node_modules/uncrustify/tests/input/java/double_brace.java

member.func(new List() {{
    add("Text");
    add("Text",
        "Hello");
}});


private static final Set<String> VALID_CODES = new HashSet<String>()
{{
	add("XZ13s");
	add("AB21/X");
	add("YYLEX");
	add("AR2D");
 }};

add(new JPanel(){{
	setLayout(...);
	setBorder(...);
	add(new JLabel(...));
	add(new JSpinner(...));
 }});