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      1 /*
      2  * Copyright (C) 2014 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #include "utils/command_utils.h"
     18 
     19 #include <cstdio>
     20 
     21 #include "command_executors/diff_executor.h"
     22 #include "command_executors/header_executor.h"
     23 #include "command_executors/help_executor.h"
     24 #include "command_executors/info_executor.h"
     25 #include "command_executors/makedict_executor.h"
     26 
     27 namespace latinime {
     28 namespace dicttoolkit {
     29 
     30 /* static */ CommandType CommandUtils::getCommandType(const std::string &commandName) {
     31     if (commandName == InfoExecutor::COMMAND_NAME) {
     32         return CommandType::Info;
     33     } else if (commandName == DiffExecutor::COMMAND_NAME) {
     34         return CommandType::Diff;
     35     } else if (commandName == MakedictExecutor::COMMAND_NAME) {
     36         return CommandType::Makedict;
     37     } else if (commandName == HeaderExecutor::COMMAND_NAME) {
     38         return CommandType::Header;
     39     } else if (commandName == HelpExecutor::COMMAND_NAME) {
     40         return CommandType::Help;
     41     } else {
     42         return CommandType::Unknown;
     43     }
     44 }
     45 
     46 /* static */ void CommandUtils::printCommandUnknownMessage(const std::string &programName,
     47         const std::string &commandName) {
     48     fprintf(stderr, "Command '%s' is unknown. Try '%s %s' for more information.\n",
     49             commandName.c_str(), programName.c_str(), HelpExecutor::COMMAND_NAME);
     50 }
     51 
     52 /* static */ std::function<int(int, char **)> CommandUtils::getCommandExecutor(
     53         const CommandType commandType) {
     54     switch (commandType) {
     55         case CommandType::Info:
     56             return InfoExecutor::run;
     57         case CommandType::Diff:
     58             return DiffExecutor::run;
     59         case CommandType::Makedict:
     60             return MakedictExecutor::run;
     61         case CommandType::Header:
     62             return HeaderExecutor::run;
     63         case CommandType::Help:
     64             return HelpExecutor::run;
     65         default:
     66             return [] (int, char **) -> int {
     67                 printf("Command executor not found.");
     68                 return 1;
     69             };
     70     }
     71 }
     72 
     73 } // namespace dicttoolkit
     74 } // namespace latinime
     75