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LUCENE-4055: decouple SI/FI somewhat 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene4055@1339711 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Michael McCandless 2012-05-17 17:00:29 +00:00
parent bd0d03833a
commit 7c9361ff9e
42 changed files with 488 additions and 390 deletions
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7
lucene/core/src/java/org/apache/lucene/codecs/DocValuesFormat.java
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@ -30,7 +30,14 @@ import org.apache.lucene.index.SegmentReadState;
* @lucene.experimental
*/
public abstract class DocValuesFormat {
/** Consumes (writes) doc values during indexing. */
public abstract PerDocConsumer docsConsumer(PerDocWriteState state) throws IOException;
/** Produces (reads) doc values during reading/searching. */
public abstract PerDocProducer docsProducer(SegmentReadState state) throws IOException;
/** Gathers files (exact file name or a Pattern regex)
* associated with this segment. */
public abstract void files(SegmentInfo info, Set<String> files) throws IOException;
}

8
lucene/core/src/java/org/apache/lucene/codecs/FieldInfosFormat.java
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@ -28,7 +28,15 @@ import org.apache.lucene.index.SegmentInfo;
* @lucene.experimental
*/
public abstract class FieldInfosFormat {
/** Returns a {@link FieldInfosReader} to read field infos
* from the index */
public abstract FieldInfosReader getFieldInfosReader() throws IOException;
/** Returns a {@link FieldInfosWriter} to write field infos
* to the index */
public abstract FieldInfosWriter getFieldInfosWriter() throws IOException;
/** Gathers files (exact file name or a Pattern regex)
* associated with this segment. */
public abstract void files(SegmentInfo info, Set<String> files) throws IOException;
}

4
lucene/core/src/java/org/apache/lucene/codecs/LiveDocsFormat.java
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@ -43,7 +43,7 @@ public abstract class LiveDocsFormat {
* generation of the deletes file you should write to. */
public abstract void writeLiveDocs(MutableBits bits, Directory dir, SegmentInfo info, int newDelCount, IOContext context) throws IOException;
/** Records all files in use by this {@link SegmentInfo}
* into the files argument. */
/** Records all files (exact file name or a Pattern regex)
* in use by this {@link SegmentInfo} into the files argument. */
public abstract void files(SegmentInfo info, Set<String> files) throws IOException;
}

9
lucene/core/src/java/org/apache/lucene/codecs/NormsFormat.java
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@ -28,7 +28,16 @@ import org.apache.lucene.index.SegmentReadState;
* format for normalization factors
*/
public abstract class NormsFormat {
/** Returns a {@link PerDocConsumer} to write norms to the
* index. */
public abstract PerDocConsumer docsConsumer(PerDocWriteState state) throws IOException;
/** Returns a {@link PerDocProducer} to read norms from the
* index. */
public abstract PerDocProducer docsProducer(SegmentReadState state) throws IOException;
/** Gathers files (exact file name or a Pattern regex)
* associated with this segment. */
public abstract void files(SegmentInfo info, Set<String> files) throws IOException;
}

4
lucene/core/src/java/org/apache/lucene/codecs/PerDocProducerBase.java
View File

@ -97,6 +97,10 @@ public abstract class PerDocProducerBase extends PerDocProducer {
public static String docValuesId(String segmentsName, int fieldId) {
return segmentsName + "_" + fieldId;
}
public static String docValuesRegex(String segmentsName) {
return segmentsName + "_\\d+";
}
/**
* Loads a {@link DocValues} instance depending on the given {@link Type}.

2
lucene/core/src/java/org/apache/lucene/codecs/PostingsFormat.java
View File

@ -57,7 +57,7 @@ public abstract class PostingsFormat implements NamedSPILoader.NamedSPI {
public abstract FieldsProducer fieldsProducer(SegmentReadState state) throws IOException;
/**
* Gathers files associated with this segment
* Gathers files (exact file name or a Pattern regex) associated with this segment
*
* @param segmentInfo the {@link SegmentInfo} for this segment
* @param segmentSuffix the format's suffix within this segment

8
lucene/core/src/java/org/apache/lucene/codecs/StoredFieldsFormat.java
View File

@ -29,7 +29,15 @@ import org.apache.lucene.store.IOContext;
* Controls the format of stored fields
*/
public abstract class StoredFieldsFormat {
/** Returns a {@link StoredFieldsReader} to load stored
* fields. */
public abstract StoredFieldsReader fieldsReader(Directory directory, SegmentInfo si, FieldInfos fn, IOContext context) throws IOException;
/** Returns a {@link StoredFieldsWriter} to write stored
* fields. */
public abstract StoredFieldsWriter fieldsWriter(Directory directory, String segment, IOContext context) throws IOException;
/** Gathers files (exact file name or a Pattern regex)
* associated with this segment. */
public abstract void files(SegmentInfo info, Set<String> files) throws IOException;
}

8
lucene/core/src/java/org/apache/lucene/codecs/TermVectorsFormat.java
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@ -29,7 +29,15 @@ import org.apache.lucene.store.IOContext;
* Controls the format of term vectors
*/
public abstract class TermVectorsFormat {
/** Returns a {@link TermVectorsReader} to read term
* vectors. */
public abstract TermVectorsReader vectorsReader(Directory directory, SegmentInfo segmentInfo, FieldInfos fieldInfos, IOContext context) throws IOException;
/** Returns a {@link TermVectorsWriter} to write term
* vectors. */
public abstract TermVectorsWriter vectorsWriter(Directory directory, String segment, IOContext context) throws IOException;
/** Gathers files (exact file name or a Pattern regex)
* associated with this segment. */
public abstract void files(SegmentInfo info, Set<String> files) throws IOException;
}

13
lucene/core/src/java/org/apache/lucene/codecs/lucene3x/Lucene3xSegmentInfosReader.java
View File

@ -127,14 +127,14 @@ class Lucene3xSegmentInfosReader extends SegmentInfosReader {
final int delCount = input.readInt();
assert delCount <= docCount;
final int hasProx = input.readByte();
final boolean hasProx = input.readByte() == 1;
final Codec codec = Codec.forName("Lucene3x");
final Map<String,String> diagnostics = input.readStringStringMap();
final int hasVectors;
final boolean hasVectors;
if (format <= SegmentInfos.FORMAT_HAS_VECTORS) {
hasVectors = input.readByte();
hasVectors = input.readByte() == 1;
} else {
final String storesSegment;
final String ext;
@ -155,16 +155,17 @@ class Lucene3xSegmentInfosReader extends SegmentInfosReader {
dirToTest = dir;
}
try {
hasVectors = dirToTest.fileExists(IndexFileNames.segmentFileName(storesSegment, "", Lucene3xTermVectorsReader.VECTORS_INDEX_EXTENSION)) ? SegmentInfo.YES : SegmentInfo.NO;
hasVectors = dirToTest.fileExists(IndexFileNames.segmentFileName(storesSegment, "", Lucene3xTermVectorsReader.VECTORS_INDEX_EXTENSION));
} finally {
if (isCompoundFile) {
dirToTest.close();
}
}
}
// nocommit 3x always has norms?
return new SegmentInfo(dir, version, name, docCount, delGen, docStoreOffset,
docStoreSegment, docStoreIsCompoundFile, normGen, isCompoundFile,
delCount, hasProx, codec, diagnostics, hasVectors);
delCount, hasProx, codec, diagnostics, hasVectors, false, true, true);
}
}

16
lucene/core/src/java/org/apache/lucene/codecs/lucene40/Lucene40DocValuesConsumer.java
View File

@ -21,8 +21,6 @@ import java.io.IOException;
import java.util.Set;
import org.apache.lucene.codecs.lucene40.values.DocValuesWriterBase;
import org.apache.lucene.index.FieldInfo;
import org.apache.lucene.index.FieldInfos;
import org.apache.lucene.index.IndexFileNames;
import org.apache.lucene.index.PerDocWriteState;
import org.apache.lucene.index.SegmentInfo;
@ -69,15 +67,11 @@ public class Lucene40DocValuesConsumer extends DocValuesWriterBase {
}
public static void files(SegmentInfo segmentInfo, Set<String> files) throws IOException {
FieldInfos fieldInfos = segmentInfo.getFieldInfos();
for (FieldInfo fieldInfo : fieldInfos) {
if (fieldInfo.hasDocValues()) {
files.add(IndexFileNames.segmentFileName(segmentInfo.name, DOC_VALUES_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_EXTENSION));
files.add(IndexFileNames.segmentFileName(segmentInfo.name, DOC_VALUES_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_ENTRIES_EXTENSION));
assert segmentInfo.dir.fileExists(IndexFileNames.segmentFileName(segmentInfo.name, DOC_VALUES_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_ENTRIES_EXTENSION));
assert segmentInfo.dir.fileExists(IndexFileNames.segmentFileName(segmentInfo.name, DOC_VALUES_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_EXTENSION));
break;
}
if (segmentInfo.getHasDocValues()) {
files.add(IndexFileNames.segmentFileName(segmentInfo.name, DOC_VALUES_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_EXTENSION));
files.add(IndexFileNames.segmentFileName(segmentInfo.name, DOC_VALUES_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_ENTRIES_EXTENSION));
assert segmentInfo.dir.fileExists(IndexFileNames.segmentFileName(segmentInfo.name, DOC_VALUES_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_ENTRIES_EXTENSION));
assert segmentInfo.dir.fileExists(IndexFileNames.segmentFileName(segmentInfo.name, DOC_VALUES_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_EXTENSION));
}
}

