MIRA
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The RecursiveMemberReflectorBase is a base class for all Reflectors that are used to visit the reflect methods of the classes recursively in order to collect information on the members of these classes. More...
#include <serialization/RecursiveMemberReflector.h>
Public Types | |
using | VersionType = typename ReflectorInterface< Derived >::VersionType |
using | AcceptDesiredVersion = typename ReflectorInterface< Derived >::AcceptDesiredVersion |
typedef boost::mpl::bool_< true > | isReadOnly |
Specifies, if the Reflector is read-only (true) or write-only (false). More... | |
typedef boost::mpl::bool_< true > | useHumanReadableIDs |
Specifies, if the Reflector supports human readable IDs. More... | |
typedef boost::mpl::bool_< false > | requireReflectBarriers |
Specifies whether the Reflector uses so-called 'reflect barriers' to allow maintaining separate states for individual blocks of reflected data. More... | |
Public Member Functions | |
RecursiveMemberReflectorBase () | |
The constructor. More... | |
const ReflectMemberMeta & | getCurrentMemberMeta () const |
Returns the meta-information of the current member that is reflected. More... | |
const std::string & | getCurrentMemberFullID () const |
Returns the full human readable object id / name of the current member being reflected. More... | |
template<typename T > | |
void | invokeMember (T &member, const ReflectMemberMeta &meta) |
Is called to invoke this Reflector on the member with the specified meta information. More... | |
template<typename T > | |
void | invokeMemberOverwrite (T &member, const ReflectMemberMeta &meta) |
The actual invokeMember implementation that is called from invokeMember(). More... | |
template<typename T > | |
void | invokePointerObject (T &member) |
Is called to reflect objects of pointers. More... | |
template<typename T > | |
void | invokeMemberWithoutDefault (T &member, const ReflectMemberMeta &meta) |
Delegates to invokeMember() and rethrows any occurring XMemberNotFound exception as XIO exception. More... | |
template<typename T , typename U > | |
void | invokeMemberWithDefault (T &member, const ReflectMemberMeta &meta, const U &defaultValue) |
Delegates to invokeMember() and handles any occurring XMemberNotFound exception by setting the member to the given default value. More... | |
template<typename T > | |
void | invokeMemberWithDefault (T &member, const ReflectMemberMeta &meta, const serialization::IgnoreMissing &defaultValue) |
Delegates to invokeMember() and handles any occurring XMemberNotFound exception by ignoring the exception and hence the missing member, as indicated by IgnoreMissing as default value. More... | |
template<typename T > | |
VersionType | requireVersion (VersionType version, VersionType minVersion, const T *caller=NULL) |
implements ReflectorInterface (for documentation see ReflectorInterface) More... | |
template<typename T > | |
void | requireVersion (VersionType requiredVersion, const T *caller=NULL) |
implements ReflectorInterface (for documentation see ReflectorInterface) More... | |
template<typename T > | |
VersionType | requireVersion (VersionType version, VersionType minVersion, AcceptDesiredVersion, const T *caller=NULL) |
implements ReflectorInterface (for documentation see ReflectorInterface) More... | |
template<typename T > | |
void | requireVersion (VersionType requiredVersion, AcceptDesiredVersion, const T *caller=NULL) |
implements ReflectorInterface (for documentation see ReflectorInterface) More... | |
MIRA_DEPRECATED ("Please call as requireVersion<MyType>(v, minV) or requireVersion(v, minV, this)", VersionType requireVersion(VersionType version, VersionType minVersion)) | |
MIRA_DEPRECATED ("Please call as requireVersion<MyType>(v) or requireVersion(v, this)", void requireVersion(VersionType requiredVersion)) | |
template<typename Base > | |
void | reflectBase (Base &base) |
implements ReflectorInterface (for documentation see ReflectorInterface) More... | |
ReflectState | preReflect (const char *context="") |
If a reflector requires reflection barriers, preReflect() and postReflect() should be called before/after calling an external method within reflect(), to declare these barriers (such a 'barrier' is just a declaration to the reflector, in fact). More... | |
void | postReflect (const ReflectState &) |
See preReflect for documentation. More... | |
Visiting methods that are called by the RecursiveMemberReflector | |
while reflecting the members | |
template<typename T > | |
void | atomic (T &member) |
Is called if the member is an atomic type (int, float, etc). More... | |
template<typename T > | |
void | enumeration (T &member) |
Is called by the if the member is an enumeration. More... | |
template<typename T > | |
void | object (T &member) |
Is called for each complex object. More... | |
template<typename T > | |
void | collection (T &member) |
Is called for each complex object or array, where the IsCollection<T> trait is true_type. More... | |
template<typename T > | |
void | trackObject (T &member) |
