this.converters = new ParamConvertor[fields.length];
for (int i = 0; i < fields.length; i++) {
Field f = fields[i];
this.injs[i] = mirror.getInjecting(f.getName());
Param param = f.getAnnotation(Param.class);
String nm = null == param ? f.getName() : param.value();
String datefmt = null == param ? null : param.dfmt();
this.names[i] = prefix + nm;
this.converters[i] = Params.makeParamConvertor(f.getType(), datefmt);
}
}