Make the max pool size configurable

bukkit/src/main/resources/config.yml

@@ -149,6 +149,7 @@ data:
   database: minecraft
   username: root
   password: ''
+  pool-size: 10 # The size of the MySQL connection pool.
 
   # Set to -1 to disable. If this is the only instance accessing the datastore, you can disable syncing.
   # e.g. if you're using sqlite or flatfile, this can be set to -1 to save resources.

bungee/src/main/resources/config.yml

@@ -107,6 +107,7 @@ data:
   database: minecraft
   username: root
   password: ''
+  pool-size: 10 # The size of the MySQL connection pool.
 
   # Set to -1 to disable. If this is the only instance accessing the datastore, you can disable syncing.
   # e.g. if you're using sqlite or flatfile, this can be set to -1 to save resources.

common/src/main/java/me/lucko/luckperms/common/config/AbstractConfiguration.java

@@ -130,7 +130,8 @@ public abstract class AbstractConfiguration<T extends LuckPermsPlugin> implement
                 getString("data.address", null),
                 getString("data.database", null),
                 getString("data.username", null),
-                getString("data.password", null)
+                getString("data.password", null),
+                getInt("data.pool-size", 10)
         );
         storageMethod = getString("storage-method", defaultStorage);
         splitStorage = getBoolean("split-storage.enabled", false);

common/src/main/java/me/lucko/luckperms/common/storage/DatastoreConfiguration.java

@@ -33,5 +33,6 @@ public class DatastoreConfiguration implements me.lucko.luckperms.api.data.Datas
     private final String database;
     private final String username;
     private final String password;
+    private int poolSize;
 
 }

common/src/main/java/me/lucko/luckperms/common/storage/backing/MySQLBacking.java

@@ -57,7 +57,8 @@ public class MySQLBacking extends SQLBacking {
         final String username = configuration.getUsername();
         final String password = configuration.getPassword();
         
-        config.setMaximumPoolSize(10);
+        config.setMaximumPoolSize(configuration.getPoolSize());
+
         config.setPoolName("luckperms");
         config.setDataSourceClassName("com.mysql.jdbc.jdbc2.optional.MysqlDataSource");
         config.addDataSourceProperty("serverName", address.split(":")[0]);

sponge/src/main/resources/luckperms.conf

@@ -107,6 +107,7 @@ data {
   database="minecraft"
   username="root"
   password=""
+  pool-size=10 # The size of the MySQL connection pool.
 
   # Set to -1 to disable. If this is the only instance accessing the datastore, you can disable syncing.
   # e.g. if you're using sqlite or flatfile, this can be set to -1 to save resources.