initHeader method
Implementation
List<Header> initHeader(String url, ReqInfo params) {
var headersMap = getHeaders();
List<Header> headers = [mhpost, scheme, authority, ua];
if (params.contentType == JSONTYPE) {
if (params.content is String) {
headers.add(ctjson);
}
}
for (var item in headersMap.entries) {
headers.add(Header.ascii(item.key, item.value));
}
headers.add(Header.ascii(":path", _prefix + url));
return headers;
}