java - Two dimensional array- Session -

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i have 2 dimensional matrix want add session. add integer session object syntax is

session.setattribute("mat", mat); int matr = (integer) session.getattribute("mat");

searched lot syntax add int[][] session. firstly can add, if yes idea on how go forward it?

try below 1 :-

int[][] 2darr = new int[2][3]; session.setattribute("2darr", 2darr ); int[][] 2darrfromsession = (int[][]) session.getattribute("2darr");

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