Split or move libraries-data module

libraries-data-db/src/main/java/com/baeldung/libraries/hikaricp/DataSource.java

@@ -0,0 +1,44 @@
+package com.baeldung.libraries.hikaricp;
+
+import com.zaxxer.hikari.HikariConfig;
+import com.zaxxer.hikari.HikariDataSource;
+
+import java.sql.Connection;
+import java.sql.SQLException;
+
+public class DataSource {
+
+    private static HikariConfig config = new HikariConfig();
+    private static HikariDataSource ds;
+
+    static {
+        // config = new HikariConfig("datasource.properties");
+
+        // Properties props = new Properties();
+        // props.setProperty("dataSourceClassName", "org.h2.Driver");
+        // props.setProperty("dataSource.user", "");
+        // props.setProperty("dataSource.password", "");
+        // props.put("dataSource.logWriter", new PrintWriter(System.out));
+        // config = new HikariConfig(props);
+
+        config.setJdbcUrl("jdbc:h2:mem:test;DB_CLOSE_DELAY=-1;INIT=runscript from 'classpath:/db.sql'");
+        config.setUsername("");
+        config.setPassword("");
+        config.addDataSourceProperty("cachePrepStmts", "true");
+        config.addDataSourceProperty("prepStmtCacheSize", "250");
+        config.addDataSourceProperty("prepStmtCacheSqlLimit", "2048");
+        ds = new HikariDataSource(config);
+
+        // ds.setJdbcUrl("jdbc:h2:mem:test;DB_CLOSE_DELAY=-1;INIT=runscript from 'classpath:/db.sql'");
+        // ds.setUsername("");
+        // ds.setPassword("");
+    }
+
+    private DataSource() {
+    }
+
+    public static Connection getConnection() throws SQLException {
+        return ds.getConnection();
+    }
+
+}