G(arbage) C(ollected) X(Query) Engine: value.h Source File

00001 
00002 /*
00003  | Author: Michael Schmidt;
00004  |         Gunnar Jehl 
00005  |
00006  | ************************* SOFTWARE LICENSE AGREEMENT ***********************
00007  | This source code is published under the BSD License.
00008  |
00009  | See file 'LICENSE.txt' that comes with this distribution or
00010  | http://dbis.informatik.uni-freiburg.de/index.php?project=GCX/license.php
00011  | for the full license agreement.
00012  |
00013  | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00014  | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00015  | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00016  | ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
00017  | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
00018  | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
00019  | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00020  | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
00021  | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
00022  | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00023  | POSSIBILITY OF SUCH DAMAGE.
00024  | ****************************************************************************
00025 */
00026 
00035 #ifndef VALUE_H
00036 #define VALUE_H
00037 
00038 #include "typeenums.h"
00039 #include "miscfunctions.h"
00040 
00054 struct Value {
00055 
00059     Value();
00060 
00065     Value(const char *_str_val);
00066 
00071      Value(long double _num_val);
00072 
00076      virtual ~ Value();
00077 
00083     inline const char *getStrVal() {
00084         return str_val;
00085     } inline long double getNumVal() {
00093         switch (type) {
00094             case xsd_numeric:
00095                 return num_val;
00096             case xsd_string:
00097                 return MiscFunctions::getNumericFromString(str_val);
00098             default:
00099                 return 0;       // should never happen
00100         }
00101     }
00102 
00109     inline VALUE_TYPE getType() {
00110         return type;
00111     }
00112 
00120     void setStrVal(const char *_str_val);
00121 
00129     void setNumVal(long double _num_val);
00130 
00136     void reset();
00137 
00142     const char *str_val;
00143 
00148     long double num_val;
00149 
00154     VALUE_TYPE type;
00155 };
00156 
00157 #endif // VALUE_H