From 6117558c44f99f6cf3c163cc3258ff78e4389512 Mon Sep 17 00:00:00 2001 From: Robert Muir Date: Fri, 20 Jan 2012 02:18:59 +0000 Subject: [PATCH] LUCENE-3661: remove .del from IndexFileNames git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene3661@1233726 13f79535-47bb-0310-9956-ffa450edef68 --- .../apache/lucene/codecs/LiveDocsFormat.java | 2 +- .../lucene40/Lucene40LiveDocsFormat.java | 11 +++++--- .../apache/lucene/index/IndexFileNames.java | 4 --- .../org/apache/lucene/index/IndexWriter.java | 28 +++++++++---------- .../org/apache/lucene/index/SegmentInfo.java | 7 +++-- 5 files changed, 26 insertions(+), 26 deletions(-) diff --git a/lucene/src/java/org/apache/lucene/codecs/LiveDocsFormat.java b/lucene/src/java/org/apache/lucene/codecs/LiveDocsFormat.java index e3e5e467a1d..3bbb1142697 100644 --- a/lucene/src/java/org/apache/lucene/codecs/LiveDocsFormat.java +++ b/lucene/src/java/org/apache/lucene/codecs/LiveDocsFormat.java @@ -30,5 +30,5 @@ public abstract class LiveDocsFormat { public abstract MutableBits newLiveDocs(int size) throws IOException; public abstract Bits readLiveDocs(Directory dir, SegmentInfo info, IOContext context) throws IOException; public abstract void writeLiveDocs(MutableBits bits, Directory dir, SegmentInfo info, IOContext context) throws IOException; - public abstract void files(Directory dir, SegmentInfo info, Set files) throws IOException; + public abstract void separateFiles(Directory dir, SegmentInfo info, Set files) throws IOException; } diff --git a/lucene/src/java/org/apache/lucene/codecs/lucene40/Lucene40LiveDocsFormat.java b/lucene/src/java/org/apache/lucene/codecs/lucene40/Lucene40LiveDocsFormat.java index 76850fc1e14..42fcdf68a54 100644 --- a/lucene/src/java/org/apache/lucene/codecs/lucene40/Lucene40LiveDocsFormat.java +++ b/lucene/src/java/org/apache/lucene/codecs/lucene40/Lucene40LiveDocsFormat.java @@ -13,6 +13,9 @@ import org.apache.lucene.util.MutableBits; public class Lucene40LiveDocsFormat extends LiveDocsFormat { + /** Extension of deletes */ + static final String DELETES_EXTENSION = "del"; + @Override public MutableBits newLiveDocs(int size) throws IOException { BitVector bitVector = new BitVector(size); @@ -22,14 +25,14 @@ public class Lucene40LiveDocsFormat extends LiveDocsFormat { @Override public Bits readLiveDocs(Directory dir, SegmentInfo info, IOContext context) throws IOException { - String filename = IndexFileNames.fileNameFromGeneration(info.name, IndexFileNames.DELETES_EXTENSION, info.getDelGen()); + String filename = IndexFileNames.fileNameFromGeneration(info.name, DELETES_EXTENSION, info.getDelGen()); return new BitVector(dir, filename, context); } @Override public void writeLiveDocs(MutableBits bits, Directory dir, SegmentInfo info, IOContext context) throws IOException { // nocommit: this api is ugly... - String filename = IndexFileNames.fileNameFromGeneration(info.name, IndexFileNames.DELETES_EXTENSION, info.getDelGen()); + String filename = IndexFileNames.fileNameFromGeneration(info.name, DELETES_EXTENSION, info.getDelGen()); // nocommit: is it somehow cleaner to still have IW do this try/finally/delete stuff and add abort() instead? boolean success = false; @@ -49,9 +52,9 @@ public class Lucene40LiveDocsFormat extends LiveDocsFormat { } @Override - public void files(Directory dir, SegmentInfo info, Set files) throws IOException { + public void separateFiles(Directory dir, SegmentInfo info, Set files) throws IOException { if (info.hasDeletions()) { - files.add(IndexFileNames.fileNameFromGeneration(info.name, IndexFileNames.DELETES_EXTENSION, info.getDelGen())); + files.add(IndexFileNames.fileNameFromGeneration(info.name, DELETES_EXTENSION, info.getDelGen())); } } } diff --git a/lucene/src/java/org/apache/lucene/index/IndexFileNames.java b/lucene/src/java/org/apache/lucene/index/IndexFileNames.java index 080a0478d05..1bcb493b1d8 100644 --- a/lucene/src/java/org/apache/lucene/index/IndexFileNames.java +++ b/lucene/src/java/org/apache/lucene/index/IndexFileNames.java @@ -57,9 +57,6 @@ public final class IndexFileNames { /** Extension of compound file for doc store files*/ public static final String COMPOUND_FILE_STORE_EXTENSION = "cfx"; - /** Extension of deletes */ - public static final String DELETES_EXTENSION = "del"; - /** * This array contains all filename extensions used by * Lucene's index files, with one exception, namely the @@ -70,7 +67,6 @@ public final class IndexFileNames { public static final String INDEX_EXTENSIONS[] = new String[] { COMPOUND_FILE_EXTENSION, COMPOUND_FILE_ENTRIES_EXTENSION, - DELETES_EXTENSION, GEN_EXTENSION, COMPOUND_FILE_STORE_EXTENSION, }; diff --git a/lucene/src/java/org/apache/lucene/index/IndexWriter.java b/lucene/src/java/org/apache/lucene/index/IndexWriter.java index 512157f063a..fada43524e8 100644 --- a/lucene/src/java/org/apache/lucene/index/IndexWriter.java +++ b/lucene/src/java/org/apache/lucene/index/IndexWriter.java @@ -30,7 +30,6 @@ import java.util.List; import java.util.Map; import java.util.Set; import java.util.concurrent.atomic.AtomicInteger; -import java.util.regex.Pattern; import org.apache.lucene.analysis.Analyzer; import org.apache.lucene.codecs.Codec; @@ -4071,11 +4070,8 @@ public class IndexWriter implements Closeable, TwoPhaseCommit { Collection files = info.files(); CompoundFileDirectory cfsDir = new CompoundFileDirectory(directory, fileName, context, true); try { + assert assertNoSeparateFiles(files, directory, info); for (String file : files) { - assert !IndexFileNames.matchesExtension(file, IndexFileNames.DELETES_EXTENSION) - : ".del file is not allowed in .cfs: " + file; - assert !isSeparateNormsFile(file) - : "separate norms file (.s[0-9]+) is not allowed in .cfs: " + file; directory.copy(cfsDir, file, file, context); checkAbort.work(directory.fileLength(file)); } @@ -4088,15 +4084,19 @@ public class IndexWriter implements Closeable, TwoPhaseCommit { /** - * Returns true if the given filename ends with the separate norms file - * pattern: {@code SEPARATE_NORMS_EXTENSION + "[0-9]+"}. - * @deprecated only for asserting + * used only by assert: checks that filenames about to be put in cfs belong. */ - @Deprecated - private static boolean isSeparateNormsFile(String filename) { - int idx = filename.lastIndexOf('.'); - if (idx == -1) return false; - String ext = filename.substring(idx + 1); - return Pattern.matches("s[0-9]+", ext); + private static boolean assertNoSeparateFiles(Collection files, + Directory dir, SegmentInfo info) throws IOException { + // maybe this is overkill, but codec naming clashes would be bad. + Set separateFiles = new HashSet(); + Codec codec = info.getCodec(); + codec.normsFormat().separateFiles(dir, info, separateFiles); + codec.liveDocsFormat().separateFiles(dir, info, separateFiles); + + for (String file : files) { + assert !separateFiles.contains(file) : file + " should not go in CFS!"; + } + return true; } } diff --git a/lucene/src/java/org/apache/lucene/index/SegmentInfo.java b/lucene/src/java/org/apache/lucene/index/SegmentInfo.java index d5b01d6d38d..824ba9d0abc 100644 --- a/lucene/src/java/org/apache/lucene/index/SegmentInfo.java +++ b/lucene/src/java/org/apache/lucene/index/SegmentInfo.java @@ -495,9 +495,10 @@ public final class SegmentInfo implements Cloneable { } } - String delFileName = IndexFileNames.fileNameFromGeneration(name, IndexFileNames.DELETES_EXTENSION, delGen); - if (delFileName != null && (delGen >= YES || dir.fileExists(delFileName))) { - fileSet.add(delFileName); + // because deletions are stored outside CFS, we must check deletes here + // note: before the WTF logic was: delFileName != null && (hasDeletions() || fileExists(delFileName))... + if (hasDeletions()) { + codec.liveDocsFormat().separateFiles(dir, this, fileSet); } // because separate norm files are unconditionally stored outside cfs,