/**
* Sets the boolean operator of the QueryParser. In default mode ( {@link Operator#OR}) terms
* without any modifiers are considered optional: for example <code>capital of Hungary</code> is
* equal to <code>capital OR of OR Hungary</code>.<br>
* In {@link Operator#AND} mode terms are considered to be in conjunction: the above mentioned
* query is parsed as <code>capital AND of AND Hungary</code>
*/
public void setDefaultOperator(final Operator operator) {
this.getQueryConfigHandler().set(ConfigurationKeys.DEFAULT_OPERATOR, operator);
// ensure that the default operator of the keyword parser is in synch
final KeywordQueryParser keywordParser = this.getKeywordQueryParser();
keywordParser.setDefaultOperator(this.getDefaultOperator());
}
/**
* Set the keyword query parser that will be used to parse boolean expressions found in the JSON
* query objects.
*/
public void setKeywordQueryParser(final KeywordQueryParser keywordParser) {
// ensure that the default operator of the keyword parser is in synch
keywordParser.setDefaultOperator(this.getDefaultOperator());
// set keyword query parser
this.getQueryConfigHandler().set(ConfigurationKeys.KEYWORD_PARSER, keywordParser);
// configure builders with the new keyword parser
final JsonQueryTreeBuilder builder = (JsonQueryTreeBuilder) this.getQueryBuilder();
builder.setBuilders(keywordParser);
}
@Override
public void setQueryConfigHandler(final QueryConfigHandler config) {
super.setQueryConfigHandler(config);
final KeywordQueryParser keywordParser = this.getKeywordQueryParser();
// ensure that the default operator of the keyword parser is in synch
keywordParser.setDefaultOperator(this.getDefaultOperator());
// configure builders with the keyword parser
final JsonQueryTreeBuilder builder = (JsonQueryTreeBuilder) this.getQueryBuilder();
builder.setBuilders(keywordParser);
}
public JsonQueryParser() {
super(
new JsonQueryConfigHandler(),
new JsonSyntaxParser(),
new JsonQueryNodeProcessorPipeline(null),
new JsonQueryTreeBuilder(null));
final KeywordQueryParser keywordParser = this.getKeywordQueryParser();
// ensure that the default operator of the keyword parser is in synch
keywordParser.setDefaultOperator(this.getDefaultOperator());
// configure builders with the keyword parser
final JsonQueryTreeBuilder builder = (JsonQueryTreeBuilder) this.getQueryBuilder();
builder.setBuilders(keywordParser);
}