(multithreadHashMap);
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}
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}
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}
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/**
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* cette méthode renvoie dans le terminal tout les elements du
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* hashmap.
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*/
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public void printValues() {
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public void printHashMap() {
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for (Map.Entry<Actions, Double> value : qValues.entrySet()) {
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System.out.println(value.getKey().toString() + " -> " + value.getValue());
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}
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