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java.lang.Object org.apache.lucene.codecs.FieldInfosFormat org.apache.lucene.codecs.lucene40.Lucene40FieldInfosFormat
@Deprecated public class Lucene40FieldInfosFormat
Lucene 4.0 Field Infos format.
Field names are stored in the field info file, with suffix .fnm.
FieldInfos (.fnm) --> Header,FieldsCount, <FieldName,FieldNumber, FieldBits,DocValuesBits,Attributes> FieldsCount
Data types:
CodecHeader
VInt
String
Byte
VInt
Map<String,String>
norms
options, and the low-order bits representing
DocValues
options. Each four-bit integer can be decoded as such:
Type#VAR_INTS VAR_INTS
)Type#FLOAT_32 FLOAT_32
)Type#FLOAT_64 FLOAT_64
)Type#BYTES_FIXED_STRAIGHT BYTES_FIXED_STRAIGHT
)Type#BYTES_FIXED_DEREF BYTES_FIXED_DEREF
)Type#BYTES_VAR_STRAIGHT BYTES_VAR_STRAIGHT
)Type#BYTES_VAR_DEREF BYTES_VAR_DEREF
)Type#FIXED_INTS_16 FIXED_INTS_16
)Type#FIXED_INTS_32 FIXED_INTS_32
)Type#FIXED_INTS_64 FIXED_INTS_64
)Type#FIXED_INTS_8 FIXED_INTS_8
)Type#BYTES_FIXED_SORTED BYTES_FIXED_SORTED
)Type#BYTES_VAR_SORTED BYTES_VAR_SORTED
)
Constructor Summary | |
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Lucene40FieldInfosFormat()
Deprecated. Sole constructor. |
Method Summary | |
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FieldInfosReader |
getFieldInfosReader()
Deprecated. Returns a FieldInfosReader to read field infos
from the index |
FieldInfosWriter |
getFieldInfosWriter()
Deprecated. Returns a FieldInfosWriter to write field infos
to the index |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public Lucene40FieldInfosFormat()
Method Detail |
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public FieldInfosReader getFieldInfosReader() throws IOException
FieldInfosFormat
FieldInfosReader
to read field infos
from the index
getFieldInfosReader
in class FieldInfosFormat
IOException
public FieldInfosWriter getFieldInfosWriter() throws IOException
FieldInfosFormat
FieldInfosWriter
to write field infos
to the index
getFieldInfosWriter
in class FieldInfosFormat
IOException
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