Repository: asterixdb
Updated Branches:
  refs/heads/master 5e17af201 -> ef9be0f98


http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/multithread/LSMBTreeMultiThreadTest.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/multithread/LSMBTreeMultiThreadTest.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/multithread/LSMBTreeMultiThreadTest.java
index 27424eb..cfd2196 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/multithread/LSMBTreeMultiThreadTest.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/multithread/LSMBTreeMultiThreadTest.java
@@ -32,7 +32,7 @@ import org.apache.hyracks.storage.am.common.api.ITreeIndex;
 import org.apache.hyracks.storage.am.common.api.TreeIndexException;
 import org.apache.hyracks.storage.am.common.datagen.ProbabilityHelper;
 import org.apache.hyracks.storage.am.lsm.btree.util.LSMBTreeTestHarness;
-import org.apache.hyracks.storage.am.lsm.btree.util.LSMBTreeUtils;
+import org.apache.hyracks.storage.am.lsm.btree.utils.LSMBTreeUtil;
 
 public class LSMBTreeMultiThreadTest extends OrderedIndexMultiThreadTest {
 
@@ -53,7 +53,7 @@ public class LSMBTreeMultiThreadTest extends 
OrderedIndexMultiThreadTest {
     @Override
     protected ITreeIndex createIndex(ITypeTraits[] typeTraits, 
IBinaryComparatorFactory[] cmpFactories,
             int[] bloomFilterKeyFields) throws TreeIndexException, 
HyracksDataException {
-        return LSMBTreeUtils.createLSMTree(harness.getIOManager(), 
harness.getVirtualBufferCaches(), harness
+        return LSMBTreeUtil.createLSMTree(harness.getIOManager(), 
harness.getVirtualBufferCaches(), harness
                 .getFileReference(), harness.getDiskBufferCache(), 
harness.getDiskFileMapProvider(), typeTraits,
                 cmpFactories, bloomFilterKeyFields, 
harness.getBoomFilterFalsePositiveRate(), harness.getMergePolicy(),
                 harness.getOperationTracker(), harness.getIOScheduler(), 
harness.getIOOperationCallback(), true, null,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/BTreePageSizePerf.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/BTreePageSizePerf.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/BTreePageSizePerf.java
index 684ef57..2d355da 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/BTreePageSizePerf.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/BTreePageSizePerf.java
@@ -28,7 +28,7 @@ import 
org.apache.hyracks.api.dataflow.value.IBinaryComparatorFactory;
 import org.apache.hyracks.api.dataflow.value.ISerializerDeserializer;
 import org.apache.hyracks.api.dataflow.value.ITypeTraits;
 import 
org.apache.hyracks.dataflow.common.data.marshalling.IntegerSerializerDeserializer;
-import org.apache.hyracks.dataflow.common.util.SerdeUtils;
+import org.apache.hyracks.dataflow.common.utils.SerdeUtils;
 import org.apache.hyracks.storage.am.common.datagen.DataGenThread;
 
 public class BTreePageSizePerf {

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/LSMTreeRunner.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/LSMTreeRunner.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/LSMTreeRunner.java
index 694ce44..d4e7886 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/LSMTreeRunner.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/LSMTreeRunner.java
@@ -38,7 +38,7 @@ import 
org.apache.hyracks.storage.am.common.datagen.DataGenThread;
 import org.apache.hyracks.storage.am.common.datagen.TupleBatch;
 import org.apache.hyracks.storage.am.common.impls.NoOpOperationCallback;
 import org.apache.hyracks.storage.am.lsm.btree.impls.LSMBTree;
-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.ILSMIOOperationScheduler;
 import org.apache.hyracks.storage.am.lsm.common.api.IVirtualBufferCache;
 import org.apache.hyracks.storage.am.lsm.common.impls.AsynchronousScheduler;
@@ -109,7 +109,7 @@ public class LSMTreeRunner implements IExperimentRunner {
         this.ioScheduler = AsynchronousScheduler.INSTANCE;
         AsynchronousScheduler.INSTANCE.init(threadFactory);
 
