[exo-jcr-commits] exo-jcr SVN: r1740 - jcr/trunk/exo.jcr.component.core/src/main/java/org/exoplatform/services/jcr/impl/core/query/lucene.

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Author: skabashnyuk
Date: 2010-02-09 09:52:17 -0500 (Tue, 09 Feb 2010)
New Revision: 1740

Modified:
   jcr/trunk/exo.jcr.component.core/src/main/java/org/exoplatform/services/jcr/impl/core/query/lucene/CachingMultiIndexReader.java
Log:
EXOJCR-395 :  check index position

Modified: jcr/trunk/exo.jcr.component.core/src/main/java/org/exoplatform/services/jcr/impl/core/query/lucene/CachingMultiIndexReader.java
===================================================================
--- jcr/trunk/exo.jcr.component.core/src/main/java/org/exoplatform/services/jcr/impl/core/query/lucene/CachingMultiIndexReader.java	2010-02-09 14:10:35 UTC (rev 1739)
+++ jcr/trunk/exo.jcr.component.core/src/main/java/org/exoplatform/services/jcr/impl/core/query/lucene/CachingMultiIndexReader.java	2010-02-09 14:52:17 UTC (rev 1740)
@@ -101,8 +101,12 @@
      */
     public DocId getParentDocId(int n) throws IOException {
         int i = readerIndex(n);
-        DocId id = subReaders[i].getParent(n - starts[i]);
-        return id.applyOffset(starts[i]);
+        DocId result = DocId.NULL;
+        if(i > -1 && starts[i] > -1 && (n - starts[i]) > -1) {
+           DocId id = subReaders[i].getParent(n - starts[i]);
+           result  =  id.applyOffset(starts[i]);
+        }
+        return result;
     }
 
     /**