segString is internal

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1103232 13f79535-47bb-0310-9956-ffa450edef68

lucene/src/java/org/apache/lucene/index/IndexWriter.java

@@ -3485,6 +3485,7 @@ public class IndexWriter implements Closeable {
     return buffer.toString();
   }
 
+  /** @lucene.internal */
   public synchronized String segString(SegmentInfo info) throws IOException {
     StringBuilder buffer = new StringBuilder();
     SegmentReader reader = readerPool.getIfExists(info);