@Override
protected QueryNode postProcessNode(QueryNode node) throws QueryNodeException {
if (node instanceof AqpWhiteSpacedQueryNode) {
QueryConfigHandler config = getQueryConfigHandler();
if (!config.has(
AqpAdsabsQueryConfigHandler.ConfigurationKeys.FUNCTION_QUERY_BUILDER_CONFIG)) {
throw new QueryNodeException(
new MessageImpl("Invalid configuration", "Missing FunctionQueryBuilder provider"));
}
String funcName = getFuncName();
String subQuery = ((FieldQueryNode) node).getTextAsString();
String field = ((FieldQueryNode) node).getFieldAsString();
if (field.equals(
config.get(AqpAdsabsQueryConfigHandler.ConfigurationKeys.UNFIELDED_SEARCH_FIELD))) {
field = null;
}
if (field != null) {
subQuery = field + ":" + subQuery;
}
if (node.getParent() instanceof SlopQueryNode) {
subQuery = "(" + subQuery + ")";
subQuery = subQuery + "~" + ((SlopQueryNode) node.getParent()).getValue();
if (node.getParent().getParent() instanceof BoostQueryNode) {
subQuery = subQuery + "^" + ((BoostQueryNode) node.getParent().getParent()).getValue();
}
} else if (node.getParent() instanceof BoostQueryNode) {
subQuery = "(" + subQuery + ")";
subQuery = subQuery + "^" + ((BoostQueryNode) node.getParent()).getValue();
}
node.setTag("subQuery", subQuery);
AqpFunctionQueryBuilder builder =
config
.get(AqpAdsabsQueryConfigHandler.ConfigurationKeys.FUNCTION_QUERY_BUILDER_CONFIG)
.getBuilder(funcName, (QueryNode) node, config);
if (builder == null) {
throw new QueryNodeException(
new MessageImpl(
QueryParserMessages.INVALID_SYNTAX, "Unknown function: \"" + funcName + "\""));
}
List<OriginalInput> fValues = new ArrayList<OriginalInput>();
fValues.add(
new OriginalInput(
subQuery,
((AqpWhiteSpacedQueryNode) node).getBegin(),
((AqpWhiteSpacedQueryNode) node).getEnd()));
return new AqpFunctionQueryNode(funcName, builder, fValues);
}
return node;
}
public static String getDefaultDatatype(QueryConfigHandler config) {
if (config.has(KeywordConfigurationKeys.DEFAULT_DATATYPE)) {
return config.get(KeywordConfigurationKeys.DEFAULT_DATATYPE);
} else {
throw new IllegalArgumentException(
"KeywordConfigurationKeys.DEFAULT_DATATYPE should be set on the ExtendedKeywordQueryConfigHandler");
}
}
@Override
public Query build(final QueryNode queryNode) throws QueryNodeException {
if (conf.has(ConciseKeywordQueryConfigHandler.ConciseKeywordConfigurationKeys.ATTRIBUTE)) {
final String attribute =
conf.get(ConciseKeywordQueryConfigHandler.ConciseKeywordConfigurationKeys.ATTRIBUTE);
final String field =
conf.get(ConciseKeywordQueryConfigHandler.ConciseKeywordConfigurationKeys.FIELD);
// create the node term query
NodeTermQuery ntq =
new NodeTermQuery(
new Term(field, ConciseNodeBuilderUtil.prepend(builder, attribute, "")));
// assign the datatype. We must always have a datatype assigned.
String datatype = DatatypeProcessor.getDefaultDatatype(this.conf);
ntq.setDatatype(datatype);
return ntq;
} else {
return new BooleanQuery();
}
}
