org.finra.herd.dao.helper

Class HerdSearchQueryHelper

java.lang.Object

org.finra.herd.dao.helper.HerdSearchQueryHelper

@Component
public class HerdSearchQueryHelper
extends Object

Advanced query parsing for Herd using a simplistic DSL- this makes it easy for advanced users to fine-tune their search results.

Negation: User prefixes individual search terms with the '-' sign and the search engine excludes hits which have searchable field(s) which contain one or more of those search terms.

Constructor Summary

Constructors

Constructor and Description
HerdSearchQueryHelper()

Method Summary

Modifier and Type	Method and Description
boolean	determineNegationTermsPresent(IndexSearchRequest indexSearchRequest) Determines if negation terms are present in the search phrase.
List<String>	extractNegationTerms(IndexSearchRequest indexSearchRequest) Helper to extract negation terms from a given search query.
String	extractSearchPhrase(IndexSearchRequest indexSearchRequest) Helper to clean the search phrase of negation terms.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HerdSearchQueryHelper

public HerdSearchQueryHelper()

Method Detail

determineNegationTermsPresent

public boolean determineNegationTermsPresent(IndexSearchRequest indexSearchRequest)

Determines if negation terms are present in the search phrase.

Parameters:

indexSearchRequest - the IndexSearchRequest as specified

Returns:

true if present

extractNegationTerms

public List<String> extractNegationTerms(IndexSearchRequest indexSearchRequest)

Helper to extract negation terms from a given search query.

Parameters:

indexSearchRequest - the IndexSearchRequest as specified

Returns:

A List of type String

extractSearchPhrase

public String extractSearchPhrase(IndexSearchRequest indexSearchRequest)

Helper to clean the search phrase of negation terms.

Parameters:

indexSearchRequest - the IndexSearchRequest as specified

Returns:

A String without the negation terms