Index: lucene/spatial/src/java/org/apache/lucene/spatial/prefix/ContainsPrefixTreeFilter.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- lucene/spatial/src/java/org/apache/lucene/spatial/prefix/ContainsPrefixTreeFilter.java	(revision 1506631)
+++ lucene/spatial/src/java/org/apache/lucene/spatial/prefix/ContainsPrefixTreeFilter.java	(revision )
@@ -131,9 +131,10 @@
 
     private boolean seekExact(Cell cell) throws IOException {
       assert new BytesRef(cell.getTokenBytes()).compareTo(termBytes) > 0;
-
       termBytes.bytes = cell.getTokenBytes();
       termBytes.length = termBytes.bytes.length;
+      if (termsEnum == null)
+        return false;
       return termsEnum.seekExact(termBytes);
     }
 
@@ -150,6 +151,8 @@
       assert ! leafCell.equals(lastLeaf);//don't call for same leaf again
       lastLeaf = leafCell;
 
+      if (termsEnum == null)
+        return null;
       BytesRef nextTerm = termsEnum.next();
       if (nextTerm == null) {
         termsEnum = null;//signals all done
Index: lucene/CHANGES.txt
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- lucene/CHANGES.txt	(revision 1506632)
+++ lucene/CHANGES.txt	(revision )
@@ -75,6 +75,9 @@
 * LUCENE-4734: Add FastVectorHighlighter support for proximity queries and
   phrase queries with gaps or overlapping terms. (Ryan Lauck, Adrien Grand)
 
+* LUCENE-5132: Spatial RecursivePrefixTree Contains predicate will throw an NPE
+  when there's no indexed data and maybe in other circumstances too. (David Smiley)
+
 API Changes
 
 * LUCENE-5094: Add ramBytesUsed() to MultiDocValues.OrdinalMap.
Index: lucene/spatial/src/test/org/apache/lucene/spatial/prefix/SpatialOpRecursivePrefixTreeTest.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- lucene/spatial/src/test/org/apache/lucene/spatial/prefix/SpatialOpRecursivePrefixTreeTest.java	(revision 1506631)
+++ lucene/spatial/src/test/org/apache/lucene/spatial/prefix/SpatialOpRecursivePrefixTreeTest.java	(revision )
@@ -186,6 +186,13 @@
   }
 
   private void doTest(final SpatialOperation operation) throws IOException {
+    //first show that when there's no data, a query will result in no results
+    {
+      Query query = strategy.makeQuery(new SpatialArgs(operation, randomRectangle()));
+      SearchResults searchResults = executeQuery(query, 1);
+      assertEquals(0, searchResults.numFound);
+    }
+
     final boolean biasContains = (operation == SpatialOperation.Contains);
 
     Map<String, Shape> indexedShapes = new LinkedHashMap<String, Shape>();
Index: lucene/spatial/src/test/org/apache/lucene/spatial/SpatialTestCase.java
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- lucene/spatial/src/test/org/apache/lucene/spatial/SpatialTestCase.java	(revision 1506631)
+++ lucene/spatial/src/test/org/apache/lucene/spatial/SpatialTestCase.java	(revision )
@@ -58,6 +58,8 @@
 
     directory = newDirectory();
     indexWriter = new RandomIndexWriter(random(),directory);
+    indexReader = indexWriter.getReader();
+    indexSearcher = newSearcher(indexReader);
   }
 
   @Override