将依赖库下载移动到主代码，同时优化maven库md5验证机制

Author: DreamVoid

MiraiMC-Base/src/main/java/me/dreamvoid/miraimc/internal/database/SQLite.java

@@ -3,8 +3,11 @@
 import com.zaxxer.hikari.HikariConfig;
 import com.zaxxer.hikari.HikariDataSource;
 import me.dreamvoid.miraimc.MiraiMCConfig;
+import me.dreamvoid.miraimc.internal.Utils;
+import me.dreamvoid.miraimc.internal.loader.LibraryLoader;
 
 import java.io.File;
+import java.io.IOException;
 import java.sql.Connection;
 import java.sql.SQLException;
 
@@ -29,9 +32,21 @@ public void initialize() throws ClassNotFoundException {
         }
         */
 
-        Class.forName("org.sqlite.JDBC");
+        String driver;
+        if(Utils.findClass("org.sqlite.JDBC")){
+            driver = "org.sqlite.JDBC";
+        } else {
+            try {
+                LibraryLoader.loadJarMaven("org.xerial", "sqlite-jdbc", "3.36.0.3");
+                initialize();
+                return;
+            } catch (IOException e) {
+                throw new ClassNotFoundException("Local library not found and maven download failed: " + e);
+            }
+        }
+
         HikariConfig config = new HikariConfig();
-        config.setDriverClassName("org.sqlite.JDBC");
+        config.setDriverClassName(driver);
         config.setPoolName("MiraiMC-SQLite");
         config.setJdbcUrl("jdbc:sqlite:" + new File(MiraiMCConfig.Database.Settings.SQLite.Path.replace("%plugin_folder%", MiraiMCConfig.PluginDir.toPath().toString())).toPath());
         config.setConnectionTimeout(MiraiMCConfig.Database.Pool.ConnectionTimeout);

MiraiMC-Base/src/main/java/me/dreamvoid/miraimc/internal/loader/LibraryLoader.java

@@ -42,7 +42,6 @@ public static void loadJarLocal(File file) throws MalformedURLException {
 	 * @param groupId 组ID
 	 * @param artifactId 构件ID
 	 * @param version 版本
-	 * @param path 保存目录
 	 */
 	public static void loadJarMaven(String groupId, String artifactId, String version) throws RuntimeException, IOException {
 		loadJarMaven(groupId,artifactId,version,"", MiraiMCConfig.General.MavenRepoUrl, new File(MiraiMCConfig.PluginDir, "libraries"));
@@ -117,23 +116,27 @@ static boolean downloadJarMaven(String repo, String groupId, String artifactId,
 		String JarFileURL = String.format(repo, groupId.replace(".", "/"), artifactId, version, artifactId, version, extra); // 下载地址
 
 		// 检查MD5
-		Utils.logger.info("Verifying " + FileName);
+		try{
+			Utils.logger.info("Verifying " + FileName);
 
-		File md5File = new File(path, FileName + ".md5");
-		String md5FileUrl = JarFileURL + ".md5";
+			File md5File = new File(path, FileName + ".md5");
+			String md5FileUrl = JarFileURL + ".md5";
 
-		if (md5File.exists() && !md5File.delete()) throw new RuntimeException("Failed to delete " + md5File.getPath());
+			if (md5File.exists() && !md5File.delete()) throw new RuntimeException("Failed to delete " + md5File.getPath());
 
-		downloadFile(md5File, new URL(md5FileUrl), false); // 下载MD5文件
+			downloadFile(md5File, new URL(md5FileUrl), false); // 下载MD5文件
 
-		if(!md5File.exists()) throw new RuntimeException("Failed to download " + md5FileUrl);
+			if(!md5File.exists()) throw new RuntimeException("Failed to download " + md5FileUrl);
 
