Update of /cvsroot/csp/APPLICATIONS/SimData/Include/SimData
In directory sc8-pr-cvs1:/tmp/cvs-serv20520/Include/SimData
Modified Files:
Tag: simdata
ObjectInterface.h
Log Message:
added (experimental) simulated partial template specialization for win32 (vc++)
Index: ObjectInterface.h
===================================================================
RCS file: /cvsroot/csp/APPLICATIONS/SimData/Include/SimData/Attic/ObjectInterface.h,v
retrieving revision 1.1.2.3
retrieving revision 1.1.2.4
diff -C2 -d -r1.1.2.3 -r1.1.2.4
*** ObjectInterface.h 20 Jan 2003 05:53:12 -0000 1.1.2.3
--- ObjectInterface.h 20 Jan 2003 06:46:35 -0000 1.1.2.4
***************
*** 47,50 ****
--- 47,122 ----
+ /*
+ * Simulated Partial Template Specialization
+ *
+ * Adapted from: metactrl.h
+ * by Krzysztof Czarnecki & Ulrich Eisenecker
+ */
+
+ /* The following functions come from chapter 10 of the indispensable book
+ * Generative Programming by Krzysztof Czarnecki & Ulrich Eisenecker
+ * (C) Copyright Krzysztof Czarnecki & Ulrich Eisenecker 1998-2000.
+ * Permission to copy, use, modify, sell and distribute this software is
+ * granted provided this copyright notice appears in all copies. In case of
+ * modification, the modified files should carry a notice stating that
+ * you changed the files.
+ * This software is provided "as is" without express or implied
+ * warranty, and with no claim as to its suitability for any purpose.
+ */
+
+ #ifdef WIN32
+ #define __PTS_SIM__
+ #endif
+
+ #ifdef __PTS_SIM__
+
+ namespace PTS {
+
+ template <typename T>
+ char IsVector(std::vector<T> const); // no implementation is required
+
+ int IsVector(...); // no implementation is required
+
+ template <class T>
+ struct ISVECTOR {
+ enum { RET = (sizeof(IsVector(*(T*)0)) == 1) };
+ };
+
+ struct SelectThen
+ { template<class Then, class Else>
+ struct Result
+ { typedef Then RET;
+ };
+ }; // end SelectThen
+
+ struct SelectElse
+ { template<class Then, class Else>
+ struct Result
+ { typedef Else RET;
+ };
+ }; // end SelectElse
+
+ template<bool Condition>
+ struct Selector {
+ }; // end Selector
+
+ template<>
+ struct Selector<true>
+ { typedef SelectThen RET;
+ }; // end Selector<false>
+
+ template<>
+ struct Selector<false>
+ { typedef SelectElse RET;
+ }; // end Selector<false>
+ }
+
+ #define MEMBERACCESSOR(C, T) \
+ (typename PTS::Selector<PTS::ISVECTOR<T>::RET>::RET\
+ ::Result<VectorMemberAccessor<C, T>, MemberAccessor<C, T> >::RET)
+
+ #endif // __PTS_SIM__
+
+
/**
* class MemberAccessorBase - Base class for storing and accessing member
***************
*** 133,136 ****
--- 205,259 ----
* @author Mark Rose <mr...@st...>
*/
+ #ifdef __PTS_SIM__
+ template <class C, typename T>
+ class VectorMemberAccessor: public MemberAccessorBase
+ {
+ T C::* member;
+ public:
+ VectorMemberAccessor(T C::*pm, std::string name_, bool required_) {
+ member = pm;
+ name = name_;
+ required = required_;
+ }
+ virtual void push_back(Object *o, TypeAdapter const &v) throw(TypeMismatch) {
+ C * object = dynamic_cast<C *>(o);
+ if (object == NULL) {
+ throw TypeMismatch("push_back(\"" + name + "\"): Object class does not match interface.");
+ }
+ typename T::value_type value;
+ v.set(value);
+ (object->*member).push_back(value);
+ }
+ virtual void clear(Object *o) throw(TypeMismatch) {
+ C * object = dynamic_cast<C *>(o);
+ if (object == NULL) {
+ throw TypeMismatch("push_back(\"" + name + "\"): Object class does not match interface.");
+ }
+ (object->*member).clear();
+ }
+ virtual void pack(Object *o, Packer &p) const {
+ C * object = dynamic_cast<C *>(o);
+ T &m = object->*member;
+ p.pack(m.size());
+ typename T::iterator idx;
+ for (idx = m.begin(); idx != m.end(); idx++) {
+ p.pack(*idx);
+ }
+ }
+ virtual void unpack(Object *, UnPacker &p) {
+ C * object = dynamic_cast<C *>(o);
+ T &m = object->*member;
+ typename T::value_type temp;
+ int n;
+ p.unpack(n);
+ while (n-- > 0) {
+ p.unpack(temp);
+ m.push_back(temp);
+ }
+ }
+ };
+
+ #else
+
template <class C, typename T>
class MemberAccessor< C, std::vector<T> >: public MemberAccessorBase
***************
*** 181,184 ****
--- 304,308 ----
}
};
+ #endif
***************
*** 244,248 ****
--- 368,376 ----
Self& def(const char *name, T C::*pm, bool required) throw(InterfaceError) {
if (variableExists(name)) throw InterfaceError("interface variable \"" + std::string(name) + "\" multiply defined.");
+ #ifdef __PTS_SIM__
+ table[name] = new MEMBERACCESSOR(C, T)(pm, name, required);
+ #else
table[name] = new MemberAccessor<C, T>(pm, name, required);
+ #endif
return *this;
}
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