template<typename T > | |
void | pointer (T *&pointer) |
Is called if the member is a pointer. More... | |
template<typename T > | |
void | pointerNormal (T *&pointer, int typeId) |
Is called if a reflected pointer is a "normal" pointer. More... | |
template<typename T > | |
void | pointerPolymorphic (T *&pointer, int typeId) |
Is called if a reflected pointer is a polymorphic pointer to an object that is derived from mira::Object. More... | |
template<typename T > | |
void | pointerAbstract (T *&pointer, int typeId) |
Is called if a reflected pointer is a pointer to an abstract class. More... | |
Methods for reflecting members | |
These visiting methods are supported by the RecursiveMemberReflector. | |
template<typename T > | |
void | member (const char *name, T &member, const char *comment, ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Specifies a class member for reflection/serialization. More... | |
template<typename T > | |
void | member (const char *name, const std::string &id, T &member, const char *comment, ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as above, with an extra parameter for specifying the id explicitly if it differs from name. More... | |
template<typename T > | |
void | member (const char *name, const T &member, Setter< T > setter, const char *comment, ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as above, with a special setter method for reading the member. More... | |
template<typename T > | |
void | member (const char *name, Getter< T > getter, Setter< T > setter, const char *comment, ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as above, with a special getter and setter accessing the member. More... | |
template<typename T , typename U > | |
void | member (const char *name, T &member, const char *comment, const U &defaultValue, ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as above, where a default value can be specified that is used, if the value is not available in the data source. More... | |
template<typename T , typename U > | |
void | member (const char *name, const T &member, Setter< T > setter, const char *comment, const U &defaultValue, ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as above, where a default value can be specified that is used, if the value is not available in the data source. More... | |
template<typename T , typename U > | |
void | member (const char *name, Getter< T > getter, Setter< T > setter, const char *comment, const U &defaultValue, ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as above, where a default value can be specified that is used, if the value is not available in the data source. More... | |
template<typename T > | |
void | property (const char *name, T &member, const char *comment, PropertyHint &&hint=PropertyHint(), ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime. More... | |
template<typename T > | |
void | property (const char *name, const std::string &id, T &member, const char *comment, PropertyHint &&hint=PropertyHint(), ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as above, with an extra parameter for specifying the id explicitly if it differs from name. More... | |
template<typename T > | |
void | property (const char *name, const T &member, Setter< T > setter, const char *comment, PropertyHint &&hint=PropertyHint(), ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime. More... | |
template<typename T > | |
void | property (const char *name, Getter< T > getter, Setter< T > setter, const char *comment, PropertyHint &&hint=PropertyHint(), ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime. More... | |
template<typename T , typename U > | |
void | property (const char *name, T &member, const char *comment, const U &defaultValue, PropertyHint &&hint=PropertyHint(), ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime. More... | |
template<typename T , typename U > | |
void | property (const char *name, const T &member, Setter< T > setter, const char *comment, const U &defaultValue, PropertyHint &&hint=PropertyHint(), ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime. More... | |
template<typename T , typename U > | |
void | property (const char *name, Getter< T > getter, Setter< T > setter, const char *comment, const U &defaultValue, PropertyHint &&hint=PropertyHint(), ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime. More... | |
template<typename T > | |
void | roproperty (const char *name, const T &member, const char *comment, PropertyHint &&hint=PropertyHint(), ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
A property that just reflects a runtime state of the object and can be displayed but not altered. More... | |
template<typename T > | |
void | roproperty (const char *name, const std::string &id, const T &member, const char *comment, PropertyHint &&hint=PropertyHint(), ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as above, with an extra parameter for specifying the id explicitly if it differs from name. More... | |
template<typename T > | |
