{
    'classname_a' => {
                         'method_a' => [ parameter1, 
                                         parameter2 ],
                         'method_b' => [ parameter1 ],
                         'method_c' => undef
                     },
    'classname_b' => {
                         'method_a' => undef,
                         'method_b' => [ parameter1 ]
                     }
}