init block test

public class InitBlockTest {

    {
        // init block
        System.out.println( "in init" );
    }

    public InitBlockTest() {
        this( 0 );
        System.out.println( "InitBlockTest()" );
    }

    public InitBlockTest(final int n) {
        System.out.println( "InitBlockTest(n=" + n + ")" );
    }

    public static void main( final String[] args ) {
        new InitBlockTest();
        System.out.println("=== === ===");
        new InitBlockTest( 4 );
    }

}