mirror of https://github.com/apache/lucene.git
LUCENE-5969: clean up constants
git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5969@1633385 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Robert Muir
parent
784b2bd0cb
commit
03a6d8ce3c
|
|
@ -20,6 +20,7 @@ package org.apache.lucene.codecs.lucene50;
|
|||
|
||||
import java.io.IOException;
|
||||
|
||||
import org.apache.lucene.codecs.BlockTermState;
|
||||
import org.apache.lucene.codecs.CodecUtil;
|
||||
import org.apache.lucene.codecs.FieldsConsumer;
|
||||
import org.apache.lucene.codecs.FieldsProducer;
|
||||
|
|
@ -33,6 +34,7 @@ import org.apache.lucene.index.DocsEnum;
|
|||
import org.apache.lucene.index.FieldInfo.IndexOptions;
|
||||
import org.apache.lucene.index.SegmentReadState;
|
||||
import org.apache.lucene.index.SegmentWriteState;
|
||||
import org.apache.lucene.index.TermState;
|
||||
import org.apache.lucene.store.DataOutput;
|
||||
import org.apache.lucene.util.IOUtils;
|
||||
import org.apache.lucene.util.packed.PackedInts;
|
||||
|
|
@ -374,6 +376,21 @@ public final class Lucene50PostingsFormat extends PostingsFormat {
|
|||
*/
|
||||
public static final String PAY_EXTENSION = "pay";
|
||||
|
||||
/**
|
||||
* Expert: The maximum number of skip levels. Smaller values result in
|
||||
* slightly smaller indexes, but slower skipping in big posting lists.
|
||||
*/
|
||||
static final int MAX_SKIP_LEVELS = 10;
|
||||
|
||||
final static String TERMS_CODEC = "Lucene50PostingsWriterTerms";
|
||||
final static String DOC_CODEC = "Lucene50PostingsWriterDoc";
|
||||
final static String POS_CODEC = "Lucene50PostingsWriterPos";
|
||||
final static String PAY_CODEC = "Lucene50PostingsWriterPay";
|
||||
|
||||
// Increment version to change it
|
||||
final static int VERSION_START = 0;
|
||||
final static int VERSION_CURRENT = VERSION_START;
|
||||
|
||||
private final int minTermBlockSize;
|
||||
private final int maxTermBlockSize;
|
||||
|
||||
|
|
@ -440,4 +457,39 @@ public final class Lucene50PostingsFormat extends PostingsFormat {
|
|||
}
|
||||
}
|
||||
}
|
||||
|
||||
final static class IntBlockTermState extends BlockTermState {
|
||||
long docStartFP = 0;
|
||||
long posStartFP = 0;
|
||||
long payStartFP = 0;
|
||||
long skipOffset = -1;
|
||||
long lastPosBlockOffset = -1;
|
||||
// docid when there is a single pulsed posting, otherwise -1
|
||||
// freq is always implicitly totalTermFreq in this case.
|
||||
int singletonDocID = -1;
|
||||
|
||||
@Override
|
||||
public IntBlockTermState clone() {
|
||||
IntBlockTermState other = new IntBlockTermState();
|
||||
other.copyFrom(this);
|
||||
return other;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void copyFrom(TermState _other) {
|
||||
super.copyFrom(_other);
|
||||
IntBlockTermState other = (IntBlockTermState) _other;
|
||||
docStartFP = other.docStartFP;
|
||||
posStartFP = other.posStartFP;
|
||||
payStartFP = other.payStartFP;
|
||||
lastPosBlockOffset = other.lastPosBlockOffset;
|
||||
skipOffset = other.skipOffset;
|
||||
singletonDocID = other.singletonDocID;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
return super.toString() + " docStartFP=" + docStartFP + " posStartFP=" + posStartFP + " payStartFP=" + payStartFP + " lastPosBlockOffset=" + lastPosBlockOffset + " singletonDocID=" + singletonDocID;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,10 +17,16 @@ package org.apache.lucene.codecs.lucene50;
|
|||
* limitations under the License.
