public abstract void collectRefs(TObjectIntHashMap<Object> allRefs, TIntHashSet refs);
public abstract void collectVars(TObjectIntHashMap<Variable> allVars, TIntHashSet vars);
public abstract void collectFreeVariables(THashSet<Variable> vars);
+ /**
+ * Called in simplification.
+ */
public abstract CompiledQualifier compile(SimplificationContext context);
public abstract void resolve(TranslationContext context);
public abstract void decorate(ExpressionDecorator decorator);