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#include "ff_factory.h"
#include "ff.h"
#include "stringlib.h"
#include <stdexcept>
using boost::shared_ptr;
using namespace std;
// global ff registry
FFRegistry ff_registry;
UntypedFactory::~UntypedFactory() { }
void UntypedFactoryRegistry::clear() {
reg_.clear();
}
bool UntypedFactoryRegistry::have(std::string const& ffname) {
return reg_.find(ffname)!=reg_.end();
}
void UntypedFactoryRegistry::DisplayList() const {
for (Factmap::const_iterator it = reg_.begin();
it != reg_.end(); ++it) {
cerr << " " << it->first << endl;
}
}
string UntypedFactoryRegistry::usage(string const& ffname,bool params,bool verbose) const {
Factmap::const_iterator it = reg_.find(ffname);
return it == reg_.end()
? "Unknown feature " + ffname
: it->second->usage(params,verbose);
}
void UntypedFactoryRegistry::Register(const string& ffname, UntypedFactory* factory) {
if (reg_.find(ffname) != reg_.end()) {
cerr << "Duplicate registration of FeatureFunction with name " << ffname << "!\n";
abort();
}
reg_[ffname].reset(factory);
}
void UntypedFactoryRegistry::Register(UntypedFactory* factory) {
Register(factory->usage(false,false),factory);
}
void ff_usage(std::string const& n,std::ostream &out) {
bool have=ff_registry.have(n);
if (have)
out << "FF " << ff_registry.usage(n,true,true) << endl;
else {
cerr << "Unknown feature: " << n << endl;
abort();
}
}
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