Shade MariaDB driver & add configurable driver class to config

pom.xml

@@ -80,5 +80,13 @@
             <version>2.5.3</version>
             <scope>provided</scope>
         </dependency>
+        <!-- https://mvnrepository.com/artifact/org.mariadb.jdbc/mariadb-java-client -->
+        <dependency>
+            <groupId>org.mariadb.jdbc</groupId>
+            <artifactId>mariadb-java-client</artifactId>
+            <version>2.7.2</version>
+            <scope>compile</scope>
+        </dependency>
+
     </dependencies>
 </project>

src/java/com/btk5h/skriptdb/SkriptDB.java

@@ -77,6 +77,8 @@ public final class SkriptDB extends JavaPlugin {
         out.write("# How many connections can be awaited for simultaneously, may be useful to increase if mysql database is hosted on a separate machine to account for ping.\n");
         out.write("# If it is hosted within the same machine, set it to the count of cores your processor has or the count of threads your processor can process at once.\n");
         out.write("thread-pool-size: " + (Runtime.getRuntime().availableProcessors() + 1) + "\n");
+        out.write("# Only change this if you wish to use a different driver than Java's default, like MariaDB driver.\n");
+        out.write("sql-driver-class-name:" + "\"default\"" + "\n");
       } catch (IOException e) {
         e.printStackTrace();
       }

src/java/com/btk5h/skriptdb/skript/ExprDataSource.java

@@ -1,5 +1,6 @@
 package com.btk5h.skriptdb.skript;
 
+import com.btk5h.skriptdb.SkriptDB;
 import com.zaxxer.hikari.HikariDataSource;
 
 import org.bukkit.event.Event;
@@ -56,6 +57,11 @@ public class ExprDataSource extends SimpleExpression<HikariDataSource> {
     }
 
     HikariDataSource ds = new HikariDataSource();
+
+    //allow specifying of own sql driver class name
+    if (!SkriptDB.getInstance().getConfig().getString("sql-driver-class-name").equals("default")) {
+      ds.setDriverClassName(SkriptDB.getInstance().getConfig().getString("sql-driver-class-name"));
+    }
     ds.setJdbcUrl(jdbcUrl);
 
     if (maxLifetime != null) {