|
||||
*/
|
||||
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.BLOCK_SIZE;
|
||||
import static org.apache.lucene.codecs.lucene50.ForUtil.MAX_DATA_SIZE;
|
||||
import static org.apache.lucene.codecs.lucene50.ForUtil.MAX_ENCODED_SIZE;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsWriter.IntBlockTermState;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.BLOCK_SIZE;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.DOC_CODEC;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.MAX_SKIP_LEVELS;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.PAY_CODEC;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.POS_CODEC;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.TERMS_CODEC;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.VERSION_CURRENT;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.VERSION_START;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.util.Arrays;
|
||||
|
|
@ -29,6 +35,7 @@ import java.util.Collections;
|
|||
import org.apache.lucene.codecs.BlockTermState;
|
||||
import org.apache.lucene.codecs.CodecUtil;
|
||||
import org.apache.lucene.codecs.PostingsReaderBase;
|
||||
import org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.IntBlockTermState;
|
||||
import org.apache.lucene.index.DocsAndPositionsEnum;
|
||||
import org.apache.lucene.index.DocsEnum;
|
||||
import org.apache.lucene.index.FieldInfo;
|
||||
|
|
@ -48,7 +55,6 @@ import org.apache.lucene.util.RamUsageEstimator;
|
|||
* Concrete class that reads docId(maybe frq,pos,offset,payloads) list
|
||||
* with postings format.
|
||||
*
|
||||
* @see Lucene50SkipReader for details
|
||||
* @lucene.experimental
|
||||
*/
|
||||
public final class Lucene50PostingsReader extends PostingsReaderBase {
|
||||
|
|
@ -68,42 +74,29 @@ public final class Lucene50PostingsReader extends PostingsReaderBase {
|
|||
IndexInput docIn = null;
|
||||
IndexInput posIn = null;
|
||||
IndexInput payIn = null;
|
||||
String docName = IndexFileNames.segmentFileName(state.segmentInfo.name, state.segmentSuffix, Lucene50PostingsFormat.DOC_EXTENSION);
|
||||
try {
|
||||
docIn = state.directory.openInput(docName, state.context);
|
||||
version = CodecUtil.checkSegmentHeader(docIn,
|
||||
Lucene50PostingsWriter.DOC_CODEC,
|
||||
Lucene50PostingsWriter.VERSION_START,
|
||||
Lucene50PostingsWriter.VERSION_CURRENT,
|
||||
state.segmentInfo.getId(), state.segmentSuffix);
|
||||
forUtil = new ForUtil(docIn);
|
||||
|
||||
// NOTE: data file is too costly to verify checksum against all the bytes on open,
|
||||
// NOTE: these data files are too costly to verify checksum against all the bytes on open,
|
||||
// but for now we at least verify proper structure of the checksum footer: which looks
|
||||
// for FOOTER_MAGIC + algorithmID. This is cheap and can detect some forms of corruption
|
||||
// such as file truncation.
|
||||
|
||||
String docName = IndexFileNames.segmentFileName(state.segmentInfo.name, state.segmentSuffix, Lucene50PostingsFormat.DOC_EXTENSION);
|
||||
try {
|
||||
docIn = state.directory.openInput(docName, state.context);
|
||||
version = CodecUtil.checkSegmentHeader(docIn, DOC_CODEC, VERSION_START, VERSION_CURRENT, state.segmentInfo.getId(), state.segmentSuffix);
|
||||
forUtil = new ForUtil(docIn);
|
||||
CodecUtil.retrieveChecksum(docIn);
|
||||
|
||||
if (state.fieldInfos.hasProx()) {
|
||||
String proxName = IndexFileNames.segmentFileName(state.segmentInfo.name, state.segmentSuffix, Lucene50PostingsFormat.POS_EXTENSION);
|
||||
posIn = state.directory.openInput(proxName, state.context);
|
||||
CodecUtil.checkSegmentHeader(posIn, Lucene50PostingsWriter.POS_CODEC, version, version, state.segmentInfo.getId(), state.segmentSuffix);
|
||||
|
||||
// NOTE: data file is too costly to verify checksum against all the bytes on open,
|
||||
// but for now we at least verify proper structure of the checksum footer: which looks
|
||||
// for FOOTER_MAGIC + algorithmID. This is cheap and can detect some forms of corruption
|
||||
// such as file truncation.
