<dependency> <groupId>org.configlib</groupId> <artifactId>configlib-core</artifactId> <version>1.0.0</version> </dependency> <config> <property name="database.url">jdbc:mysql://localhost:3306/mydatabase</property> <property name="database.username">root</property> <property name="database.password">password</property> </config> ConfigLoader configLoader = new ConfigLoader(); Config config = configLoader.loadConfig("config.xml"); String databaseUrl = config.getProperty("database.url"); Connection connection = DriverManager.getConnection(databaseUrl, username, password); config.setProperty("database.url", "jdbc:mysql://newdatabase:3306/mydatabase"); configLoader.saveConfig(config, "path/to/config.xml");