Given a ArraryList object , how to use reflection to obtain its members' type

void Parse (ArrayList list)
{
/ / How to get the passed list element type , then instantiate element ( assuming elements have a default constructor )
...
}
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obj.getClass (). getSimpleName ()
judge or use instanceof Object
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why this design ah , to find an architect to help you plan the next
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essentially get the generic type
See http://lorry1113.iteye.com/blog/973903
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No way , the function does not know the type of the list , so you can not use instanceof,
list object obj.getClass (). getSimpleName () returns ArrayList, not an element of the class name information
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No way , the function does not know the type of the list , so you can not use instanceof,   
list object obj.getClass (). getSimpleName () returns ArrayList, not an element of the class name information  
list.get (0) ah , like this take ah
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No way , the function does not know the type of the list , so you can not use instanceof,     
list object obj.getClass (). getSimpleName () returns ArrayList, not an element of the class name information          
list.get (0) ah , like this take ah  

not to die , a start list is empty , my function is to complete the list elements fill.
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wanted to write a json object automatically decomposed into class module
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very classic , I quest is this code, thank you