53 lines
1.4 KiB
Java
53 lines
1.4 KiB
Java
package dev.mateuszkowalczyk.ffm.data;
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import dev.mateuszkowalczyk.ffm.data.database.utils.DatabaseCreator;
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import dev.mateuszkowalczyk.ffm.utils.ResourceLoader;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.SQLException;
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public class DatabaseService {
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private static final DatabaseService instance = new DatabaseService();
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private ResourceLoader resourceLoader = ResourceLoader.getInstance();
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private Connection connection;
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private DatabaseService() {
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this.checkIfDatabaseExists();
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}
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private void checkIfDatabaseExists() {
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var db = this.resourceLoader.getResource("app.db");
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if (db == null) {
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DatabaseCreator creator = new DatabaseCreator();
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this.connection = creator.create();
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} else {
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this.connect();
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}
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}
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public static DatabaseService getInstance() {
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return instance;
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}
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public void connect() {
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if (this.connection == null) {
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String path = ResourceLoader.getInstance().getPath() + "app.db";
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try {
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this.connection = DriverManager.getConnection(path);
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} catch (SQLException e) {
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System.out.println(e.getMessage());
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}
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}
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}
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public Connection getConnection() {
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return connection;
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}
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public void setConnection(Connection connection) {
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this.connection = connection;
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}
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}
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