14
lucene/core/src/java/org/apache/lucene/codecs/lucene40/Lucene40NormsFormat.java
View File

@ -123,15 +123,11 @@ public class Lucene40NormsFormat extends NormsFormat {
}
public static void files(SegmentInfo segmentInfo, Set<String> files) throws IOException {
final String normsFileName = IndexFileNames.segmentFileName(segmentInfo.name, NORMS_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_EXTENSION);
FieldInfos fieldInfos = segmentInfo.getFieldInfos();
for (FieldInfo fieldInfo : fieldInfos) {
if (fieldInfo.hasNorms()) {
final String normsEntriesFileName = IndexFileNames.segmentFileName(segmentInfo.name, NORMS_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_ENTRIES_EXTENSION);
files.add(normsFileName);
files.add(normsEntriesFileName);
return;
}
if (segmentInfo.getHasNorms()) {
final String normsFileName = IndexFileNames.segmentFileName(segmentInfo.name, NORMS_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_EXTENSION);
final String normsEntriesFileName = IndexFileNames.segmentFileName(segmentInfo.name, NORMS_SEGMENT_SUFFIX, IndexFileNames.COMPOUND_FILE_ENTRIES_EXTENSION);
files.add(normsFileName);
files.add(normsEntriesFileName);
}
}
}

10
lucene/core/src/java/org/apache/lucene/codecs/lucene40/Lucene40SegmentInfosReader.java
View File

@ -82,13 +82,17 @@ public class Lucene40SegmentInfosReader extends SegmentInfosReader {
final int delCount = input.readInt();
assert delCount <= docCount;
final int hasProx = input.readByte();
final boolean hasProx = input.readByte() == 1;
final Codec codec = Codec.forName(input.readString());
final Map<String,String> diagnostics = input.readStringStringMap();
final int hasVectors = input.readByte();
final boolean hasVectors = input.readByte() == 1;
final boolean hasDocValues = input.readByte() == 1;
final boolean hasNorms = input.readByte() == 1;
final boolean hasFreq = input.readByte() == 1;
return new SegmentInfo(dir, version, name, docCount, delGen, docStoreOffset,
docStoreSegment, docStoreIsCompoundFile, normGen, isCompoundFile,
delCount, hasProx, codec, diagnostics, hasVectors);
delCount, hasProx, codec, diagnostics, hasVectors, hasDocValues, hasNorms,
hasFreq);
}
}

7
lucene/core/src/java/org/apache/lucene/codecs/lucene40/Lucene40SegmentInfosWriter.java
View File

@ -95,10 +95,13 @@ public class Lucene40SegmentInfosWriter extends SegmentInfosWriter {
output.writeByte((byte) (si.getUseCompoundFile() ? SegmentInfo.YES : SegmentInfo.NO));
output.writeInt(si.getDelCount());
output.writeByte((byte) (si.getHasProxInternal()));
output.writeByte((byte) (si.getHasProx() ? 1 : 0));
output.writeString(si.getCodec().getName());
output.writeStringStringMap(si.getDiagnostics());
output.writeByte((byte) (si.getHasVectorsInternal()));
output.writeByte((byte) (si.getHasVectors() ? 1 : 0));
output.writeByte((byte) (si.getHasDocValues() ? 1 : 0));
output.writeByte((byte) (si.getHasNorms() ? 1 : 0));
output.writeByte((byte) (si.getHasFreq() ? 1 : 0));
}
protected IndexOutput createOutput(Directory dir, String segmentFileName, IOContext context)

3
lucene/core/src/java/org/apache/lucene/codecs/perfield/PerFieldPostingsFormat.java
View File

@ -336,6 +336,7 @@ public abstract class PerFieldPostingsFormat extends PostingsFormat {
final String mapFileName = IndexFileNames.segmentFileName(info.name, segmentSuffix, PER_FIELD_EXTENSION);
files.add(mapFileName);
// nocommit can we use regexp to simplify this?
try {
new VisitPerFieldFile(dir, info.name, segmentSuffix) {
@Override
@ -344,7 +345,7 @@ public abstract class PerFieldPostingsFormat extends PostingsFormat {
}
@Override
protected void visitOneField(String field, PostingsFormat format) {
protected void visitOneField(String field, PostingsFormat format) {
}
};
} catch (FileNotFoundException fnfe) {

55
lucene/core/src/java/org/apache/lucene/codecs/sep/SepDocValuesConsumer.java
View File

@ -35,6 +35,7 @@ import org.apache.lucene.util.IOUtils;
* Implementation of PerDocConsumer that uses separate files.
* @lucene.experimental
*/
public class SepDocValuesConsumer extends DocValuesWriterBase {
private final Directory directory;
private final FieldInfos fieldInfos;
@ -52,59 +53,21 @@ public class SepDocValuesConsumer extends DocValuesWriterBase {
public static void files(SegmentInfo segmentInfo,
Set<String> files) throws IOException {
files(segmentInfo.dir, segmentInfo.getFieldInfos(), segmentInfo.name, files);
files(segmentInfo, files);
}
@SuppressWarnings("fallthrough")
private static void files(Directory dir,FieldInfos fieldInfos, String segmentName, Set<String> files) {
for (FieldInfo fieldInfo : fieldInfos) {
if (fieldInfo.hasDocValues()) {
String filename = PerDocProducerBase.docValuesId(segmentName, fieldInfo.number);
switch (fieldInfo.getDocValuesType()) {
case BYTES_FIXED_DEREF:
case BYTES_VAR_DEREF:
case BYTES_VAR_STRAIGHT:
case BYTES_FIXED_SORTED:
case BYTES_VAR_SORTED:
files.add(IndexFileNames.segmentFileName(filename, "",
INDEX_EXTENSION));
try {
assert dir.fileExists(IndexFileNames.segmentFileName(filename, "",
INDEX_EXTENSION));
} catch (IOException e) {
// don't throw checked exception - dir is only used in assert
throw new RuntimeException(e);
}
// until here all types use an index
case BYTES_FIXED_STRAIGHT:
case FLOAT_32:
case FLOAT_64:
case VAR_INTS:
case FIXED_INTS_16:
case FIXED_INTS_32:
case FIXED_INTS_64:
case FIXED_INTS_8:
files.add(IndexFileNames.segmentFileName(filename, "",
DATA_EXTENSION));
try {
assert dir.fileExists(IndexFileNames.segmentFileName(filename, "",
DATA_EXTENSION));
} catch (IOException e) {
// don't throw checked exception - dir is only used in assert
throw new RuntimeException(e);
}
break;
default:
assert false;
}
}
}
private static void files(String segmentName, Set<String> files) {
String filename = PerDocProducerBase.docValuesRegex(segmentName);
files.add(IndexFileNames.segmentFileName(filename, "", INDEX_EXTENSION));
files.add(IndexFileNames.segmentFileName(filename, "", DATA_EXTENSION));
}
@Override
public void abort() {
Set<String> files = new HashSet<String>();
files(directory, fieldInfos, segmentName, files);
IOUtils.deleteFilesIgnoringExceptions(directory, files.toArray(new String[0]));
assert false: "sep is broken for now!!";
files(segmentName, files);
IOUtils.deleteFilesIgnoringExceptions(directory, SegmentInfo.findMatchingFiles(directory, files).toArray(new String[0]));
}
}

4
lucene/core/src/java/org/apache/lucene/codecs/sep/SepPostingsReader.java
View File

@ -69,7 +69,7 @@ public class SepPostingsReader extends PostingsReaderBase {
skipIn = dir.openInput(IndexFileNames.segmentFileName(segmentInfo.name, segmentSuffix, SepPostingsWriter.SKIP_EXTENSION), context);
if (segmentInfo.getFieldInfos().hasFreq()) {
if (segmentInfo.getHasFreq()) {
freqIn = intFactory.openInput(dir, IndexFileNames.segmentFileName(segmentInfo.name, segmentSuffix, SepPostingsWriter.FREQ_EXTENSION), context);
} else {
freqIn = null;
@ -93,7 +93,7 @@ public class SepPostingsReader extends PostingsReaderBase {
files.add(IndexFileNames.segmentFileName(segmentInfo.name, segmentSuffix, SepPostingsWriter.DOC_EXTENSION));
files.add(IndexFileNames.segmentFileName(segmentInfo.name, segmentSuffix, SepPostingsWriter.SKIP_EXTENSION));
if (segmentInfo.getFieldInfos().hasFreq()) {
if (segmentInfo.getHasFreq()) {
files.add(IndexFileNames.segmentFileName(segmentInfo.name, segmentSuffix, SepPostingsWriter.FREQ_EXTENSION));
}

5
lucene/core/src/java/org/apache/lucene/codecs/simpletext/SimpleTextDocValuesConsumer.java
View File

@ -286,7 +286,4 @@ public class SimpleTextDocValuesConsumer extends DocValuesConsumer {
protected Type getType() {
return type;
}
}
}

18
lucene/core/src/java/org/apache/lucene/codecs/simpletext/SimpleTextNormsFormat.java
View File

