http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-examples/hyracks-integration-tests/src/test/java/org/apache/hyracks/tests/am/lsm/rtree/LSMRTreeWithAntiMatterTuplesOperatorTestHelper.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-examples/hyracks-integration-tests/src/test/java/org/apache/hyracks/tests/am/lsm/rtree/LSMRTreeWithAntiMatterTuplesOperatorTestHelper.java
 
b/hyracks-fullstack/hyracks/hyracks-examples/hyracks-integration-tests/src/test/java/org/apache/hyracks/tests/am/lsm/rtree/LSMRTreeWithAntiMatterTuplesOperatorTestHelper.java
index 403e6ba..a2a6971 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-examples/hyracks-integration-tests/src/test/java/org/apache/hyracks/tests/am/lsm/rtree/LSMRTreeWithAntiMatterTuplesOperatorTestHelper.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-examples/hyracks-integration-tests/src/test/java/org/apache/hyracks/tests/am/lsm/rtree/LSMRTreeWithAntiMatterTuplesOperatorTestHelper.java
@@ -30,7 +30,7 @@ import 
org.apache.hyracks.storage.am.common.dataflow.IIndexDataflowHelperFactory
 import 
org.apache.hyracks.storage.am.lsm.common.impls.ConstantMergePolicyFactory;
 import org.apache.hyracks.storage.am.lsm.common.impls.NoOpIOOperationCallback;
 import 
org.apache.hyracks.storage.am.lsm.common.impls.SynchronousSchedulerProvider;
-import 
org.apache.hyracks.storage.am.lsm.common.impls.ThreadCountingOperationTrackerProvider;
+import 
org.apache.hyracks.storage.am.lsm.common.impls.ThreadCountingOperationTrackerFactory;
 import 
org.apache.hyracks.storage.am.lsm.rtree.dataflow.LSMRTreeWithAntiMatterTuplesDataflowHelperFactory;
 import org.apache.hyracks.storage.am.rtree.frames.RTreePolicyType;
 import org.apache.hyracks.tests.am.common.LSMTreeOperatorTestHelper;
@@ -52,7 +52,7 @@ public class LSMRTreeWithAntiMatterTuplesOperatorTestHelper 
extends LSMTreeOpera
             IBinaryComparatorFactory[] btreeComparatorFactories, 
ILinearizeComparatorFactory linearizerCmpFactory) {
         return new 
LSMRTreeWithAntiMatterTuplesDataflowHelperFactory(valueProviderFactories, 
rtreePolicyType,
                 btreeComparatorFactories, virtualBufferCacheProvider, new 
ConstantMergePolicyFactory(),
-                MERGE_POLICY_PROPERTIES, 
ThreadCountingOperationTrackerProvider.INSTANCE,
+                MERGE_POLICY_PROPERTIES, 
ThreadCountingOperationTrackerFactory.INSTANCE,
                 SynchronousSchedulerProvider.INSTANCE, 
NoOpIOOperationCallback.INSTANCE, linearizerCmpFactory, null,
                 null, null, null, true, false);
     }

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-examples/hyracks-integration-tests/src/test/java/org/apache/hyracks/tests/am/rtree/AbstractRTreeOperatorTest.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-examples/hyracks-integration-tests/src/test/java/org/apache/hyracks/tests/am/rtree/AbstractRTreeOperatorTest.java
 
b/hyracks-fullstack/hyracks/hyracks-examples/hyracks-integration-tests/src/test/java/org/apache/hyracks/tests/am/rtree/AbstractRTreeOperatorTest.java
index 6d90d07..6e4214f 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-examples/hyracks-integration-tests/src/test/java/org/apache/hyracks/tests/am/rtree/AbstractRTreeOperatorTest.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-examples/hyracks-integration-tests/src/test/java/org/apache/hyracks/tests/am/rtree/AbstractRTreeOperatorTest.java
@@ -66,11 +66,11 @@ import 
org.apache.hyracks.storage.am.common.ophelpers.IndexOperation;
 import org.apache.hyracks.storage.am.lsm.rtree.utils.LSMRTreeUtils;
 import org.apache.hyracks.storage.am.rtree.frames.RTreePolicyType;
 import org.apache.hyracks.storage.am.rtree.util.RTreeUtils;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import 
org.apache.hyracks.storage.common.file.TransientLocalResourceFactoryProvider;
 import org.apache.hyracks.test.support.TestIndexLifecycleManagerProvider;
 import org.apache.hyracks.test.support.TestStorageManagerComponentHolder;
-import org.apache.hyracks.test.support.TestStorageManagerInterface;
+import org.apache.hyracks.test.support.TestStorageManager;
 import org.apache.hyracks.tests.am.common.ITreeIndexOperatorTestHelper;
 import org.apache.hyracks.tests.integration.AbstractIntegrationTest;
 import org.junit.After;
@@ -89,7 +89,7 @@ public abstract class AbstractRTreeOperatorTest extends 
AbstractIntegrationTest
 
     protected RTreeType rTreeType;
 
-    protected final IStorageManagerInterface storageManager = new 
TestStorageManagerInterface();
+    protected final IStorageManager storageManager = new TestStorageManager();
     protected final IIndexLifecycleManagerProvider lcManagerProvider = new 
TestIndexLifecycleManagerProvider();
     protected final IPageManagerFactory pageManagerFactory = new 
LinkedMetadataPageManagerFactory();
     protected IIndexDataflowHelperFactory rtreeDataflowHelperFactory;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/dataflow/BTreeSearchOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/dataflow/BTreeSearchOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/dataflow/BTreeSearchOperatorDescriptor.java
index 1c815bf..acb008d 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/dataflow/BTreeSearchOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/dataflow/BTreeSearchOperatorDescriptor.java
@@ -35,7 +35,7 @@ import 
org.apache.hyracks.storage.am.common.api.ISearchOperationCallbackFactory;
 import 
org.apache.hyracks.storage.am.common.dataflow.AbstractTreeIndexOperatorDescriptor;
 import 
org.apache.hyracks.storage.am.common.dataflow.IIndexDataflowHelperFactory;
 import org.apache.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.file.NoOpLocalResourceFactoryProvider;
 
 public class BTreeSearchOperatorDescriptor extends 
AbstractTreeIndexOperatorDescriptor {
@@ -50,7 +50,7 @@ public class BTreeSearchOperatorDescriptor extends 
AbstractTreeIndexOperatorDesc
     private final int[] maxFilterFieldIndexes;
 
     public BTreeSearchOperatorDescriptor(IOperatorDescriptorRegistry spec, 
RecordDescriptor recDesc,
-            IStorageManagerInterface storageManager, 
IIndexLifecycleManagerProvider lifecycleManagerProvider,
+            IStorageManager storageManager, IIndexLifecycleManagerProvider 
lifecycleManagerProvider,
             IFileSplitProvider fileSplitProvider, ITypeTraits[] typeTraits,
             IBinaryComparatorFactory[] comparatorFactories, int[] 
bloomFilterKeyFields, int[] lowKeyFields,
             int[] highKeyFields, boolean lowKeyInclusive, boolean 
highKeyInclusive,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/dataflow/BTreeUpdateSearchOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/dataflow/BTreeUpdateSearchOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/dataflow/BTreeUpdateSearchOperatorDescriptor.java
index 00cf356..665e027 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/dataflow/BTreeUpdateSearchOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/dataflow/BTreeUpdateSearchOperatorDescriptor.java
@@ -33,7 +33,7 @@ import 
org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import 
org.apache.hyracks.storage.am.common.api.ISearchOperationCallbackFactory;
 import org.apache.hyracks.storage.am.common.api.ITupleUpdaterFactory;
 import 
org.apache.hyracks.storage.am.common.dataflow.IIndexDataflowHelperFactory;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 
 public class BTreeUpdateSearchOperatorDescriptor extends 
BTreeSearchOperatorDescriptor {
 
