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Posted to commits@lucene.apache.org by jp...@apache.org on 2013/09/06 12:16:29 UTC

svn commit: r1520527 - in /lucene/dev/branches/branch_4x: ./ lucene/ lucene/core/ lucene/core/src/java/org/apache/lucene/search/ lucene/core/src/test/org/apache/lucene/search/ lucene/join/ lucene/join/src/java/org/apache/lucene/search/join/ lucene/join...

Author: jpountz
Date: Fri Sep  6 10:16:28 2013
New Revision: 1520527

URL: http://svn.apache.org/r1520527
Log:
LUCENE-5101: Make it easier to plugin different bitset implementations to CachingWrapperFilter.

Added:
    lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/FixedBitSetCachingWrapperFilter.java
      - copied unchanged from r1520525, lucene/dev/trunk/lucene/join/src/java/org/apache/lucene/search/join/FixedBitSetCachingWrapperFilter.java
Modified:
    lucene/dev/branches/branch_4x/   (props changed)
    lucene/dev/branches/branch_4x/lucene/   (props changed)
    lucene/dev/branches/branch_4x/lucene/CHANGES.txt   (contents, props changed)
    lucene/dev/branches/branch_4x/lucene/core/   (props changed)
    lucene/dev/branches/branch_4x/lucene/core/src/java/org/apache/lucene/search/CachingWrapperFilter.java
    lucene/dev/branches/branch_4x/lucene/core/src/test/org/apache/lucene/search/TestCachingWrapperFilter.java
    lucene/dev/branches/branch_4x/lucene/join/   (props changed)
    lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/ToChildBlockJoinQuery.java
    lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java
    lucene/dev/branches/branch_4x/lucene/join/src/test/org/apache/lucene/search/join/TestBlockJoin.java
    lucene/dev/branches/branch_4x/lucene/join/src/test/org/apache/lucene/search/join/TestBlockJoinSorting.java
    lucene/dev/branches/branch_4x/solr/   (props changed)
    lucene/dev/branches/branch_4x/solr/core/   (props changed)
    lucene/dev/branches/branch_4x/solr/core/src/java/org/apache/solr/search/join/BlockJoinParentQParser.java

Modified: lucene/dev/branches/branch_4x/lucene/CHANGES.txt
URL: http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/lucene/CHANGES.txt?rev=1520527&r1=1520526&r2=1520527&view=diff
==============================================================================
--- lucene/dev/branches/branch_4x/lucene/CHANGES.txt (original)
+++ lucene/dev/branches/branch_4x/lucene/CHANGES.txt Fri Sep  6 10:16:28 2013
@@ -225,6 +225,11 @@ Optimizations
 * LUCENE-5188: CompressingStoredFieldsFormat now slices chunks containing big
   documents into fixed-size blocks so that requesting a single field does not
   necessarily force to decompress the whole chunk. (Adrien Grand)
+
+* LUCENE-5101: CachingWrapper makes it easier to plug-in a custom cacheable
+  DocIdSet implementation and uses WAH8DocIdSet by default, which should be
+  more memory efficient than FixedBitSet on average as well as faster on small
+  sets. (Robert Muir)
   
 Documentation
 
@@ -247,6 +252,10 @@ Changes in backwards compatibility polic
 
 * LUCENE-5187: SlowCompositeReaderWrapper constructor is now private,
   SlowCompositeReaderWrapper.wrap should be used instead. (Adrien Grand)
+
+* LUCENE-5101: CachingWrapperFilter doesn't always return FixedBitSet instances
+  anymore. Users of the join module can use
+  oal.search.join.FixedBitSetCachingWrapperFilter instead. (Adrien Grand)
   
