99 lines
2.4 KiB
Java
99 lines
2.4 KiB
Java
package dev.kske.chess.ui;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import java.io.Serializable;
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import java.util.ArrayList;
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import java.util.List;
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import dev.kske.chess.uci.UCIHandle;
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import dev.kske.chess.uci.UCIListener;
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/**
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* Project: <strong>Chess</strong><br>
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* File: <strong>MenuBar.java</strong><br>
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* Created: <strong>23.07.2019</strong><br>
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* Author: <strong>Leon Hofmeister</strong>
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*/
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public class EngineUtil {
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private static volatile List<EngineInfo> engineInfos;
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private static final String engineInfoFile = "engine_infos.ser";
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static {
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loadEngineInfos();
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}
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private EngineUtil() {}
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public static void addEngine(String enginePath) {
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try {
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EngineInfo info = new EngineInfo(enginePath);
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UCIHandle handle = new UCIHandle(enginePath);
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handle.setListener(new UCIListener() {
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@Override
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public void onIdName(String name) {
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info.name = name;
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}
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@Override
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public void onIdAuthor(String author) {
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info.author = author;
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}
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@Override
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public void onUCIOk() {
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engineInfos.add(info);
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handle.quit();
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saveEngineInfos();
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}
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});
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handle.start();
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} catch (IOException ex) {
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ex.printStackTrace();
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}
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}
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@SuppressWarnings("unchecked")
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private static void loadEngineInfos() {
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try (ObjectInputStream in = new ObjectInputStream(new FileInputStream(engineInfoFile))) {
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Object obj = in.readObject();
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if (obj instanceof ArrayList<?>) engineInfos = (ArrayList<EngineInfo>) obj;
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else throw new IOException("Serialized object has the wrong class.");
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} catch (ClassNotFoundException | IOException ex) {
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engineInfos = new ArrayList<>();
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}
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}
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private static void saveEngineInfos() {
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try (ObjectOutputStream out = new ObjectOutputStream(new FileOutputStream(engineInfoFile))) {
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out.writeObject(engineInfos);
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} catch (IOException ex) {
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ex.printStackTrace();
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}
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}
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public static class EngineInfo implements Serializable {
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private static final long serialVersionUID = -474177108900833005L;
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public String path, name, author;
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public EngineInfo(String path) {
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this.path = path;
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}
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@Override
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public String toString() {
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return name + " by " + author + " at " + path;
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}
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}
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public static List<EngineInfo> getEngineInfos() { return engineInfos; }
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}
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