Use of Map in axapta

Args args = new Args();

ReportRun report;

Map criteriaMap = new Map(Types::String, Types::String);

// Map criteriaMap = new Map(Types::AnyType);
;
args.name(reportstr(axsd));

// args.caller(this);

criteriaMap.insert("nm","000213");

// criteriaMap.insert("TaxGroup", "Exempt");

args.parmObject(criteriaMap);

args.parm("Called Special");

report = new ReportRun(args);

report.init();

report.run();