 Build
 

Modified: lucene/dev/branches/branch_4x/lucene/core/src/java/org/apache/lucene/search/CachingWrapperFilter.java
URL: http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/lucene/core/src/java/org/apache/lucene/search/CachingWrapperFilter.java?rev=1520527&r1=1520526&r2=1520527&view=diff
==============================================================================
--- lucene/dev/branches/branch_4x/lucene/core/src/java/org/apache/lucene/search/CachingWrapperFilter.java (original)
+++ lucene/dev/branches/branch_4x/lucene/core/src/java/org/apache/lucene/search/CachingWrapperFilter.java Fri Sep  6 10:16:28 2013
@@ -27,8 +27,8 @@ import java.util.WeakHashMap;
 import org.apache.lucene.index.AtomicReader;
 import org.apache.lucene.index.AtomicReaderContext;
 import org.apache.lucene.util.Bits;
-import org.apache.lucene.util.FixedBitSet;
 import org.apache.lucene.util.RamUsageEstimator;
+import org.apache.lucene.util.WAH8DocIdSet;
 
 /**
  * Wraps another {@link Filter}'s result and caches it.  The purpose is to allow
@@ -36,9 +36,6 @@ import org.apache.lucene.util.RamUsageEs
  * to add caching.
  */
 public class CachingWrapperFilter extends Filter {
-  // TODO: make this filter aware of ReaderContext. a cached filter could 
-  // specify the actual readers key or something similar to indicate on which
-  // level of the readers hierarchy it should be cached.
   private final Filter filter;
   private final Map<Object,DocIdSet> cache = Collections.synchronizedMap(new WeakHashMap<Object,DocIdSet>());
 
@@ -60,8 +57,8 @@ public class CachingWrapperFilter extend
   /** 
    *  Provide the DocIdSet to be cached, using the DocIdSet provided
    *  by the wrapped Filter. <p>This implementation returns the given {@link DocIdSet},
-   *  if {@link DocIdSet#isCacheable} returns <code>true</code>, else it copies the 
-   *  {@link DocIdSetIterator} into a {@link FixedBitSet}.
+   *  if {@link DocIdSet#isCacheable} returns <code>true</code>, else it calls
+   *  {@link #cacheImpl(DocIdSetIterator,AtomicReader)}
    *  <p>Note: This method returns {@linkplain #EMPTY_DOCIDSET} if the given docIdSet
    *  is <code>null</code> or if {@link DocIdSet#iterator()} return <code>null</code>. The empty
    *  instance is use as a placeholder in the cache instead of the <code>null</code> value.
@@ -80,12 +77,19 @@ public class CachingWrapperFilter extend
       if (it == null) {
         return EMPTY_DOCIDSET;
       } else {
-        final FixedBitSet bits = new FixedBitSet(reader.maxDoc());
-        bits.or(it);
-        return bits;
+        return cacheImpl(it, reader);
       }
     }
   }
+  
+  /**
+   * Default cache implementation: uses {@link WAH8DocIdSet}.
+   */
+  protected DocIdSet cacheImpl(DocIdSetIterator iterator, AtomicReader reader) throws IOException {
+    WAH8DocIdSet.Builder builder = new WAH8DocIdSet.Builder();
+    builder.add(iterator);
+    return builder.build();
+  }
 
   // for testing
   int hitCount, missCount;
@@ -101,6 +105,7 @@ public class CachingWrapperFilter extend
     } else {
       missCount++;
       docIdSet = docIdSetToCache(filter.getDocIdSet(context, null), reader);
+      assert docIdSet.isCacheable();
       cache.put(key, docIdSet);
     }
 
@@ -109,19 +114,19 @@ public class CachingWrapperFilter extend
   
   @Override
   public String toString() {
-    return "CachingWrapperFilter("+filter+")";
+    return getClass().getSimpleName() + "("+filter+")";
   }
 
   @Override
   public boolean equals(Object o) {
-    if (!(o instanceof CachingWrapperFilter)) return false;
+    if (o == null || !getClass().equals(o.getClass())) return false;
     final CachingWrapperFilter other = (CachingWrapperFilter) o;
     return this.filter.equals(other.filter);
   }
 
