1
2 // Licensed under the Apache License, Version 2.0 (the "License");
3 // you may not use this file except in compliance with the License.
4 // You may obtain a copy of the License at
5 //
6 // http://www.apache.org/licenses/LICENSE-2.0
7 //
8 // Unless required by applicable law or agreed to in writing, software
9 // distributed under the License is distributed on an "AS IS" BASIS,
10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 // See the License for the specific language governing permissions and
12 // limitations under the License.
13 //
14 // Copyright 2005-2010 Google, Inc.
15 // Author: jpr@google.com (Jake Ratkiewicz)
16
17 #include <string>
18
19 #include <fst/arc.h>
20 #include <fst/script/weight-class.h>
21
22 namespace fst {
23 namespace script {
24
25 REGISTER_FST_WEIGHT(StdArc::Weight);
26 REGISTER_FST_WEIGHT(LogArc::Weight);
27 REGISTER_FST_WEIGHT(Log64Arc::Weight);
28
WeightClass(const string & weight_type,const string & weight_str)29 WeightClass::WeightClass(const string &weight_type,
30 const string &weight_str)
31 : element_type_(OTHER) {
32 WeightClassRegister *reg = WeightClassRegister::GetRegister();
33
34 StrToWeightImplBaseT stw = reg->GetEntry(weight_type);
35
36 impl_ = stw(weight_str, "WeightClass", 0);
37 };
38
operator <<(ostream & o,const WeightClass & c)39 ostream& operator << (ostream &o, const WeightClass &c) {
40 c.impl_->Print(&o);
41 return o;
42 }
43
44 } // namespace script
45 } // namespace fst
46