evals that can throw exceptions

eo/src/eoEvalTimeThrowException.h

@@ -0,0 +1,47 @@
+/* 
+(c) Thales group, 2010
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation;
+    version 2 of the License.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+Contact: http://eodev.sourceforge.net
+
+Authors: 
+Johann Dréo <johann.dreo@thalesgroup.com>
+*/
+
+#include <ctime>
+
+#include <eoExceptions.h>
+
+template< class EOT >
+class eoEvalTimeThrowException : public eoEvalFuncCounter< EOT >
+{
+public:
+    eoEvalTimeThrowException( eoEvalFunc<EOT> & func, time_t max ) : _max(max), _start( std::time(NULL) ), eoEvalFuncCounter<EOT>( func, "Eval.") {}
+
+    virtual bool operator() (const eoPop < EOT > & _pop)
+    {
+        time_t elapsed = static_cast<time_t>( std::difftime( std::time(NULL) , _start ) );
+
+        if( elapsed >= _max ) {
+                throw eoMaxTimeException(elapsed);
+        }
+    }
+
+protected:
+    time_t _max;
+
+    time_t _start;
+};