   @Override
   public int hashCode() {
-    return (filter.hashCode() ^ 0x1117BF25);
+    return (filter.hashCode() ^ getClass().hashCode());
   }
   
   /** An empty {@code DocIdSet} instance */

Modified: lucene/dev/branches/branch_4x/lucene/core/src/test/org/apache/lucene/search/TestCachingWrapperFilter.java
URL: http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/lucene/core/src/test/org/apache/lucene/search/TestCachingWrapperFilter.java?rev=1520527&r1=1520526&r2=1520527&view=diff
==============================================================================
--- lucene/dev/branches/branch_4x/lucene/core/src/test/org/apache/lucene/search/TestCachingWrapperFilter.java (original)
+++ lucene/dev/branches/branch_4x/lucene/core/src/test/org/apache/lucene/search/TestCachingWrapperFilter.java Fri Sep  6 10:16:28 2013
@@ -22,6 +22,7 @@ import java.io.IOException;
 import org.apache.lucene.analysis.MockAnalyzer;
 import org.apache.lucene.document.Document;
 import org.apache.lucene.document.Field;
+import org.apache.lucene.document.StringField;
 import org.apache.lucene.index.AtomicReaderContext;
 import org.apache.lucene.index.DirectoryReader;
 import org.apache.lucene.index.IndexReader;
@@ -32,11 +33,113 @@ import org.apache.lucene.index.Term;
 import org.apache.lucene.store.Directory;
 import org.apache.lucene.util.Bits;
 import org.apache.lucene.util.FixedBitSet;
+import org.apache.lucene.util.IOUtils;
 import org.apache.lucene.util.LuceneTestCase;
 import org.apache.lucene.util._TestUtil;
 
 public class TestCachingWrapperFilter extends LuceneTestCase {
+  Directory dir;
+  DirectoryReader ir;
+  IndexSearcher is;
+  RandomIndexWriter iw;
   
