src/main/java/org/javastack/preferences/example/Example.java
public static void main(final String[] args) throws Throwable {
		final Preferences config = Preferences.systemNodeForPackage(Example.class);
		System.out.println(config.get("mykey", "my-default-value1"));
		System.out.println(config.get("mykey2", "my-default-value2"));
		System.out.println(config.get("other.key", "my-default-value3"));
		System.out.println(config.get("urlbase", "my-default-value4"));
		System.out.println(config.get("urlsearch", "my-default-value5"));
	}
public static void main(final String[] args) throws Throwable {
		final Preferences config = Preferences.systemNodeForPackage(Example.class);
		System.out.println(config.get("mykey", "my-default-value1"));
		System.out.println(config.get("mykey2", "my-default-value2"));
		System.out.println(config.get("other.key", "my-default-value3"));
		System.out.println(config.get("urlbase", "my-default-value4"));
		System.out.println(config.get("urlsearch", "my-default-value5"));
	}
Simple Test