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67 lines
2.0 KiB
67 lines
2.0 KiB
//==============================================================================
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//
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// Copyright (c) 2002-2004, Dave Parker, Andrew Hinton
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//
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// This file is part of PRISM.
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//
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// PRISM is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// PRISM is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with PRISM; if not, write to the Free Software Foundation,
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// Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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//==============================================================================
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package parser;
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import java.util.Vector;
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import prism.PrismException;
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import apmc.*;
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import simulator.*;
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public class PCTLProbNext extends PCTLFormulaUnary
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{
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// constructor
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public PCTLProbNext(PCTLFormula f)
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{
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super(f);
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}
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// convert to apmc data structures
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public int toApmc(Apmc apmc) throws ApmcException
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{
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return apmc.newUnaryOperand(apmc.NEXT, operand.toApmc(apmc));
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}
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/**
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* Convert and build simulator data structures
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* Note: Although the simulator supports ProbNext operators, they are
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* only supported if they belong to a top-most Prob formulae, and so are not
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* handled by a toSimulator method. Therefore, this method will only be called
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* in error and hence throws an exception.
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*/
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public int toSimulator(SimulatorEngine sim ) throws SimulatorException
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{
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throw new SimulatorException("Unexpected Error when loading PCTL Formula into Simulator - Next toSimulator should never be called");
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}
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// convert to string
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public String toString()
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{
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return "X " + operand;
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}
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}
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//------------------------------------------------------------------------------
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