@ -129,25 +129,23 @@ public class SimpleTextNormsFormat extends NormsFormat {
@Override
public void abort() {
Set<String> files = new HashSet<String>();
filesInternal(state.fieldInfos, state.segmentName, files, segmentSuffix);
filesInternal(state.fieldInfos.hasNorms(), state.segmentName, files, segmentSuffix);
IOUtils.deleteFilesIgnoringExceptions(state.directory,
files.toArray(new String[0]));
SegmentInfo.findMatchingFiles(state.directory, files).toArray(new String[0]));
}
public static void files(SegmentInfo segmentInfo, Set<String> files)
throws IOException {
filesInternal(segmentInfo.getFieldInfos(), segmentInfo.name, files,
filesInternal(segmentInfo.getHasNorms(), segmentInfo.name, files,
NORMS_SEG_SUFFIX);
}
public static void filesInternal(FieldInfos fieldInfos, String segmentName,
public static void filesInternal(boolean hasNorms, String segmentName,
Set<String> files, String segmentSuffix) {
for (FieldInfo fieldInfo : fieldInfos) {
if (fieldInfo.hasNorms()) {
String id = docValuesId(segmentName, fieldInfo.number);
files.add(IndexFileNames.segmentFileName(id, "",
segmentSuffix));
}
if (hasNorms) {
String id = docValuesIdRegexp(segmentName);
files.add(IndexFileNames.segmentFileName(id, "",
segmentSuffix));
}
}
}

34
lucene/core/src/java/org/apache/lucene/codecs/simpletext/SimpleTextPerDocConsumer.java
View File

@ -58,37 +58,27 @@ class SimpleTextPerDocConsumer extends PerDocConsumer {
@Override
public void abort() {
Set<String> files = new HashSet<String>();
files(state.directory, state.fieldInfos, state.segmentName, files, segmentSuffix);
files(state.directory, state.segmentName, files, segmentSuffix);
IOUtils.deleteFilesIgnoringExceptions(state.directory,
files.toArray(new String[0]));
SegmentInfo.findMatchingFiles(state.directory, files).toArray(new String[0]));
}
static void files(SegmentInfo info, Set<String> files, String segmentSuffix) throws IOException {
files(info.dir, info.getFieldInfos(), info.name, files, segmentSuffix);
static void files(SegmentInfo info, Set<String> files, String segmentSuffix) {
files(info.dir, info.name, files, segmentSuffix);
}
static String docValuesId(String segmentsName, int fieldId) {
return segmentsName + "_" + fieldId;
}
@SuppressWarnings("fallthrough")
private static void files(Directory dir, FieldInfos fieldInfos,
String segmentName, Set<String> files, String segmentSuffix) {
for (FieldInfo fieldInfo : fieldInfos) {
if (fieldInfo.hasDocValues()) {
String filename = docValuesId(segmentName, fieldInfo.number);
files.add(IndexFileNames.segmentFileName(filename, "",
segmentSuffix));
try {
assert dir.fileExists(IndexFileNames.segmentFileName(filename, "",
segmentSuffix));
} catch (IOException e) {
// don't throw checked exception - dir is only used in assert
throw new RuntimeException(e);
}
}
}
static String docValuesIdRegexp(String segmentsName) {
return segmentsName + "_\\d+";
}
@SuppressWarnings("fallthrough")
private static void files(Directory dir,
String segmentName, Set<String> files, String segmentSuffix) {
files.add(IndexFileNames.segmentFileName(docValuesIdRegexp(segmentName), "",
segmentSuffix));
}
}

33
lucene/core/src/java/org/apache/lucene/codecs/simpletext/SimpleTextSegmentInfosReader.java
View File

@ -104,11 +104,23 @@ public class SimpleTextSegmentInfosReader extends SegmentInfosReader {
SimpleTextUtil.readLine(input, scratch);
assert StringHelper.startsWith(scratch, SI_HASPROX);
final int hasProx = readTernary(SI_HASPROX.length, scratch);
final boolean hasProx = Boolean.parseBoolean(readString(SI_HASPROX.length, scratch));
SimpleTextUtil.readLine(input, scratch);
assert StringHelper.startsWith(scratch, SI_HASVECTORS);
final int hasVectors = readTernary(SI_HASVECTORS.length, scratch);
final boolean hasVectors = Boolean.parseBoolean(readString(SI_HASVECTORS.length, scratch));
SimpleTextUtil.readLine(input, scratch);
assert StringHelper.startsWith(scratch, SI_HASDOCVALUES);
final boolean hasDocValues = Boolean.parseBoolean(readString(SI_HASDOCVALUES.length, scratch));
SimpleTextUtil.readLine(input, scratch);
assert StringHelper.startsWith(scratch, SI_HASNORMS);
final boolean hasNorms = Boolean.parseBoolean(readString(SI_HASNORMS.length, scratch));
SimpleTextUtil.readLine(input, scratch);
assert StringHelper.startsWith(scratch, SI_HASFREQS);
final boolean hasFreqs = Boolean.parseBoolean(readString(SI_HASFREQS.length, scratch));
SimpleTextUtil.readLine(input, scratch);
assert StringHelper.startsWith(scratch, SI_USECOMPOUND);
@ -168,23 +180,10 @@ public class SimpleTextSegmentInfosReader extends SegmentInfosReader {
return new SegmentInfo(directory, version, name, docCount, delGen, dsOffset,
dsSegment, dsCompoundFile, normGen, isCompoundFile,
delCount, hasProx, codec, diagnostics, hasVectors);
delCount, hasProx, codec, diagnostics, hasVectors, hasDocValues, hasNorms, hasFreqs);
}
private String readString(int offset, BytesRef scratch) {
return new String(scratch.bytes, scratch.offset+offset, scratch.length-offset, IOUtils.CHARSET_UTF_8);
}
private int readTernary(int offset, BytesRef scratch) throws IOException {
String s = readString(offset, scratch);
if ("check fieldinfo".equals(s)) {
return SegmentInfo.CHECK_FIELDINFO;
} else if ("true".equals(s)) {
return SegmentInfo.YES;
} else if ("false".equals(s)) {
return 0;
} else {
throw new CorruptIndexException("invalid ternary value: " + s);
}
}
}

29
lucene/core/src/java/org/apache/lucene/codecs/simpletext/SimpleTextSegmentInfosWriter.java
View File

@ -53,6 +53,9 @@ public class SimpleTextSegmentInfosWriter extends SegmentInfosWriter {
final static BytesRef SI_DELCOUNT = new BytesRef(" number of deletions ");
final static BytesRef SI_HASPROX = new BytesRef(" has prox ");
final static BytesRef SI_HASVECTORS = new BytesRef(" has vectors ");
final static BytesRef SI_HASDOCVALUES = new BytesRef(" has doc values ");
final static BytesRef SI_HASNORMS = new BytesRef(" has norms ");
final static BytesRef SI_HASFREQS = new BytesRef(" has freqs ");
final static BytesRef SI_USECOMPOUND = new BytesRef(" uses compound file ");
final static BytesRef SI_DSOFFSET = new BytesRef(" docstore offset ");
final static BytesRef SI_DSSEGMENT = new BytesRef(" docstore segment ");
@ -147,21 +150,23 @@ public class SimpleTextSegmentInfosWriter extends SegmentInfosWriter {
SimpleTextUtil.writeNewline(output);
SimpleTextUtil.write(output, SI_HASPROX);
switch(si.getHasProxInternal()) {
case SegmentInfo.YES: SimpleTextUtil.write(output, "true", scratch); break;
case SegmentInfo.CHECK_FIELDINFO: SimpleTextUtil.write(output, "check fieldinfo", scratch); break;
// its "NO" if its 'anything but YES'... such as 0
default: SimpleTextUtil.write(output, "false", scratch); break;
}
SimpleTextUtil.write(output, si.getHasProx() ? "true" : "false", scratch);
SimpleTextUtil.writeNewline(output);
SimpleTextUtil.write(output, SI_HASVECTORS);
switch(si.getHasVectorsInternal()) {
case SegmentInfo.YES: SimpleTextUtil.write(output, "true", scratch); break;
case SegmentInfo.CHECK_FIELDINFO: SimpleTextUtil.write(output, "check fieldinfo", scratch); break;
// its "NO" if its 'anything but YES'... such as 0
default: SimpleTextUtil.write(output, "false", scratch); break;
}
SimpleTextUtil.write(output, si.getHasVectors() ? "true" : "false", scratch);
SimpleTextUtil.writeNewline(output);
SimpleTextUtil.write(output, SI_HASDOCVALUES);
SimpleTextUtil.write(output, si.getHasDocValues() ? "true" : "false", scratch);
SimpleTextUtil.writeNewline(output);
SimpleTextUtil.write(output, SI_HASNORMS);
SimpleTextUtil.write(output, si.getHasNorms() ? "true" : "false", scratch);
SimpleTextUtil.writeNewline(output);
SimpleTextUtil.write(output, SI_HASFREQS);
SimpleTextUtil.write(output, si.getHasFreq() ? "true" : "false", scratch);
SimpleTextUtil.writeNewline(output);
SimpleTextUtil.write(output, SI_USECOMPOUND);