+  @Override
+  public void setUp() throws Exception {
+    super.setUp();
+    dir = newDirectory();
+    iw = new RandomIndexWriter(random(), dir);
+    Document doc = new Document();
+    Field idField = new StringField("id", "", Field.Store.NO);
+    doc.add(idField);
+    // add 500 docs with id 0..499
+    for (int i = 0; i < 500; i++) {
+      idField.setStringValue(Integer.toString(i));
+      iw.addDocument(doc);
+    }
+    // delete 20 of them
+    for (int i = 0; i < 20; i++) {
+      iw.deleteDocuments(new Term("id", Integer.toString(random().nextInt(iw.maxDoc()))));
+    }
+    ir = iw.getReader();
+    is = newSearcher(ir);
+  }
+  
+  @Override
+  public void tearDown() throws Exception {
+    IOUtils.close(iw, ir, dir);
+    super.tearDown();
+  }
+  
+  private void assertFilterEquals(Filter f1, Filter f2) throws Exception {
+    Query query = new MatchAllDocsQuery();
+    TopDocs hits1 = is.search(query, f1, ir.maxDoc());
+    TopDocs hits2 = is.search(query, f2, ir.maxDoc());
+    assertEquals(hits1.totalHits, hits2.totalHits);
+    CheckHits.checkEqual(query, hits1.scoreDocs, hits2.scoreDocs);
+    // now do it again to confirm caching works
+    TopDocs hits3 = is.search(query, f1, ir.maxDoc());
+    TopDocs hits4 = is.search(query, f2, ir.maxDoc());
+    assertEquals(hits3.totalHits, hits4.totalHits);
+    CheckHits.checkEqual(query, hits3.scoreDocs, hits4.scoreDocs);
+  }
+  
+  /** test null iterator */
+  public void testEmpty() throws Exception {
+    Query query = new BooleanQuery();
+    Filter expected = new QueryWrapperFilter(query);
+    Filter actual = new CachingWrapperFilter(expected);
+    assertFilterEquals(expected, actual);
+  }
+  
+  /** test iterator returns NO_MORE_DOCS */
+  public void testEmpty2() throws Exception {
+    BooleanQuery query = new BooleanQuery();
+    query.add(new TermQuery(new Term("id", "0")), BooleanClause.Occur.MUST);
+    query.add(new TermQuery(new Term("id", "0")), BooleanClause.Occur.MUST_NOT);
+    Filter expected = new QueryWrapperFilter(query);
+    Filter actual = new CachingWrapperFilter(expected);
+    assertFilterEquals(expected, actual);
+  }
+  
+  /** test null docidset */
+  public void testEmpty3() throws Exception {
+    Filter expected = new PrefixFilter(new Term("bogusField", "bogusVal"));
+    Filter actual = new CachingWrapperFilter(expected);
+    assertFilterEquals(expected, actual);
+  }
+  
+  /** test iterator returns single document */
+  public void testSingle() throws Exception {
+    for (int i = 0; i < 10; i++) {
+      int id = random().nextInt(ir.maxDoc());
+      Query query = new TermQuery(new Term("id", Integer.toString(id)));
+      Filter expected = new QueryWrapperFilter(query);
+      Filter actual = new CachingWrapperFilter(expected);
+      assertFilterEquals(expected, actual);
+    }
+  }
+  
+  /** test sparse filters (match single documents) */
+  public void testSparse() throws Exception {
+    for (int i = 0; i < 10; i++) {
+      int id_start = random().nextInt(ir.maxDoc()-1);
+      int id_end = id_start + 1;
+      Query query = TermRangeQuery.newStringRange("id",
+          Integer.toString(id_start), Integer.toString(id_end), true, true);
+      Filter expected = new QueryWrapperFilter(query);
+      Filter actual = new CachingWrapperFilter(expected);
+      assertFilterEquals(expected, actual);
+    }
+  }
+  
+  /** test dense filters (match entire index) */
+  public void testDense() throws Exception {
+    Query query = new MatchAllDocsQuery();
+    Filter expected = new QueryWrapperFilter(query);
+    Filter actual = new CachingWrapperFilter(expected);
+    assertFilterEquals(expected, actual);
+  }
+
   public void testCachingWorks() throws Exception {
     Directory dir = newDirectory();
     RandomIndexWriter writer = new RandomIndexWriter(random(), dir);

Modified: lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/ToChildBlockJoinQuery.java
URL: http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/ToChildBlockJoinQuery.java?rev=1520527&r1=1520526&r2=1520527&view=diff
==============================================================================
--- lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/ToChildBlockJoinQuery.java (original)
+++ lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/ToChildBlockJoinQuery.java Fri Sep  6 10:16:28 2013
@@ -64,7 +64,8 @@ public class ToChildBlockJoinQuery exten
    * 
    * @param parentQuery Query that matches parent documents
    * @param parentsFilter Filter (must produce FixedBitSet
-   * per-segment) identifying the parent documents.
+   * per-segment, like {@link FixedBitSetCachingWrapperFilter})
+   * identifying the parent documents.
    * @param doScores true if parent scores should be calculated
    */
   public ToChildBlockJoinQuery(Query parentQuery, Filter parentsFilter, boolean doScores) {

Modified: lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java
URL: http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java?rev=1520527&r1=1520526&r2=1520527&view=diff
==============================================================================
--- lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java (original)
+++ lucene/dev/branches/branch_4x/lucene/join/src/java/org/apache/lucene/search/join/ToParentBlockJoinQuery.java Fri Sep  6 10:16:28 2013
@@ -100,7 +100,8 @@ public class ToParentBlockJoinQuery exte
    * 
    * @param childQuery Query matching child documents.
    * @param parentsFilter Filter (must produce FixedBitSet
-   * per-segment) identifying the parent documents.
+   * per-segment, like {@link FixedBitSetCachingWrapperFilter})
+   * identifying the parent documents.
    * @param scoreMode How to aggregate multiple child scores
    * into a single parent score.
    **/

