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java.lang.Objectorg.apache.lucene.search.Filter
org.apache.lucene.search.RangeFilter
public class RangeFilter
A Filter that restricts search results to a range of values in a given field.
This code borrows heavily from RangeQuery
, but is implemented as a Filter
Constructor Summary | |
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RangeFilter(String fieldName,
String lowerTerm,
String upperTerm,
boolean includeLower,
boolean includeUpper)
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Method Summary | |
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BitSet |
bits(IndexReader reader)
Returns a BitSet with true for documents which should be permitted in search results, and false for those that should not. |
boolean |
equals(Object o)
Returns true if o is equal to this. |
int |
hashCode()
Returns a hash code value for this object. |
static RangeFilter |
Less(String fieldName,
String upperTerm)
Constructs a filter for field fieldName matching
less than or equal to upperTerm . |
static RangeFilter |
More(String fieldName,
String lowerTerm)
Constructs a filter for field fieldName matching
greater than or equal to lowerTerm . |
String |
toString()
|
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public RangeFilter(String fieldName, String lowerTerm, String upperTerm, boolean includeLower, boolean includeUpper)
fieldName
- The field this range applies tolowerTerm
- The lower bound on this rangeupperTerm
- The upper bound on this rangeincludeLower
- Does this range include the lower bound?includeUpper
- Does this range include the upper bound?
IllegalArgumentException
- if both terms are null or if
lowerTerm is null and includeLower is true (similar for upperTerm
and includeUpper)Method Detail |
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public static RangeFilter Less(String fieldName, String upperTerm)
fieldName
matching
less than or equal to upperTerm
.
public static RangeFilter More(String fieldName, String lowerTerm)
fieldName
matching
greater than or equal to lowerTerm
.
public BitSet bits(IndexReader reader) throws IOException
bits
in class Filter
IOException
public String toString()
toString
in class Object
public boolean equals(Object o)
o
is equal to this.
equals
in class Object
public int hashCode()
hashCode
in class Object
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