6
lucene/core/src/java/org/apache/lucene/index/CheckIndex.java
View File

@ -609,7 +609,7 @@ public class CheckIndex {
// Test Term Vectors
segInfoStat.termVectorStatus = testTermVectors(fieldInfos, info, reader, nf);
segInfoStat.docValuesStatus = testDocValues(info, reader);
segInfoStat.docValuesStatus = testDocValues(info, fieldInfos, reader);
// Rethrow the first exception we encountered
// This will cause stats for failed segments to be incremented properly
@ -1311,13 +1311,13 @@ public class CheckIndex {
}
private Status.DocValuesStatus testDocValues(SegmentInfo info,
SegmentReader reader) {
FieldInfos fieldInfos,
SegmentReader reader) {
final Status.DocValuesStatus status = new Status.DocValuesStatus();
try {
if (infoStream != null) {
infoStream.print(" test: DocValues........");
}
final FieldInfos fieldInfos = info.getFieldInfos();
for (FieldInfo fieldInfo : fieldInfos) {
if (fieldInfo.hasDocValues()) {
status.totalValueFields++;

27
lucene/core/src/java/org/apache/lucene/index/DocumentsWriterPerThread.java
View File

@ -17,25 +17,26 @@ package org.apache.lucene.index;
* limitations under the License.
*/
import static org.apache.lucene.util.ByteBlockPool.BYTE_BLOCK_MASK;
import static org.apache.lucene.util.ByteBlockPool.BYTE_BLOCK_SIZE;
import java.io.IOException;
import java.text.NumberFormat;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.util.Constants;
import org.apache.lucene.codecs.Codec;
import org.apache.lucene.index.DocumentsWriterDeleteQueue.DeleteSlice;
import org.apache.lucene.search.similarities.Similarity;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FlushInfo;
import org.apache.lucene.store.IOContext;
import org.apache.lucene.util.Counter;
import org.apache.lucene.util.ByteBlockPool.Allocator;
import org.apache.lucene.util.ByteBlockPool.DirectTrackingAllocator;
import org.apache.lucene.util.Counter;
import org.apache.lucene.util.InfoStream;
import org.apache.lucene.util.RamUsageEstimator;
import org.apache.lucene.util.MutableBits;
import org.apache.lucene.util.RamUsageEstimator;
import static org.apache.lucene.util.ByteBlockPool.BYTE_BLOCK_MASK;
import static org.apache.lucene.util.ByteBlockPool.BYTE_BLOCK_SIZE;
class DocumentsWriterPerThread {
@ -474,10 +475,22 @@ class DocumentsWriterPerThread {
try {
consumer.flush(flushState);
pendingDeletes.terms.clear();
final SegmentInfo newSegment = new SegmentInfo(segment, flushState.numDocs, directory, false, flushState.codec, fieldInfos.asReadOnly());
final SegmentInfo newSegment = new SegmentInfo(directory, Constants.LUCENE_MAIN_VERSION, segment, flushState.numDocs,
SegmentInfo.NO, -1, segment, false, null, false, 0,
flushState.fieldInfos.hasProx(), flushState.codec,
null,
flushState.fieldInfos.hasVectors(),
flushState.fieldInfos.hasDocValues(),
flushState.fieldInfos.hasNorms(),
flushState.fieldInfos.hasFreq());
if (infoStream.isEnabled("DWPT")) {
infoStream.message("DWPT", "new segment has " + (flushState.liveDocs == null ? 0 : (flushState.numDocs - flushState.delCountOnFlush)) + " deleted docs");
infoStream.message("DWPT", "new segment has " + (newSegment.getHasVectors() ? "vectors" : "no vectors"));
infoStream.message("DWPT", "new segment has " +
(newSegment.getHasVectors() ? "vectors" : "no vectors") + "; " +
(newSegment.getHasNorms() ? "norms" : "no norms") + "; " +
(newSegment.getHasDocValues() ? "docValues" : "no docValues") + "; " +
(newSegment.getHasProx() ? "prox" : "no prox") + "; " +
(newSegment.getHasProx() ? "freqs" : "no freqs"));
infoStream.message("DWPT", "flushedFiles=" + newSegment.files());
infoStream.message("DWPT", "flushed codec=" + newSegment.getCodec());
}

6
lucene/core/src/java/org/apache/lucene/index/FieldInfo.java
View File

@ -1,8 +1,5 @@
package org.apache.lucene.index;
import org.apache.lucene.index.DocValues.Type;
/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
@ -20,6 +17,8 @@ import org.apache.lucene.index.DocValues.Type;
* limitations under the License.
*/
import org.apache.lucene.index.DocValues.Type;
/**
* Access to the Fieldable Info file that describes document fields and whether or
* not they are indexed. Each segment has a separate Fieldable Info file. Objects
@ -27,6 +26,7 @@ import org.apache.lucene.index.DocValues.Type;
* be adding documents at a time, with no other reader or writer threads
* accessing this object.
**/
public final class FieldInfo {
public final String name;
public final int number;

24
lucene/core/src/java/org/apache/lucene/index/FieldInfos.java
View File

@ -91,6 +91,18 @@ public abstract class FieldInfos implements Cloneable,Iterable<FieldInfo> {
}
return false;
}
/**
* @return true if at least one field has doc values
*/
public boolean hasDocValues() {
for (FieldInfo fi : this) {
if (fi.hasDocValues()) {
return true;
}
}
return false;
}
/**
* @return true if at least one field has any norms
@ -103,16 +115,4 @@ public abstract class FieldInfos implements Cloneable,Iterable<FieldInfo> {
}
return false;
}
/**
* @return true if at least one field has docValues
*/
public boolean hasDocValues() {
for (FieldInfo fi : this) {
if (fi.hasDocValues()) {
return true;
}
}
return false;
}
}

26
lucene/core/src/java/org/apache/lucene/index/IndexFileDeleter.java
View File

@ -188,30 +188,6 @@ final class IndexFileDeleter {
sis = null;
}
}
if (sis != null) {
final SegmentInfos infos = sis;
for (SegmentInfo segmentInfo : infos) {
try {
/*
* Force FI to load for each segment since we could see a
* segments file and load successfully above if the files are
* still referenced when they are deleted and the os doesn't let
* you delete them. Yet its likely that fnm files are removed
* while seg file is still around Since LUCENE-2984 we need FI
* to find out if a seg has vectors and prox so we need those
* files to be opened for a commit point.
*/
segmentInfo.getFieldInfos();
} catch (FileNotFoundException e) {
refresh(segmentInfo.name);
sis = null;
if (infoStream.isEnabled("IFD")) {
infoStream.message("IFD", "init: hit FileNotFoundException when loading commit \"" + fileName + "\"; skipping this commit point");
}
}
}
}
if (sis != null) {
final CommitPoint commitPoint = new CommitPoint(commitsToDelete, directory, sis);
if (sis.getGeneration() == segmentInfos.getGeneration()) {
@ -488,7 +464,7 @@ final class IndexFileDeleter {
assert locked();
// If this is a commit point, also incRef the
// segments_N file:
for( final String fileName: segmentInfos.files(directory, isCommit) ) {
for(final String fileName: segmentInfos.files(directory, isCommit)) {
incRef(fileName);
}
}