@@ -42,7 +42,7 @@ public class BTreeUpdateSearchOperatorDescriptor extends 
BTreeSearchOperatorDesc
     private final ITupleUpdaterFactory tupleUpdaterFactory;
 
     public BTreeUpdateSearchOperatorDescriptor(IOperatorDescriptorRegistry 
spec, RecordDescriptor recDesc,
-            IStorageManagerInterface storageManager, 
IIndexLifecycleManagerProvider lifecycleManagerProvider,
+            IStorageManager storageManager, IIndexLifecycleManagerProvider 
lifecycleManagerProvider,
             IFileSplitProvider fileSplitProvider, ITypeTraits[] typeTraits,
             IBinaryComparatorFactory[] comparatorFactories, int[] 
bloomFilterKeyFields, int[] lowKeyFields,
             int[] highKeyFields, boolean lowKeyInclusive, boolean 
highKeyInclusive,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTree.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTree.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTree.java
index 5fdd943..653689a 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTree.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTree.java
@@ -31,7 +31,7 @@ import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.api.io.FileReference;
 import org.apache.hyracks.data.std.primitive.IntegerPointable;
 import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
-import org.apache.hyracks.dataflow.common.util.TupleUtils;
+import org.apache.hyracks.dataflow.common.utils.TupleUtils;
 import org.apache.hyracks.storage.am.btree.api.IBTreeFrame;
 import org.apache.hyracks.storage.am.btree.api.IBTreeInteriorFrame;
 import org.apache.hyracks.storage.am.btree.api.IBTreeLeafFrame;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTreeOpContext.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTreeOpContext.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTreeOpContext.java
index 3c5d0e5..dff6743 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTreeOpContext.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTreeOpContext.java
@@ -27,7 +27,7 @@ import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleBuilder;
 import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleReference;
 import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
-import org.apache.hyracks.dataflow.common.util.TupleUtils;
+import org.apache.hyracks.dataflow.common.utils.TupleUtils;
 import org.apache.hyracks.storage.am.btree.api.IBTreeInteriorFrame;
 import org.apache.hyracks.storage.am.btree.api.IBTreeLeafFrame;
 import org.apache.hyracks.storage.am.btree.api.ITupleAcceptor;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTreeRangeSearchCursor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTreeRangeSearchCursor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTreeRangeSearchCursor.java
index 3301e37..b4fdd9e 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTreeRangeSearchCursor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-btree/src/main/java/org/apache/hyracks/storage/am/btree/impls/BTreeRangeSearchCursor.java
@@ -23,7 +23,7 @@ import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleBuilder;
 import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleReference;
 import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
-import org.apache.hyracks.dataflow.common.util.TupleUtils;
+import org.apache.hyracks.dataflow.common.utils.TupleUtils;
 import org.apache.hyracks.storage.am.btree.api.IBTreeLeafFrame;
 import org.apache.hyracks.storage.am.common.api.ICursorInitialState;
 import org.apache.hyracks.storage.am.common.api.IIndexAccessor;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IIndexLifecycleManagerProvider.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IIndexLifecycleManagerProvider.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IIndexLifecycleManagerProvider.java
index 5378610..673319f 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IIndexLifecycleManagerProvider.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IIndexLifecycleManagerProvider.java
@@ -22,6 +22,10 @@ import java.io.Serializable;
 
 import org.apache.hyracks.api.context.IHyracksTaskContext;
 
+/**
+ * Provides an {@link 
org.apache.hyracks.storage.am.common.api.IResourceLifecycleManager<IIndex>} 
instance
+ */
+@FunctionalInterface
 public interface IIndexLifecycleManagerProvider extends Serializable {
-    public IResourceLifecycleManager<IIndex> 
getLifecycleManager(IHyracksTaskContext ctx);
+    IResourceLifecycleManager<IIndex> getLifecycleManager(IHyracksTaskContext 
ctx);
 }

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IMetadataPageManagerFactory.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IMetadataPageManagerFactory.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IMetadataPageManagerFactory.java
index 78a80e7..0c4167c 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IMetadataPageManagerFactory.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IMetadataPageManagerFactory.java
@@ -20,8 +20,12 @@ package org.apache.hyracks.storage.am.common.api;
 
 import org.apache.hyracks.storage.common.buffercache.IBufferCache;
 
+/**
+ * A factory class for {@link 
org.apache.hyracks.storage.am.common.api.IMetadataPageManager}
+ */
 @FunctionalInterface
 public interface IMetadataPageManagerFactory extends IPageManagerFactory {
+
     @Override
     IMetadataPageManager createPageManager(IBufferCache bufferCache);
 }

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IPrimitiveValueProvider.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IPrimitiveValueProvider.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IPrimitiveValueProvider.java
index d9ab69f..754bb41 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IPrimitiveValueProvider.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IPrimitiveValueProvider.java
@@ -19,6 +19,17 @@
 
 package org.apache.hyracks.storage.am.common.api;
 
+/**
+ * Provides double values for RTree operations from encoded bytes
+ */
+@FunctionalInterface
 public interface IPrimitiveValueProvider {
-    public double getValue(byte[] bytes, int offset);
+    /**
+     * @param bytes
+     *            the source byte array
+     * @param offset
+     *            the offset of the value
+     * @return the decoded double value
+     */
+    double getValue(byte[] bytes, int offset);
 }

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IPrimitiveValueProviderFactory.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IPrimitiveValueProviderFactory.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IPrimitiveValueProviderFactory.java
index ceb5f71..942517c 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IPrimitiveValueProviderFactory.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/api/IPrimitiveValueProviderFactory.java
@@ -21,6 +21,13 @@ package org.apache.hyracks.storage.am.common.api;
 
 import java.io.Serializable;
 
+/**
+ * Provides {@link 
org.apache.hyracks.storage.am.common.api.IPrimitiveValueProvider} for R-Tree 
operations
+ */
+@FunctionalInterface
 public interface IPrimitiveValueProviderFactory extends Serializable {
-    public IPrimitiveValueProvider createPrimitiveValueProvider();
+    /**
+     * @return {@link 
org.apache.hyracks.storage.am.common.api.IPrimitiveValueProvider} instance
+     */
+    IPrimitiveValueProvider createPrimitiveValueProvider();
 }

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/AbstractIndexOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/AbstractIndexOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/AbstractIndexOperatorDescriptor.java
index d304883..00123f7 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/AbstractIndexOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/AbstractIndexOperatorDescriptor.java
@@ -29,7 +29,7 @@ import 
org.apache.hyracks.storage.am.common.api.IModificationOperationCallbackFa
 import org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import 
org.apache.hyracks.storage.am.common.api.ISearchOperationCallbackFactory;
 import org.apache.hyracks.storage.am.common.api.ITupleFilterFactory;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.file.ILocalResourceFactoryProvider;
 
 public abstract class AbstractIndexOperatorDescriptor extends 
AbstractSingleActivityOperatorDescriptor implements
@@ -38,7 +38,7 @@ public abstract class AbstractIndexOperatorDescriptor extends 
AbstractSingleActi
     private static final long serialVersionUID = 1L;
 
     protected final IFileSplitProvider fileSplitProvider;
-    protected final IStorageManagerInterface storageManager;
+    protected final IStorageManager storageManager;
     protected final IIndexLifecycleManagerProvider lifecycleManagerProvider;
     protected final IIndexDataflowHelperFactory dataflowHelperFactory;
     protected final ITupleFilterFactory tupleFilterFactory;
@@ -51,7 +51,7 @@ public abstract class AbstractIndexOperatorDescriptor extends 
AbstractSingleActi
     protected final ILocalResourceFactoryProvider localResourceFactoryProvider;
 
     public AbstractIndexOperatorDescriptor(IOperatorDescriptorRegistry spec, 
int inputArity, int outputArity,
-            RecordDescriptor recDesc, IStorageManagerInterface storageManager,
+            RecordDescriptor recDesc, IStorageManager storageManager,
             IIndexLifecycleManagerProvider lifecycleManagerProvider, 
IFileSplitProvider fileSplitProvider,
             IIndexDataflowHelperFactory dataflowHelperFactory, 
ITupleFilterFactory tupleFilterFactory,
             boolean retainInput, boolean retainNull, IMissingWriterFactory 
nullWriterFactory,
@@ -83,7 +83,7 @@ public abstract class AbstractIndexOperatorDescriptor extends 
AbstractSingleActi
     }
 
     @Override
-    public IStorageManagerInterface getStorageManager() {
+    public IStorageManager getStorageManager() {
         return storageManager;
     }
 