void | roproperty (const char *name, Getter< T > getter, const char *comment, PropertyHint &&hint=PropertyHint(), ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Same as above, with a special getter method for reading the member. More... | |
void | itemName (const std::string &name) |
If the currently reflected object is an item within a collection, this allows to specify an explicit name for that item. More... | |
template<typename T > | |
void | delegate (T &member, ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Delegates the serialization/reflection of a member directly to the member. More... | |
template<typename T > | |
void | delegate (const T &member, Setter< T > setter, ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Delegates the serialization/reflection of a member directly to the member. More... | |
template<typename T > | |
void | delegate (Getter< T > getter, Setter< T > setter, ReflectCtrlFlags flags=REFLECT_CTRLFLAG_NONE) |
Delegates the serialization/reflection of a member directly to the member. More... | |
Methods for reflecting RPC (remote procedure call) methods | |
void | interface (const char *name) |
Indicates that the class implements the specified RPC interface. More... | |
template<typename R , typename... Args, typename F , typename... Description> | |
InvalidRPCDescription< R(Args...), Description... > | method (const char *, F &&, Description &&...) |
template<typename F , typename... Description> | |
InvalidRPCDescription< F, Description... > | method (const char *, F &&, Description &&...) |
template<typename R , typename Class , typename... Args, typename... Description> | |
InvalidRPCDescription< R(Class::*)(Args...), Description... > | method (const char *, R(Class::*)(Args...), Class *, Description &&...) |
template<typename R , typename Class , typename... Args, typename... Description> | |
InvalidRPCDescription< R(Class::*)(Args...) const, Description... > | method (const char *, R(Class::*)(Args...) const, Class *, Description &&...) |
template<typename R , typename... Args, typename F , typename... Description> | |
ValidRPCDescription< R(Args...), Description... > | method (const char *, F &&, Description &&...) |
template<typename F , typename... Description> | |
ValidRPCDescription< F, Description... > | method (const char *, F &&, Description &&...) |
template<typename R , typename Class , typename... Args, typename... Description> | |
ValidRPCDescription< R(Class::*)(Args...), Description... > | method (const char *, R(Class::*)(Args...), Class *, Description &&...) |
template<typename R , typename Class , typename... Args, typename... Description> | |
ValidRPCDescription< R(Class::*)(Args...) const, Description... > | method (const char *, R(Class::*)(Args...) const, Class *, Description &&...) |
void | method (const char *name, Method method, const char *comment, const char *paramName, const char *paramDescription, P paramSampleValue,...) |
Specifies that the class that is reflected provides a service through the specified static member function or free function. More... | |
void | method (const char *name, Method method, Class *object, const char *comment, const char *paramName, const char *paramDescription, P paramSampleValue,...) |
Specifies that the class that is reflected provides a service through the specified non-static member function. More... | |
void | method (const char *name, Method method, const char *comment, const char *paramName, const char *paramDescription, P paramSampleValue,...) |
Specifies that the class that is reflected provides a service through the specified function wrapper. More... | |
template<typename R , typename ... Args> | |
void | invalid_method () |
Controlling the object tracking state. | |
void | pushObjectTrackingStore () |
Push the current object tracking memory to an internal stack (backup). More... | |
void | popObjectTrackingStore () |
Pop the current object tracking memory from internal stack (restore). More... | |
Static Public Member Functions | |
template<typename T > | |
static void | registerClass () |
Registers a new polymorphic class at the PolymorphPointerReflector. More... | |
template<typename T > | |
static void | unregisterClass () |
Unregisters the class. More... | |
template<typename T > | |
static bool | isReflectedAsPointer () |
For internal use only: Returns true, if the type T is ever reflected as pointer within the current translation unit (C file). More... | |
static bool | usesHumanReadableIDs () |
Returns true, if the concrete derived Reflector supports human readable IDs. More... | |
Protected Member Functions | |
template<typename T > | |
void | invokeTrackObject (T &member) |
tracks the given object (if pointer tracking is enabled for type T) More... | |
template<typename T > | |
void | reflectUnknown (T &member) |
template<typename T > | |
void | reflectAtomic (T &member) |
Type A1: for atomic members (float,int,etc.) More... | |
template<typename T > | |
void | reflectEnumeration (T &member) |
Type A2: for enums. More... | |
template<typename T > | |
void | reflectArray (T &member) |
Type A3: for arrays. More... | |
template<typename T > | |