-        lsmtree = LSMBTreeUtils.createLSMTree(ioManager, virtualBufferCaches, 
file, bufferCache, fmp, typeTraits,
+        lsmtree = LSMBTreeUtil.createLSMTree(ioManager, virtualBufferCaches, 
file, bufferCache, fmp, typeTraits,
                 cmpFactories,
                 bloomFilterKeyFields, bloomFilterFalsePositiveRate, new 
NoMergePolicy(), new ThreadCountingTracker(),
                 ioScheduler, NoOpIOOperationCallback.INSTANCE, true, null, 
null, null, null, true,

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/PerfExperiment.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/PerfExperiment.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/PerfExperiment.java
index 56c97bf..3f14f62 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/PerfExperiment.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/perf/PerfExperiment.java
@@ -28,7 +28,7 @@ import 
org.apache.hyracks.api.dataflow.value.IBinaryComparatorFactory;
 import org.apache.hyracks.api.dataflow.value.ISerializerDeserializer;
 import org.apache.hyracks.api.dataflow.value.ITypeTraits;
 import 
org.apache.hyracks.dataflow.common.data.marshalling.IntegerSerializerDeserializer;
-import org.apache.hyracks.dataflow.common.util.SerdeUtils;
+import org.apache.hyracks.dataflow.common.utils.SerdeUtils;
 import org.apache.hyracks.storage.am.common.datagen.DataGenThread;
 
 public class PerfExperiment {

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/tuples/LSMBTreeTuplesTest.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/tuples/LSMBTreeTuplesTest.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/tuples/LSMBTreeTuplesTest.java
index 4743dee..028a7f9 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/tuples/LSMBTreeTuplesTest.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/tuples/LSMBTreeTuplesTest.java
@@ -34,8 +34,8 @@ import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
 import 
org.apache.hyracks.dataflow.common.data.marshalling.IntegerSerializerDeserializer;
 import 
org.apache.hyracks.dataflow.common.data.marshalling.UTF8StringSerializerDeserializer;
-import org.apache.hyracks.dataflow.common.util.SerdeUtils;
-import org.apache.hyracks.dataflow.common.util.TupleUtils;
+import org.apache.hyracks.dataflow.common.utils.SerdeUtils;
+import org.apache.hyracks.dataflow.common.utils.TupleUtils;
 import org.apache.hyracks.storage.am.common.datagen.DataGenUtils;
 import org.apache.hyracks.storage.am.common.datagen.IFieldValueGenerator;
 

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeTestContext.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeTestContext.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeTestContext.java
index 0d50f5f..d474c02 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeTestContext.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeTestContext.java
@@ -28,12 +28,13 @@ 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.dataflow.common.util.SerdeUtils;
+import org.apache.hyracks.dataflow.common.utils.SerdeUtils;
 import org.apache.hyracks.storage.am.btree.OrderedIndexTestContext;
 import org.apache.hyracks.storage.am.common.CheckTuple;
 import org.apache.hyracks.storage.am.common.api.IMetadataPageManagerFactory;
 import org.apache.hyracks.storage.am.common.api.ITreeIndex;
 import org.apache.hyracks.storage.am.lsm.btree.impls.LSMBTree;
+import org.apache.hyracks.storage.am.lsm.btree.utils.LSMBTreeUtil;
 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.ILSMMergePolicy;
@@ -82,7 +83,7 @@ public final class LSMBTreeTestContext extends 
OrderedIndexTestContext {
         for (int i = 0; i < numKeyFields; ++i) {
             bloomFilterKeyFields[i] = i;
         }
-        LSMBTree lsmTree = LSMBTreeUtils.createLSMTree(ioManager, 
virtualBufferCaches, file, diskBufferCache,
+        LSMBTree lsmTree = LSMBTreeUtil.createLSMTree(ioManager, 
virtualBufferCaches, file, diskBufferCache,
                 diskFileMapProvider, typeTraits, cmpFactories, 
bloomFilterKeyFields, bloomFilterFalsePositiveRate,
                 mergePolicy, opTracker, ioScheduler, ioOpCallback, true, null, 
null, null, null, true,
                 metadataPageManagerFactory);

