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E:/Projetos_Primeiro_Semestre_2012/TerraView/terralib/src/terralib/kernel/TeQuerierDBStr2.h
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    00001 /************************************************************************************
    00002 TerraLib - a library for developing GIS applications.
    00003 Copyright © 2001-2007 INPE and Tecgraf/PUC-Rio.
    00004
    00005 This code is part of the TerraLib library.
    00006 This library is free software; you can redistribute it and/or
    00007 modify it under the terms of the GNU Lesser General Public
    00008 License as published by the Free Software Foundation; either
    00009 version 2.1 of the License, or (at your option) any later version.
    00010
    00011 You should have received a copy of the GNU Lesser General Public
    00012 License along with this library.
    00013
    00014 The authors reassure the license terms regarding the warranties.
    00015 They specifically disclaim any warranties, including, but not limited to,
    00016 the implied warranties of merchantability and fitness for a particular purpose.
    00017 The library provided hereunder is on an "as is" basis, and the authors have no
    00018 obligation to provide maintenance, support, updates, enhancements, or modifications.
    00019 In no event shall INPE and Tecgraf / PUC-Rio be held liable to any party for direct,
    00020 indirect, special, incidental, or consequential damages arising out of the use
    00021 of this library and its documentation.
    00022 *************************************************************************************/
    00028 #ifndef  __TERRALIB_INTERNAL_QUERIER_DBSTR2_H
    00029 #define  __TERRALIB_INTERNAL_QUERIER_DBSTR2_H
    00030
    00031 #include "TeQuerierDB.h"
    00032 #include "TeTemporalSeries.h"
    00033
    00048 class TL_DLL TeQuerierDBStr2: public TeQuerierDB
    00049 {
    00050 private:
    00051            int                                         timeFramePortal_;  // the time frame appointed by the portal
    00052            TeTSEntry             TSEntry_;
    00053
    00054            /* @name Internal functions to initialize portals */
    00056            bool initPortal(TeTSEntry* ent=0);
    00058
    00060            bool fillSTO(TeSTInstance& sto);
    00061
    00062 public:
    00064            TeQuerierDBStr2(TeQuerierParams* params):
    00065                       TeQuerierDB(params),
    00066                       timeFramePortal_(-1)
    00067            {}
    00068
    00070            bool loadInstances(TeTSEntry* ent=0);
    00071
    00073            bool fetchInstance(TeSTInstance&  sto);
    00074
    00076            int  numElemInstances();
    00077 };
    00078
    00085 class TL_DLL TeQuerierDBStr2Factory : public TeQuerierImplFactory
    00086 {
    00087 public:
    00089            TeQuerierDBStr2Factory(const string& name) : TeQuerierImplFactory(name) {}
    00090
    00092            virtual TeQuerierImpl* build (const TeQuerierParams& arg)
    00093            {
    00094                       TeQuerierParams* tempArg = new TeQuerierParams();
    00095                       *tempArg = arg;
    00096                       return new TeQuerierDBStr2(tempArg);
    00097            }
    00098 };
    00099
    00101 namespace
    00102 {
    00103   static TeQuerierDBStr2Factory querierDBStr2("querierDBStr2");
    00104 };
    00105
    00106 #endif

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