void | reflectComplex (T &member) |
Type B1/B2: for complex types. More... | |
template<typename T > | |
void | reflectCollection (T &member) |
Type B?c: for collection types. More... | |
template<typename T > | |
void | reflectPointer (T &member) |
Type C: for members that are pointers. More... | |
template<typename T > | |
void | reflectPointerNormal (T *&member) |
Type C1: for members that are pointers to normal classes. More... | |
template<typename T > | |
void | reflectPointerPolymorphic (T *&member) |
Type C2: for members that are pointers to polymorphic classes derived from mira::Object. More... | |
template<typename T > | |
void | reflectPointerAbstract (T *&member) |
Type C3: for members that are pointers to abstract classes not derived from mira::Object. More... | |
template<typename T > | |
void | chooseReflect (T &member) |
Detect the members type (A1,A2,A3,B1,B2,C) and choose the appropriate function. More... | |
Derived * | This () |
"Curiously recurring template pattern" (CRTP). More... | |
template<typename T > | |
void | invoke (T &object) |
Invokes this reflector on the specified object. More... | |
template<typename T > | |
void | invokeOverwrite (T &object) |
The actual invoke implementation, that may also be overwritten in derived classes to add additional functionality. More... | |
template<typename T > | |
void | reflectComplexIntrusive (T &object) |
For classes with reflect method call their reflect method directly. More... | |
template<typename T > | |
void | reflectComplexNonintrusive (T &object) |
For classes without reflect method, where we need to look somewhere else to get the information for visiting it. More... | |
template<typename T > | |
void | reflectMissing (T &object) |
Static Protected Member Functions | |
static int | checkForcedVersion (const std::string &variable) |
Static Protected Attributes | |
static constexpr auto | MIRA_REFLECTOR_TOPLEVEL_NAME = "@value" |
Use this when a reflector needs to choose a name for serializing an object. More... | |
Optional Class Versioning. | |
These visiting methods may be supported by different reflectors like the RecursiveMemberReflector and the RPCMethodReflector, etc.
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template<typename T > | |
VersionType | requireVersion (VersionType version, VersionType minVersion, const T *caller=NULL) |
Same as above, but allows to specify a minimum supported version, and throws XIO if the minimum version requirement is not met. More... | |
template<typename T > | |
void | requireVersion (VersionType version, const T *caller=NULL) |
Specifies the current class version, which is also the minimum (and therefore only) version accepted (therefore, no need to return a version number). More... | |
template<typename T > | |
VersionType | requireVersion (VersionType version, VersionType minVersion, AcceptDesiredVersion, const T *caller=NULL) |
Extension of requireVersion() (see above), that additionally signals the reflector that the caller will properly handle a different version than the one it specifies itself. More... | |
template<typename T > | |
void | requireVersion (VersionType version, AcceptDesiredVersion, const T *caller=NULL) |
Extension of requireVersion() (see above), that additionally signals the reflector that the caller will properly handle a different version than it one it specifies itself. More... | |
MIRA_DEPRECATED ("Please call as version<MyType>(v) or version(v, this)", VersionType version(VersionType version)) | |
Deprecated 'anonymous' (no type) version(). More... | |
MIRA_DEPRECATED ("Please call as requireVersion<MyType>(v, minV) or requireVersion(v, minV, this)", VersionType requireVersion(VersionType version, VersionType minVersion)) | |
Deprecated 'anonymous' (no type) requireVersion(). More... | |
MIRA_DEPRECATED ("Please call as requireVersion<MyType>(v) or requireVersion(v, this)", VersionType requireVersion(VersionType version)) | |
Deprecated 'anonymous' (no type) requireVersion(). More... | |
template<typename T > | |
VersionType | version (VersionType version, const T *caller=NULL) |
Specifies the current class version and returns the version found in the data stream. More... | |
template<typename T > | |
VersionType | version (VersionType version, AcceptDesiredVersion, const T *caller=NULL) |
Extension of version() (see above), that additionally signals the reflector that the caller will properly handle a different version than the one it specifies itself. More... | |
void | desireClassVersions (const ClassVersionMap &versions) |
Historically, classes have just been defining their current version themselves during serialization (the case where an object exists and its state is read out and serialized), by calling Reflector::version() with the respective version number parameter. More... | |
typedef serialization::ClassVersionMap | ClassVersionMap |
The RecursiveMemberReflectorBase is a base class for all Reflectors that are used to visit the reflect methods of the classes recursively in order to collect information on the members of these classes.
