org.elasticsearch.index.query

Class MoreLikeThisQueryParser

java.lang.Object

org.elasticsearch.index.query.MoreLikeThisQueryParser

All Implemented Interfaces:

QueryParser

public class MoreLikeThisQueryParser
extends Object
implements QueryParser

Parser for the The More Like This Query (MLT Query) which finds documents that are "like" a given set of documents. The documents are provided as a set of strings and/or a list of MoreLikeThisQueryBuilder.Item.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	MoreLikeThisQueryParser.Field

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME

Constructor Summary

Constructors

Constructor and Description
MoreLikeThisQueryParser()

Method Summary

Methods

Modifier and Type	Method and Description
String[]	names() The names this query parser is registered under.
org.apache.lucene.search.Query	parse(QueryParseContext parseContext) Parses the into a query from the current parser location.
void	setFetchService(MoreLikeThisFetchService fetchService)

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

Constructor Detail

MoreLikeThisQueryParser

public MoreLikeThisQueryParser()

Method Detail

setFetchService

@Inject(optional=true)
public void setFetchService(@Nullable
                                  MoreLikeThisFetchService fetchService)

names

public String[] names()

Description copied from interface: QueryParser

The names this query parser is registered under.

Specified by:

names in interface QueryParser

parse

public org.apache.lucene.search.Query parse(QueryParseContext parseContext)
                                     throws IOException,
                                            QueryParsingException

Description copied from interface: QueryParser

Parses the into a query from the current parser location. Will be at "START_OBJECT" location, and should end when the token is at the matching "END_OBJECT".

Returns null if this query should be ignored in the context of the DSL.

Specified by:

parse in interface QueryParser

Throws:

IOException

QueryParsingException