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/AbstractTreeIndexOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/AbstractTreeIndexOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/AbstractTreeIndexOperatorDescriptor.java
index 9455d9e..99b0854 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/AbstractTreeIndexOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/AbstractTreeIndexOperatorDescriptor.java
@@ -30,7 +30,7 @@ import 
org.apache.hyracks.storage.am.common.api.IModificationOperationCallbackFa
 import org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import 
org.apache.hyracks.storage.am.common.api.ISearchOperationCallbackFactory;
 import org.apache.hyracks.storage.am.common.api.ITupleFilterFactory;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.file.ILocalResourceFactoryProvider;
 
 public abstract class AbstractTreeIndexOperatorDescriptor extends 
AbstractIndexOperatorDescriptor {
@@ -42,17 +42,18 @@ public abstract class AbstractTreeIndexOperatorDescriptor 
extends AbstractIndexO
     protected final int[] bloomFilterKeyFields;
 
     public AbstractTreeIndexOperatorDescriptor(IOperatorDescriptorRegistry 
spec, int inputArity, int outputArity,
-            RecordDescriptor recDesc, IStorageManagerInterface storageManager,
+            RecordDescriptor recDesc, IStorageManager storageManager,
             IIndexLifecycleManagerProvider lifecycleManagerProvider, 
IFileSplitProvider fileSplitProvider,
             ITypeTraits[] typeTraits, IBinaryComparatorFactory[] 
comparatorFactories, int[] bloomFilterKeyFields,
             IIndexDataflowHelperFactory dataflowHelperFactory, 
ITupleFilterFactory tupleFilterFactory,
-            boolean retainInput, boolean retainNull, IMissingWriterFactory 
nullWriterFactory,
+            boolean retainInput, boolean retainNull, IMissingWriterFactory 
missingWriterFactory,
             ILocalResourceFactoryProvider localResourceFactoryProvider,
             ISearchOperationCallbackFactory searchOpCallbackFactory,
             IModificationOperationCallbackFactory 
modificationOpCallbackFactory,
             IPageManagerFactory pageManagerFactory) {
-        super(spec, inputArity, outputArity, recDesc, storageManager, 
lifecycleManagerProvider, fileSplitProvider,
-                dataflowHelperFactory, tupleFilterFactory, retainInput, 
retainNull, nullWriterFactory,
+        super(spec, inputArity, outputArity, recDesc, storageManager, 
lifecycleManagerProvider,
+                fileSplitProvider,
+                dataflowHelperFactory, tupleFilterFactory, retainInput, 
retainNull, missingWriterFactory,
                 localResourceFactoryProvider, searchOpCallbackFactory, 
modificationOpCallbackFactory,
                 pageManagerFactory);
         this.typeTraits = typeTraits;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/IIndexOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/IIndexOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/IIndexOperatorDescriptor.java
index f78c843..388dc85 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/IIndexOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/IIndexOperatorDescriptor.java
@@ -28,13 +28,13 @@ import 
org.apache.hyracks.storage.am.common.api.IModificationOperationCallbackFa
 import org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import 
org.apache.hyracks.storage.am.common.api.ISearchOperationCallbackFactory;
 import org.apache.hyracks.storage.am.common.api.ITupleFilterFactory;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.file.ILocalResourceFactoryProvider;
 
 public interface IIndexOperatorDescriptor extends IActivity {
     IFileSplitProvider getFileSplitProvider();
 
-    IStorageManagerInterface getStorageManager();
+    IStorageManager getStorageManager();
 
     IIndexLifecycleManagerProvider getLifecycleManagerProvider();
 

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/IndexDropOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/IndexDropOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/IndexDropOperatorDescriptor.java
index 9d3be6f..9ddd61a 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/IndexDropOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/IndexDropOperatorDescriptor.java
@@ -31,14 +31,14 @@ import 
org.apache.hyracks.dataflow.std.file.IFileSplitProvider;
 import org.apache.hyracks.storage.am.common.api.IIndexLifecycleManagerProvider;
 import org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import org.apache.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.file.NoOpLocalResourceFactoryProvider;
 
 public class IndexDropOperatorDescriptor extends 
AbstractTreeIndexOperatorDescriptor {
 
     private static final long serialVersionUID = 1L;
 
-    public IndexDropOperatorDescriptor(IOperatorDescriptorRegistry spec, 
IStorageManagerInterface storageManager,
+    public IndexDropOperatorDescriptor(IOperatorDescriptorRegistry spec, 
IStorageManager storageManager,
             IIndexLifecycleManagerProvider lifecycleManagerProvider, 
IFileSplitProvider fileSplitProvider,
             IIndexDataflowHelperFactory dataflowHelperFactory, 
IPageManagerFactory pageManagerFactory) {
         // TODO: providing the type traits below is a hack to allow:

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexBulkLoadOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexBulkLoadOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexBulkLoadOperatorDescriptor.java
index cd26fb0..ddb5df7 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexBulkLoadOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexBulkLoadOperatorDescriptor.java
@@ -31,7 +31,7 @@ import 
org.apache.hyracks.dataflow.std.file.IFileSplitProvider;
 import org.apache.hyracks.storage.am.common.api.IIndexLifecycleManagerProvider;
 import org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import org.apache.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.file.NoOpLocalResourceFactoryProvider;
 
 public class TreeIndexBulkLoadOperatorDescriptor extends 
AbstractTreeIndexOperatorDescriptor {
@@ -45,7 +45,7 @@ public class TreeIndexBulkLoadOperatorDescriptor extends 
AbstractTreeIndexOperat
     private final boolean checkIfEmptyIndex;
 
     public TreeIndexBulkLoadOperatorDescriptor(IOperatorDescriptorRegistry 
spec, RecordDescriptor recDesc,
-            IStorageManagerInterface storageManager, 
IIndexLifecycleManagerProvider lifecycleManagerProvider,
+            IStorageManager storageManager, IIndexLifecycleManagerProvider 
lifecycleManagerProvider,
             IFileSplitProvider fileSplitProvider, ITypeTraits[] typeTraits,
             IBinaryComparatorFactory[] comparatorFactories, int[] 
bloomFilterKeyFields, int[] fieldPermutation,
             float fillFactor, boolean verifyInput, long numElementsHint, 
boolean checkIfEmptyIndex,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexCreateOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexCreateOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexCreateOperatorDescriptor.java
index c225d37..5448b7b 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexCreateOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexCreateOperatorDescriptor.java
@@ -31,14 +31,14 @@ import 
org.apache.hyracks.storage.am.common.api.IIndexLifecycleManagerProvider;
 import 
org.apache.hyracks.storage.am.common.api.IModificationOperationCallbackFactory;
 import org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import org.apache.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.file.ILocalResourceFactoryProvider;
 
 public class TreeIndexCreateOperatorDescriptor extends 
AbstractTreeIndexOperatorDescriptor {
 
     private static final long serialVersionUID = 1L;
 
-    public TreeIndexCreateOperatorDescriptor(IOperatorDescriptorRegistry spec, 
IStorageManagerInterface storageManager,
+    public TreeIndexCreateOperatorDescriptor(IOperatorDescriptorRegistry spec, 
IStorageManager storageManager,
             IIndexLifecycleManagerProvider lifecycleManagerProvider, 
IFileSplitProvider fileSplitProvider,
             ITypeTraits[] typeTraits, IBinaryComparatorFactory[] 
comparatorFactories, int[] bloomFilterKeyFields,
             IIndexDataflowHelperFactory dataflowHelperFactory,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexDiskOrderScanOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexDiskOrderScanOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexDiskOrderScanOperatorDescriptor.java
index 58b63a8..378c49b 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexDiskOrderScanOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexDiskOrderScanOperatorDescriptor.java
@@ -31,7 +31,7 @@ import 
org.apache.hyracks.storage.am.common.api.IIndexLifecycleManagerProvider;
 import org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import 
org.apache.hyracks.storage.am.common.api.ISearchOperationCallbackFactory;
 import org.apache.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.file.NoOpLocalResourceFactoryProvider;
 
 public class TreeIndexDiskOrderScanOperatorDescriptor extends 
AbstractTreeIndexOperatorDescriptor {
@@ -39,7 +39,7 @@ public class TreeIndexDiskOrderScanOperatorDescriptor extends 
AbstractTreeIndexO
     private static final long serialVersionUID = 1L;
 
     public 
TreeIndexDiskOrderScanOperatorDescriptor(IOperatorDescriptorRegistry spec, 
RecordDescriptor recDesc,
-            IStorageManagerInterface storageManager, 
IIndexLifecycleManagerProvider lifecycleManagerProvider,
+            IStorageManager storageManager, IIndexLifecycleManagerProvider 
lifecycleManagerProvider,
             IFileSplitProvider fileSplitProvider, ITypeTraits[] typeTraits,
             IIndexDataflowHelperFactory dataflowHelperFactory,
             ISearchOperationCallbackFactory searchOpCallbackProvider, 
IPageManagerFactory pageManagerFactory) {

