Package org.apache.lucene.queries.payloads

Class SpanPayloadCheckQuery

java.lang.Object

org.apache.lucene.search.Query

org.apache.lucene.queries.spans.SpanQuery

org.apache.lucene.queries.payloads.SpanPayloadCheckQuery

public class SpanPayloadCheckQuery
extends SpanQuery

Only return those matches that have a specific payload at the given position.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SpanPayloadCheckQuery.MatchOperation	The payload type.
static class	SpanPayloadCheckQuery.PayloadType	The payload type.
class	SpanPayloadCheckQuery.SpanPayloadCheckWeight	Weight that pulls its Spans using a PayloadSpanCollector

Field Summary

Fields

Modifier and Type	Field	Description
protected SpanQuery	match
protected SpanPayloadCheckQuery.MatchOperation	operation
protected List<BytesRef>	payloadToMatch
protected SpanPayloadCheckQuery.PayloadType	payloadType

Constructor Summary

Constructors

Constructor	Description
SpanPayloadCheckQuery(SpanQuery match, List<BytesRef> payloadToMatch)
SpanPayloadCheckQuery(SpanQuery match, List<BytesRef> payloadToMatch, SpanPayloadCheckQuery.PayloadType payloadType, SpanPayloadCheckQuery.MatchOperation operation)

Method Summary

Modifier and Type	Method	Description
SpanWeight	createWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost)
boolean	equals(Object other)
String	getField()	Returns the name of the field matched by this query.
int	hashCode()
Query	rewrite(IndexReader reader)
String	toString(String field)
void	visit(QueryVisitor visitor)

Methods inherited from class org.apache.lucene.queries.spans.SpanQuery

getTermStates, getTermStates

Methods inherited from class org.apache.lucene.search.Query

classHash, sameClassAs, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

payloadToMatch

protected final List<BytesRef> payloadToMatch

match

protected final SpanQuery match

operation

protected final SpanPayloadCheckQuery.MatchOperation operation

payloadType

protected final SpanPayloadCheckQuery.PayloadType payloadType

Constructor Detail

SpanPayloadCheckQuery

public SpanPayloadCheckQuery(SpanQuery match,
                             List<BytesRef> payloadToMatch)

Parameters:

match - The underlying SpanQuery to check

payloadToMatch - The List of payloads to match

SpanPayloadCheckQuery

public SpanPayloadCheckQuery(SpanQuery match,
                             List<BytesRef> payloadToMatch,
                             SpanPayloadCheckQuery.PayloadType payloadType,
                             SpanPayloadCheckQuery.MatchOperation operation)

Parameters:

match - The underlying SpanQuery to check

payloadToMatch - The List of payloads to match

operation - The equality check, lt, lte, gt, gte, or eq. Defaults to eq for equals)

payloadType - specify if the format of the bytes in the payload (String, Integer, or Float)

Method Detail

getField

public String getField()

Description copied from class: SpanQuery

Returns the name of the field matched by this query.

Specified by:

getField in class SpanQuery

createWeight

public SpanWeight createWeight(IndexSearcher searcher,
                               ScoreMode scoreMode,
                               float boost)
                        throws IOException

Specified by:

createWeight in class SpanQuery

Throws:

IOException

rewrite

public Query rewrite(IndexReader reader)
              throws IOException

Overrides:

rewrite in class Query

Throws:

IOException

visit

public void visit(QueryVisitor visitor)

Specified by:

visit in class Query

toString

public String toString(String field)

Specified by:

toString in class Query

equals

public boolean equals(Object other)

Specified by:

equals in class Query

hashCode

public int hashCode()

Specified by:

hashCode in class Query