92
lucene/core/src/java/org/apache/lucene/index/IndexWriter.java
View File

@ -661,7 +661,7 @@ public class IndexWriter implements Closeable, TwoPhaseCommit {
rollbackSegments = segmentInfos.createBackupSegmentInfos(true);
// start with previous field numbers, but new FieldInfos
globalFieldNumberMap = segmentInfos.getOrLoadGlobalFieldNumberMap();
globalFieldNumberMap = getOrLoadGlobalFieldNumberMap();
docWriter = new DocumentsWriter(codec, config, directory, this, globalFieldNumberMap, bufferedDeletesStream);
// Default deleter (for backwards compatibility) is
@ -702,6 +702,55 @@ public class IndexWriter implements Closeable, TwoPhaseCommit {
}
}
}
private FieldInfos getFieldInfos(SegmentInfo info) throws IOException {
Directory cfsDir = null;
try {
if (info.getUseCompoundFile()) {
cfsDir = new CompoundFileDirectory(directory,
IndexFileNames.segmentFileName(info.name, "", IndexFileNames.COMPOUND_FILE_EXTENSION),
IOContext.READONCE,
false);
} else {
cfsDir = directory;
}
return info.getCodec().fieldInfosFormat().getFieldInfosReader().read(cfsDir,
info.name,
IOContext.READONCE);
} finally {
if (info.getUseCompoundFile() && cfsDir != null) {
cfsDir.close();
}
}
}
/**
* Loads or returns the already loaded the global field number map for this {@link SegmentInfos}.
* If this {@link SegmentInfos} has no global field number map the returned instance is empty
*/
private FieldNumberBiMap getOrLoadGlobalFieldNumberMap() throws IOException {
final FieldNumberBiMap map = new FieldNumberBiMap();
if (segmentInfos.size() > 0) {
if (segmentInfos.getFormat() > SegmentInfos.FORMAT_DIAGNOSTICS) {
// Pre-3.1 index. In this case we sweep all
// segments, merging their FieldInfos:
for(SegmentInfo info : segmentInfos) {
for(FieldInfo fi : getFieldInfos(info)) {
map.addOrGet(fi.name, fi.number);
}
}
} else {
// Already >= 3.1 index; just seed the FieldInfos
// from the last segment
for(FieldInfo fi : getFieldInfos(segmentInfos.info(segmentInfos.size()-1))) {
map.addOrGet(fi.name, fi.number);
}
}
}
return map;
}
/**
* Returns the private {@link IndexWriterConfig}, cloned
@ -2233,14 +2282,20 @@ public class IndexWriter implements Closeable, TwoPhaseCommit {
mergedName, MergeState.CheckAbort.NONE, payloadProcessorProvider,
new MutableFieldInfos(globalFieldNumberMap), codec, context);
for (IndexReader reader : readers) // add new indexes
for (IndexReader reader : readers) { // add new indexes
merger.add(reader);
}
MergeState mergeState = merger.merge(); // merge 'em
int docCount = mergeState.mergedDocCount;
final FieldInfos fieldInfos = mergeState.fieldInfos;
SegmentInfo info = new SegmentInfo(mergedName, docCount, directory,
false, codec,
fieldInfos);
SegmentInfo info = new SegmentInfo(directory, Constants.LUCENE_MAIN_VERSION, mergedName, docCount,
SegmentInfo.NO, -1, mergedName, false, null, false, 0,
mergeState.fieldInfos.hasProx(), codec, null,
mergeState.fieldInfos.hasVectors(),
mergeState.fieldInfos.hasDocValues(),
mergeState.fieldInfos.hasNorms(),
mergeState.fieldInfos.hasFreq());
setDiagnostics(info, "addIndexes(IndexReader...)");
boolean useCompoundFile;
@ -3157,7 +3212,7 @@ public class IndexWriter implements Closeable, TwoPhaseCommit {
// Bind a new segment name here so even with
// ConcurrentMergePolicy we keep deterministic segment
// names.
merge.info = new SegmentInfo(newSegmentName(), 0, directory, false, null, new MutableFieldInfos(globalFieldNumberMap));
merge.info = new SegmentInfo(newSegmentName(), 0, directory, false, null);
// TODO: in the non-pool'd case this is somewhat
// wasteful, because we open these readers, close them,
@ -3320,11 +3375,11 @@ public class IndexWriter implements Closeable, TwoPhaseCommit {
final MergeState.CheckAbort checkAbort = new MergeState.CheckAbort(merge, directory);
SegmentMerger merger = new SegmentMerger(infoStream, directory, config.getTermIndexInterval(), mergedName, checkAbort,
// nocommit
payloadProcessorProvider, (MutableFieldInfos)merge.info.getFieldInfos(), codec, context);
// nocommit
payloadProcessorProvider, new MutableFieldInfos(globalFieldNumberMap), codec, context);
if (infoStream.isEnabled("IW")) {
infoStream.message("IW", "merging " + segString(merge.segments) + " mergeVectors=" + merge.info.getFieldInfos().hasVectors());
infoStream.message("IW", "merging " + segString(merge.segments) + " mergeVectors=" + merge.info.getHasVectors());
}
merge.readers = new ArrayList<SegmentReader>();
@ -3383,11 +3438,26 @@ public class IndexWriter implements Closeable, TwoPhaseCommit {
MergeState mergeState = merger.merge();
mergedDocCount = merge.info.docCount = mergeState.mergedDocCount;
// LUCENE-3403: set hasVectors after merge(), so that it is properly set.
merge.info.setHasVectors(mergeState.fieldInfos.hasVectors());
merge.info.setHasProx(mergeState.fieldInfos.hasProx());
merge.info.setHasFreq(mergeState.fieldInfos.hasFreq());
merge.info.setHasDocValues(mergeState.fieldInfos.hasDocValues());
merge.info.setHasNorms(mergeState.fieldInfos.hasNorms());
// Record which codec was used to write the segment
// nocommit stop doing this once we call non-wimpy
// ctor when we make the merge.info:
merge.info.setCodec(codec);
if (infoStream.isEnabled("IW")) {
infoStream.message("IW", "merge codec=" + codec + " docCount=" + mergedDocCount);
infoStream.message("IW", "merge codec=" + codec + " docCount=" + mergedDocCount + "; merged segment has " +
(merge.info.getHasVectors() ? "vectors" : "no vectors") + "; " +
(merge.info.getHasNorms() ? "norms" : "no norms") + "; " +
(merge.info.getHasDocValues() ? "docValues" : "no docValues") + "; " +
(merge.info.getHasProx() ? "prox" : "no prox") + "; " +
(merge.info.getHasProx() ? "freqs" : "no freqs"));
}
// Very important to do this before opening the reader

5
lucene/core/src/java/org/apache/lucene/index/MutableFieldInfos.java
View File

@ -50,8 +50,8 @@ final class MutableFieldInfos extends FieldInfos {
final Integer preferredBoxed = Integer.valueOf(preferredFieldNumber);
if (preferredFieldNumber != -1 && !numberToName.containsKey(preferredBoxed)) {
// cool - we can use this number globally
fieldNumber = preferredBoxed;
// cool - we can use this number globally
fieldNumber = preferredBoxed;
} else {
// find a new FieldNumber
while (numberToName.containsKey(++lowestUnassignedFieldNumber)) {
@ -62,7 +62,6 @@ final class MutableFieldInfos extends FieldInfos {
numberToName.put(fieldNumber, fieldName);
nameToNumber.put(fieldName, fieldNumber);
}
return fieldNumber.intValue();

18
lucene/core/src/java/org/apache/lucene/index/ReadOnlyFieldInfos.java
View File

@ -1,14 +1,5 @@
package org.apache.lucene.index;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.SortedMap;
import java.util.TreeMap;
import org.apache.lucene.index.FieldInfo.IndexOptions;
/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
@ -26,6 +17,15 @@ import org.apache.lucene.index.FieldInfo.IndexOptions;
* limitations under the License.
*/
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.SortedMap;
import java.util.TreeMap;
import org.apache.lucene.index.FieldInfo.IndexOptions;
// nocommit: temporary
public final class ReadOnlyFieldInfos extends FieldInfos {
// nocommit

7
lucene/core/src/java/org/apache/lucene/index/SegmentCoreReaders.java
View File

@ -24,6 +24,7 @@ import java.util.Set;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.lucene.codecs.Codec;
import org.apache.lucene.codecs.FieldInfosReader;
import org.apache.lucene.codecs.FieldsProducer;
import org.apache.lucene.codecs.PerDocProducer;
import org.apache.lucene.codecs.PostingsFormat;
@ -98,9 +99,8 @@ final class SegmentCoreReaders {
cfsReader = null;
cfsDir = dir;
}
si.loadFieldInfos(cfsDir, false); // prevent opening the CFS to load fieldInfos
fieldInfos = si.getFieldInfos();
fieldInfos = codec.fieldInfosFormat().getFieldInfosReader().read(cfsDir, si.name, IOContext.READONCE);
this.termsIndexDivisor = termsIndexDivisor;
final PostingsFormat format = codec.postingsFormat();
final SegmentReadState segmentReadState = new SegmentReadState(cfsDir, si, fieldInfos, context, termsIndexDivisor);
@ -110,6 +110,7 @@ final class SegmentCoreReaders {
// ask codec for its Norms:
// TODO: since we don't write any norms file if there are no norms,
// kinda jaky to assume the codec handles the case of no norms file at all gracefully?!
// nocommit shouldn't we check si.getHasNorms()/si.getHasDocValues()...?
norms = codec.normsFormat().docsProducer(segmentReadState);
perDocProducer = codec.docValuesFormat().docsProducer(segmentReadState);

