Examples of org.drools.core.spi.BetaNodeFieldConstraint

    public void setUnificationJoin() {
        // If this join uses a indexed, ==, constraint on a query parameter then set indexedUnificationJoin to true
        // This ensure we get the correct iterator
        BetaNodeFieldConstraint[] betaCconstraints = this.constraints.getConstraints();
        if ( betaCconstraints.length > 0 ) {
            BetaNodeFieldConstraint c = betaCconstraints[0];
            if ( IndexUtil.isIndexable(c, getType()) && ((IndexableConstraint) c).isUnification() ) {
                if ( this.constraints instanceof SingleBetaConstraints ) {
                    setConstraints( new SingleNonIndexSkipBetaConstraints( (SingleBetaConstraints) this.constraints ) );
                } else if ( this.constraints instanceof DoubleBetaConstraints ) {
                    setConstraints( new DoubleNonIndexSkipBetaConstraints( (DoubleBetaConstraints) this.constraints ) );

        return constraint instanceof IndexableConstraint && ((IndexableConstraint)constraint).getConstraintType() == ConstraintType.EQUAL;
    }


    private static void swap(BetaNodeFieldConstraint[] constraints, int p1, int p2) {
        if (p1 != p2) {
            BetaNodeFieldConstraint temp = constraints[p2];
            constraints[p2] = constraints[p1];
            constraints[p1] = temp;
        }
    }

Related Classes of org.drools.core.spi.BetaNodeFieldConstraint

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