Modified: lucene/dev/branches/branch_4x/lucene/join/src/test/org/apache/lucene/search/join/TestBlockJoin.java
URL: http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/lucene/join/src/test/org/apache/lucene/search/join/TestBlockJoin.java?rev=1520527&r1=1520526&r2=1520527&view=diff
==============================================================================
--- lucene/dev/branches/branch_4x/lucene/join/src/test/org/apache/lucene/search/join/TestBlockJoin.java (original)
+++ lucene/dev/branches/branch_4x/lucene/join/src/test/org/apache/lucene/search/join/TestBlockJoin.java Fri Sep  6 10:16:28 2013
@@ -93,7 +93,7 @@ public class TestBlockJoin extends Lucen
     w.close();
     assertTrue(r.leaves().size() > 1);
     IndexSearcher s = new IndexSearcher(r);
-    Filter parentsFilter = new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))));
+    Filter parentsFilter = new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))));
 
     BooleanQuery childQuery = new BooleanQuery();
     childQuery.add(new BooleanClause(new TermQuery(new Term("skill", "java")), Occur.MUST));
@@ -145,7 +145,7 @@ public class TestBlockJoin extends Lucen
     IndexSearcher s = newSearcher(r);
 
     // Create a filter that defines "parent" documents in the index - in this case resumes
-    Filter parentsFilter = new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))));
+    Filter parentsFilter = new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))));
 
     // Define child document criteria (finds an example of relevant work experience)
     BooleanQuery childQuery = new BooleanQuery();
@@ -249,7 +249,7 @@ public class TestBlockJoin extends Lucen
     IndexSearcher s = newSearcher(r);
 
     // Create a filter that defines "parent" documents in the index - in this case resumes
-    Filter parentsFilter = new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))));
+    Filter parentsFilter = new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))));
 
     // Define child document criteria (finds an example of relevant work experience)
     BooleanQuery childQuery = new BooleanQuery();
@@ -269,7 +269,7 @@ public class TestBlockJoin extends Lucen
     assertEquals("dummy filter passes everyone ", 2, s.search(childJoinQuery, new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))), 10).totalHits);
       
     // not found test
-    assertEquals("noone live there", 0, s.search(childJoinQuery, new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("country", "Oz")))), 1).totalHits);
+    assertEquals("noone live there", 0, s.search(childJoinQuery, new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("country", "Oz")))), 1).totalHits);
     assertEquals("noone live there", 0, s.search(childJoinQuery, new QueryWrapperFilter(new TermQuery(new Term("country", "Oz"))), 1).totalHits);
       
     // apply the UK filter by the searcher
@@ -362,7 +362,7 @@ public class TestBlockJoin extends Lucen
 
     ToParentBlockJoinQuery q = new ToParentBlockJoinQuery(
         NumericRangeQuery.newIntRange("year", 1990, 2010, true, true),
-        new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume")))),
+        new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume")))),
         ScoreMode.Total
     );
 
@@ -563,7 +563,7 @@ public class TestBlockJoin extends Lucen
 
     final IndexSearcher joinS = new IndexSearcher(joinR);
 
-    final Filter parentsFilter = new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("isParent", "x"))));
+    final Filter parentsFilter = new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("isParent", "x"))));
 
     final int iters = 200*RANDOM_MULTIPLIER;
 