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexInsertUpdateDeleteOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexInsertUpdateDeleteOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexInsertUpdateDeleteOperatorDescriptor.java
index 9e1b172..c9a5be7 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexInsertUpdateDeleteOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexInsertUpdateDeleteOperatorDescriptor.java
@@ -34,7 +34,7 @@ import 
org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import org.apache.hyracks.storage.am.common.api.ITupleFilterFactory;
 import org.apache.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory;
 import org.apache.hyracks.storage.am.common.ophelpers.IndexOperation;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.file.NoOpLocalResourceFactoryProvider;
 
 public class TreeIndexInsertUpdateDeleteOperatorDescriptor extends 
AbstractTreeIndexOperatorDescriptor {
@@ -45,7 +45,7 @@ public class TreeIndexInsertUpdateDeleteOperatorDescriptor 
extends AbstractTreeI
     private final IndexOperation op;
 
     public 
TreeIndexInsertUpdateDeleteOperatorDescriptor(IOperatorDescriptorRegistry spec, 
RecordDescriptor recDesc,
-            IStorageManagerInterface storageManager, 
IIndexLifecycleManagerProvider lifecycleManagerProvider,
+            IStorageManager storageManager, IIndexLifecycleManagerProvider 
lifecycleManagerProvider,
             IFileSplitProvider fileSplitProvider, ITypeTraits[] typeTraits,
             IBinaryComparatorFactory[] comparatorFactories, int[] 
bloomFilterKeyFields, int[] fieldPermutation,
             IndexOperation op, IIndexDataflowHelperFactory 
dataflowHelperFactory,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexStatsOperatorDescriptor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexStatsOperatorDescriptor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexStatsOperatorDescriptor.java
index ecedc21..c145ea9 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexStatsOperatorDescriptor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/dataflow/TreeIndexStatsOperatorDescriptor.java
@@ -33,7 +33,7 @@ import 
org.apache.hyracks.storage.am.common.api.IIndexLifecycleManagerProvider;
 import org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import 
org.apache.hyracks.storage.am.common.api.ISearchOperationCallbackFactory;
 import org.apache.hyracks.storage.am.common.impls.NoOpOperationCallbackFactory;
-import org.apache.hyracks.storage.common.IStorageManagerInterface;
+import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.file.NoOpLocalResourceFactoryProvider;
 
 public class TreeIndexStatsOperatorDescriptor extends 
AbstractTreeIndexOperatorDescriptor {
@@ -42,7 +42,7 @@ public class TreeIndexStatsOperatorDescriptor extends 
AbstractTreeIndexOperatorD
     private static final RecordDescriptor recDesc = new RecordDescriptor(
             new ISerializerDeserializer[] { new 
UTF8StringSerializerDeserializer() });
 
-    public TreeIndexStatsOperatorDescriptor(IOperatorDescriptorRegistry spec, 
IStorageManagerInterface storageManager,
+    public TreeIndexStatsOperatorDescriptor(IOperatorDescriptorRegistry spec, 
IStorageManager storageManager,
             IIndexLifecycleManagerProvider lifecycleManagerProvider, 
IFileSplitProvider fileSplitProvider,
             ITypeTraits[] typeTraits, IBinaryComparatorFactory[] 
comparatorFactories, int[] bloomFilterKeyFields,
             IIndexDataflowHelperFactory dataflowHelperFactory,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/freepage/AppendOnlyLinkedMetadataPageManagerFactory.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/freepage/AppendOnlyLinkedMetadataPageManagerFactory.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/freepage/AppendOnlyLinkedMetadataPageManagerFactory.java
index fea128d..2c581b0 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/freepage/AppendOnlyLinkedMetadataPageManagerFactory.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/freepage/AppendOnlyLinkedMetadataPageManagerFactory.java
@@ -25,6 +25,11 @@ import 
org.apache.hyracks.storage.common.buffercache.IBufferCache;
 
 public class AppendOnlyLinkedMetadataPageManagerFactory implements 
IMetadataPageManagerFactory {
     private static final long serialVersionUID = 1L;
+    public static final AppendOnlyLinkedMetadataPageManagerFactory INSTANCE =
+            new AppendOnlyLinkedMetadataPageManagerFactory();
+
+    private AppendOnlyLinkedMetadataPageManagerFactory() {
+    }
 
     @Override
     public IMetadataPageManager createPageManager(IBufferCache bufferCache) {

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/ophelpers/IndexOperation.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/ophelpers/IndexOperation.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/ophelpers/IndexOperation.java
index f579064..43e0889 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/ophelpers/IndexOperation.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/ophelpers/IndexOperation.java
@@ -20,6 +20,7 @@
 package org.apache.hyracks.storage.am.common.ophelpers;
 
 public enum IndexOperation {
+    CREATE,
     INSERT,
     DELETE,
     UPDATE,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/util/TreeIndexUtils.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/util/TreeIndexUtils.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/util/TreeIndexUtils.java
index a4afe80..37ecfc0 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/util/TreeIndexUtils.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-common/src/main/java/org/apache/hyracks/storage/am/common/util/TreeIndexUtils.java
@@ -21,7 +21,7 @@ package org.apache.hyracks.storage.am.common.util;
 
 import org.apache.hyracks.api.dataflow.value.ISerializerDeserializer;
 import org.apache.hyracks.api.exceptions.HyracksDataException;
-import org.apache.hyracks.dataflow.common.util.TupleUtils;
+import org.apache.hyracks.dataflow.common.utils.TupleUtils;
 import org.apache.hyracks.storage.am.common.api.ITreeIndexFrame;
 import org.apache.hyracks.storage.am.common.api.ITreeIndexTupleReference;
 

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeDataflowHelper.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeDataflowHelper.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeDataflowHelper.java
index b11b364..0d8f32e 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeDataflowHelper.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeDataflowHelper.java
@@ -27,11 +27,11 @@ import org.apache.hyracks.storage.am.common.api.ITreeIndex;
 import 
org.apache.hyracks.storage.am.common.dataflow.AbstractTreeIndexOperatorDescriptor;
 import org.apache.hyracks.storage.am.common.dataflow.IIndexOperatorDescriptor;
 import org.apache.hyracks.storage.am.common.util.IndexFileNameUtil;
-import org.apache.hyracks.storage.am.lsm.btree.util.LSMBTreeUtils;
+import org.apache.hyracks.storage.am.lsm.btree.utils.LSMBTreeUtil;
 import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallbackFactory;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationScheduler;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
-import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerProvider;
+import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerFactory;
 
 public class ExternalBTreeDataflowHelper extends LSMBTreeDataflowHelper {
 
@@ -39,7 +39,7 @@ public class ExternalBTreeDataflowHelper extends 
LSMBTreeDataflowHelper {
 
     public ExternalBTreeDataflowHelper(IIndexOperatorDescriptor opDesc, 
IHyracksTaskContext ctx, int partition,
             double bloomFilterFalsePositiveRate, ILSMMergePolicy mergePolicy,
-            ILSMOperationTrackerProvider opTrackerFactory, 
ILSMIOOperationScheduler ioScheduler,
+            ILSMOperationTrackerFactory opTrackerFactory, 
ILSMIOOperationScheduler ioScheduler,
             ILSMIOOperationCallbackFactory ioOpCallbackFactory, int version, 
boolean durable)
             throws HyracksDataException {
         super(opDesc, ctx, partition, null, bloomFilterFalsePositiveRate, 
mergePolicy, opTrackerFactory, ioScheduler,
@@ -66,11 +66,12 @@ public class ExternalBTreeDataflowHelper extends 
LSMBTreeDataflowHelper {
         AbstractTreeIndexOperatorDescriptor treeOpDesc = 
(AbstractTreeIndexOperatorDescriptor) opDesc;
         FileReference fileRef = 
IndexFileNameUtil.getIndexAbsoluteFileRef(treeOpDesc, ctx.getTaskAttemptId()
                 .getTaskId().getPartition(), ctx.getIOManager());
-        return LSMBTreeUtils.createExternalBTree(ctx.getIOManager(), fileRef, 
opDesc.getStorageManager().getBufferCache(
-                ctx), opDesc
+        return LSMBTreeUtil.createExternalBTree(ctx.getIOManager(), fileRef, 
opDesc.getStorageManager()
+                .getBufferCache(ctx), opDesc
                 .getStorageManager().getFileMapProvider(ctx), 
treeOpDesc.getTreeIndexTypeTraits(), treeOpDesc
                 .getTreeIndexComparatorFactories(), 
treeOpDesc.getTreeIndexBloomFilterKeyFields(),
-                bloomFilterFalsePositiveRate, mergePolicy, 
opTrackerFactory.getOperationTracker(ctx), ioScheduler,
+                bloomFilterFalsePositiveRate, mergePolicy, 
opTrackerFactory.getOperationTracker(ctx.getJobletContext()
+                        .getApplicationContext()), ioScheduler,
                 ioOpCallbackFactory.createIOOperationCallback(), getVersion(), 
durable,
                 (IMetadataPageManagerFactory) opDesc.getPageManagerFactory());
     }