It therefore is the base class of most Serializer and Deserializer classes of the Serialization Framework.
If you implement your own derived Reflector, you can overwrite the following visiting methods:
These visit-methods are called for each reflected member based on the member type. (See documentation of each method for details!) The type of the member is inferred automatically at compile time.
Implementation Detail:
The following types are differentiated:
Depending on the type, the calling sequences are as follows:
For type A1:
For type A2:
For type A3:
For type B1 and B2:
For type C1-3:
Methods that should be implemented: atomic(), pointerNormal(), pointerPolymorphic(), pointerAbstract()
Methods that can be overwritten: invokeOverwrite(), object(). enumeration(), pointer()
Implementation Detail:
Some methods in this class and derived class are called by explicitly typing this->... . This is necessary to avoid compiler errors like: "... does not depend on template parameters".
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inherited |
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inherited |
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inherited |
Specifies, if the Reflector is read-only (true) or write-only (false).
This type must be set to the proper boost::mpl::bool type by the derived Reflector class. (Default is true)
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inherited |
Specifies, if the Reflector supports human readable IDs.
This type must be set to the proper boost::mpl::bool type by the derived Reflector class. (Default is true)
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inherited |
Specifies whether the Reflector uses so-called 'reflect barriers' to allow maintaining separate states for individual blocks of reflected data.
A reflect barrier is just a virtual separation line declared by a reflected object. It tells the reflector that certain parts of the reflected data should be considered as independent and can have separate states (if the reflector maintains any states for data). As an example, the BinarySerializer reserves space for a version number for each reflected object. If there is more than one individual block, it reserves space for a version for each of the blocks. If the reflector needs reflect barriers, it defines requireReflectBarriers::type to true in its class scope, and defines methods preReflect() and postReflect() that should be called by reflected objects for separation of independent reflection blocks (where the separation is not already implied by visitors like reflector.member()!) (The default is false). Also see ReflectState and MIRA_REFLECT_CALL.
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inherited |
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inline |
The constructor.
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inline |
Is called if the member is an atomic type (int, float, etc).
(Type A1)
As for all the other visit-methods the parameter is a reference to the actual visited/reflected member.
This method usually will be implemented in concrete derived classes.
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inline |
Is called by the if the member is an enumeration.
(Type A2)
As for all the other visit-methods the parameter is a reference to the actual visited/reflected member.
The default implementation casts the enum to an uint32 and calls atomic().
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inline |
Is called for each complex object.
See documentation of RecursiveMemberReflectorBase class for detailed calling sequences. If you overwrite this method in a derived class you should call the method of the Base class to allow recursive reflection of the complex object's members.
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inline |
Is called for each complex object or array, where the IsCollection<T> trait is true_type.
The default implementation calls object().
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inline |
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inline |
Is called if the member is a pointer.
(Type C) The default implementation detects the specific pointer type and calls pointerNormal(), pointerPolymorphic() or pointerAbstract().
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inline |
Is called if a reflected pointer is a "normal" pointer.
As second parameter the typeId of the concrete objects class is passed. The default implementation recursively reflects the object, the pointer points to (if the pointer is not NULL).
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inline |
Is called if a reflected pointer is a polymorphic pointer to an object that is derived from mira::Object.
As second parameter the typeId of the concrete object's class is passed (may be -1, if pointer is a NULL pointer) The default implementation recursively reflects the object that the pointer points to (if the pointer is not NULL).
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inline |
Is called if a reflected pointer is a pointer to an abstract class.
As second parameter the typeId of the objects class is passed. The default implementation recursively reflects the object, the pointer points to (if the pointer is not NULL).
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inlinestatic |
Registers a new polymorphic class at the PolymorphPointerReflector.
Each RecursiveMemberReflector only is able to process pointers to polymorphic classes that are registered using this method.
The MIRA_CLASS_SERIALIZATION macro provides a simple mechanism to register a class in all known MemberReflectors and calls their registerClass() method. If you implement a new MemberReflector you should modify the MIRA_CLASS_SERIALIZATION macro and add your reflector there.