206
lucene/core/src/java/org/apache/lucene/index/SegmentInfo.java
View File

@ -23,9 +23,10 @@ import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Map;
import java.util.Set;
import java.util.regex.Pattern;
import org.apache.lucene.codecs.Codec;
import org.apache.lucene.codecs.FieldInfosReader;
@ -70,10 +71,11 @@ public final class SegmentInfo implements Cloneable {
private boolean isCompoundFile;
private volatile List<String> files; // cached list of files that this segment uses
// nocommit should we stop caching the files!?
private volatile List<String> files; // cached list of files that this segment uses
// in the Directory
private volatile long sizeInBytes = -1; // total byte size of all files (computed on demand)
private volatile long sizeInBytes = -1; // total byte size of all files (computed on demand)
//TODO: LUCENE-2555: remove once we don't need to support shared doc stores (pre 4.0)
private int docStoreOffset; // if this segment shares stored fields & vectors, this
@ -86,13 +88,11 @@ public final class SegmentInfo implements Cloneable {
private int delCount; // How many deleted docs in this segment
//TODO: remove when we don't have to support old indexes anymore that had this field
private int hasVectors = CHECK_FIELDINFO;
//TODO: remove when we don't have to support old indexes anymore that had this field
private int hasProx = CHECK_FIELDINFO; // True if this segment has any fields with positional information
private FieldInfos fieldInfos;
private boolean hasVectors; // True if this segment has any term vectors fields
private boolean hasDocValues; // True if this segment has any doc values fields
private boolean hasFreq; // True if this segment has any fields with docFreq information
private boolean hasProx; // True if this segment has any fields with positional information
private boolean hasNorms; // True if this segment has any fields with norms enabled
private Codec codec;
@ -109,11 +109,9 @@ public final class SegmentInfo implements Cloneable {
// this is never written to/read from the Directory
private long bufferedDeletesGen;
// holds the fieldInfos Version to refresh files() cache if FI has changed
private long fieldInfosVersion;
// nocommit why do we have this wimpy ctor...?
public SegmentInfo(String name, int docCount, Directory dir, boolean isCompoundFile,
Codec codec, FieldInfos fieldInfos) {
Codec codec) {
this.name = name;
this.docCount = docCount;
this.dir = dir;
@ -124,7 +122,6 @@ public final class SegmentInfo implements Cloneable {
this.codec = codec;
delCount = 0;
version = Constants.LUCENE_MAIN_VERSION;
this.fieldInfos = fieldInfos;
}
void setDiagnostics(Map<String, String> diagnostics) {
@ -142,7 +139,8 @@ public final class SegmentInfo implements Cloneable {
*/
public SegmentInfo(Directory dir, String version, String name, int docCount, long delGen, int docStoreOffset,
String docStoreSegment, boolean docStoreIsCompoundFile, Map<Integer,Long> normGen, boolean isCompoundFile,
int delCount, int hasProx, Codec codec, Map<String,String> diagnostics, int hasVectors) {
int delCount, boolean hasProx, Codec codec, Map<String,String> diagnostics, boolean hasVectors, boolean hasDocValues,
boolean hasNorms, boolean hasFreq) {
this.dir = dir;
this.version = version;
this.name = name;
@ -157,48 +155,75 @@ public final class SegmentInfo implements Cloneable {
this.hasProx = hasProx;
this.codec = codec;
this.diagnostics = diagnostics;
// nocommit remove these now that we can do regexp instead!
this.hasVectors = hasVectors;
}
synchronized void loadFieldInfos(Directory dir, boolean checkCompoundFile) throws IOException {
if (fieldInfos == null) {
Directory dir0 = dir;
if (isCompoundFile && checkCompoundFile) {
dir0 = new CompoundFileDirectory(dir, IndexFileNames.segmentFileName(name,
"", IndexFileNames.COMPOUND_FILE_EXTENSION), IOContext.READONCE, false);
}
try {
FieldInfosReader reader = codec.fieldInfosFormat().getFieldInfosReader();
fieldInfos = reader.read(dir0, name, IOContext.READONCE);
} finally {
if (dir != dir0) {
dir0.close();
}
}
}
this.hasDocValues = hasDocValues;
this.hasNorms = hasNorms;
this.hasFreq = hasFreq;
}
/**
* Returns total size in bytes of all of files used by this segment
*/
public long sizeInBytes() throws IOException {
long sum = 0;
for (final String fileName : files()) {
sum += dir.fileLength(fileName);
}
sizeInBytes = sum;
return sizeInBytes;
long sum = 0;
for (final String fileName : files()) {
sum += dir.fileLength(fileName);
}
sizeInBytes = sum;
return sizeInBytes;
}
// nocommit: ideally codec stores this info privately:
public boolean getHasFreq() throws IOException {
return hasFreq;
}
public void setHasFreq(boolean hasFreq) {
this.hasFreq = hasFreq;
clearFilesCache();
}
// nocommit: ideally codec stores this info privately:
public boolean getHasProx() throws IOException {
return hasProx;
}
public void setHasProx(boolean hasProx) {
this.hasProx = hasProx;
clearFilesCache();
}
// nocommit: ideally codec stores this info privately:
public boolean getHasVectors() throws IOException {
return hasVectors == CHECK_FIELDINFO ? getFieldInfos().hasVectors() : hasVectors == YES;
return hasVectors;
}
public void setHasVectors(boolean hasVectors) {
this.hasVectors = hasVectors;
clearFilesCache();
}
// nocommit: ideally codec stores this info privately:
public boolean getHasDocValues() throws IOException {
return hasDocValues;
}
public void setHasDocValues(boolean hasDocValues) {
this.hasDocValues = hasDocValues;
clearFilesCache();
}
public FieldInfos getFieldInfos() throws IOException {
loadFieldInfos(dir, true);
return fieldInfos;
// nocommit: ideally codec stores this info privately:
public boolean getHasNorms() throws IOException {
return hasNorms;
}
public void setHasNorms(boolean hasNorms) {
this.hasNorms = hasNorms;
clearFilesCache();
}
public boolean hasDeletions() {
// Cases:
//
@ -232,24 +257,20 @@ public final class SegmentInfo implements Cloneable {
@Override
public SegmentInfo clone() {
final SegmentInfo si = new SegmentInfo(name, docCount, dir, isCompoundFile, codec,
fieldInfos == null ? null : fieldInfos.clone());
si.docStoreOffset = docStoreOffset;
si.docStoreSegment = docStoreSegment;
si.docStoreIsCompoundFile = docStoreIsCompoundFile;
si.delGen = delGen;
si.delCount = delCount;
si.diagnostics = new HashMap<String, String>(diagnostics);
final HashMap<Integer,Long> clonedNormGen;
if (normGen != null) {
si.normGen = new HashMap<Integer, Long>();
clonedNormGen = new HashMap<Integer, Long>();
for (Entry<Integer,Long> entry : normGen.entrySet()) {
si.normGen.put(entry.getKey(), entry.getValue());
clonedNormGen.put(entry.getKey(), entry.getValue());
}
} else {
clonedNormGen = null;
}
si.version = version;
si.hasProx = hasProx;
si.hasVectors = hasVectors;
return si;
return new SegmentInfo(dir, version, name, docCount, delGen, docStoreOffset,
docStoreSegment, docStoreIsCompoundFile, clonedNormGen, isCompoundFile,
delCount, hasProx, codec, new HashMap<String,String>(diagnostics),
hasVectors, hasDocValues, hasNorms, hasFreq);
}
/**
@ -337,10 +358,6 @@ public final class SegmentInfo implements Cloneable {
return docStoreSegment;
}
public boolean getHasProx() throws IOException {
return hasProx == CHECK_FIELDINFO ? getFieldInfos().hasProx() : hasProx == YES;
}
/** Can only be called once. */
public void setCodec(Codec codec) {
assert this.codec == null;
@ -354,6 +371,39 @@ public final class SegmentInfo implements Cloneable {
return codec;
}
// nocommit move elsewhere? IndexFileNames?
public static List<String> findMatchingFiles(Directory dir, Set<String> namesOrPatterns) {
// nocommit need more efficient way to do this?
List<String> files = new ArrayList<String>();
final String[] existingFiles;
try {
existingFiles = dir.listAll();
} catch (IOException ioe) {
// nocommit maybe just throw IOE...? not sure how far up we'd have to change sigs...
throw new RuntimeException(ioe);
}
for(String nameOrPattern : namesOrPatterns) {
boolean exists = false;
try {
exists = dir.fileExists(nameOrPattern);
} catch (IOException ioe) {
// nocommit maybe just throw IOE...?
// Ignore
}
if (exists) {
files.add(nameOrPattern);
} else {
for(String file : existingFiles) {
if (Pattern.matches(nameOrPattern, file)) {
files.add(file);
}
}
}
}
return files;
}
/*
* Return all files referenced by this SegmentInfo. The
* returns List is a locally cached List so you should not
@ -361,20 +411,13 @@ public final class SegmentInfo implements Cloneable {
*/
public List<String> files() throws IOException {
final long fisVersion = fieldInfosVersion;
// nocommit
FieldInfos infos = getFieldInfos();
if (infos instanceof MutableFieldInfos && fisVersion != (fieldInfosVersion = ((MutableFieldInfos)infos).getVersion())) {
clearFilesCache(); // FIS has modifications - need to recompute
} else if (files != null) {
// Already cached:
return files;
if (files == null) {
// nocommit maybe don't cache...?
// Cache
final Set<String> fileSet = new HashSet<String>();
codec.files(this, fileSet);
files = findMatchingFiles(dir, fileSet);
}
final Set<String> fileSet = new HashSet<String>();
codec.files(this, fileSet);
files = new ArrayList<String>(fileSet);
return files;
}
@ -502,17 +545,4 @@ public final class SegmentInfo implements Cloneable {
public Map<Integer,Long> getNormGen() {
return normGen;
}
// TODO: clean up this SI/FI stuff here
/** returns the 'real' value for hasProx (doesn't consult fieldinfos)
* @lucene.internal */
public int getHasProxInternal() {
return hasProx;
}
/** returns the 'real' value for hasVectors (doesn't consult fieldinfos)
* @lucene.internal */
public int getHasVectorsInternal() {
return hasVectors;
}
}

24
lucene/core/src/java/org/apache/lucene/index/SegmentInfos.java
View File

@ -130,8 +130,6 @@ public final class SegmentInfos implements Cloneable, Iterable<SegmentInfo> {
private int format;
private FieldNumberBiMap globalFieldNumberMap; // this segments global field number map - lazy loaded on demand
private List<SegmentInfo> segments = new ArrayList<SegmentInfo>();
private Set<SegmentInfo> segmentSet = new HashSet<SegmentInfo>();
private transient List<SegmentInfo> cachedUnmodifiableList;
@ -896,28 +894,6 @@ public final class SegmentInfos implements Cloneable, Iterable<SegmentInfo> {
version++;
}
/**
* Loads or returns the already loaded the global field number map for this {@link SegmentInfos}.
* If this {@link SegmentInfos} has no global field number map the returned instance is empty
*/
FieldNumberBiMap getOrLoadGlobalFieldNumberMap() throws IOException {
if (globalFieldNumberMap != null) {
return globalFieldNumberMap;
}
final FieldNumberBiMap map = new FieldNumberBiMap();
if (size() > 0) {
// build the map up
for (SegmentInfo info : this) {
final FieldInfos segFieldInfos = info.getFieldInfos();
for (FieldInfo fi : segFieldInfos) {
map.addOrGet(fi.name, fi.number);
}
}
}
return globalFieldNumberMap = map;
}
/** applies all changes caused by committing a merge to this SegmentInfos */
void applyMergeChanges(MergePolicy.OneMerge merge, boolean dropSegment) {
final Set<SegmentInfo> mergedAway = new HashSet<SegmentInfo>(merge.segments);