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeDataflowHelperFactory.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeDataflowHelperFactory.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeDataflowHelperFactory.java
index 6334fb3..9d0d2ac 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeDataflowHelperFactory.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeDataflowHelperFactory.java
@@ -27,7 +27,7 @@ import 
org.apache.hyracks.storage.am.common.dataflow.IIndexOperatorDescriptor;
 import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallbackFactory;
 import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationSchedulerProvider;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
-import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerProvider;
+import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerFactory;
 import 
org.apache.hyracks.storage.am.lsm.common.dataflow.AbstractLSMIndexDataflowHelperFactory;
 
 public class ExternalBTreeDataflowHelperFactory extends 
AbstractLSMIndexDataflowHelperFactory {
@@ -37,7 +37,7 @@ public class ExternalBTreeDataflowHelperFactory extends 
AbstractLSMIndexDataflow
     private final int version;
 
     public ExternalBTreeDataflowHelperFactory(ILSMMergePolicyFactory 
mergePolicyFactory,
-            Map<String, String> mergePolicyProperties, 
ILSMOperationTrackerProvider opTrackerFactory,
+            Map<String, String> mergePolicyProperties, 
ILSMOperationTrackerFactory opTrackerFactory,
             ILSMIOOperationSchedulerProvider ioSchedulerProvider, 
ILSMIOOperationCallbackFactory ioOpCallbackFactory,
             double bloomFilterFalsePositiveRate, int version, boolean durable) 
{
         super(null, mergePolicyFactory, mergePolicyProperties, 
opTrackerFactory, ioSchedulerProvider,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeWithBuddyDataflowHelper.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeWithBuddyDataflowHelper.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeWithBuddyDataflowHelper.java
index dfbeb11..b4d2797 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeWithBuddyDataflowHelper.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeWithBuddyDataflowHelper.java
@@ -26,11 +26,11 @@ import 
org.apache.hyracks.storage.am.common.api.IMetadataPageManagerFactory;
 import 
org.apache.hyracks.storage.am.common.dataflow.AbstractTreeIndexOperatorDescriptor;
 import org.apache.hyracks.storage.am.common.dataflow.IIndexOperatorDescriptor;
 import org.apache.hyracks.storage.am.common.util.IndexFileNameUtil;
-import org.apache.hyracks.storage.am.lsm.btree.util.LSMBTreeUtils;
+import org.apache.hyracks.storage.am.lsm.btree.utils.LSMBTreeUtil;
 import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallbackFactory;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationScheduler;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
-import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerProvider;
+import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerFactory;
 import 
org.apache.hyracks.storage.am.lsm.common.dataflow.AbstractLSMIndexDataflowHelper;
 
 public class ExternalBTreeWithBuddyDataflowHelper extends 
AbstractLSMIndexDataflowHelper {
@@ -39,7 +39,7 @@ public class ExternalBTreeWithBuddyDataflowHelper extends 
AbstractLSMIndexDatafl
     private final int version;
 
     public ExternalBTreeWithBuddyDataflowHelper(IIndexOperatorDescriptor 
opDesc, IHyracksTaskContext ctx,
-            int partition, ILSMMergePolicy mergePolicy, 
ILSMOperationTrackerProvider opTrackerFactory,
+            int partition, ILSMMergePolicy mergePolicy, 
ILSMOperationTrackerFactory opTrackerFactory,
             ILSMIOOperationScheduler ioScheduler, 
ILSMIOOperationCallbackFactory ioOpCallbackFactory,
             int[] buddyBtreeFields, int version, boolean durable) throws 
HyracksDataException {
         super(opDesc, ctx, partition, null, mergePolicy, opTrackerFactory, 
ioScheduler, ioOpCallbackFactory, null,
@@ -50,7 +50,7 @@ public class ExternalBTreeWithBuddyDataflowHelper extends 
AbstractLSMIndexDatafl
 
     public ExternalBTreeWithBuddyDataflowHelper(IIndexOperatorDescriptor 
opDesc, IHyracksTaskContext ctx,
             int partition, double bloomFilterFalsePositiveRate, 
ILSMMergePolicy mergePolicy,
-            ILSMOperationTrackerProvider opTrackerFactory, 
ILSMIOOperationScheduler ioScheduler,
+            ILSMOperationTrackerFactory opTrackerFactory, 
ILSMIOOperationScheduler ioScheduler,
             ILSMIOOperationCallbackFactory ioOpCallbackFactory, int[] 
buddyBtreeFields, int version, boolean durable)
             throws HyracksDataException {
         super(opDesc, ctx, partition, null, bloomFilterFalsePositiveRate, 
mergePolicy, opTrackerFactory, ioScheduler,
@@ -78,17 +78,15 @@ public class ExternalBTreeWithBuddyDataflowHelper extends 
AbstractLSMIndexDatafl
         AbstractTreeIndexOperatorDescriptor treeOpDesc = 
(AbstractTreeIndexOperatorDescriptor) opDesc;
         FileReference fileRef = 
IndexFileNameUtil.getIndexAbsoluteFileRef(treeOpDesc, ctx.getTaskAttemptId()
                 .getTaskId().getPartition(), ctx.getIOManager());
-        return LSMBTreeUtils.createExternalBTreeWithBuddy(ctx.getIOManager(), 
fileRef, opDesc.getStorageManager()
-                .getBufferCache(ctx),
+        return LSMBTreeUtil.createExternalBTreeWithBuddy(ctx.getIOManager(), 
fileRef,
+                opDesc.getStorageManager().getBufferCache(ctx),
                 opDesc.getStorageManager().getFileMapProvider(ctx), 
treeOpDesc.getTreeIndexTypeTraits(),
                 treeOpDesc.getTreeIndexComparatorFactories(), 
bloomFilterFalsePositiveRate, mergePolicy,
-                opTrackerFactory.getOperationTracker(ctx), ioScheduler,
+                
opTrackerFactory.getOperationTracker(ctx.getJobletContext().getApplicationContext()),
 ioScheduler,
                 ioOpCallbackFactory.createIOOperationCallback(), 
buddyBtreeFields, version, durable,
                 (IMetadataPageManagerFactory) opDesc.getPageManagerFactory());
     }
-
     public int getTargetVersion() {
         return version;
     }
-
 }

