public static Map<String, Condition> buildRequestQueryFilter(final List<? extends DynamoDbQueryBuilder> queries) {
        return queries
            .stream()
            .map(query -> {
                val cond = Condition.builder()
                    .comparisonOperator(query.getOperator())
                    .attributeValueList(query.getAttributeValue())
                    .build();
                return Pair.of(query.getKey(), cond);
            })
            .collect(Collectors.toMap(Pair::getKey, Pair::getValue));
    }
Build request query filter map.

@param queries the queries
@return the map
support/cas-server-support-dynamodb-core/src/main/java/org/apereo/cas/dynamodb/DynamoDbTableUtils.java