@@ -829,7 +829,7 @@ public class TestBlockJoin extends Lucen
           childJoinQuery2 = parentJoinQuery2;
           final Filter f = new QueryWrapperFilter(new TermQuery(childTerm));
           childJoinFilter2 = random().nextBoolean()
-                  ? new CachingWrapperFilter(f): f;
+                  ? new FixedBitSetCachingWrapperFilter(f): f;
         } else {
           childJoinFilter2 = null;
           // AND child field w/ parent query:
@@ -850,7 +850,7 @@ public class TestBlockJoin extends Lucen
           childQuery2 = parentQuery2;
           final Filter f = new QueryWrapperFilter(new TermQuery(childTerm));
           childFilter2 = random().nextBoolean()
-                  ? new CachingWrapperFilter(f): f;
+                  ? new FixedBitSetCachingWrapperFilter(f): f;
         } else {
           childFilter2 = null;
           final BooleanQuery bq2 = new BooleanQuery();
@@ -989,7 +989,7 @@ public class TestBlockJoin extends Lucen
     IndexSearcher s = newSearcher(r);
 
     // Create a filter that defines "parent" documents in the index - in this case resumes
-    Filter parentsFilter = new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))));
+    Filter parentsFilter = new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))));
 
     // Define child document criteria (finds an example of relevant work experience)
     BooleanQuery childJobQuery = new BooleanQuery();
@@ -1070,7 +1070,7 @@ public class TestBlockJoin extends Lucen
     w.close();
     IndexSearcher s = newSearcher(r);
     Query tq = new TermQuery(new Term("child", "1"));
-    Filter parentFilter = new CachingWrapperFilter(
+    Filter parentFilter = new FixedBitSetCachingWrapperFilter(
                             new QueryWrapperFilter(
                               new TermQuery(new Term("parent", "1"))));
 
@@ -1104,7 +1104,7 @@ public class TestBlockJoin extends Lucen
     w.close();
     IndexSearcher s = newSearcher(r);
     Query tq = new TermQuery(new Term("child", "2"));
-    Filter parentFilter = new CachingWrapperFilter(
+    Filter parentFilter = new FixedBitSetCachingWrapperFilter(
                             new QueryWrapperFilter(
                               new TermQuery(new Term("isparent", "yes"))));
 
@@ -1138,7 +1138,7 @@ public class TestBlockJoin extends Lucen
     IndexSearcher s = new IndexSearcher(r);
 
     // Create a filter that defines "parent" documents in the index - in this case resumes
-    Filter parentsFilter = new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))));
+    Filter parentsFilter = new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("docType", "resume"))));
 
     // Define child document criteria (finds an example of relevant work experience)
     BooleanQuery childQuery = new BooleanQuery();
@@ -1242,7 +1242,7 @@ public class TestBlockJoin extends Lucen
     w.close();
 
     Query childQuery = new TermQuery(new Term("childText", "text"));
-    Filter parentsFilter = new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("isParent", "yes"))));
+    Filter parentsFilter = new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("isParent", "yes"))));
     ToParentBlockJoinQuery childJoinQuery = new ToParentBlockJoinQuery(childQuery, parentsFilter, ScoreMode.Avg);
     BooleanQuery parentQuery = new BooleanQuery();
     parentQuery.add(childJoinQuery, Occur.SHOULD);
@@ -1308,7 +1308,7 @@ public class TestBlockJoin extends Lucen
 
     // never matches:
     Query childQuery = new TermQuery(new Term("childText", "bogus"));
-    Filter parentsFilter = new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("isParent", "yes"))));
+    Filter parentsFilter = new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("isParent", "yes"))));
     ToParentBlockJoinQuery childJoinQuery = new ToParentBlockJoinQuery(childQuery, parentsFilter, ScoreMode.Avg);
     BooleanQuery parentQuery = new BooleanQuery();
     parentQuery.add(childJoinQuery, Occur.SHOULD);
@@ -1374,7 +1374,7 @@ public class TestBlockJoin extends Lucen
 
