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Feat[Storagetool]: Add searching by record sequence numbers and offse…
…ts (#508) Signed-off-by: Alexander Ivanov <[email protected]>
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src/applications/bmqstoragetool/m_bmqstoragetool_compositesequencenumber.cpp
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| // Copyright 2014-2023 Bloomberg Finance L.P. | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
| // | ||
| // Licensed 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. | ||
|
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| // bmqstoragetool | ||
| #include <m_bmqstoragetool_compositesequencenumber.h> | ||
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| // BDE | ||
| #include <bdlb_print.h> | ||
| #include <bsl_stdexcept.h> | ||
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| namespace BloombergLP { | ||
| namespace m_bmqstoragetool { | ||
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| // ============================= | ||
| // class CompositeSequenceNumber | ||
| // ============================= | ||
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| CompositeSequenceNumber::CompositeSequenceNumber() | ||
| : d_leaseId(0) | ||
| , d_seqNumber(0) | ||
| , d_isSet(false) | ||
| { | ||
| // NOTHING | ||
| } | ||
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| CompositeSequenceNumber::CompositeSequenceNumber( | ||
| const unsigned int leaseId, | ||
| const bsls::Types::Uint64 sequenceNumber) | ||
| : d_leaseId(leaseId) | ||
| , d_seqNumber(sequenceNumber) | ||
| { | ||
| BSLS_ASSERT(d_leaseId > 0 && d_seqNumber > 0); | ||
| d_isSet = d_leaseId > 0 && d_seqNumber > 0; | ||
| } | ||
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| CompositeSequenceNumber& | ||
| CompositeSequenceNumber::fromString(bsl::ostream& errorDescription, | ||
| const bsl::string& seqNumString) | ||
| { | ||
| d_isSet = false; | ||
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| if (seqNumString.empty()) { | ||
| errorDescription << "Invalid input: empty string."; | ||
| return *this; // RETURN | ||
| } | ||
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| // Find the position of the separator | ||
| const size_t separatorPos = seqNumString.find('-'); | ||
| if (separatorPos == bsl::string::npos) { | ||
| errorDescription << "Invalid format: no '-' separator found."; | ||
| return *this; // RETURN | ||
| } | ||
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| // Extract parts | ||
| const bsl::string firstPart = seqNumString.substr(0, separatorPos); | ||
| const bsl::string secondPart = seqNumString.substr(separatorPos + 1); | ||
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| // Convert parts to numbers | ||
| try { | ||
| size_t posFirst, posSecond; | ||
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| unsigned long uLong = bsl::stoul(firstPart, &posFirst); | ||
| d_seqNumber = bsl::stoul(secondPart, &posSecond); | ||
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| if (posFirst != firstPart.size() || posSecond != secondPart.size()) { | ||
| throw bsl::invalid_argument(""); // THROW | ||
| } | ||
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| d_leaseId = static_cast<unsigned int>(uLong); | ||
| if (uLong != d_leaseId) { | ||
| throw bsl::out_of_range(""); // THROW | ||
| } | ||
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| if (d_leaseId == 0 || d_seqNumber == 0) { | ||
| errorDescription << "Invalid input: zero values encountered."; | ||
| return *this; // RETURN | ||
| } | ||
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| d_isSet = true; | ||
| } | ||
| catch (const bsl::invalid_argument& e) { | ||
| errorDescription << "Invalid input: non-numeric values encountered."; | ||
| } | ||
| catch (const bsl::out_of_range& e) { | ||
| errorDescription << "Invalid input: number out of range."; | ||
| } | ||
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| return *this; | ||
| } | ||
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| bsl::ostream& CompositeSequenceNumber::print(bsl::ostream& stream, | ||
| int level, | ||
| int spacesPerLevel) const | ||
| { | ||
| if (stream.bad()) { | ||
| return stream; // RETURN | ||
| } | ||
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| bdlb::Print::indent(stream, level, spacesPerLevel); | ||
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| if (isSet()) { | ||
| stream << "leaseId: " << leaseId() | ||
| << ", sequenceNumber: " << sequenceNumber(); | ||
| } | ||
| else { | ||
| stream << "** UNSET **"; | ||
| } | ||
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| if (spacesPerLevel >= 0) { | ||
| stream << '\n'; | ||
| } | ||
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| return stream; | ||
| } | ||
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| } // close package namespace | ||
| } // close enterprise namespace |
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