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LUCENE-4591: Make CompressingStoredFields{Writer,Reader} accept a segment suffix as a constructor parameter. 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1419449 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Adrien Grand 2012-12-10 13:42:02 +00:00
parent dffaebd814
commit b549619dc8
4 changed files with 26 additions and 10 deletions
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3
lucene/CHANGES.txt
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@ -156,6 +156,9 @@ API Changes
RateLimitingDirectoryWrapper. Any Directory can now be rate-limited.
(Simon Willnauer)
* LUCENE-4591: CompressingStoredFields{Writer,Reader} now accept a segment
suffix as a constructor parameter. (Renaud Delbru via Adrien Grand)
Bug Fixes
* LUCENE-1822: BaseFragListBuilder hard-coded 6 char margin is too naive.

4
lucene/core/src/java/org/apache/lucene/codecs/compressing/CompressingStoredFieldsFormat.java
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@ -93,13 +93,13 @@ public class CompressingStoredFieldsFormat extends StoredFieldsFormat {
@Override
public StoredFieldsReader fieldsReader(Directory directory, SegmentInfo si,
FieldInfos fn, IOContext context) throws IOException {
return new CompressingStoredFieldsReader(directory, si, fn, context, formatName, compressionMode);
return new CompressingStoredFieldsReader(directory, si, "", fn, context, formatName, compressionMode);
}
@Override
public StoredFieldsWriter fieldsWriter(Directory directory, SegmentInfo si,
IOContext context) throws IOException {
return new CompressingStoredFieldsWriter(directory, si, context,
return new CompressingStoredFieldsWriter(directory, si, "", context,
formatName, compressionMode, chunkSize);
}

16
lucene/core/src/java/org/apache/lucene/codecs/compressing/CompressingStoredFieldsReader.java
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@ -54,7 +54,11 @@ import org.apache.lucene.util.BytesRef;
import org.apache.lucene.util.IOUtils;
import org.apache.lucene.util.packed.PackedInts;
final class CompressingStoredFieldsReader extends StoredFieldsReader {
/**
* {@link StoredFieldsReader} impl for {@link CompressingStoredFieldsFormat}.
* @lucene.experimental
*/
public final class CompressingStoredFieldsReader extends StoredFieldsReader {
private final FieldInfos fieldInfos;
private final CompressingStoredFieldsIndexReader indexReader;
@ -79,7 +83,8 @@ final class CompressingStoredFieldsReader extends StoredFieldsReader {
this.closed = false;
}
public CompressingStoredFieldsReader( Directory d, SegmentInfo si, FieldInfos fn,
/** Sole constructor. */
public CompressingStoredFieldsReader(Directory d, SegmentInfo si, String segmentSuffix, FieldInfos fn,
IOContext context, String formatName, CompressionMode compressionMode) throws IOException {
this.compressionMode = compressionMode;
final String segment = si.name;
@ -88,8 +93,8 @@ final class CompressingStoredFieldsReader extends StoredFieldsReader {
numDocs = si.getDocCount();
IndexInput indexStream = null;
try {
fieldsStream = d.openInput(IndexFileNames.segmentFileName(segment, "", FIELDS_EXTENSION), context);
final String indexStreamFN = IndexFileNames.segmentFileName(segment, "", FIELDS_INDEX_EXTENSION);
fieldsStream = d.openInput(IndexFileNames.segmentFileName(segment, segmentSuffix, FIELDS_EXTENSION), context);
final String indexStreamFN = IndexFileNames.segmentFileName(segment, segmentSuffix, FIELDS_INDEX_EXTENSION);
indexStream = d.openInput(indexStreamFN, context);
final String codecNameIdx = formatName + CODEC_SFX_IDX;
@ -123,6 +128,9 @@ final class CompressingStoredFieldsReader extends StoredFieldsReader {
}
}
/**
* Close the underlying {@link IndexInput}s.
*/
@Override
public void close() throws IOException {
if (!closed) {

13
lucene/core/src/java/org/apache/lucene/codecs/compressing/CompressingStoredFieldsWriter.java
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@ -47,7 +47,11 @@ import org.apache.lucene.util.BytesRef;
import org.apache.lucene.util.IOUtils;
import org.apache.lucene.util.packed.PackedInts;
final class CompressingStoredFieldsWriter extends StoredFieldsWriter {
/**
* {@link StoredFieldsWriter} impl for {@link CompressingStoredFieldsFormat}.
* @lucene.experimental
*/
public final class CompressingStoredFieldsWriter extends StoredFieldsWriter {
static final int STRING = 0x00;
static final int BYTE_ARR = 0x01;
@ -79,7 +83,8 @@ final class CompressingStoredFieldsWriter extends StoredFieldsWriter {
private int docBase; // doc ID at the beginning of the chunk
private int numBufferedDocs; // docBase + numBufferedDocs == current doc ID
public CompressingStoredFieldsWriter(Directory directory, SegmentInfo si, IOContext context,
/** Sole constructor. */
public CompressingStoredFieldsWriter(Directory directory, SegmentInfo si, String segmentSuffix, IOContext context,
String formatName, CompressionMode compressionMode, int chunkSize) throws IOException {
assert directory != null;
this.directory = directory;
@ -94,9 +99,9 @@ final class CompressingStoredFieldsWriter extends StoredFieldsWriter {
this.numBufferedDocs = 0;
boolean success = false;
IndexOutput indexStream = directory.createOutput(IndexFileNames.segmentFileName(segment, "", FIELDS_INDEX_EXTENSION), context);
IndexOutput indexStream = directory.createOutput(IndexFileNames.segmentFileName(segment, segmentSuffix, FIELDS_INDEX_EXTENSION), context);
try {
fieldsStream = directory.createOutput(IndexFileNames.segmentFileName(segment, "", FIELDS_EXTENSION), context);
fieldsStream = directory.createOutput(IndexFileNames.segmentFileName(segment, segmentSuffix, FIELDS_EXTENSION), context);
final String codecNameIdx = formatName + CODEC_SFX_IDX;
final String codecNameDat = formatName + CODEC_SFX_DAT;