     // illegally matches parent:
     Query childQuery = new TermQuery(new Term("parentText", "text"));
-    Filter parentsFilter = new CachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("isParent", "yes"))));
+    Filter parentsFilter = new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(new TermQuery(new Term("isParent", "yes"))));
     ToParentBlockJoinQuery childJoinQuery = new ToParentBlockJoinQuery(childQuery, parentsFilter, ScoreMode.Avg);
     BooleanQuery parentQuery = new BooleanQuery();
     parentQuery.add(childJoinQuery, Occur.SHOULD);

Modified: lucene/dev/branches/branch_4x/lucene/join/src/test/org/apache/lucene/search/join/TestBlockJoinSorting.java
URL: http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/lucene/join/src/test/org/apache/lucene/search/join/TestBlockJoinSorting.java?rev=1520527&r1=1520526&r2=1520527&view=diff
==============================================================================
--- lucene/dev/branches/branch_4x/lucene/join/src/test/org/apache/lucene/search/join/TestBlockJoinSorting.java (original)
+++ lucene/dev/branches/branch_4x/lucene/join/src/test/org/apache/lucene/search/join/TestBlockJoinSorting.java Fri Sep  6 10:16:28 2013
@@ -214,7 +214,7 @@ public class TestBlockJoinSorting extend
     Filter childFilter = new QueryWrapperFilter(new PrefixQuery(new Term("field2")));
     ToParentBlockJoinQuery query = new ToParentBlockJoinQuery(
         new FilteredQuery(new MatchAllDocsQuery(), childFilter),
-        new CachingWrapperFilter(parentFilter),
+        new FixedBitSetCachingWrapperFilter(parentFilter),
         ScoreMode.None
     );
 
@@ -279,7 +279,7 @@ public class TestBlockJoinSorting extend
     childFilter = new QueryWrapperFilter(new TermQuery((new Term("filter_1", "T"))));
     query = new ToParentBlockJoinQuery(
         new FilteredQuery(new MatchAllDocsQuery(), childFilter),
-        new CachingWrapperFilter(parentFilter),
+        new FixedBitSetCachingWrapperFilter(parentFilter),
         ScoreMode.None
     );
     sortField = new ToParentBlockJoinSortField(
@@ -305,7 +305,7 @@ public class TestBlockJoinSorting extend
   }
 
   private Filter wrap(Filter filter) {
-    return random().nextBoolean() ? new CachingWrapperFilter(filter) : filter;
+    return random().nextBoolean() ? new FixedBitSetCachingWrapperFilter(filter) : filter;
   }
 
 }

Modified: lucene/dev/branches/branch_4x/solr/core/src/java/org/apache/solr/search/join/BlockJoinParentQParser.java
URL: http://svn.apache.org/viewvc/lucene/dev/branches/branch_4x/solr/core/src/java/org/apache/solr/search/join/BlockJoinParentQParser.java?rev=1520527&r1=1520526&r2=1520527&view=diff
==============================================================================
--- lucene/dev/branches/branch_4x/solr/core/src/java/org/apache/solr/search/join/BlockJoinParentQParser.java (original)
+++ lucene/dev/branches/branch_4x/solr/core/src/java/org/apache/solr/search/join/BlockJoinParentQParser.java Fri Sep  6 10:16:28 2013
@@ -22,6 +22,7 @@ import org.apache.lucene.search.Constant
 import org.apache.lucene.search.Filter;
 import org.apache.lucene.search.Query;
 import org.apache.lucene.search.QueryWrapperFilter;
+import org.apache.lucene.search.join.FixedBitSetCachingWrapperFilter;
 import org.apache.lucene.search.join.ScoreMode;
 import org.apache.lucene.search.join.ToParentBlockJoinQuery;
 import org.apache.solr.common.params.SolrParams;
@@ -86,8 +87,7 @@ class BlockJoinParentQParser extends QPa
   }
 
   protected Filter createParentFilter(Query parentQ) {
-    return new CachingWrapperFilter(new QueryWrapperFilter(parentQ)) {
-    };
+    return new FixedBitSetCachingWrapperFilter(new QueryWrapperFilter(parentQ));
   }
 }