/**
* Create a new conjunction of clauses by taking the clauses from the
* current conjunction and adding additional clauses to it.
*
* @param additionalClauses
* the additional clauses to be added to the existing set of
* clauses in order to create a new conjunction.
* @return a new conjunction of clauses containing the existing and
* additional clauses passed in.
*/
public ConjunctionOfClauses extend(ICollection <Clause> additionalClauses)
{
ISet <Clause> extendedClauses = CollectionFactory.CreateSet <Clause>();
extendedClauses.AddAll(clauses);
extendedClauses.AddAll(additionalClauses);
ConjunctionOfClauses result = new ConjunctionOfClauses(extendedClauses);
return(result);
}
public override bool Equals(object othObj)
{
if (null == othObj)
{
return(false);
}
if (this == othObj)
{
return(true);
}
if (!(othObj is ConjunctionOfClauses))
{
return(false);
}
ConjunctionOfClauses othConjunctionOfClauses = (ConjunctionOfClauses)othObj;
return(othConjunctionOfClauses.clauses.Equals(this.clauses));
}