package org.ggp.base.util.propnet.factory;
import java.util.List;
import org.ggp.base.util.gdl.grammar.Gdl;
import org.ggp.base.util.gdl.grammar.GdlRule;
import org.ggp.base.util.logging.GamerLogger;
import org.ggp.base.util.propnet.architecture.PropNet;
import org.ggp.base.util.propnet.factory.converter.PropNetConverter;
import org.ggp.base.util.propnet.factory.flattener.PropNetFlattener;
import org.ggp.base.util.statemachine.Role;
/**
* The LegacyPropNetFactory class defines the creation of PropNets from game
* descriptions. It has been superseded by the @OptimizingPropNetFactory
* which has a more sophisticated approach to creating PropNets.
*/
public final class LegacyPropNetFactory
{
/**
* Creates a PropNet from a game description using the following process:
* <ol>
* <li>Flattens the game description to remove variables.</li>
* <li>Converts the flattened description into an equivalent PropNet.</li>
* </ol>
*
* @param description
* A game description.
* @return An equivalent PropNet.
*/
public static PropNet create(List<Gdl> description)
{
try {
List<GdlRule> flatDescription = new PropNetFlattener(description).flatten();
GamerLogger.log("StateMachine", "Converting...");
return new PropNetConverter().convert(Role.computeRoles(description), flatDescription);
} catch(Exception e) {
GamerLogger.logStackTrace("StateMachine", e);
return null;
}
}
}