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I am sorry with the previous post .. if i am correct u are asking about the .... purpose
i am not sure this is make correct answer but what i know abt this if u want to pass bulk of parameters to the function then the receiving function declaration will be like this. u need not define all bulk arguments in the function... just mark it as ... and then after passing the values to this
u need to identify the arguments in this values......
i hope this will not give u the correct answer.. i am posting my openion abt this ....
The elipsis (...) signifies a method that accepts a variable number of arguments. Generally this is referred to as var-args. What it means is that you can supply 0 to many arguments. The method will simply loop through all of them.
So in your example, you can pass as many value classes as you like to Signal.