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inlinestatic |
Unregisters the class.
The MIRA_CLASS_SERIALIZATION macro provides a simple mechanism to register a class in all known MemberReflectors and calls their registerClass() method. If you implement a new MemberReflector you should modify the MIRA_CLASS_SERIALIZATION macro and add your reflector there.
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inline |
Returns the meta-information of the current member that is reflected.
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inline |
Returns the full human readable object id / name of the current member being reflected.
This method must not be called if the Reflector has set useHumanReadableIDs to false. If it is called anyway we will assert here.
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inlinestatic |
For internal use only: Returns true, if the type T is ever reflected as pointer within the current translation unit (C file).
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inlineprotected |
tracks the given object (if pointer tracking is enabled for type T)
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inlineprotected |
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inlineprotected |
Type A1: for atomic members (float,int,etc.)
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inlineprotected |
Type A2: for enums.
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inlineprotected |
Type A3: for arrays.
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inlineprotected |
Type B1/B2: for complex types.
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inlineprotected |
Type B?c: for collection types.
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inlineprotected |
Type C: for members that are pointers.
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inlineprotected |
Type C1: for members that are pointers to normal classes.
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inlineprotected |
Type C2: for members that are pointers to polymorphic classes derived from mira::Object.
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inlineprotected |
Type C3: for members that are pointers to abstract classes not derived from mira::Object.
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inlineprotected |
Detect the members type (A1,A2,A3,B1,B2,C) and choose the appropriate function.
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inline |
Is called to invoke this Reflector on the member with the specified meta information.
This method delegates the call to the most derived invokeMemberOverwrite() method that may be overwritten in subclasses.
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inline |
The actual invokeMember implementation that is called from invokeMember().
This method may be overwritten in derived classes to add additional functionality, however, you should always call this implementation of the base class.
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inline |
Is called to reflect objects of pointers.
They will use the same meta as the pointer
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inline |
Delegates to invokeMember() and rethrows any occurring XMemberNotFound exception as XIO exception.
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inline |
Delegates to invokeMember() and handles any occurring XMemberNotFound exception by setting the member to the given default value.
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inline |
Delegates to invokeMember() and handles any occurring XMemberNotFound exception by ignoring the exception and hence the missing member, as indicated by IgnoreMissing as default value.
The value of the member remains unchanged.
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inlineinherited |
implements ReflectorInterface (for documentation see ReflectorInterface)
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inlineinherited |
implements ReflectorInterface (for documentation see ReflectorInterface)
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inlineinherited |
implements ReflectorInterface (for documentation see ReflectorInterface)
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inlineinherited |
implements ReflectorInterface (for documentation see ReflectorInterface)
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inlineinherited |
Same as above, but allows to specify a minimum supported version, and throws XIO if the minimum version requirement is not met.
Calls version() internally.
Usage:
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inlineinherited |
Specifies the current class version, which is also the minimum (and therefore only) version accepted (therefore, no need to return a version number).
See above.
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inlineinherited |
Extension of requireVersion() (see above), that additionally signals the reflector that the caller will properly handle a different version than the one it specifies itself.
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inlineinherited |
Extension of requireVersion() (see above), that additionally signals the reflector that the caller will properly handle a different version than it one it specifies itself.
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inlineinherited |
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inlineinherited |
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inlineinherited |
Deprecated 'anonymous' (no type) version().
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inlineinherited |
Deprecated 'anonymous' (no type) requireVersion().
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inlineinherited |
Deprecated 'anonymous' (no type) requireVersion().
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inlineinherited |
implements ReflectorInterface (for documentation see ReflectorInterface)
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inlineprotectedinherited |
"Curiously recurring template pattern" (CRTP).
Safely casts this into Derived. This is safe since when implementing derived class their type is passed as template parameter.
See Wikipedia for more details on CRTP if necessary!
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inlineprotectedinherited |
Invokes this reflector on the specified object.
This is like calling object.reflect(*this). However, this automatically examines if the class T contains a reflect method. In this case it calls the intrusive reflect method, otherwise it uses the non-intrusive reflect method.
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inlineprotectedinherited |
The actual invoke implementation, that may also be overwritten in derived classes to add additional functionality.
