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/*
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Licensed to the Software Freedom Conservancy (SFC) under one
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or more contributor license agreements. See the NOTICE file
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distributed with this work for additional information
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regarding copyright ownership. The SFC licenses this file
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to you under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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     http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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Author: [email protected]
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*/
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#ifndef IMEUTILS_H_
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#define IMEUTILS_H_
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#include <string>
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#include <map>
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// A macro to disallow the copy constructor and operator= functions.
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#define DISALLOW_COPY_AND_ASSIGN(TypeName) \
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TypeName(const TypeName&);                 \
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void operator=(const TypeName&)
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class ImeUtils {
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 public:
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  virtual ~ImeUtils() {}
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  std::string GetNextCandidateKeyForEngine(std::string engine) const {
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    std::string key = "";
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    std::map<std::string, std::string>::const_iterator it;
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    if ((it = kNextCandidateKeysMap.find(engine)) !=
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         kNextCandidateKeysMap.end()) {
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      key = it->second;
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    }
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    return key;
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  }
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 protected:
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  ImeUtils() {}
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  std::map<std::string, std::string> kNextCandidateKeysMap;
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};
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#endif  // IMEUTILS_H_
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