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeWithBuddyDataflowHelperFactory.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeWithBuddyDataflowHelperFactory.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeWithBuddyDataflowHelperFactory.java
index 319b5c1..3b49b0f 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeWithBuddyDataflowHelperFactory.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/ExternalBTreeWithBuddyDataflowHelperFactory.java
@@ -27,7 +27,7 @@ import 
org.apache.hyracks.storage.am.common.dataflow.IIndexOperatorDescriptor;
 import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallbackFactory;
 import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationSchedulerProvider;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
-import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerProvider;
+import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerFactory;
 import 
org.apache.hyracks.storage.am.lsm.common.dataflow.AbstractLSMIndexDataflowHelperFactory;
 
 public class ExternalBTreeWithBuddyDataflowHelperFactory extends 
AbstractLSMIndexDataflowHelperFactory {
@@ -37,7 +37,7 @@ public class ExternalBTreeWithBuddyDataflowHelperFactory 
extends AbstractLSMInde
     private final int version;
 
     public ExternalBTreeWithBuddyDataflowHelperFactory(ILSMMergePolicyFactory 
mergePolicyFactory,
-            Map<String, String> mergePolicyProperties, 
ILSMOperationTrackerProvider opTrackerFactory,
+            Map<String, String> mergePolicyProperties, 
ILSMOperationTrackerFactory opTrackerFactory,
             ILSMIOOperationSchedulerProvider ioSchedulerProvider, 
ILSMIOOperationCallbackFactory ioOpCallbackFactory,
             double bloomFilterFalsePositiveRate, int[] buddyBtreeFields, int 
version, boolean durable) {
         super(null, mergePolicyFactory, mergePolicyProperties, 
opTrackerFactory, ioSchedulerProvider,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeDataflowHelper.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeDataflowHelper.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeDataflowHelper.java
index df029c7..5f8c951 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeDataflowHelper.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeDataflowHelper.java
@@ -31,11 +31,11 @@ import org.apache.hyracks.storage.am.common.api.ITreeIndex;
 import 
org.apache.hyracks.storage.am.common.dataflow.AbstractTreeIndexOperatorDescriptor;
 import org.apache.hyracks.storage.am.common.dataflow.IIndexOperatorDescriptor;
 import org.apache.hyracks.storage.am.common.util.IndexFileNameUtil;
-import org.apache.hyracks.storage.am.lsm.btree.util.LSMBTreeUtils;
+import org.apache.hyracks.storage.am.lsm.btree.utils.LSMBTreeUtil;
 import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallbackFactory;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationScheduler;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
-import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerProvider;
+import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerFactory;
 import org.apache.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import 
org.apache.hyracks.storage.am.lsm.common.dataflow.AbstractLSMIndexDataflowHelper;
 
@@ -46,7 +46,7 @@ public class LSMBTreeDataflowHelper extends 
AbstractLSMIndexDataflowHelper {
 
     public LSMBTreeDataflowHelper(IIndexOperatorDescriptor opDesc, 
IHyracksTaskContext ctx, int partition,
             List<IVirtualBufferCache> virtualBufferCaches, ILSMMergePolicy 
mergePolicy,
-            ILSMOperationTrackerProvider opTrackerFactory, 
ILSMIOOperationScheduler ioScheduler,
+            ILSMOperationTrackerFactory opTrackerFactory, 
ILSMIOOperationScheduler ioScheduler,
             ILSMIOOperationCallbackFactory ioOpCallbackFactory, boolean 
needKeyDupCheck,
             ITypeTraits[] filterTypeTraits, IBinaryComparatorFactory[] 
filterCmpFactories, int[] btreeFields,
             int[] filterFields, boolean durable) throws HyracksDataException {
@@ -57,7 +57,7 @@ public class LSMBTreeDataflowHelper extends 
AbstractLSMIndexDataflowHelper {
 
     public LSMBTreeDataflowHelper(IIndexOperatorDescriptor opDesc, 
IHyracksTaskContext ctx, int partition,
             List<IVirtualBufferCache> virtualBufferCaches, double 
bloomFilterFalsePositiveRate,
-            ILSMMergePolicy mergePolicy, ILSMOperationTrackerProvider 
opTrackerFactory,
+            ILSMMergePolicy mergePolicy, ILSMOperationTrackerFactory 
opTrackerFactory,
             ILSMIOOperationScheduler ioScheduler, 
ILSMIOOperationCallbackFactory ioOpCallbackFactory,
             boolean needKeyDupCheck, ITypeTraits[] filterTypeTraits, 
IBinaryComparatorFactory[] filterCmpFactories,
             int[] btreeFields, int[] filterFields, boolean durable) throws 
HyracksDataException {
@@ -72,11 +72,12 @@ public class LSMBTreeDataflowHelper extends 
AbstractLSMIndexDataflowHelper {
         AbstractTreeIndexOperatorDescriptor treeOpDesc = 
(AbstractTreeIndexOperatorDescriptor) opDesc;
         FileReference fileRef = 
IndexFileNameUtil.getIndexAbsoluteFileRef(treeOpDesc, ctx.getTaskAttemptId()
                 .getTaskId().getPartition(), ctx.getIOManager());
-        return LSMBTreeUtils.createLSMTree(ctx.getIOManager(), 
virtualBufferCaches, fileRef, opDesc.getStorageManager()
-                .getBufferCache(ctx),
+        return LSMBTreeUtil.createLSMTree(ctx.getIOManager(), 
virtualBufferCaches, fileRef,
+                opDesc.getStorageManager().getBufferCache(ctx),
                 opDesc.getStorageManager().getFileMapProvider(ctx), 
treeOpDesc.getTreeIndexTypeTraits(),
                 treeOpDesc.getTreeIndexComparatorFactories(), 
treeOpDesc.getTreeIndexBloomFilterKeyFields(),
-                bloomFilterFalsePositiveRate, mergePolicy, 
opTrackerFactory.getOperationTracker(ctx), ioScheduler,
+                bloomFilterFalsePositiveRate, mergePolicy, 
opTrackerFactory.getOperationTracker(ctx.getJobletContext()
+                        .getApplicationContext()), ioScheduler,
                 ioOpCallbackFactory.createIOOperationCallback(), 
needKeyDupCheck, filterTypeTraits, filterCmpFactories,
                 btreeFields, filterFields, durable, 
(IMetadataPageManagerFactory) opDesc.getPageManagerFactory());
     }

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeDataflowHelperFactory.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeDataflowHelperFactory.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeDataflowHelperFactory.java
index 4093938..d0defef 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeDataflowHelperFactory.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/dataflow/LSMBTreeDataflowHelperFactory.java
@@ -30,7 +30,7 @@ import 
org.apache.hyracks.storage.am.common.dataflow.IndexDataflowHelper;
 import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallbackFactory;
 import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationSchedulerProvider;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMMergePolicyFactory;
-import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerProvider;
+import 
org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTrackerFactory;
 import 
org.apache.hyracks.storage.am.lsm.common.api.IVirtualBufferCacheProvider;
 import 
org.apache.hyracks.storage.am.lsm.common.dataflow.AbstractLSMIndexDataflowHelperFactory;
 
@@ -42,7 +42,7 @@ public class LSMBTreeDataflowHelperFactory extends 
AbstractLSMIndexDataflowHelpe
 
     public LSMBTreeDataflowHelperFactory(IVirtualBufferCacheProvider 
virtualBufferCacheProvider,
             ILSMMergePolicyFactory mergePolicyFactory, Map<String, String> 
mergePolicyProperties,
-            ILSMOperationTrackerProvider opTrackerFactory, 
ILSMIOOperationSchedulerProvider ioSchedulerProvider,
+            ILSMOperationTrackerFactory opTrackerFactory, 
ILSMIOOperationSchedulerProvider ioSchedulerProvider,
             ILSMIOOperationCallbackFactory ioOpCallbackFactory, double 
bloomFilterFalsePositiveRate,
             boolean needKeyDupCheck, ITypeTraits[] filterTypeTraits, 
IBinaryComparatorFactory[] filterCmpFactories,
             int[] btreeFields, int[] filterFields, boolean durable) {

