Added exmaple file

examples/wells_example.cpp

@@ -0,0 +1,27 @@
+#include <iostream>
+#include <opm/core/eclipse/EclipseGridParser.hpp>
+#include <opm/core/utility/parameters/ParameterGroup.hpp>
+#include <opm/core/WellsManager.hpp>
+#include <opm/core/GridManager.hpp>
+
+#include "opm/core/newwells.h"
+
+int main(int argc, char** argv) {
+
+    using namespace Opm::parameter;
+    using namespace Opm;
+    ParameterGroup parameters( argc, argv, false );
+    std::string file_name = parameters.getDefault<std::string>("inputdeck", "data.data");
+    
+    // Read input file
+    EclipseGridParser parser(file_name);
+    std::cout << "Done!" << std::endl;
+    // Setup grid
+    GridManager grid(parser);
+    
+    // Finally handle the wells
+    WellsManager wells(parser, *grid.c_grid(), NULL);
+    
+    return 0;
+}
+

opm/core/WellsManager.hpp

@@ -20,7 +20,7 @@
 #ifndef OPM_WELLSMANAGER_HEADER_INCLUDED
 #define OPM_WELLSMANAGER_HEADER_INCLUDED
 
-
+#include <boost/property_tree/ptree.hpp>
 
 struct Wells;
 struct UnstructuredGrid;
@@ -63,6 +63,8 @@ namespace Opm
 	WellsManager& operator=(const WellsManager& other);
 	// The managed Wells.
 	Wells* w_;
+
+        boost::property_tree groups_;
     };
 
 } // namespace Opm

opm/core/newwells.h

@@ -25,7 +25,7 @@ extern "C" {
 #endif
 
 enum well_type         { INJECTOR, PRODUCER };
-enum control_type      { BHP     , RATE, GRUP     };
+enum control_type      { BHP     , RATE     };
 enum surface_component { WATER = 0, OIL = 1, GAS = 2 };