/*
* Copyright 2014 (C) Tom Parker <thpr@users.sourceforge.net>
*
* 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; either version 2.1 of the License, or (at your option)
* any later version.
*
* 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
*/
package pcgen.rules.persistence.token;
import pcgen.base.calculation.BasicCalculation;
import pcgen.base.calculation.CalculationModifier;
import pcgen.base.calculation.FormulaCalculation;
import pcgen.base.calculation.NEPCalculation;
import pcgen.base.calculation.PCGenModifier;
import pcgen.base.formula.base.FormulaManager;
import pcgen.base.formula.base.LegalScope;
import pcgen.base.formula.base.ManagerFactory;
import pcgen.base.formula.inst.NEPFormula;
import pcgen.base.util.FormatManager;
import pcgen.cdom.base.FormulaFactory;
import pcgen.cdom.content.ProcessCalculation;
public abstract class AbstractNumberModifierFactory<T> implements
ModifierFactory<T>, BasicCalculation<T>
{
@Override
public PCGenModifier<T> getModifier(int userPriority, String instructions,
ManagerFactory managerFactory, FormulaManager formulaManager, LegalScope varScope,
FormatManager<T> formatManager)
{
try
{
return getFixedModifier(userPriority, formatManager, instructions);
}
catch (NumberFormatException e)
{
final NEPFormula<T> f = FormulaFactory.getValidFormula(instructions,
managerFactory, formulaManager, varScope, formatManager);
NEPCalculation<T> calc = new FormulaCalculation<>(f, this);
return new CalculationModifier<>(calc, userPriority);
}
}
@Override
public PCGenModifier<T> getFixedModifier(int userPriority,
FormatManager<T> fmtManager, String instructions)
{
T n = fmtManager.convert(instructions);
NEPCalculation<T> calc = new ProcessCalculation<>(n, this, fmtManager);
return new CalculationModifier<>(calc, userPriority);
}
}