Package com.apple.foundationdb.record.lucene.codec

Class LuceneOptimizedStoredFieldsReader

java.lang.Object

org.apache.lucene.codecs.StoredFieldsReader

com.apple.foundationdb.record.lucene.codec.LuceneOptimizedStoredFieldsReader

All Implemented Interfaces:

LucenePrimaryKeySegmentIndexV1.StoredFieldsReaderSegmentInfo, Closeable, AutoCloseable, Cloneable, org.apache.lucene.util.Accountable

public class LuceneOptimizedStoredFieldsReader
extends org.apache.lucene.codecs.StoredFieldsReader
implements LucenePrimaryKeySegmentIndexV1.StoredFieldsReaderSegmentInfo

A StoredFieldsReader implementation for Stored Fields stored in the DB. The data for the fields is protobuf-encoded (see lucene_stored_fields.proto) message. The subspace for the range of documents is the segment name. Within the subspace, each document key is then suffixed by the docId.

Field Summary

Fields inherited from interface org.apache.lucene.util.Accountable

NULL_ACCOUNTABLE

Constructor Summary

Constructors

Constructor	Description
LuceneOptimizedStoredFieldsReader(FDBDirectory directory, org.apache.lucene.index.SegmentInfo si, org.apache.lucene.index.FieldInfos fieldInfos)

Method Summary

Modifier and Type	Method	Description
void	checkIntegrity()
LuceneOptimizedStoredFieldsReader	clone()
void	close()
Collection<org.apache.lucene.util.Accountable>	getChildResources()
static List<byte[]>	getPrimaryKeys(String segmentName, FDBDirectory directory)
org.apache.lucene.index.SegmentInfo	getSegmentInfo()
long	ramBytesUsed()
String	toString()
void	visitDocument(int docID, org.apache.lucene.index.StoredFieldVisitor visitor)

Methods inherited from class org.apache.lucene.codecs.StoredFieldsReader

getMergeInstance

Methods inherited from class java.lang.Object

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

Constructor Details

LuceneOptimizedStoredFieldsReader

public LuceneOptimizedStoredFieldsReader(FDBDirectory directory,
 org.apache.lucene.index.SegmentInfo si,
 org.apache.lucene.index.FieldInfos fieldInfos)

Method Details

getPrimaryKeys

public static List<byte[]> getPrimaryKeys(String segmentName,
 FDBDirectory directory)
                                   throws IOException

Throws:

IOException

visitDocument

public void visitDocument(int docID,
 org.apache.lucene.index.StoredFieldVisitor visitor)
                   throws IOException

Specified by:

visitDocument in class org.apache.lucene.codecs.StoredFieldsReader

Throws:

IOException

clone

public LuceneOptimizedStoredFieldsReader clone()

Specified by:

clone in class org.apache.lucene.codecs.StoredFieldsReader

checkIntegrity

public void checkIntegrity()
                    throws IOException

Specified by:

checkIntegrity in class org.apache.lucene.codecs.StoredFieldsReader

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException

ramBytesUsed

public long ramBytesUsed()

Specified by:

ramBytesUsed in interface org.apache.lucene.util.Accountable

getChildResources

public Collection<org.apache.lucene.util.Accountable> getChildResources()

Specified by:

getChildResources in interface org.apache.lucene.util.Accountable

toString

public String toString()

Overrides:

toString in class Object

getSegmentInfo

public org.apache.lucene.index.SegmentInfo getSegmentInfo()

Specified by:

getSegmentInfo in interface LucenePrimaryKeySegmentIndexV1.StoredFieldsReaderSegmentInfo