org.apache.lucene.search.spans
Class SpanPositionRangeQuery
java.lang.Object
org.apache.lucene.search.Query
org.apache.lucene.search.spans.SpanQuery
org.apache.lucene.search.spans.SpanPositionCheckQuery
org.apache.lucene.search.spans.SpanPositionRangeQuery
- All Implemented Interfaces:
- Cloneable
- Direct Known Subclasses:
- SpanFirstQuery
public class SpanPositionRangeQuery
- extends SpanPositionCheckQuery
Checks to see if the SpanPositionCheckQuery.getMatch()
lies between a start and end position
- See Also:
for a derivation that is optimized for the case where start position is 0
Field Summary |
protected int |
end
|
protected int |
start
|
start
protected int start
end
protected int end
SpanPositionRangeQuery
public SpanPositionRangeQuery(SpanQuery match,
int start,
int end)
acceptPosition
protected SpanPositionCheckQuery.AcceptStatus acceptPosition(Spans spans)
throws IOException
- Description copied from class:
SpanPositionCheckQuery
- Implementing classes are required to return whether the current position is a match for the passed in
"match"
SpanQuery
.
This is only called if the underlying Spans.next()
for the
match is successful
- Specified by:
acceptPosition
in class SpanPositionCheckQuery
- Parameters:
spans
- The Spans
instance, positioned at the spot to check
- Returns:
- whether the match is accepted, rejected, or rejected and should move to the next doc.
- Throws:
IOException
- See Also:
Spans.next()
getStart
public int getStart()
- Returns:
- The minimum position permitted in a match
getEnd
public int getEnd()
- Returns:
- the maximum end position permitted in a match.
toString
public String toString(String field)
- Description copied from class:
Query
- Prints a query to a string, with
field
assumed to be the
default field and omitted.
- Specified by:
toString
in class Query
clone
public SpanPositionRangeQuery clone()
- Description copied from class:
Query
- Returns a clone of this query.
- Overrides:
clone
in class Query
equals
public boolean equals(Object o)
- Overrides:
equals
in class Query
hashCode
public int hashCode()
- Overrides:
hashCode
in class Query
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