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeTestHarness.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeTestHarness.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeTestHarness.java
index 9e7a2b6..ea0af0b 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeTestHarness.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-btree-test/src/test/java/org/apache/hyracks/storage/am/lsm/btree/util/LSMBTreeTestHarness.java
@@ -100,7 +100,7 @@ public class LSMBTreeTestHarness {
         this.opTracker = new ThreadCountingTracker();
         this.ioOpCallback = NoOpIOOperationCallback.INSTANCE;
         this.numMutableComponents = 
AccessMethodTestsConfig.LSM_BTREE_NUM_MUTABLE_COMPONENTS;
-        this.metadataPageManagerFactory = new 
AppendOnlyLinkedMetadataPageManagerFactory();
+        this.metadataPageManagerFactory = 
AppendOnlyLinkedMetadataPageManagerFactory.INSTANCE;
     }
 
     public void setUp() throws HyracksDataException {

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/common/LSMInvertedIndexTestHarness.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/common/LSMInvertedIndexTestHarness.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/common/LSMInvertedIndexTestHarness.java
index 030b3ed..8f5a6e7 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/common/LSMInvertedIndexTestHarness.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/common/LSMInvertedIndexTestHarness.java
@@ -84,7 +84,7 @@ public class LSMInvertedIndexTestHarness {
     protected String invIndexFileName = "inv_index";
     protected FileReference invIndexFileRef;
     protected IMetadataPageManagerFactory metadataPageManagerFactory =
-            new AppendOnlyLinkedMetadataPageManagerFactory();
+            AppendOnlyLinkedMetadataPageManagerFactory.INSTANCE;
 
     public LSMInvertedIndexTestHarness() {
         this.diskPageSize = 
AccessMethodTestsConfig.LSM_INVINDEX_DISK_PAGE_SIZE;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/multithread/LSMInvertedIndexTestWorker.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/multithread/LSMInvertedIndexTestWorker.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/multithread/LSMInvertedIndexTestWorker.java
index 9187e0e..9e24600 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/multithread/LSMInvertedIndexTestWorker.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/multithread/LSMInvertedIndexTestWorker.java
@@ -25,7 +25,7 @@ import java.util.Random;
 
 import org.apache.hyracks.api.exceptions.HyracksDataException;
 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.impls.RangePredicate;
 import org.apache.hyracks.storage.am.common.AbstractIndexTestWorker;
 import org.apache.hyracks.storage.am.common.TestOperationSelector;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestContext.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestContext.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestContext.java
index dd1b602..cae6a7d 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestContext.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-invertedindex-test/src/test/java/org/apache/hyracks/storage/am/lsm/invertedindex/util/LSMInvertedIndexTestContext.java
@@ -33,8 +33,8 @@ import org.apache.hyracks.api.dataflow.value.ITypeTraits;
 import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.control.nc.io.IOManager;
 import org.apache.hyracks.dataflow.common.data.accessors.ITupleReference;
-import org.apache.hyracks.dataflow.common.util.SerdeUtils;
-import org.apache.hyracks.dataflow.common.util.TupleUtils;
+import org.apache.hyracks.dataflow.common.utils.SerdeUtils;
+import org.apache.hyracks.dataflow.common.utils.TupleUtils;
 import org.apache.hyracks.storage.am.btree.OrderedIndexTestContext;
 import org.apache.hyracks.storage.am.common.CheckTuple;
 import org.apache.hyracks.storage.am.common.api.IIndex;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/AbstractLSMRTreeExamplesTest.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/AbstractLSMRTreeExamplesTest.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/AbstractLSMRTreeExamplesTest.java
index 5b3c7aa..1c47373 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/AbstractLSMRTreeExamplesTest.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/AbstractLSMRTreeExamplesTest.java
@@ -31,7 +31,7 @@ import org.apache.hyracks.data.std.primitive.IntegerPointable;
 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.marshalling.IntegerSerializerDeserializer;
-import org.apache.hyracks.dataflow.common.util.TupleUtils;
+import org.apache.hyracks.dataflow.common.utils.TupleUtils;
 import org.apache.hyracks.storage.am.common.api.IIndexAccessor;
 import org.apache.hyracks.storage.am.common.api.IPrimitiveValueProviderFactory;
 import org.apache.hyracks.storage.am.common.api.ITreeIndex;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeTestContext.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeTestContext.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeTestContext.java
index 4f16e95..d55daef 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeTestContext.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeTestContext.java
@@ -28,7 +28,7 @@ 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.dataflow.common.util.SerdeUtils;
+import org.apache.hyracks.dataflow.common.utils.SerdeUtils;
 import org.apache.hyracks.storage.am.common.api.IMetadataPageManagerFactory;
 import org.apache.hyracks.storage.am.common.api.IPrimitiveValueProviderFactory;
 import org.apache.hyracks.storage.am.common.api.ITreeIndex;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeTestHarness.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeTestHarness.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeTestHarness.java
index 5a5913b..4753cbf 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeTestHarness.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeTestHarness.java
@@ -77,7 +77,7 @@ public class LSMRTreeTestHarness {
     protected ILSMMergePolicy mergePolicy;
     protected ILSMOperationTracker opTracker;
     protected IMetadataPageManagerFactory metadataPageManagerFactory =
-            new AppendOnlyLinkedMetadataPageManagerFactory();
+            AppendOnlyLinkedMetadataPageManagerFactory.INSTANCE;
 
