what is a dot in java code example

Example 1: String dot dot dot java

//Object... (here String...) means that you can give
//in parameter one or many objects of same type

func();

func("arg1", "arg2", "arg3");

String[] args = new String[]{"arg1", "arg2", "arg3"}
func(args);

void func(String... args);

Example 2: dot operator java

whats the dot operator in java?