/mordor/http/connection.h

 1#ifndef __MORDOR_HTTP_CONNECTION_H__
 2#define __MORDOR_HTTP_CONNECTION_H__
 3// Copyright (c) 2009 - Mozy, Inc.
 4
 5#include <boost/function.hpp>
 6#include <boost/shared_ptr.hpp>
 7#include <boost/thread/mutex.hpp>
 8
 9#include "mordor/anymap.h"
10#include "http.h"
11
12namespace Mordor {
13
14class Stream;
15
16namespace HTTP {
17
18class Connection
19{
20public:
21    boost::shared_ptr<Stream> stream() { return m_stream; }
22
23    static bool hasMessageBody(const GeneralHeaders &general,
24        const EntityHeaders &entity,
25        const std::string &method,
26        Status status,
27        bool includeEmpty = true);
28
29    /// @note Be sure to lock the cacheMutex whenever you access the cache
30    anymap &cache() { return m_cache; }
31    boost::mutex &cacheMutex() { return m_cacheMutex; }
32
33    /// lock cacheMutex and return a copy of value
34    template <class TagType>
35    typename TagType::value_type getCache(const TagType &key)
36    {
37        boost::mutex::scoped_lock lock(m_cacheMutex);
38        return m_cache[key];
39    }
40
41    /// update cache with lock
42    template <class TagType>
43    void setCache(const TagType &key, const typename TagType::value_type& value)
44    {
45        boost::mutex::scoped_lock lock(m_cacheMutex);
46        m_cache[key] = value;
47    }
48
49protected:
50    Connection(boost::shared_ptr<Stream> stream);
51
52    boost::shared_ptr<Stream> getStream(const GeneralHeaders &general,
53        const EntityHeaders &entity,
54        const std::string &method,
55        Status status,
56        boost::function<void ()> notifyOnEof,
57        boost::function<void ()> notifyOnException,
58        bool forRead);
59
60protected:
61    boost::shared_ptr<Stream> m_stream;
62
63private:
64    boost::mutex m_cacheMutex;
65    anymap m_cache;
66};
67
68}}
69
70#endif