how to add a jtable

hi all

my question is how to add a jtable with column name and 1 emty rom to a jpanel...

i have tried

Object[] cn = {"test", "testtest"};

JTable table = new JTable(null, cn);

i have tried the previous but it gave a nullpointerexception

please help

thanks in advance

[316 byte] By [bif_fa] at [2007-11-27 3:53:33]