|
||||
CodecUtil.checkSegmentHeader(posIn, POS_CODEC, version, version, state.segmentInfo.getId(), state.segmentSuffix);
|
||||
CodecUtil.retrieveChecksum(posIn);
|
||||
|
||||
if (state.fieldInfos.hasPayloads() || state.fieldInfos.hasOffsets()) {
|
||||
String payName = IndexFileNames.segmentFileName(state.segmentInfo.name, state.segmentSuffix, Lucene50PostingsFormat.PAY_EXTENSION);
|
||||
payIn = state.directory.openInput(payName, state.context);
|
||||
CodecUtil.checkSegmentHeader(payIn, Lucene50PostingsWriter.PAY_CODEC, version, version, state.segmentInfo.getId(), state.segmentSuffix);
|
||||
|
||||
// NOTE: data file is too costly to verify checksum against all the bytes on open,
|
||||
// but for now we at least verify proper structure of the checksum footer: which looks
|
||||
// for FOOTER_MAGIC + algorithmID. This is cheap and can detect some forms of corruption
|
||||
// such as file truncation.
|
||||
CodecUtil.checkSegmentHeader(payIn, PAY_CODEC, version, version, state.segmentInfo.getId(), state.segmentSuffix);
|
||||
CodecUtil.retrieveChecksum(payIn);
|
||||
}
|
||||
}
|
||||
|
|
@ -122,12 +115,7 @@ public final class Lucene50PostingsReader extends PostingsReaderBase {
|
|||
@Override
|
||||
public void init(IndexInput termsIn, SegmentReadState state) throws IOException {
|
||||
// Make sure we are talking to the matching postings writer
|
||||
CodecUtil.checkSegmentHeader(termsIn,
|
||||
Lucene50PostingsWriter.TERMS_CODEC,
|
||||
Lucene50PostingsWriter.VERSION_START,
|
||||
Lucene50PostingsWriter.VERSION_CURRENT,
|
||||
state.segmentInfo.getId(),
|
||||
state.segmentSuffix);
|
||||
CodecUtil.checkSegmentHeader(termsIn, TERMS_CODEC, VERSION_START, VERSION_CURRENT, state.segmentInfo.getId(), state.segmentSuffix);
|
||||
final int indexBlockSize = termsIn.readVInt();
|
||||
if (indexBlockSize != BLOCK_SIZE) {
|
||||
throw new IllegalStateException("index-time BLOCK_SIZE (" + indexBlockSize + ") != read-time BLOCK_SIZE (" + BLOCK_SIZE + ")");
|
||||
|
|
@ -414,7 +402,7 @@ public final class Lucene50PostingsReader extends PostingsReaderBase {
|
|||
if (skipper == null) {
|
||||
// Lazy init: first time this enum has ever been used for skipping
|
||||
skipper = new Lucene50SkipReader(docIn.clone(),
|
||||
Lucene50PostingsWriter.MAX_SKIP_LEVELS,
|
||||
MAX_SKIP_LEVELS,
|
||||
BLOCK_SIZE,
|
||||
indexHasPos,
|
||||
indexHasOffsets,
|
||||
|
|
@ -692,7 +680,7 @@ public final class Lucene50PostingsReader extends PostingsReaderBase {
|
|||
if (skipper == null) {
|
||||
// Lazy init: first time this enum has ever been used for skipping
|
||||
skipper = new Lucene50SkipReader(docIn.clone(),
|
||||
Lucene50PostingsWriter.MAX_SKIP_LEVELS,
|
||||
MAX_SKIP_LEVELS,
|
||||
BLOCK_SIZE,
|
||||
true,
|
||||
indexHasOffsets,
|
||||
|
|
@ -1118,7 +1106,7 @@ public final class Lucene50PostingsReader extends PostingsReaderBase {
|
|||
if (skipper == null) {
|
||||
// Lazy init: first time this enum has ever been used for skipping
|
||||
skipper = new Lucene50SkipReader(docIn.clone(),
|
||||
Lucene50PostingsWriter.MAX_SKIP_LEVELS,
|
||||
MAX_SKIP_LEVELS,
|
||||
BLOCK_SIZE,
|
||||
true,
|
||||
indexHasOffsets,
|
||||
|
|
|
|||
|
|
@ -17,11 +17,22 @@ package org.apache.lucene.codecs.lucene50;
|
|||
* limitations under the License.
