You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
79 lines
2.2 KiB
79 lines
2.2 KiB
//==============================================================================
|
|
//
|
|
// Copyright (c) 2013-
|
|
// Authors:
|
|
// * Ernst Moritz Hahn <emhahn@cs.ox.ac.uk> (University of Oxford)
|
|
//
|
|
//------------------------------------------------------------------------------
|
|
//
|
|
// This file is part of PRISM.
|
|
//
|
|
// PRISM is free software; you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation; either version 2 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// PRISM 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 General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with PRISM; if not, write to the Free Software Foundation,
|
|
// Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
//
|
|
//==============================================================================
|
|
|
|
package param;
|
|
|
|
import java.util.ArrayList;
|
|
import java.util.HashSet;
|
|
|
|
/**
|
|
* Lumper for identity bisimulation.
|
|
* That is, this class does basically nothing and is there for convenience
|
|
* when choosing between different types of bisimulations. So, for
|
|
* disabling bisimulation, one can use an object of this class.
|
|
*
|
|
* @author Ernst Moritz Hahn <emhahn@cs.ox.ac.uk> (University of Oxford)
|
|
*/
|
|
final class NullLumper extends Lumper {
|
|
|
|
/**
|
|
* Creates a new identity bisimulation lumper for given Markov chain.
|
|
* @param origPmc parametric Markov chain to create lumper for
|
|
*/
|
|
NullLumper(MutablePMC origPmc) {
|
|
this.origPmc = origPmc;
|
|
this.optPmc = origPmc;
|
|
}
|
|
|
|
/**
|
|
* Does not have to do anything.
|
|
*/
|
|
@Override
|
|
protected void refineBlock(HashSet<Integer> oldBlock,
|
|
ArrayList<HashSet<Integer>> newBlocks) {
|
|
}
|
|
|
|
/**
|
|
* Does not have to do anything.
|
|
*/
|
|
@Override
|
|
protected void buildQuotient() {
|
|
}
|
|
|
|
/**
|
|
* Build identity mapping.
|
|
*
|
|
* @return identity mapping
|
|
*/
|
|
@Override
|
|
int[] getOriginalToOptimised() {
|
|
int[] result = new int[origPmc.getNumStates()];
|
|
for (int state = 0; state < result.length; state++) {
|
|
result[state] = state;
|
|
}
|
|
return result;
|
|
}
|
|
}
|