/*******************************************************************************
* Copyright 2012 Analog Devices, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
********************************************************************************/
package com.analog.lyric.dimple.model.repeated;
import org.eclipse.jdt.annotation.Nullable;
import com.analog.lyric.dimple.model.core.Port;
import com.analog.lyric.dimple.model.factors.Factor;
import com.analog.lyric.dimple.model.variables.Variable;
import com.analog.lyric.dimple.solvers.interfaces.ISolverBlastFromThePastFactor;
import com.analog.lyric.dimple.solvers.interfaces.ISolverFactorGraph;
import com.analog.lyric.util.misc.Internal;
public class BlastFromThePastFactor extends Factor
{
private final Port _portForOtherVariable;
private final Variable _variableConnectedToBlast;
@Internal
public BlastFromThePastFactor(Variable varConnectedToBlast, Port portForOtherVar)
{
super(((Factor)portForOtherVar.getSiblingNode()).getFactorFunction());
_portForOtherVariable = portForOtherVar;
_variableConnectedToBlast = varConnectedToBlast;
}
@Override
public Factor clone()
{
throw new UnsupportedOperationException();
}
@Override
public void createSolverObject(@Nullable ISolverFactorGraph factorGraph)
{
if (factorGraph != null)
{
factorGraph.getSolverFactor(this, true);
}
}
public void advance()
{
((ISolverBlastFromThePastFactor)requireSolver("advance")).advance();
}
@Override
public void initialize()
{
// Specifically remove from super class things that have to do with directedness.
// Need to clear flags directly because we are not calling super.initialize().
clearFlags();
}
@Override
protected boolean canBeDirected()
{
return false;
}
@Internal
public final Port getPortForOtherVariable()
{
return _portForOtherVariable;
}
@Internal
public final Variable getVariableConnectedToBlast()
{
return _variableConnectedToBlast;
}
}