cvs commit: jakarta-lucene/src/java/org/apache/lucene/index SegmentsReader.java

[cutting]

cutting     01/10/11 15:44:23

  Modified:    src/java/org/apache/lucene/index SegmentsReader.java
  Log:
  Fixed potential race condition.
  
  Revision  Changes    Path
  1.2       +2 -2      
jakarta-lucene/src/java/org/apache/lucene/index/SegmentsReader.java
  
  Index: SegmentsReader.java
  ===================================================================
  RCS file: 
/home/cvs/jakarta-lucene/src/java/org/apache/lucene/index/SegmentsReader.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- SegmentsReader.java       2001/09/18 16:29:54     1.1
  +++ SegmentsReader.java       2001/10/11 22:44:23     1.2
  @@ -77,7 +77,7 @@
       starts[readers.length] = maxDoc;
     }
   
  -  public final int numDocs() {
  +  public synchronized final int numDocs() {
       if (numDocs == -1) {                       // check cache
         int n = 0;                               // cache miss--recompute
         for (int i = 0; i < readers.length; i++)
  @@ -101,7 +101,7 @@
       return readers[i].isDeleted(n - starts[i]);        // dispatch to segment reader
     }
   
  -  public final void delete(int n) throws IOException {
  +  public synchronized final void delete(int n) throws IOException {
       numDocs = -1;                              // invalidate cache
       int i = readerIndex(n);                    // find segment num
       readers[i].delete(n - starts[i]);                  // dispatch to segment reader