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/impls/LSMBTreeRangeSearchCursor.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/impls/LSMBTreeRangeSearchCursor.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/impls/LSMBTreeRangeSearchCursor.java
index 2e85fe9..d6c12e2 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/impls/LSMBTreeRangeSearchCursor.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/impls/LSMBTreeRangeSearchCursor.java
@@ -24,7 +24,7 @@ import java.util.Iterator;
 import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleBuilder;
 import org.apache.hyracks.dataflow.common.comm.io.ArrayTupleReference;
-import org.apache.hyracks.dataflow.common.util.TupleUtils;
+import org.apache.hyracks.dataflow.common.utils.TupleUtils;
 import org.apache.hyracks.storage.am.btree.api.IBTreeLeafFrame;
 import org.apache.hyracks.storage.am.btree.impls.BTree;
 import org.apache.hyracks.storage.am.btree.impls.BTree.BTreeAccessor;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeUtils.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeUtils.java
 
b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeUtils.java
deleted file mode 100644
index 9ca96e4..0000000
--- 
a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-btree/src/main/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeUtils.java
+++ /dev/null
@@ -1,216 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.hyracks.storage.am.lsm.btree.util;
-
-import java.util.List;
-
-import org.apache.hyracks.api.dataflow.value.IBinaryComparatorFactory;
-import org.apache.hyracks.api.dataflow.value.ITypeTraits;
-import org.apache.hyracks.api.exceptions.HyracksDataException;
-import org.apache.hyracks.api.io.FileReference;
-import org.apache.hyracks.api.io.IIOManager;
-import org.apache.hyracks.storage.am.bloomfilter.impls.BloomFilterFactory;
-import org.apache.hyracks.storage.am.btree.frames.BTreeNSMInteriorFrameFactory;
-import org.apache.hyracks.storage.am.btree.frames.BTreeNSMLeafFrameFactory;
-import org.apache.hyracks.storage.am.btree.impls.BTree;
-import org.apache.hyracks.storage.am.common.api.IMetadataPageManagerFactory;
-import org.apache.hyracks.storage.am.common.api.ITreeIndexFrameFactory;
-import org.apache.hyracks.storage.am.common.tuples.TypeAwareTupleWriterFactory;
-import org.apache.hyracks.storage.am.lsm.btree.impls.ExternalBTree;
-import org.apache.hyracks.storage.am.lsm.btree.impls.ExternalBTreeWithBuddy;
-import org.apache.hyracks.storage.am.lsm.btree.impls.LSMBTree;
-import org.apache.hyracks.storage.am.lsm.btree.impls.LSMBTreeFileManager;
-import 
org.apache.hyracks.storage.am.lsm.btree.impls.LSMBTreeWithBuddyFileManager;
-import 
org.apache.hyracks.storage.am.lsm.btree.tuples.LSMBTreeCopyTupleWriterFactory;
-import 
org.apache.hyracks.storage.am.lsm.btree.tuples.LSMBTreeRefrencingTupleWriterFactory;
-import 
org.apache.hyracks.storage.am.lsm.btree.tuples.LSMBTreeTupleWriterFactory;
-import org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallback;
-import org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationScheduler;
-import org.apache.hyracks.storage.am.lsm.common.api.ILSMIndexFileManager;
-import org.apache.hyracks.storage.am.lsm.common.api.ILSMMergePolicy;
-import org.apache.hyracks.storage.am.lsm.common.api.ILSMOperationTracker;
-import org.apache.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
-import 
org.apache.hyracks.storage.am.lsm.common.frames.LSMComponentFilterFrameFactory;
-import org.apache.hyracks.storage.am.lsm.common.impls.BTreeFactory;
-import 
org.apache.hyracks.storage.am.lsm.common.impls.LSMComponentFilterFactory;
-import 
org.apache.hyracks.storage.am.lsm.common.impls.LSMComponentFilterManager;
-import org.apache.hyracks.storage.am.lsm.common.impls.TreeIndexFactory;
-import org.apache.hyracks.storage.common.buffercache.IBufferCache;
-import org.apache.hyracks.storage.common.file.IFileMapProvider;
-
-public class LSMBTreeUtils {
-    public static LSMBTree createLSMTree(IIOManager ioManager, 
List<IVirtualBufferCache> virtualBufferCaches,
-            FileReference file, IBufferCache diskBufferCache, IFileMapProvider 
diskFileMapProvider,
-            ITypeTraits[] typeTraits, IBinaryComparatorFactory[] cmpFactories, 
int[] bloomFilterKeyFields,
-            double bloomFilterFalsePositiveRate, ILSMMergePolicy mergePolicy, 
ILSMOperationTracker opTracker,
-            ILSMIOOperationScheduler ioScheduler, ILSMIOOperationCallback 
ioOpCallback, boolean needKeyDupCheck,
-            ITypeTraits[] filterTypeTraits, IBinaryComparatorFactory[] 
filterCmpFactories, int[] btreeFields,
-            int[] filterFields, boolean durable, IMetadataPageManagerFactory 
freePageManagerFactory)
-            throws HyracksDataException {
-        LSMBTreeTupleWriterFactory insertTupleWriterFactory = new 
LSMBTreeTupleWriterFactory(typeTraits,
-                cmpFactories.length, false);
-        LSMBTreeTupleWriterFactory deleteTupleWriterFactory = new 
LSMBTreeTupleWriterFactory(typeTraits,
-                cmpFactories.length, true);
-        LSMBTreeCopyTupleWriterFactory copyTupleWriterFactory = new 
LSMBTreeCopyTupleWriterFactory(typeTraits,
-                cmpFactories.length);
-        ITreeIndexFrameFactory insertLeafFrameFactory = new 
BTreeNSMLeafFrameFactory(insertTupleWriterFactory);
-        ITreeIndexFrameFactory copyTupleLeafFrameFactory = new 
BTreeNSMLeafFrameFactory(copyTupleWriterFactory);
-        ITreeIndexFrameFactory deleteLeafFrameFactory = new 
BTreeNSMLeafFrameFactory(deleteTupleWriterFactory);
-        ITreeIndexFrameFactory interiorFrameFactory = new 
BTreeNSMInteriorFrameFactory(insertTupleWriterFactory);
-
-        TreeIndexFactory<BTree> diskBTreeFactory = new BTreeFactory(ioManager, 
diskBufferCache, diskFileMapProvider,
-                freePageManagerFactory, interiorFrameFactory, 
copyTupleLeafFrameFactory, cmpFactories,
-                typeTraits.length);
-        TreeIndexFactory<BTree> bulkLoadBTreeFactory = new 
BTreeFactory(ioManager, diskBufferCache, diskFileMapProvider,
-                freePageManagerFactory, interiorFrameFactory, 
insertLeafFrameFactory, cmpFactories, typeTraits.length);
-
-        BloomFilterFactory bloomFilterFactory = needKeyDupCheck
-                ? new BloomFilterFactory(diskBufferCache, diskFileMapProvider, 
bloomFilterKeyFields) : null;
-
-        LSMComponentFilterFactory filterFactory = null;
-        LSMComponentFilterFrameFactory filterFrameFactory = null;
-        LSMComponentFilterManager filterManager = null;
-        if (filterCmpFactories != null) {
-            TypeAwareTupleWriterFactory filterTupleWriterFactory = new 
TypeAwareTupleWriterFactory(filterTypeTraits);
-            filterFactory = new 
LSMComponentFilterFactory(filterTupleWriterFactory, filterCmpFactories);
-            filterFrameFactory = new 
LSMComponentFilterFrameFactory(filterTupleWriterFactory);
-            filterManager = new LSMComponentFilterManager(filterFrameFactory);
-        }
-
-        //Primary LSMBTree index has a BloomFilter.
-        ILSMIndexFileManager fileNameManager = new 
LSMBTreeFileManager(ioManager, diskFileMapProvider, file,
-                diskBTreeFactory,
-                needKeyDupCheck);
-
-        LSMBTree lsmTree = new LSMBTree(ioManager, virtualBufferCaches, 
interiorFrameFactory, insertLeafFrameFactory,
-                deleteLeafFrameFactory, fileNameManager, diskBTreeFactory, 
bulkLoadBTreeFactory, bloomFilterFactory,
-                filterFactory, filterFrameFactory, filterManager, 
bloomFilterFalsePositiveRate, diskFileMapProvider,
-                typeTraits.length, cmpFactories, mergePolicy, opTracker, 
ioScheduler, ioOpCallback, needKeyDupCheck,
-                btreeFields, filterFields, durable);
-        return lsmTree;
-    }
-
-    public static ExternalBTree createExternalBTree(IIOManager ioManager, 
FileReference file,
-            IBufferCache diskBufferCache, IFileMapProvider 