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inlineprotectedinherited |
For classes with reflect method call their reflect method directly.
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inlineprotectedinherited |
For classes without reflect method, where we need to look somewhere else to get the information for visiting it.
To do so we call a global non-intrusive reflect-function which must be specialized for the visitor and the member type. This allows non-intrusive reflection. If the non-intrusive reflect method does not exist we will get a compiler error here!
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inlineprotectedinherited |
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inlineinherited |
Specifies the current class version and returns the version found in the data stream.
During serialization (read-only reflector), the specified version usually is stored as class version in the data stream. However, the serialized version can be overridden by setting a specific version for a certain class identifier, using desireClassVersions(). In that case, version() may return a different value than specified, and the class' reflect() method must implement reflection according to that version number. During deserialization (write-only reflector), the reflector reads the version found in the data stream and returns it. Providing the type of the caller enables defining separate version numbers for all base classes of an inherited type. Each class in the inheritance hierarchy can store and retrieve a version number independently of all its bases or sub-classes (assuming reflect() calls the reflect() method of the base class using reflectBase()). The type of the caller is also required to look up whether a specific version is desired (see desireClassVersions()). The sole purpose of the 'caller' parameter is to enable automatic deduction of the template parameter T. It can be omitted when T is given explicitly.
Usage:
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inlineinherited |
Extension of version() (see above), that additionally signals the reflector that the caller will properly handle a different version than the one it specifies itself.
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inlineinherited |
Historically, classes have just been defining their current version themselves during serialization (the case where an object exists and its state is read out and serialized), by calling Reflector::version() with the respective version number parameter.
Different versions of a class were only considered during deserialization (i.e. restoring an object state from serialized data). In some cases it may be desirable, however, to serialize a different version (naturally, this can not be a higher version than the class implementation knows, only lower). This is useful e.g. to ensure serializing data that is compatible with a certain other (older) implementation, thus it can be deserialized by another instance.
For such cases, a mechanism is provided to generally enable requesting a specific version for any class from the reflector. This involves providing a map of class types (type names) to version numbers to the reflector. When a class contained in the map calls version() in its reflect() method, the call shall return the version number from the version map instead of the version number indicated by the class implementation itself. The class serialization must then follow that returned version.
A call to this method will always overwrite any previous setting of desired versions, i.e. the map is not cumulative.
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inlineinherited |
Specifies a class member for reflection/serialization.
For each member its name (as used in XML files, etc) and a comment that describes the member must be specified.
name | The name of the member (as used in XML files) |
member | The member that should be reflected/serialized |
comment | A comment that describes the member |
flags | Flags for controlling the reflection |
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inlineinherited |
Same as above, with an extra parameter for specifying the id explicitly if it differs from name.
(Used by several adapters to STL-containers, etc.)
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inlineinherited |
Same as above, with a special setter method for reading the member.
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inlineinherited |
Same as above, with a special getter and setter accessing the member.
Since both, getter and setter are specified, the member does not need to be specified itself. The full access is done using the accessor methods.
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inlineinherited |
Same as above, where a default value can be specified that is used, if the value is not available in the data source.
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inlineinherited |
Same as above, where a default value can be specified that is used, if the value is not available in the data source.
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inlineinherited |
Same as above, where a default value can be specified that is used, if the value is not available in the data source.
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inlineinherited |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime.
Using the last optional parameter certain "property hints" can be specified
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inlineinherited |
Same as above, with an extra parameter for specifying the id explicitly if it differs from name.
(Used by several adapters to STL-containers, etc.)
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inlineinherited |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime.
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inlineinherited |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime.
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inlineinherited |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime.
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inlineinherited |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime.
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inlineinherited |
Same as the corresponding member-method, to indicate that the member is a property and can be altered at runtime.
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inlineinherited |
A property that just reflects a runtime state of the object and can be displayed but not altered.
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inlineinherited |
Same as above, with an extra parameter for specifying the id explicitly if it differs from name.
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inlineinherited |
Same as above, with a special getter method for reading the member.
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inlineinherited |
If the currently reflected object is an item within a collection, this allows to specify an explicit name for that item.
This currently is interpreted by the PropertySerializer only.