2
lucene/core/src/java/org/apache/lucene/util/PrintStreamInfoStream.java
View File

@ -33,7 +33,7 @@ public class PrintStreamInfoStream extends InfoStream {
private static final AtomicInteger MESSAGE_ID = new AtomicInteger();
protected final int messageID;
private final PrintStream stream;
protected final PrintStream stream;
public PrintStreamInfoStream(PrintStream stream) {
this(stream, MESSAGE_ID.getAndIncrement());

15
lucene/core/src/test/org/apache/lucene/index/TestCodecs.java
View File

@ -31,9 +31,9 @@ import org.apache.lucene.codecs.TermsConsumer;
import org.apache.lucene.codecs.lucene3x.Lucene3xCodec;
import org.apache.lucene.codecs.mocksep.MockSepPostingsFormat;
import org.apache.lucene.document.Document;
import org.apache.lucene.index.FieldInfo.IndexOptions;
import org.apache.lucene.document.FieldType;
import org.apache.lucene.document.TextField;
import org.apache.lucene.index.FieldInfo.IndexOptions;
import org.apache.lucene.search.DocIdSetIterator;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.PhraseQuery;
@ -41,6 +41,7 @@ import org.apache.lucene.search.Query;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.store.Directory;
import org.apache.lucene.util.BytesRef;
import org.apache.lucene.util.Constants;
import org.apache.lucene.util.InfoStream;
import org.apache.lucene.util.LuceneTestCase;
import org.apache.lucene.util.OpenBitSet;
@ -253,10 +254,9 @@ public class TestCodecs extends LuceneTestCase {
final FieldData[] fields = new FieldData[] {field};
final Directory dir = newDirectory();
FieldInfos clonedFieldInfos = fieldInfos.clone();
this.write(fieldInfos, dir, fields, true);
Codec codec = Codec.getDefault();
final SegmentInfo si = new SegmentInfo(SEGMENT, 10000, dir, false, codec, clonedFieldInfos);
final SegmentInfo si = new SegmentInfo(SEGMENT, 10000, dir, false, codec);
final FieldsProducer reader = codec.postingsFormat().fieldsProducer(new SegmentReadState(dir, si, fieldInfos, newIOContext(random()), DirectoryReader.DEFAULT_TERMS_INDEX_DIVISOR));
@ -309,10 +309,15 @@ public class TestCodecs extends LuceneTestCase {
System.out.println("TEST: now write postings");
}
FieldInfos clonedFieldInfos = fieldInfos.clone();
this.write(fieldInfos, dir, fields, false);
Codec codec = Codec.getDefault();
final SegmentInfo si = new SegmentInfo(SEGMENT, 10000, dir, false, codec, clonedFieldInfos);
final SegmentInfo si = new SegmentInfo(dir, Constants.LUCENE_MAIN_VERSION, SEGMENT, 10000, -1, -1,
SEGMENT, false, null, false, 0,
fieldInfos.hasProx(),
codec, null, fieldInfos.hasVectors(),
fieldInfos.hasDocValues(),
fieldInfos.hasNorms(),
fieldInfos.hasFreq());
if (VERBOSE) {
System.out.println("TEST: now read postings");

45
lucene/core/src/test/org/apache/lucene/index/TestConsistentFieldNumbers.java
View File

@ -26,9 +26,12 @@ import org.apache.lucene.document.FieldType;
import org.apache.lucene.document.StoredField;
import org.apache.lucene.document.StringField;
import org.apache.lucene.document.TextField;
import org.apache.lucene.store.CompoundFileDirectory;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.IOContext;
import org.apache.lucene.util.FailOnNonBulkMergesInfoStream;
import org.apache.lucene.util.LuceneTestCase;
import org.apache.lucene.util._TestUtil;
import org.junit.Test;
public class TestConsistentFieldNumbers extends LuceneTestCase {
@ -66,8 +69,8 @@ public class TestConsistentFieldNumbers extends LuceneTestCase {
sis.read(dir);
assertEquals(2, sis.size());
FieldInfos fis1 = sis.info(0).getFieldInfos();
FieldInfos fis2 = sis.info(1).getFieldInfos();
FieldInfos fis1 = _TestUtil.getFieldInfos(sis.info(0));
FieldInfos fis2 = _TestUtil.getFieldInfos(sis.info(1));
assertEquals("f1", fis1.fieldInfo(0).name);
assertEquals("f2", fis1.fieldInfo(1).name);
@ -84,7 +87,7 @@ public class TestConsistentFieldNumbers extends LuceneTestCase {
sis.read(dir);
assertEquals(1, sis.size());
FieldInfos fis3 = sis.info(0).getFieldInfos();
FieldInfos fis3 = _TestUtil.getFieldInfos(sis.info(0));
assertEquals("f1", fis3.fieldInfo(0).name);
assertEquals("f2", fis3.fieldInfo(1).name);
@ -129,8 +132,8 @@ public class TestConsistentFieldNumbers extends LuceneTestCase {
sis.read(dir1);
assertEquals(2, sis.size());
FieldInfos fis1 = sis.info(0).getFieldInfos();
FieldInfos fis2 = sis.info(1).getFieldInfos();
FieldInfos fis1 = _TestUtil.getFieldInfos(sis.info(0));
FieldInfos fis2 = _TestUtil.getFieldInfos(sis.info(1));
assertEquals("f1", fis1.fieldInfo(0).name);
assertEquals("f2", fis1.fieldInfo(1).name);
@ -140,22 +143,6 @@ public class TestConsistentFieldNumbers extends LuceneTestCase {
assertEquals("f3", fis2.fieldInfo(2).name);
assertEquals("f4", fis2.fieldInfo(3).name);
writer = new IndexWriter(dir1, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random())));
writer.forceMerge(1);
writer.close();
sis = new SegmentInfos();
sis.read(dir1);
assertEquals(1, sis.size());
FieldInfos fis3 = sis.info(0).getFieldInfos();
// after merging the ordering should be identical to the first segment
assertEquals("f1", fis3.fieldInfo(0).name);
assertEquals("f2", fis3.fieldInfo(1).name);
assertEquals("f3", fis3.fieldInfo(2).name);
assertEquals("f4", fis3.fieldInfo(3).name);
dir1.close();
dir2.close();
}
@ -176,7 +163,7 @@ public class TestConsistentFieldNumbers extends LuceneTestCase {
SegmentInfos sis = new SegmentInfos();
sis.read(dir);
assertEquals(1, sis.size());
FieldInfos fis1 = sis.info(0).getFieldInfos();
FieldInfos fis1 = _TestUtil.getFieldInfos(sis.info(0));
assertEquals("f1", fis1.fieldInfo(0).name);
assertEquals("f2", fis1.fieldInfo(1).name);
}
@ -195,8 +182,8 @@ public class TestConsistentFieldNumbers extends LuceneTestCase {
SegmentInfos sis = new SegmentInfos();
sis.read(dir);
assertEquals(2, sis.size());
FieldInfos fis1 = sis.info(0).getFieldInfos();
FieldInfos fis2 = sis.info(1).getFieldInfos();
FieldInfos fis1 = _TestUtil.getFieldInfos(sis.info(0));
FieldInfos fis2 = _TestUtil.getFieldInfos(sis.info(1));
assertEquals("f1", fis1.fieldInfo(0).name);
assertEquals("f2", fis1.fieldInfo(1).name);
assertEquals("f1", fis2.fieldInfo(0).name);
@ -218,9 +205,9 @@ public class TestConsistentFieldNumbers extends LuceneTestCase {
SegmentInfos sis = new SegmentInfos();
sis.read(dir);
assertEquals(3, sis.size());
FieldInfos fis1 = sis.info(0).getFieldInfos();
FieldInfos fis2 = sis.info(1).getFieldInfos();
FieldInfos fis3 = sis.info(2).getFieldInfos();
FieldInfos fis1 = _TestUtil.getFieldInfos(sis.info(0));
FieldInfos fis2 = _TestUtil.getFieldInfos(sis.info(1));
FieldInfos fis3 = _TestUtil.getFieldInfos(sis.info(2));
assertEquals("f1", fis1.fieldInfo(0).name);
assertEquals("f2", fis1.fieldInfo(1).name);
assertEquals("f1", fis2.fieldInfo(0).name);
@ -252,7 +239,7 @@ public class TestConsistentFieldNumbers extends LuceneTestCase {
SegmentInfos sis = new SegmentInfos();
sis.read(dir);
assertEquals(1, sis.size());
FieldInfos fis1 = sis.info(0).getFieldInfos();
FieldInfos fis1 = _TestUtil.getFieldInfos(sis.info(0));
assertEquals("f1", fis1.fieldInfo(0).name);
assertEquals("f2", fis1.fieldInfo(1).name);
assertEquals("f3", fis1.fieldInfo(2).name);
@ -290,7 +277,7 @@ public class TestConsistentFieldNumbers extends LuceneTestCase {
SegmentInfos sis = new SegmentInfos();
sis.read(dir);
for (SegmentInfo si : sis) {
FieldInfos fis = si.getFieldInfos();
FieldInfos fis = _TestUtil.getFieldInfos(si);
for (FieldInfo fi : fis) {
Field expected = getField(Integer.parseInt(fi.name));