|
||||
*/
|
||||
|
||||
import static org.apache.lucene.codecs.lucene50.ForUtil.MAX_DATA_SIZE;
|
||||
import static org.apache.lucene.codecs.lucene50.ForUtil.MAX_ENCODED_SIZE;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.BLOCK_SIZE;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.DOC_CODEC;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.MAX_SKIP_LEVELS;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.PAY_CODEC;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.POS_CODEC;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.TERMS_CODEC;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.VERSION_CURRENT;
|
||||
|
||||
import java.io.IOException;
|
||||
|
||||
import org.apache.lucene.codecs.BlockTermState;
|
||||
import org.apache.lucene.codecs.CodecUtil;
|
||||
import org.apache.lucene.codecs.PushPostingsWriterBase;
|
||||
import org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.IntBlockTermState;
|
||||
import org.apache.lucene.index.CorruptIndexException;
|
||||
import org.apache.lucene.index.FieldInfo;
|
||||
import org.apache.lucene.index.IndexFileNames;
|
||||
|
|
@ -34,11 +45,6 @@ import org.apache.lucene.util.BytesRef;
|
|||
import org.apache.lucene.util.IOUtils;
|
||||
import org.apache.lucene.util.packed.PackedInts;
|
||||
|
||||
import static org.apache.lucene.codecs.lucene50.ForUtil.MAX_DATA_SIZE;
|
||||
import static org.apache.lucene.codecs.lucene50.ForUtil.MAX_ENCODED_SIZE;
|
||||
import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.BLOCK_SIZE;
|
||||
|
||||
|
||||
/**
|
||||
* Concrete class that writes docId(maybe frq,pos,offset,payloads) list
|
||||
* with postings format.
|
||||
|
|
@ -50,21 +56,6 @@ import static org.apache.lucene.codecs.lucene50.Lucene50PostingsFormat.BLOCK_SIZ
|
|||
*/
|
||||
public final class Lucene50PostingsWriter extends PushPostingsWriterBase {
|
||||
|
||||
/**
|
||||
* Expert: The maximum number of skip levels. Smaller values result in
|
||||
* slightly smaller indexes, but slower skipping in big posting lists.
|
||||
*/
|
||||
static final int MAX_SKIP_LEVELS = 10;
|
||||
|
||||
final static String TERMS_CODEC = "Lucene50PostingsWriterTerms";
|
||||
final static String DOC_CODEC = "Lucene50PostingsWriterDoc";
|
||||
final static String POS_CODEC = "Lucene50PostingsWriterPos";
|
||||
final static String PAY_CODEC = "Lucene50PostingsWriterPay";
|
||||
|
||||
// Increment version to change it
|
||||
final static int VERSION_START = 0;
|
||||
final static int VERSION_CURRENT = VERSION_START;
|
||||
|
||||
IndexOutput docOut;
|
||||
IndexOutput posOut;
|
||||
IndexOutput payOut;
|
||||
|
|
@ -178,41 +169,6 @@ public final class Lucene50PostingsWriter extends PushPostingsWriterBase {
|
|||
encoded = new byte[MAX_ENCODED_SIZE];
|
||||
}
|
||||
|
||||
final static class IntBlockTermState extends BlockTermState {
|
||||
long docStartFP = 0;
|
||||
long posStartFP = 0;
|
||||
long payStartFP = 0;
|
||||
long skipOffset = -1;
|
||||
long lastPosBlockOffset = -1;
|
||||
// docid when there is a single pulsed posting, otherwise -1
|
||||
// freq is always implicitly totalTermFreq in this case.
|
||||
int singletonDocID = -1;
|
||||
|
||||
@Override
|
||||
public IntBlockTermState clone() {
|
||||
IntBlockTermState other = new IntBlockTermState();
|
||||
other.copyFrom(this);
|
||||
return other;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void copyFrom(TermState _other) {
|
||||
super.copyFrom(_other);
|
||||
IntBlockTermState other = (IntBlockTermState) _other;
|
||||
docStartFP = other.docStartFP;
|
||||
posStartFP = other.posStartFP;
|
||||
payStartFP = other.payStartFP;
|
||||
lastPosBlockOffset = other.lastPosBlockOffset;
|
||||
skipOffset = other.skipOffset;
|
||||
singletonDocID = other.singletonDocID;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
return super.toString() + " docStartFP=" + docStartFP + " posStartFP=" + posStartFP + " payStartFP=" + payStartFP + " lastPosBlockOffset=" + lastPosBlockOffset + " singletonDocID=" + singletonDocID;
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public IntBlockTermState newTermState() {
|
||||
return new IntBlockTermState();
|
||||
|
|
|
|||
Loading…
Reference in New Issue