-		if(JarFile.exists()){
-			FileInputStream fis = new FileInputStream(JarFile);
-			if(!DigestUtils.md5Hex(fis).equals(new String(Files.readAllBytes(md5File.toPath()), StandardCharsets.UTF_8))){
-				fis.close();
-				if(!JarFile.delete()) throw new RuntimeException("Failed to delete " + JarFile.getPath());
+			if(JarFile.exists()){
+				FileInputStream fis = new FileInputStream(JarFile);
+				if(!DigestUtils.md5Hex(fis).equals(new String(Files.readAllBytes(md5File.toPath()), StandardCharsets.UTF_8))){
+					fis.close();
+					if(!JarFile.delete()) throw new RuntimeException("Failed to delete " + JarFile.getPath());
+				}
 			}
+		} catch (RuntimeException e){
+			Utils.logger.warning("Verify library failed, skipping: " + e.getMessage());
 		}
 
 		// 下载正式文件

MiraiMC-Bungee/src/main/java/me/dreamvoid/miraimc/bungee/BungeePlugin.java

@@ -6,7 +6,6 @@
 import me.dreamvoid.miraimc.commands.MiraiCommand;
 import me.dreamvoid.miraimc.commands.MiraiMcCommand;
 import me.dreamvoid.miraimc.commands.MiraiVerifyCommand;
-import me.dreamvoid.miraimc.internal.loader.LibraryLoader;
 import net.md_5.bungee.api.CommandSender;
 import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.api.plugin.Command;
@@ -37,8 +36,6 @@ public void onLoad() {
 
             MiraiAutoLogin = new MiraiAutoLogin(this);
             MiraiEvent = new MiraiEvent();
-
-            LibraryLoader.loadJarMaven("org.xerial", "sqlite-jdbc", "3.36.0.3");
         } catch (Exception e) {
             getLogger().warning("An error occurred while loading plugin.");
             e.printStackTrace();

MiraiMC-Nukkit/src/main/java/me/dreamvoid/miraimc/nukkit/NukkitPlugin.java

@@ -1,12 +1,7 @@
 package me.dreamvoid.miraimc.nukkit;
 
 import cn.nukkit.plugin.PluginBase;
-import me.dreamvoid.miraimc.IMiraiAutoLogin;
-import me.dreamvoid.miraimc.IMiraiEvent;
-import me.dreamvoid.miraimc.MiraiMCPlugin;
-import me.dreamvoid.miraimc.Platform;
-import me.dreamvoid.miraimc.MiraiMCConfig;
-import me.dreamvoid.miraimc.internal.loader.LibraryLoader;
+import me.dreamvoid.miraimc.*;
 import me.dreamvoid.miraimc.nukkit.commands.MiraiCommand;
 import me.dreamvoid.miraimc.nukkit.commands.MiraiMcCommand;
 import me.dreamvoid.miraimc.nukkit.commands.MiraiVerifyCommand;
@@ -41,8 +36,6 @@ public void onLoad() {
             lifeCycle.preLoad();
             MiraiAutoLogin = new MiraiAutoLogin(this);
             MiraiEvent = new MiraiEvent(this);
-
-            LibraryLoader.loadJarMaven("org.xerial", "sqlite-jdbc", "3.36.0.3");
         } catch (Exception e) {
             getLogger().warning("An error occurred while loading plugin." );
             e.printStackTrace();

MiraiMC-Velocity/src/main/java/me/dreamvoid/miraimc/velocity/VelocityPlugin.java

@@ -16,7 +16,6 @@
 import me.dreamvoid.miraimc.commands.MiraiCommand;
 import me.dreamvoid.miraimc.commands.MiraiMcCommand;
 import me.dreamvoid.miraimc.commands.MiraiVerifyCommand;
-import me.dreamvoid.miraimc.internal.loader.LibraryLoader;
 import me.dreamvoid.miraimc.velocity.utils.Metrics;
 import me.dreamvoid.miraimc.velocity.utils.SpecialUtils;
 import org.slf4j.Logger;
@@ -75,8 +74,6 @@ public void onProxyInitialization(ProxyInitializeEvent event) {
 
             MiraiEvent = new MiraiEvent(this);
             MiraiAutoLogin = new MiraiAutoLogin(this);
-
-            LibraryLoader.loadJarMaven("org.xerial", "sqlite-jdbc", "3.36.0.3");
         } catch (Exception e) {
             getLogger().warn("An error occurred while loading plugin.");
             e.printStackTrace();