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104 lines
3.1 KiB
104 lines
3.1 KiB
/*
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* Licensed to the Apache Software Foundation (ASF) 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 ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#ifndef _THRIFT_PROTOCOL_TPROTOCOLEXCEPTION_H_
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#define _THRIFT_PROTOCOL_TPROTOCOLEXCEPTION_H_ 1
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#include <string>
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namespace apache { namespace thrift { namespace protocol {
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/**
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* Class to encapsulate all the possible types of protocol errors that may
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* occur in various protocol systems. This provides a sort of generic
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* wrapper around the shitty UNIX E_ error codes that lets a common code
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* base of error handling to be used for various types of protocols, i.e.
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* pipes etc.
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*
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*/
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class TProtocolException : public apache::thrift::TLibraryException {
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public:
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/**
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* Error codes for the various types of exceptions.
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*/
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enum TProtocolExceptionType
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{ UNKNOWN = 0
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, INVALID_DATA = 1
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, NEGATIVE_SIZE = 2
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, SIZE_LIMIT = 3
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, BAD_VERSION = 4
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, NOT_IMPLEMENTED = 5
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};
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TProtocolException() :
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apache::thrift::TLibraryException(),
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type_(UNKNOWN) {}
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TProtocolException(TProtocolExceptionType type) :
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apache::thrift::TLibraryException(),
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type_(type) {}
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TProtocolException(const std::string& message) :
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apache::thrift::TLibraryException(message),
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type_(UNKNOWN) {}
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TProtocolException(TProtocolExceptionType type, const std::string& message) :
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apache::thrift::TLibraryException(message),
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type_(type) {}
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virtual ~TProtocolException() throw() {}
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/**
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* Returns an error code that provides information about the type of error
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* that has occurred.
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*
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* @return Error code
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*/
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TProtocolExceptionType getType() {
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return type_;
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}
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virtual const char* what() const throw() {
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if (message_.empty()) {
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switch (type_) {
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case UNKNOWN : return "TProtocolException: Unknown protocol exception";
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case INVALID_DATA : return "TProtocolException: Invalid data";
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case NEGATIVE_SIZE : return "TProtocolException: Negative size";
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case SIZE_LIMIT : return "TProtocolException: Exceeded size limit";
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case BAD_VERSION : return "TProtocolException: Invalid version";
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case NOT_IMPLEMENTED : return "TProtocolException: Not implemented";
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default : return "TProtocolException: (Invalid exception type)";
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}
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} else {
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return message_.c_str();
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}
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}
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protected:
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/**
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* Error code
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*/
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TProtocolExceptionType type_;
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};
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}}} // apache::thrift::protocol
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#endif // #ifndef _THRIFT_PROTOCOL_TPROTOCOLEXCEPTION_H_
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