18
lucene/core/src/test/org/apache/lucene/index/TestDoc.java
View File

@ -22,10 +22,8 @@ import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.LinkedList;
import java.util.Collection;
import java.util.LinkedList;
import org.apache.lucene.analysis.MockAnalyzer;
import org.apache.lucene.codecs.Codec;
@ -35,6 +33,7 @@ import org.apache.lucene.index.IndexWriterConfig.OpenMode;
import org.apache.lucene.search.DocIdSetIterator;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.IOContext;
import org.apache.lucene.util.Constants;
import org.apache.lucene.util.InfoStream;
import org.apache.lucene.util.LuceneTestCase;
import org.apache.lucene.util._TestUtil;
@ -201,15 +200,20 @@ public class TestDoc extends LuceneTestCase {
MergeState mergeState = merger.merge();
r1.close();
r2.close();
final FieldInfos fieldInfos = mergeState.fieldInfos;
final SegmentInfo info = new SegmentInfo(merged, si1.docCount + si2.docCount, si1.dir,
false, codec, fieldInfos);
final SegmentInfo info = new SegmentInfo(si1.dir, Constants.LUCENE_MAIN_VERSION, merged,
si1.docCount + si2.docCount, -1, -1, merged,
false, null, false, 0, mergeState.fieldInfos.hasProx(), codec, null,
mergeState.fieldInfos.hasVectors(),
mergeState.fieldInfos.hasDocValues(),
mergeState.fieldInfos.hasNorms(),
mergeState.fieldInfos.hasFreq());
if (useCompoundFile) {
Collection<String> filesToDelete = IndexWriter.createCompoundFile(dir, merged + ".cfs", MergeState.CheckAbort.NONE, info, newIOContext(random()));
info.setUseCompoundFile(true);
for (final String fileToDelete : filesToDelete)
for (final String fileToDelete : filesToDelete) {
si1.dir.deleteFile(fileToDelete);
}
}
return info;

10
lucene/core/src/test/org/apache/lucene/index/TestSegmentMerger.java
View File

@ -24,6 +24,7 @@ import org.apache.lucene.document.Document;
import org.apache.lucene.search.DocIdSetIterator;
import org.apache.lucene.store.Directory;
import org.apache.lucene.util.BytesRef;
import org.apache.lucene.util.Constants;
import org.apache.lucene.util.InfoStream;
import org.apache.lucene.util.LuceneTestCase;
import org.apache.lucene.util._TestUtil;
@ -82,10 +83,13 @@ public class TestSegmentMerger extends LuceneTestCase {
MergeState mergeState = merger.merge();
int docsMerged = mergeState.mergedDocCount;
assertTrue(docsMerged == 2);
final FieldInfos fieldInfos = mergeState.fieldInfos;
//Should be able to open a new SegmentReader against the new directory
SegmentReader mergedReader = new SegmentReader(new SegmentInfo(mergedSegment, docsMerged, mergedDir, false,
codec, fieldInfos),
SegmentReader mergedReader = new SegmentReader(new SegmentInfo(mergedDir, Constants.LUCENE_MAIN_VERSION, mergedSegment, docsMerged, -1, -1, mergedSegment,
false, null, false, 0, mergeState.fieldInfos.hasProx(), codec, null,
mergeState.fieldInfos.hasVectors(),
mergeState.fieldInfos.hasDocValues(),
mergeState.fieldInfos.hasNorms(),
mergeState.fieldInfos.hasFreq()),
DirectoryReader.DEFAULT_TERMS_INDEX_DIVISOR, newIOContext(random()));
assertTrue(mergedReader != null);
assertTrue(mergedReader.numDocs() == 2);

2
lucene/core/src/test/org/apache/lucene/index/TestTermVectorsReader.java
View File

@ -128,7 +128,7 @@ public class TestTermVectorsReader extends LuceneTestCase {
seg = writer.newestSegment();
writer.close();
fieldInfos = seg.getFieldInfos(); //new FieldInfos(dir, IndexFileNames.segmentFileName(seg.name, "", IndexFileNames.FIELD_INFOS_EXTENSION));
fieldInfos = _TestUtil.getFieldInfos(seg);
}
@Override

4
lucene/test-framework/src/java/org/apache/lucene/codecs/lucene3x/PreFlexRWSegmentInfosWriter.java
View File

@ -93,9 +93,9 @@ class PreFlexRWSegmentInfosWriter extends SegmentInfosWriter {
output.writeByte((byte) (si.getUseCompoundFile() ? SegmentInfo.YES : SegmentInfo.NO));
output.writeInt(si.getDelCount());
output.writeByte((byte) (si.getHasProxInternal()));
output.writeByte((byte) (si.getHasProx() ? 1 : 0));
output.writeStringStringMap(si.getDiagnostics());
output.writeByte((byte) (si.getHasVectorsInternal()));
output.writeByte((byte) (si.getHasVectors() ? 1: 0));
}
protected IndexOutput createOutput(Directory dir, String segmentFileName, IOContext context)

3
lucene/test-framework/src/java/org/apache/lucene/store/MockDirectoryWrapper.java
View File

@ -784,8 +784,9 @@ public class MockDirectoryWrapper extends Directory {
public IndexInputSlicer createSlicer(final String name, IOContext context)
throws IOException {
maybeYield();
if (!delegate.fileExists(name))
if (!delegate.fileExists(name)) {
throw new FileNotFoundException(name);
}
// cannot open a file for input if it's still open for
// output, except for segments.gen and segments_N
if (openFilesForWrite.contains(name) && !name.startsWith("segments")) {

22
lucene/test-framework/src/java/org/apache/lucene/util/TestRuleSetupAndRestoreClassEnv.java
View File

@ -1,6 +1,7 @@
package org.apache.lucene.util;
import java.util.Arrays;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Locale;
@ -20,14 +21,12 @@ import org.apache.lucene.search.RandomSimilarityProvider;
import org.apache.lucene.search.similarities.DefaultSimilarity;
import org.apache.lucene.search.similarities.Similarity;
import org.apache.lucene.util.LuceneTestCase.SuppressCodecs;
import com.carrotsearch.randomizedtesting.RandomizedContext;
import static org.apache.lucene.util.LuceneTestCase.VERBOSE;
import static org.apache.lucene.util.LuceneTestCase.*;
import static org.apache.lucene.util.LuceneTestCase.INFOSTREAM;
import static org.apache.lucene.util.LuceneTestCase.TEST_CODEC;
import static org.apache.lucene.util.LuceneTestCase.*;
import static org.apache.lucene.util.LuceneTestCase.VERBOSE;
@ -126,7 +125,20 @@ final class TestRuleSetupAndRestoreClassEnv extends AbstractBeforeAfterRule {
final Random random = RandomizedContext.current().getRandom();
final boolean v = random.nextBoolean();
if (INFOSTREAM) {
InfoStream.setDefault(new PrintStreamInfoStream(System.out));
InfoStream.setDefault(new PrintStreamInfoStream(System.out) {
@Override
public void message(String component, String message) {
final String name;
if (Thread.currentThread().getName().startsWith("TEST-")) {
// The name of the main thread is way too
// long when looking at IW verbose output...:
name = "main";
} else {
name = Thread.currentThread().getName();
}
stream.println(component + " " + messageID + " [" + new Date() + "; " + name + "]: " + message);
}
});
} else if (v) {
InfoStream.setDefault(new NullInfoStream());
}

25
lucene/test-framework/src/java/org/apache/lucene/util/_TestUtil.java
View File

@ -55,6 +55,7 @@ import org.apache.lucene.index.DocValues;
import org.apache.lucene.index.DocsAndPositionsEnum;
import org.apache.lucene.index.DocsEnum;
import org.apache.lucene.index.FieldInfos;
import org.apache.lucene.index.IndexFileNames;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.IndexableField;
@ -62,13 +63,16 @@ import org.apache.lucene.index.LogMergePolicy;
import org.apache.lucene.index.MergePolicy;
import org.apache.lucene.index.MergeScheduler;
import org.apache.lucene.index.MultiFields;
import org.apache.lucene.index.SegmentInfo;
import org.apache.lucene.index.Terms;
import org.apache.lucene.index.TermsEnum;
import org.apache.lucene.index.TieredMergePolicy;
import org.apache.lucene.search.FieldDoc;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.search.TopDocs;
import org.apache.lucene.store.CompoundFileDirectory;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.IOContext;
import org.junit.Assert;
/**
@ -893,4 +897,25 @@ public class _TestUtil {
}
}
}
public static FieldInfos getFieldInfos(SegmentInfo info) throws IOException {
Directory cfsDir = null;
try {
if (info.getUseCompoundFile()) {
cfsDir = new CompoundFileDirectory(info.dir,
IndexFileNames.segmentFileName(info.name, "", IndexFileNames.COMPOUND_FILE_EXTENSION),
IOContext.READONCE,
false);
} else {
cfsDir = info.dir;
}
return info.getCodec().fieldInfosFormat().getFieldInfosReader().read(cfsDir,
info.name,
IOContext.READONCE);
} finally {
if (info.getUseCompoundFile() && cfsDir != null) {
cfsDir.close();
}
}
}
}