public static <T> FactoryExpression<T> wrap(FactoryExpression<T> expr, List<Expression<?>> conversions) {
        return new FactoryExpressionAdapter<T>(expr, conversions);
    }
{@code FactoryExpressionAdapter} provides an adapter implementation of the {@link FactoryExpression} interface

@param <T>
querydsl-core/src/main/java/com/querydsl/core/types/FactoryExpressionUtils.java