text: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements. See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership. The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License. You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied. See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  
  #ifndef _THRIFT_TAPPLICATIONEXCEPTION_H_
  #define _THRIFT_TAPPLICATIONEXCEPTION_H_ 1
  
  #include <thrift/Thrift.h>
  
  namespace apache {
  namespace thrift {
  
  namespace protocol {
  class TProtocol;
  }
  
  class TApplicationException : public TException {
  public:
    /**
     * Error codes for the various types of exceptions.
     */
    enum TApplicationExceptionType {
      UNKNOWN = 0,
      UNKNOWN_METHOD = 1,
      INVALID_MESSAGE_TYPE = 2,
      WRONG_METHOD_NAME = 3,
      BAD_SEQUENCE_ID = 4,
      MISSING_RESULT = 5,
      INTERNAL_ERROR = 6,
      PROTOCOL_ERROR = 7,
      INVALID_TRANSFORM = 8,
      INVALID_PROTOCOL = 9,
      UNSUPPORTED_CLIENT_TYPE = 10,
      LOADSHEDDING = 11,
      TIMEOUT = 12,
      INJECTED_FAILURE = 13
    };
  
    TApplicationException() : TException(), type_(UNKNOWN) {}
  
    TApplicationException(TApplicationExceptionType type) : TException(), type_(type) {}
  
    TApplicationException(const std::string& message) : TException(message), type_(UNKNOWN) {}
  
    TApplicationException(TApplicationExceptionType type, const std::string& message)
      : TException(message), type_(type) {}
  
    virtual ~TApplicationException() throw() {}
  
    /**
     * Returns an error code that provides information about the type of error
     * that has occurred.
     *
     * @return Error code
     */
    TApplicationExceptionType getType() const { return type_; }
  
    virtual const char* what() const throw() {
      if (message_.empty()) {
        switch (type_) {
        case UNKNOWN:
          return "TApplicationException: Unknown application exception";
        case UNKNOWN_METHOD:
          return "TApplicationException: Unknown method";
        case INVALID_MESSAGE_TYPE:
          return "TApplicationException: Invalid message type";
        case WRONG_METHOD_NAME:
          return "TApplicationException: Wrong method name";
        case BAD_SEQUENCE_ID:
          return "TApplicationException: Bad sequence identifier";
        case MISSING_RESULT:
          return "TApplicationException: Missing result";
        case INTERNAL_ERROR:
          return "TApplicationException: Internal error";
        case PROTOCOL_ERROR:
          return "TApplicationException: Protocol error";
        case INVALID_TRANSFORM:
          return "TApplicationException: Invalid transform";
        case INVALID_PROTOCOL:
          return "TApplicationException: Invalid protocol";
        case UNSUPPORTED_CLIENT_TYPE:
          return "TApplicationException: Unsupported client type";
        case LOADSHEDDING:
          return "TApplicationException: Loadshedding";
        case TIMEOUT:
          return "TApplicationException: Timeout";
        case INJECTED_FAILURE:
          return "TApplicationException: Injected failure";
        default:
          return "TApplicationException: (Invalid exception type)";
        };
      } else {
        return message_.c_str();
      }
    }
  
    uint32_t read(protocol::TProtocol* iprot);
    uint32_t write(protocol::TProtocol* oprot) const;
  
  protected:
    /**
     * Error code
     */
    TApplicationExceptionType type_;
  };
  }
  } // apache::thrift
  
  #endif // #ifndef _THRIFT_TAPPLICATIONEXCEPTION_H_
  