diskFileMapProvider, ITypeTraits[] typeTraits,
-            IBinaryComparatorFactory[] cmpFactories, int[] 
bloomFilterKeyFields, double bloomFilterFalsePositiveRate,
-            ILSMMergePolicy mergePolicy, ILSMOperationTracker opTracker, 
ILSMIOOperationScheduler ioScheduler,
-            ILSMIOOperationCallback ioOpCallback, int startWithVersion, 
boolean durable,
-            IMetadataPageManagerFactory freePageManagerFactory) {
-        LSMBTreeTupleWriterFactory insertTupleWriterFactory = new 
LSMBTreeTupleWriterFactory(typeTraits,
-                cmpFactories.length, false);
-        LSMBTreeTupleWriterFactory deleteTupleWriterFactory = new 
LSMBTreeTupleWriterFactory(typeTraits,
-                cmpFactories.length, true);
-        LSMBTreeCopyTupleWriterFactory copyTupleWriterFactory = new 
LSMBTreeCopyTupleWriterFactory(typeTraits,
-                cmpFactories.length);
-        ITreeIndexFrameFactory insertLeafFrameFactory = new 
BTreeNSMLeafFrameFactory(insertTupleWriterFactory);
-        ITreeIndexFrameFactory copyTupleLeafFrameFactory = new 
BTreeNSMLeafFrameFactory(copyTupleWriterFactory);
-        ITreeIndexFrameFactory deleteLeafFrameFactory = new 
BTreeNSMLeafFrameFactory(deleteTupleWriterFactory);
-        ITreeIndexFrameFactory interiorFrameFactory = new 
BTreeNSMInteriorFrameFactory(insertTupleWriterFactory);
-        // This is the tuple writer that can do both inserts and deletes
-        LSMBTreeRefrencingTupleWriterFactory referencingTupleWriterFactory = 
new LSMBTreeRefrencingTupleWriterFactory(
-                typeTraits, cmpFactories.length, false);
-        // This is the leaf frame factory for transaction components since it
-        // can be used for both inserts and deletes
-        ITreeIndexFrameFactory dualLeafFrameFactory = new 
BTreeNSMLeafFrameFactory(referencingTupleWriterFactory);
-
-        TreeIndexFactory<BTree> diskBTreeFactory = new BTreeFactory(ioManager, 
diskBufferCache, diskFileMapProvider,
-                freePageManagerFactory, interiorFrameFactory, 
copyTupleLeafFrameFactory, cmpFactories,
-                typeTraits.length);
-        TreeIndexFactory<BTree> bulkLoadBTreeFactory = new 
BTreeFactory(ioManager, diskBufferCache, diskFileMapProvider,
-                freePageManagerFactory, interiorFrameFactory, 
insertLeafFrameFactory, cmpFactories, typeTraits.length);
-
-        BloomFilterFactory bloomFilterFactory = new 
BloomFilterFactory(diskBufferCache, diskFileMapProvider,
-                bloomFilterKeyFields);
-
-        // This is the component factory for transactions
-        TreeIndexFactory<BTree> transactionBTreeFactory = new 
BTreeFactory(ioManager, diskBufferCache,
-                diskFileMapProvider,
-                freePageManagerFactory, interiorFrameFactory, 
dualLeafFrameFactory, cmpFactories, typeTraits.length);
-        //TODO remove BloomFilter from external dataset's secondary LSMBTree 
index 
-        ILSMIndexFileManager fileNameManager = new 
LSMBTreeFileManager(ioManager, diskFileMapProvider, file,
-                diskBTreeFactory,
-                true);
-        // the disk only index uses an empty ArrayList for virtual buffer 
caches
-        ExternalBTree lsmTree = new ExternalBTree(ioManager, 
interiorFrameFactory, insertLeafFrameFactory,
-                deleteLeafFrameFactory,
-                fileNameManager, diskBTreeFactory, bulkLoadBTreeFactory, 
bloomFilterFactory,
-                bloomFilterFalsePositiveRate, diskFileMapProvider, 
typeTraits.length, cmpFactories, mergePolicy,
-                opTracker, ioScheduler, ioOpCallback, transactionBTreeFactory, 
startWithVersion, durable);
-        return lsmTree;
-    }
-
-    public static ExternalBTreeWithBuddy 
createExternalBTreeWithBuddy(IIOManager ioManager, FileReference file,
-            IBufferCache diskBufferCache,
-            IFileMapProvider diskFileMapProvider, ITypeTraits[] typeTraits, 
IBinaryComparatorFactory[] cmpFactories,
-            double bloomFilterFalsePositiveRate, ILSMMergePolicy mergePolicy, 
ILSMOperationTracker opTracker,
-            ILSMIOOperationScheduler ioScheduler, ILSMIOOperationCallback 
ioOpCallback, int[] buddyBTreeFields,
-            int startWithVersion, boolean durable, IMetadataPageManagerFactory 
freePageManagerFactory) {
-        ITypeTraits[] buddyBtreeTypeTraits = new 
ITypeTraits[buddyBTreeFields.length];
-        IBinaryComparatorFactory[] buddyBtreeCmpFactories = new 
IBinaryComparatorFactory[buddyBTreeFields.length];
-        for (int i = 0; i < buddyBtreeTypeTraits.length; i++) {
-            buddyBtreeTypeTraits[i] = typeTraits[buddyBTreeFields[i]];
-            buddyBtreeCmpFactories[i] = cmpFactories[buddyBTreeFields[i]];
-        }
-        TypeAwareTupleWriterFactory buddyBtreeTupleWriterFactory = new 
TypeAwareTupleWriterFactory(
-                buddyBtreeTypeTraits);
-        ITreeIndexFrameFactory buddyBtreeInteriorFrameFactory = new 
BTreeNSMInteriorFrameFactory(
-                buddyBtreeTupleWriterFactory);
-        ITreeIndexFrameFactory buddyBtreeLeafFrameFactory = new 
BTreeNSMLeafFrameFactory(buddyBtreeTupleWriterFactory);
-
-        LSMBTreeTupleWriterFactory insertTupleWriterFactory = new 
LSMBTreeTupleWriterFactory(typeTraits,
-                cmpFactories.length, false);
-        LSMBTreeCopyTupleWriterFactory copyTupleWriterFactory = new 
LSMBTreeCopyTupleWriterFactory(typeTraits,
-                cmpFactories.length);
-        ITreeIndexFrameFactory insertLeafFrameFactory = new 
BTreeNSMLeafFrameFactory(insertTupleWriterFactory);
-        ITreeIndexFrameFactory copyTupleLeafFrameFactory = new 
BTreeNSMLeafFrameFactory(copyTupleWriterFactory);
-        ITreeIndexFrameFactory interiorFrameFactory = new 
BTreeNSMInteriorFrameFactory(insertTupleWriterFactory);
-        TreeIndexFactory<BTree> diskBTreeFactory = new BTreeFactory(ioManager, 
diskBufferCache, diskFileMapProvider,
-                freePageManagerFactory, interiorFrameFactory, 
copyTupleLeafFrameFactory, cmpFactories,
-                typeTraits.length);
-
-        TreeIndexFactory<BTree> bulkLoadBTreeFactory = new 
BTreeFactory(ioManager, diskBufferCache, diskFileMapProvider,
-                freePageManagerFactory, interiorFrameFactory, 
insertLeafFrameFactory, cmpFactories, typeTraits.length);
-
-        int[] bloomFilterKeyFields = new int[buddyBtreeCmpFactories.length];
-        for (int i = 0; i < buddyBtreeCmpFactories.length; i++) {
-            bloomFilterKeyFields[i] = i;
-        }
-        BloomFilterFactory bloomFilterFactory = new 
BloomFilterFactory(diskBufferCache, diskFileMapProvider,
-                bloomFilterKeyFields);
-
-        // buddy b-tree factory
-        TreeIndexFactory<BTree> diskBuddyBTreeFactory = new 
BTreeFactory(ioManager, diskBufferCache,
-                diskFileMapProvider,
-                freePageManagerFactory, buddyBtreeInteriorFrameFactory, 
buddyBtreeLeafFrameFactory,
-                buddyBtreeCmpFactories, buddyBtreeTypeTraits.length);
-
-        ILSMIndexFileManager fileNameManager = new 
LSMBTreeWithBuddyFileManager(ioManager, diskFileMapProvider, file,
-                diskBTreeFactory, diskBuddyBTreeFactory);
-
-        // the disk only index uses an empty ArrayList for virtual buffer 
caches
-        ExternalBTreeWithBuddy lsmTree = new ExternalBTreeWithBuddy(ioManager, 
interiorFrameFactory,
-                insertLeafFrameFactory,
-                buddyBtreeLeafFrameFactory, diskBufferCache, fileNameManager, 
bulkLoadBTreeFactory, diskBTreeFactory,
-                diskBuddyBTreeFactory, bloomFilterFactory, 
diskFileMapProvider, bloomFilterFalsePositiveRate,
-                mergePolicy, opTracker, ioScheduler, ioOpCallback, 
cmpFactories, buddyBtreeCmpFactories,
-                buddyBTreeFields, startWithVersion, durable);
-        return lsmTree;
-    }
-}

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