1 #ifndef PROTON_CODEC_ENCODER_HPP 2 #define PROTON_CODEC_ENCODER_HPP 25 #include "../internal/data.hpp" 26 #include "../internal/type_traits.hpp" 27 #include "../types_fwd.hpp" 28 #include "./common.hpp" 48 explicit encoder(
const data& d) : data(d) {}
51 PN_CPP_EXTERN
explicit encoder(internal::value_base& v);
61 PN_CPP_EXTERN
bool encode(
char* buffer,
size_t& size);
65 PN_CPP_EXTERN
void encode(std::string&);
69 PN_CPP_EXTERN std::string encode();
90 PN_CPP_EXTERN encoder&
operator<<(
const std::string&);
93 PN_CPP_EXTERN encoder&
operator<<(
const internal::scalar_base&);
94 PN_CPP_EXTERN encoder&
operator<<(
const null&);
101 PN_CPP_EXTERN encoder&
operator<<(
const internal::value_base&);
112 template <
class T>
void*
operator<<(
const T*);
114 template <
class T>
struct list_cref { T& ref; list_cref(T& r) : ref(r) {} };
115 template <
class T>
struct map_cref { T& ref; map_cref(T& r) : ref(r) {} };
117 template <
class T>
struct array_cref {
120 array_cref(T& r,
type_id el,
bool described) : array_start(
ARRAY, el, described), ref(r) {}
123 template <
class T>
static list_cref<T> list(T& x) {
return list_cref<T>(x); }
124 template <
class T>
static map_cref<T> map(T& x) {
return map_cref<T>(x); }
125 template <
class T>
static array_cref<T> array(T& x,
type_id element,
bool described=
false) {
126 return array_cref<T>(x, element, described);
129 template <
class T> encoder& operator<<(const map_cref<T>& x) {
130 internal::state_guard sg(*
this);
131 *
this << start::map();
132 for (
typename T::const_iterator i = x.ref.begin(); i != x.ref.end(); ++i)
133 *
this << i->first << i->second;
138 template <
class T> encoder& operator<<(const list_cref<T>& x) {
139 internal::state_guard sg(*
this);
140 *
this << start::list();
141 for (
typename T::const_iterator i = x.ref.begin(); i != x.ref.end(); ++i)
147 template <
class T> encoder& operator<<(const array_cref<T>& x) {
148 internal::state_guard sg(*
this);
149 *
this << x.array_start;
150 for (
typename T::const_iterator i = x.ref.begin(); i != x.ref.end(); ++i)
158 template<
class T,
class U> encoder& insert(
const T& x,
int (*put)(pn_data_t*, U));
159 void check(
long result);
166 template <
class T>
typename internal::enable_if<internal::is_unknown_integer<T>::value,
encoder&>::type
168 using namespace internal;
169 return e << static_cast<typename integer_type<sizeof(T), is_signed<T>::value>::type>(i);
174 namespace is_encodable_impl {
176 using namespace internal;
178 sfinae::no
operator<<(sfinae::wildcard, sfinae::wildcard);
180 template<
typename T>
struct is_encodable :
public sfinae {
185 static bool const value =
sizeof(test(*e << *t)) ==
sizeof(yes);
189 template <>
struct is_encodable<value> :
public true_type {};
193 using is_encodable_impl::is_encodable;
std::ostream & operator<<(std::ostream &, const binary &)
Print a binary value.
Experimental - Start encoding a complex type.
Definition: common.hpp:31
Experimental - Stream-like encoder from AMQP bytes to C++ values.
Definition: encoder.hpp:45
A sequence of values of the same type.
Definition: type_id.hpp:61
A 16-byte universally unique identifier.
Definition: uuid.hpp:34
64-bit decimal floating point.
Definition: decimal.hpp:51
encoder(const data &d)
Wrap Proton-C data object.
Definition: encoder.hpp:48
A std::string that represents the AMQP symbol type.
Definition: symbol.hpp:30
Arbitrary binary data.
Definition: binary.hpp:34
128-bit decimal floating point.
Definition: decimal.hpp:54
type_id
An identifier for AMQP types.
Definition: type_id.hpp:38
32-bit decimal floating point.
Definition: decimal.hpp:48
A 64-bit timestamp in milliseconds since the Unix epoch.
Definition: timestamp.hpp:30
A holder for any AMQP value, simple or complex.
Definition: value.hpp:60
Experimental - Finish inserting or extracting a complex type.
Definition: common.hpp:54
Type traits for mapping between AMQP and C++ types.
Definition: annotation_key.hpp:28