Mercurial > hg > orthanc-databases
annotate Framework/SQLite/SQLiteResult.cpp @ 152:063aa53b5917
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 01 Jul 2020 08:54:32 +0200 |
| parents | 4cd7e45b671e |
| children | 3236894320d6 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "SQLiteResult.h" | |
| 23 | |
| 24 #include "../Common/BinaryStringValue.h" | |
| 25 #include "../Common/Integer64Value.h" | |
| 26 #include "../Common/NullValue.h" | |
| 27 #include "../Common/Utf8StringValue.h" | |
| 28 | |
| 152 | 29 #include <OrthancException.h> |
| 0 | 30 |
| 31 namespace OrthancDatabases | |
| 32 { | |
| 33 SQLiteResult::SQLiteResult(SQLiteStatement& statement) : | |
| 34 statement_(statement) | |
| 35 { | |
| 36 if (statement_.GetObject().ColumnCount() < 0) | |
| 37 { | |
| 38 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 39 } | |
| 40 else | |
| 41 { | |
| 42 SetFieldsCount(statement_.GetObject().ColumnCount()); | |
| 43 } | |
| 44 | |
| 45 done_ = !statement_.GetObject().Step(); | |
| 46 FetchFields(); | |
| 47 } | |
| 48 | |
| 49 | |
| 50 IValue* SQLiteResult::FetchField(size_t index) | |
| 51 { | |
| 52 switch (statement_.GetObject().GetColumnType(index)) | |
| 53 { | |
| 54 case Orthanc::SQLite::COLUMN_TYPE_INTEGER: | |
| 55 return new Integer64Value(statement_.GetObject().ColumnInt64(index)); | |
| 56 | |
| 57 case Orthanc::SQLite::COLUMN_TYPE_TEXT: | |
| 58 return new Utf8StringValue(statement_.GetObject().ColumnString(index)); | |
| 59 | |
| 60 case Orthanc::SQLite::COLUMN_TYPE_BLOB: | |
| 61 return new BinaryStringValue(statement_.GetObject().ColumnString(index)); | |
| 62 | |
| 63 case Orthanc::SQLite::COLUMN_TYPE_NULL: | |
| 64 return new NullValue; | |
| 65 | |
| 66 case Orthanc::SQLite::COLUMN_TYPE_FLOAT: | |
| 67 default: | |
| 68 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); | |
| 69 } | |
| 70 } | |
| 71 | |
| 72 | |
| 73 void SQLiteResult::Next() | |
| 74 { | |
| 75 if (done_) | |
| 76 { | |
| 77 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 78 } | |
| 79 else | |
| 80 { | |
| 81 done_ = !statement_.GetObject().Step(); | |
| 82 FetchFields(); | |
| 83 } | |
| 84 } | |
| 85 } |