dynamic fsa ff, factory for fsa and ff shares code, factory moved to ff_factory.cc

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@483 ec762483-ff6d-05da-a07a-a48fb63a330f

1 files changed, 47 insertions, 33 deletions

diff --git a/decoder/ff_factory.cc b/decoder/ff_factory.cc
index 88991fbf..b3aeeac1 100644
--- a/decoder/ff_factory.cc
+++ b/decoder/ff_factory.cc
@@ -6,49 +6,42 @@
 using boost::shared_ptr;
 using namespace std;
 
-FFFactoryBase::~FFFactoryBase() {}
+UntypedFactory::~UntypedFactory() {  }
 
-void FFRegistry::DisplayList() const {
-  for (map<string, shared_ptr<FFFactoryBase> >::const_iterator it = reg_.begin();
+namespace {
+std::string const& debug_pre="debug";
+}
+
+void UntypedFactoryRegistry::clear() {
+  reg_.clear();
+}
+
+bool UntypedFactoryRegistry::parse_debug(std::string & param) {
+  int pl=debug_pre.size();
+  bool space=false;
+  std::string p=param;
+  bool debug=match_begin(p,debug_pre)&&
+    (p.size()==pl || (space=(p[pl]==' ')));
+  if (debug)
+    p.erase(0,debug_pre.size()+space);
+  return debug;
+}
+
+void UntypedFactoryRegistry::DisplayList() const {
+  for (Factmap::const_iterator it = reg_.begin();
        it != reg_.end(); ++it) {
     cerr << "  " << it->first << endl;
   }
 }
 
-string FFRegistry::usage(string const& ffname,bool params,bool verbose) const {
-  map<string, shared_ptr<FFFactoryBase> >::const_iterator it = reg_.find(ffname);
+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);
 }
 
-namespace {
-std::string const& debug_pre="debug";
-}
-
-shared_ptr<FeatureFunction> FFRegistry::Create(const string& ffname, const string& param) const {
-  map<string, shared_ptr<FFFactoryBase> >::const_iterator it = reg_.find(ffname);
-  shared_ptr<FeatureFunction> res;
-  if (it == reg_.end()) {
-    cerr << "I don't know how to create feature " << ffname << endl;
-  } else {
-    int pl=debug_pre.size();
-    bool space=false;
-    std::string p=param;
-    bool debug=match_begin(p,debug_pre)&&
-      (p.size()==pl || (space=(p[pl]==' ')));
-    if (debug) {
-      p.erase(0,debug_pre.size()+space);
-      cerr<<"debug enabled for "<<ffname<< " - remaining options: '"<<p<<"'\n";
-    }
-    res = it->second->Create(p);
-    res->name=ffname;
-    res->debug_=debug;
-  }
-  return res;
-}
-
-void FFRegistry::Register(const string& ffname, FFFactoryBase* factory) {
+void UntypedFactoryRegistry::Register(const string& ffname, UntypedFactory* factory) {
   if (reg_.find(ffname) != reg_.end()) {
     cerr << "Duplicate registration of FeatureFunction with name " << ffname << "!\n";
     abort();
@@ -57,7 +50,28 @@ void FFRegistry::Register(const string& ffname, FFFactoryBase* factory) {
 }
 
 
-void FFRegistry::Register(FFFactoryBase* factory)
+void UntypedFactoryRegistry::Register(UntypedFactory* factory)
 {
   Register(factory->usage(false,false),factory);
 }
+
+
+/*FIXME: I want these to go in ff_factory.cc, but extern etc. isn't workign right:
+  ../decoder/libcdec.a(ff_factory.o): In function `~UntypedFactory':
+/nfs/topaz/graehl/ws10smt/decoder/ff_factory.cc:9: multiple definition of `global_ff_registry'
+mr_vest_generate_mapper_input.o:/nfs/topaz/graehl/ws10smt/vest/mr_vest_generate_mapper_input.cc:307: first defined here
+*/
+FsaFFRegistry fsa_ff_registry;
+FFRegistry ff_registry;
+
+/*
+namespace {
+struct null_deleter
+{
+  template <class F>
+  void operator()(F const& f) const {  }
+};
+
+boost::shared_ptr<FsaFFRegistry> global_fsa_ff_registry(&fsa_ff_registry,null_deleter());
+boost::shared_ptr<FFRegistry> global_ff_registry(&ff_registry,null_deleter());
+*/