bool http_servlet::on_hello(request_t& req, response_t& res)
{
res.setContentType("text/xml; charset=utf-8") // 设置响应字符集
.setKeepAlive(req.isKeepAlive()) // 设置是否保持长连接
.setContentEncoding(true) // 自动支持压缩传输
.setChunkedTransferEncoding(true); // 采用 chunk 传输方式
const char* param1 = req.getParameter("name1");
const char* param2 = req.getParameter("name2");
// 创建 xml 格式的数据体
acl::xml1 body;
body.get_root()
.add_child("root", true)
.add_child("params", true)
.add_child("param", true)
.add_attr("name1", param1 ? param1 : "null")
.get_parent()
.add_child("param", true)
.add_attr("name2", param2 ? param2 : "null");
acl::string buf;
body.build_xml(buf);
// 发送 http 响应体，因为设置了 chunk 传输模式，所以需要多调用一次
// res.write 且两个参数均为 0 以表示 chunk 传输数据结束
return res.write(buf) && res.write(NULL, 0);
}
bool http_servlet::doOther(request_t&, response_t& res, const char* method)
{
res.setStatus(400);
res.setContentType("text/xml; charset=utf-8");
// 发送 http 响应体
acl::string buf;
buf.format("<root error='unkown request method %s' />\r\n", method);
res.write(buf);
res.write(NULL, 0);
return false;
}
bool http_servlet::doError(request_t&, response_t& res)
{
res.setStatus(400);
res.setContentType("text/xml; charset=utf-8");
// 发送 http 响应体
acl::string buf;
buf.format("<root error='some error happened!' />\r\n");
res.write(buf);
res.write(NULL, 0);
return false;
}
///----------------------------------------------------------------------------
aid_t coroutine_stackful_actor::recv(response_t res, message& msg, duration_t tmo)
{
aid_t sender;
recving_res_ = res;
if (!mb_.pop(res, msg))
{
if (tmo > zero)
{
detail::scoped_bool<bool> scp(responsing_);
if (tmo < infin)
{
start_recv_timer(tmo);
}
actor_code ac = yield();
if (ac == actor_timeout)
{
return sender;
}
res = recving_res_;
msg = recving_msg_;
recving_res_ = response_t();
recving_msg_ = message();
}
else
{
return sender;
}
}
sender = res.get_aid();
return sender;
}
///----------------------------------------------------------------------------
aid_t slice::recv(response_t res, message& msg)
{
aid_t sender;
mixin::move_pack(this, mb_, pack_que_, user_, sire_);
if (!mb_.pop(res, msg))
{
return sender;
}
sender = res.get_aid();
return sender;
}
///------------------------------------------------------------------------------
bool mailbox::push(response_t res, message const& msg)
{
res_msg_list_.insert(std::make_pair(res.get_id(), std::make_pair(res, msg)));
return false;
}