org.apache.lucene.search
Class DateFilter

java.lang.Object
  org.apache.lucene.search.Filter
      org.apache.lucene.search.DateFilter

All Implemented Interfaces:

Serializable

public class DateFilter

extends Filter

A Filter that restricts search results to a range of time.

For this to work, documents must have been indexed with a DateField.

See Also:

Serialized Form

Constructor Summary

DateFilter(String f, Date from, Date to)
Constructs a filter for field f matching dates between from and to inclusively.

DateFilter(String f, long from, long to)
Constructs a filter for field f matching times between from and to inclusively.

Method Summary

static DateFilter	After(String field, Date date) Constructs a filter for field f matching dates on or after date.
static DateFilter	After(String field, long time) Constructs a filter for field f matching times on or after time.
static DateFilter	Before(String field, Date date) Constructs a filter for field f matching dates on or before before date.
static DateFilter	Before(String field, long time) Constructs a filter for field f matching times on or before time.
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.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

DateFilter

public DateFilter(String f,
                  Date from,
                  Date to)

Constructs a filter for field f matching dates between from and to inclusively.

DateFilter

public DateFilter(String f,
                  long from,
                  long to)

Constructs a filter for field f matching times between from and to inclusively.

Method Detail

Before

public static DateFilter Before(String field,
                                Date date)

Constructs a filter for field f matching dates on or before before date.

Before

public static DateFilter Before(String field,
                                long time)

Constructs a filter for field f matching times on or before time.

After

public static DateFilter After(String field,
                               Date date)

Constructs a filter for field f matching dates on or after date.

After

public static DateFilter After(String field,
                               long time)

Constructs a filter for field f matching times on or after time.

bits

public BitSet bits(IndexReader reader)
            throws IOException

Returns a BitSet with true for documents which should be permitted in search results, and false for those that should not.

Specified by:

bits in class Filter

Throws:

IOException

toString

public String toString()