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inlineinherited |
Delegates the serialization/reflection of a member directly to the member.
Must be used with IsTransparentSerializable and is for most advanced users only.
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inlineinherited |
Delegates the serialization/reflection of a member directly to the member.
Must be used with IsTransparentSerializable and is for most advanced users only.
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inlineinherited |
Delegates the serialization/reflection of a member directly to the member.
Must be used with IsTransparentSerializable and is for most advanced users only.
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inlineinherited |
Indicates that the class implements the specified RPC interface.
If you indicate that your class implements the specified interface by calling this method in your reflect method, there is an implicit contract that your class provides all methods that are defined by that interface.
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inlineinherited |
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inlineinherited |
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inlineinherited |
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inlineinherited |
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inlineinherited |
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inlineinherited |
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inlineinherited |
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inlineinherited |
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inherited |
Specifies that the class that is reflected provides a service through the specified static member function or free function.
The method will then be available for RPC calls. For each method its name (used to identify the method in RPC calls) and a comment that describes the method must be specified.
name | The name of the method (used for calling it) |
method | The static member function (or free function) that implements the method |
comment | A comment that describes the method |
paramName | Optional additional argument(s) for the names of the method's parameters |
paramDescription | Optional additional argument(s) for the descriptions of the method's parameters. |
paramSampleValue | Optional additional argument(s) providing a sample value for each parameter. These are not default values, they are only used for documentation purpose, and should mainly serve to illustrate notation. |
The optional parameter documentation arguments must be either a sequence of pairs of const char* values or a sequence of triplets, where each third value is a value of the respective method parameter's type. (name and description must both be provided, for all parameters or for none, and if sample values are to be added, they also need to be added for all parameters).
Examples:
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inherited |
Specifies that the class that is reflected provides a service through the specified non-static member function.
The method will then be available for RPC calls. For each method its name (used to identify the method in RPC calls) and a comment that describes the method must be specified.
name | The name of the method (used for calling it) |
method | The non-static member function (const or non-const) that implements the method |
object | A pointer to the object on which the function is called (usually "this") |
comment | A comment that describes the method |
paramName | Optional additional argument(s) for the names of the method's parameters |
paramDescription | Optional additional argument(s) for the descriptions of the method's parameters. |
paramSampleValue | Optional additional argument(s) providing a sample value for each parameter. |
See above for documentation of optional parameter documentation arguments.
Example:
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inherited |
Specifies that the class that is reflected provides a service through the specified function wrapper.
The method will then be available for RPC calls. For each method its name (used to identify the method in RPC calls) and a comment that describes the method must be specified.
name | The name of the method (used for calling it) |
method | The function wrapper object that implements the method, e.g. created using boost::bind |
comment | A comment that describes the method |
paramName | Optional additional argument(s) for the names of the method's parameters |
paramDescription | Optional additional argument(s) for the descriptions of the method's parameters. |
paramSampleValue | Optional additional argument(s) providing a sample value for each parameter. |
See above for documentation of optional parameter documentation arguments.
Example:
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inlineinherited |
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inlineinherited |
Push the current object tracking memory to an internal stack (backup).
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inlineinherited |
Pop the current object tracking memory from internal stack (restore).
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inlinestaticinherited |
Returns true, if the concrete derived Reflector supports human readable IDs.
The return value of this method is known at compile time and hence the compiler is able to optimize the code depending on that value.
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inlineinherited |
If a reflector requires reflection barriers, preReflect() and postReflect() should be called before/after calling an external method within reflect(), to declare these barriers (such a 'barrier' is just a declaration to the reflector, in fact).
The base implementation is empty and should not actually be called (if a reflector needs these methods, it must provide own definitions).
context | Can be used to provide context, e.g. name of the reflected class or function that is called. How this is used depends on the reflector implementation, e.g. MetaSerializer uses it to generate comments on data elements implicitly defined by preReflect. |
The complete process of calling these methods is wrapped by MIRA_REFLECT_CALL. That macro should be used to simplify handling.
See requireReflectBarriers and ReflectState.
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inlineinherited |
See preReflect for documentation.
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inlinestaticprotectedinherited |
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staticprotected |
Use this when a reflector needs to choose a name for serializing an object.
Internally this is used to recognize it is not a name defined by the reflected object, but by the reflector.