     protected final Random rnd = new Random();
     protected final static SimpleDateFormat simpleDateFormat = new 
SimpleDateFormat("ddMMyy-hhmmssSS");

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeWithAntiMatterTuplesTestContext.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeWithAntiMatterTuplesTestContext.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeWithAntiMatterTuplesTestContext.java
index 5c6f6b7..0653ddf 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeWithAntiMatterTuplesTestContext.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-lsm-rtree-test/src/test/java/org/apache/hyracks/storage/am/lsm/rtree/util/LSMRTreeWithAntiMatterTuplesTestContext.java
@@ -28,7 +28,7 @@ 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.dataflow.common.util.SerdeUtils;
+import org.apache.hyracks.dataflow.common.utils.SerdeUtils;
 import org.apache.hyracks.storage.am.common.api.IMetadataPageManagerFactory;
 import org.apache.hyracks.storage.am.common.api.IPrimitiveValueProviderFactory;
 import org.apache.hyracks.storage.am.common.api.ITreeIndex;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/src/test/java/org/apache/hyracks/storage/am/rtree/RTreeSearchCursorTest.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/src/test/java/org/apache/hyracks/storage/am/rtree/RTreeSearchCursorTest.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/src/test/java/org/apache/hyracks/storage/am/rtree/RTreeSearchCursorTest.java
index 6064c1b..256c98f 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/src/test/java/org/apache/hyracks/storage/am/rtree/RTreeSearchCursorTest.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/src/test/java/org/apache/hyracks/storage/am/rtree/RTreeSearchCursorTest.java
@@ -32,7 +32,7 @@ import org.apache.hyracks.data.std.primitive.IntegerPointable;
 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.marshalling.IntegerSerializerDeserializer;
-import org.apache.hyracks.dataflow.common.util.TupleUtils;
+import org.apache.hyracks.dataflow.common.utils.TupleUtils;
 import org.apache.hyracks.storage.am.common.api.IMetadataPageManager;
 import org.apache.hyracks.storage.am.common.api.IPrimitiveValueProviderFactory;
 import org.apache.hyracks.storage.am.common.api.ITreeIndexAccessor;

http://git-wip-us.apache.org/repos/asf/asterixdb/blob/ef9be0f9/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/src/test/java/org/apache/hyracks/storage/am/rtree/utils/RTreeTestContext.java
----------------------------------------------------------------------
diff --git 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/src/test/java/org/apache/hyracks/storage/am/rtree/utils/RTreeTestContext.java
 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/src/test/java/org/apache/hyracks/storage/am/rtree/utils/RTreeTestContext.java
index fcfa811..a738e2f 100644
--- 
a/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/src/test/java/org/apache/hyracks/storage/am/rtree/utils/RTreeTestContext.java
+++ 
b/hyracks-fullstack/hyracks/hyracks-tests/hyracks-storage-am-rtree-test/src/test/java/org/apache/hyracks/storage/am/rtree/utils/RTreeTestContext.java
@@ -24,7 +24,7 @@ import 
org.apache.hyracks.api.dataflow.value.ISerializerDeserializer;
 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.dataflow.common.util.SerdeUtils;
+import org.apache.hyracks.dataflow.common.utils.SerdeUtils;
 import org.apache.hyracks.storage.am.common.api.IPageManagerFactory;
 import org.apache.hyracks.storage.am.common.api.IPrimitiveValueProviderFactory;
 import org.apache.hyracks.storage.am.common.api.ITreeIndex;

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