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LUCENE-4055: use version comparator 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene4055@1342221 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Michael McCandless 2012-05-24 12:23:23 +00:00
parent 4e457c6cb8
commit d00b63db82
1 changed files with 2 additions and 1 deletions
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3
lucene/core/src/java/org/apache/lucene/index/SegmentInfos.java
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@ -46,6 +46,7 @@ import org.apache.lucene.store.IndexOutput;
import org.apache.lucene.store.NoSuchDirectoryException; import org.apache.lucene.store.NoSuchDirectoryException;
import org.apache.lucene.util.CodecUtil; import org.apache.lucene.util.CodecUtil;
import org.apache.lucene.util.IOUtils; import org.apache.lucene.util.IOUtils;
import org.apache.lucene.util.StringHelper;
import org.apache.lucene.util.ThreadInterruptedException; import org.apache.lucene.util.ThreadInterruptedException;
/** /**
@ -371,7 +372,7 @@ public final class SegmentInfos implements Cloneable, Iterable<SegmentInfoPerCom
// If this segment is pre-4.x, perform a one-time // If this segment is pre-4.x, perform a one-time
// "ugprade" to write the .si file for it: // "ugprade" to write the .si file for it:
String version = si.getVersion(); String version = si.getVersion();
if (version == null || version.startsWith("3.")) { if (version == null || StringHelper.getVersionComparator().compare(version, "4.0") < 0) {
String fileName = IndexFileNames.segmentFileName(si.name, "", Lucene3xSegmentInfoFormat.SI_EXTENSION); String fileName = IndexFileNames.segmentFileName(si.name, "", Lucene3xSegmentInfoFormat.SI_EXTENSION);
if (!directory.fileExists(fileName)) { if (!directory.fileExists(fileName)) {
upgradedSIFiles.add(write3xInfo(directory, si, IOContext.DEFAULT)); upgradedSIFiles.add(write3xInfo(directory, si, IOContext.DEFAULT));