Mercurial > hg > orthanc-webviewer
diff Orthanc/Core/SQLite/FunctionContext.cpp @ 25:15acbf5e7545
refactoring
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 02 Jun 2015 11:16:30 +0200 |
parents | |
children | 64ce5bb00a56 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Orthanc/Core/SQLite/FunctionContext.cpp Tue Jun 02 11:16:30 2015 +0200 @@ -0,0 +1,125 @@ +/** + * Orthanc - A Lightweight, RESTful DICOM Store + * + * Copyright (C) 2012-2015 Sebastien Jodogne <s.jodogne@gmail.com>, + * Medical Physics Department, CHU of Liege, Belgium + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of the CHU of Liege, nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + **/ + + +#if ORTHANC_SQLITE_STANDALONE != 1 +#include "../PrecompiledHeaders.h" +#endif + +#include "FunctionContext.h" +#include "OrthancSQLiteException.h" + +#include <sqlite3.h> + +namespace Orthanc +{ + namespace SQLite + { + FunctionContext::FunctionContext(struct sqlite3_context* context, + int argc, + struct ::Mem** argv) + { + assert(context != NULL); + assert(argc >= 0); + assert(argv != NULL); + + context_ = context; + argc_ = static_cast<unsigned int>(argc); + argv_ = argv; + } + + void FunctionContext::CheckIndex(unsigned int index) const + { + if (index >= argc_) + { + throw OrthancSQLiteException("Parameter out of range"); + } + } + + ColumnType FunctionContext::GetColumnType(unsigned int index) const + { + CheckIndex(index); + return static_cast<SQLite::ColumnType>(sqlite3_value_type(argv_[index])); + } + + int FunctionContext::GetIntValue(unsigned int index) const + { + CheckIndex(index); + return sqlite3_value_int(argv_[index]); + } + + int64_t FunctionContext::GetInt64Value(unsigned int index) const + { + CheckIndex(index); + return sqlite3_value_int64(argv_[index]); + } + + double FunctionContext::GetDoubleValue(unsigned int index) const + { + CheckIndex(index); + return sqlite3_value_double(argv_[index]); + } + + std::string FunctionContext::GetStringValue(unsigned int index) const + { + CheckIndex(index); + return std::string(reinterpret_cast<const char*>(sqlite3_value_text(argv_[index]))); + } + + bool FunctionContext::IsNullValue(unsigned int index) const + { + CheckIndex(index); + return sqlite3_value_type(argv_[index]) == SQLITE_NULL; + } + + void FunctionContext::SetNullResult() + { + sqlite3_result_null(context_); + } + + void FunctionContext::SetIntResult(int value) + { + sqlite3_result_int(context_, value); + } + + void FunctionContext::SetDoubleResult(double value) + { + sqlite3_result_double(context_, value); + } + + void FunctionContext::SetStringResult(const std::string& str) + { + sqlite3_result_text(context_, str.data(), str.size(), SQLITE_TRANSIENT); + } + } +}