Package de.cxp.ocs.elasticsearch.model.query

Class ExtendedQuery

java.lang.Object

de.cxp.ocs.elasticsearch.model.query.ExtendedQuery

All Implemented Interfaces:

AnalyzedQuery

public class ExtendedQuery
extends Object
implements AnalyzedQuery

A query that consists of an analyzed query extended by filters (and maybe more in the future).

Author:

Rudolf Batt

Field Summary

Fields

Modifier and Type	Field	Description
static final ExtendedQuery	MATCH_ALL

Constructor Summary

Constructors

Constructor	Description
ExtendedQuery(AnalyzedQuery searchQuery)
ExtendedQuery(AnalyzedQuery searchQuery, List<QueryStringTerm> filters)

Method Summary

Modifier and Type	Method	Description
void	accept(QueryTermVisitor visitor)
List<String>	getInputTerms()	The original input terms that were used to create that query string.
boolean	isEmpty()
String	toQueryString()	Transform into string according to the ElasticSearch Query String syntax.

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.cxp.ocs.elasticsearch.model.query.AnalyzedQuery

getTermCount

Field Details

MATCH_ALL

public static final ExtendedQuery MATCH_ALL

Constructor Details

ExtendedQuery

public ExtendedQuery(AnalyzedQuery searchQuery)

ExtendedQuery

public ExtendedQuery(AnalyzedQuery searchQuery,
 List<QueryStringTerm> filters)

Method Details

isEmpty

public boolean isEmpty()

getInputTerms

public List<String> getInputTerms()

Description copied from interface: AnalyzedQuery

The original input terms that were used to create that query string.

Specified by:

getInputTerms in interface AnalyzedQuery

Returns:

list of unescaped terms

toQueryString

public String toQueryString()

Description copied from interface: AnalyzedQuery

Transform into string according to the ElasticSearch Query String syntax.

TODO: change into Visitor Pattern Style: A method that accepts a visitor that is passed trough all the terms of the query. Similar to org.apache.lucene.search.QueryVisitor. This can then be used to generate the required query (LuceneQuery, structured ElasticsearchQuery, SQL Query.. =)).

Specified by:

toQueryString in interface AnalyzedQuery

Returns:

term in query-string-query format.

accept

public void accept(QueryTermVisitor visitor)

Specified by:

accept in interface AnalyzedQuery