Change max pool size

Author: hakan-krgn

src/main/java/gg/solarmc/datacenter/SolarDataCenter.java

@@ -29,10 +29,6 @@ public void onEnable() {
         getLogger().info("SolarDataCenter successfully enabled");
     }
 
-    @Override
-    public void onDisable() {
-    }
-
     public DataCenter getDataCenter() {
         return center;
     }

src/main/java/gg/solarmc/datacenter/database/DataCenter.java

@@ -30,7 +30,6 @@ public DataCenter(DatabaseConfig databaseConfig, Logger logger) {
                 databaseConfig.database()));
         hikariConfig.setUsername(databaseConfig.user());
         hikariConfig.setPassword(databaseConfig.password());
-        hikariConfig.setMaximumPoolSize(8);
         hikariConfig.setAutoCommit(true);
         hikariConfig.setConnectionTestQuery("SELECT 1");
         hikariConfig.addDataSourceProperty("cachePrepStmts", "true");

src/main/java/gg/solarmc/datacenter/mod/credits/Credits.java

@@ -4,6 +4,8 @@
 import gg.solarmc.datacenter.database.data.single.SingleData;
 import gg.solarmc.datacenter.database.data.single.SingleDataKey;
 
+import java.util.Objects;
+
 public class Credits extends SingleData<Double> {
     private long lastAccessed = 0;
 
@@ -22,7 +24,7 @@ public Double get() {
 
     @Override
     public void set(Double value) {
-        if (value == null) throw new IllegalArgumentException("value cannot be null!");
+        Objects.requireNonNull(value, "value cannot be null!");
 
         this.value = value;
         setValue(value);

src/main/java/gg/solarmc/datacenter/mod/killstreaks/KillsKey.java

@@ -5,7 +5,11 @@
 import gg.solarmc.datacenter.database.data.multiple.MultipleDataConstants;
 import gg.solarmc.datacenter.database.data.multiple.MultipleDataKey;
 
-import java.sql.*;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Types;
 import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.UUID;