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Posted to commits@geode.apache.org by ds...@apache.org on 2016/02/19 02:05:56 UTC

[13/16] incubator-geode git commit: renamed off-heap classes with GemFire in their name

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FragmentJUnitTest.java
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diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FragmentJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FragmentJUnitTest.java
index 1b37f23..54eac9e 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FragmentJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FragmentJUnitTest.java
@@ -211,7 +211,7 @@ public class FragmentJUnitTest {
     Long fragmentAddress = fragment.getMemoryAddress();
     byte[] bytes = new byte[(int)OffHeapStorage.MIN_SLAB_SIZE];
     byte[] expectedBytes = new byte[(int)OffHeapStorage.MIN_SLAB_SIZE];
-    Arrays.fill(expectedBytes, GemFireChunk.FILL_BYTE);;
+    Arrays.fill(expectedBytes, ObjectChunk.FILL_BYTE);;
     fragment.fill();
     UnsafeMemoryChunk.readAbsoluteBytes(fragmentAddress, bytes, 0, (int)OffHeapStorage.MIN_SLAB_SIZE);
     assertThat(bytes, is(equalTo(expectedBytes)));

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FreeListManagerTest.java
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diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FreeListManagerTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FreeListManagerTest.java
index ce98510..64032cc 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FreeListManagerTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FreeListManagerTest.java
@@ -104,12 +104,12 @@ public class FreeListManagerTest {
     setUpSingleSlabManager();
     int tinySize = 10;
 
-    GemFireChunk c = this.freeListManager.allocate(tinySize);
+    ObjectChunk c = this.freeListManager.allocate(tinySize);
     
     validateChunkSizes(c, tinySize);
   }
   
-  private void validateChunkSizes(GemFireChunk c, int dataSize) {
+  private void validateChunkSizes(ObjectChunk c, int dataSize) {
     assertThat(c).isNotNull();
     assertThat(c.getDataSize()).isEqualTo(dataSize);
     assertThat(c.getSize()).isEqualTo(computeExpectedSize(dataSize));
@@ -120,8 +120,8 @@ public class FreeListManagerTest {
     setUpSingleSlabManager();
     int tinySize = 10;
     
-    GemFireChunk c = this.freeListManager.allocate(tinySize);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = this.freeListManager.allocate(tinySize);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     c = this.freeListManager.allocate(tinySize);
 
     validateChunkSizes(c, tinySize);
@@ -132,8 +132,8 @@ public class FreeListManagerTest {
     setUpSingleSlabManager();
     int dataSize = 10;
     
-    GemFireChunk c = this.freeListManager.allocate(dataSize);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = this.freeListManager.allocate(dataSize);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     this.freeListManager.allocate(dataSize);
     // free list will now be empty
     c = this.freeListManager.allocate(dataSize);
@@ -146,7 +146,7 @@ public class FreeListManagerTest {
     setUpSingleSlabManager();
     int hugeSize = FreeListManager.MAX_TINY+1;
 
-    GemFireChunk c = this.freeListManager.allocate(hugeSize);
+    ObjectChunk c = this.freeListManager.allocate(hugeSize);
 
     validateChunkSizes(c, hugeSize);
   }
@@ -156,8 +156,8 @@ public class FreeListManagerTest {
     setUpSingleSlabManager();
     int dataSize = FreeListManager.MAX_TINY+1;
     
-    GemFireChunk c = this.freeListManager.allocate(dataSize);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = this.freeListManager.allocate(dataSize);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     this.freeListManager.allocate(dataSize);
     // free list will now be empty
     c = this.freeListManager.allocate(dataSize);
@@ -170,8 +170,8 @@ public class FreeListManagerTest {
     setUpSingleSlabManager();
     int dataSize = FreeListManager.MAX_TINY+1+1024;
     
-    GemFireChunk c = this.freeListManager.allocate(dataSize);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = this.freeListManager.allocate(dataSize);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     dataSize = FreeListManager.MAX_TINY+1;
     c = this.freeListManager.allocate(dataSize);
     
@@ -188,8 +188,8 @@ public class FreeListManagerTest {
     setUpSingleSlabManager();
     int dataSize = 10;
     
-    GemFireChunk c = this.freeListManager.allocate(dataSize);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = this.freeListManager.allocate(dataSize);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     
     assertThat(this.freeListManager.getFreeTinyMemory()).isEqualTo(computeExpectedSize(dataSize));
   }
@@ -199,13 +199,13 @@ public class FreeListManagerTest {
     setUpSingleSlabManager();
     int dataSize = 10;
     
-    GemFireChunk c = this.freeListManager.allocate(dataSize);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = this.freeListManager.allocate(dataSize);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     
     int dataSize2 = 100;
     
-    GemFireChunk c2 = this.freeListManager.allocate(dataSize2);
-    GemFireChunk.release(c2.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c2 = this.freeListManager.allocate(dataSize2);
+    ObjectChunk.release(c2.getMemoryAddress(), this.freeListManager);
     
     assertThat(this.freeListManager.getFreeTinyMemory()).isEqualTo(computeExpectedSize(dataSize)+computeExpectedSize(dataSize2));
   }
@@ -221,8 +221,8 @@ public class FreeListManagerTest {
     setUpSingleSlabManager();
     int dataSize = FreeListManager.MAX_TINY+1+1024;
     
-    GemFireChunk c = this.freeListManager.allocate(dataSize);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = this.freeListManager.allocate(dataSize);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     
     assertThat(this.freeListManager.getFreeHugeMemory()).isEqualTo(computeExpectedSize(dataSize));
   }
@@ -237,7 +237,7 @@ public class FreeListManagerTest {
   @Test
   public void freeFragmentMemorySomeOfFragmentAllocated() {
     setUpSingleSlabManager();
-    GemFireChunk c = this.freeListManager.allocate(DEFAULT_SLAB_SIZE/4-8);
+    ObjectChunk c = this.freeListManager.allocate(DEFAULT_SLAB_SIZE/4-8);
     
     assertThat(this.freeListManager.getFreeFragmentMemory()).isEqualTo((DEFAULT_SLAB_SIZE/4)*3);
   }
@@ -245,13 +245,13 @@ public class FreeListManagerTest {
   @Test
   public void freeFragmentMemoryMostOfFragmentAllocated() {
     setUpSingleSlabManager();
-    GemFireChunk c = this.freeListManager.allocate(DEFAULT_SLAB_SIZE-8-8);
+    ObjectChunk c = this.freeListManager.allocate(DEFAULT_SLAB_SIZE-8-8);
     
     assertThat(this.freeListManager.getFreeFragmentMemory()).isZero();
   }
   
   private int computeExpectedSize(int dataSize) {
-    return ((dataSize + GemFireChunk.OFF_HEAP_HEADER_SIZE + 7) / 8) * 8;
+    return ((dataSize + ObjectChunk.OFF_HEAP_HEADER_SIZE + 7) / 8) * 8;
   }
 
   @Test(expected = AssertionError.class)
@@ -288,13 +288,13 @@ public class FreeListManagerTest {
         new UnsafeMemoryChunk(SMALL_SLAB), 
         new UnsafeMemoryChunk(MEDIUM_SLAB), 
         slab});
-    ArrayList<GemFireChunk> chunks = new ArrayList<>();
+    ArrayList<ObjectChunk> chunks = new ArrayList<>();
     chunks.add(this.freeListManager.allocate(SMALL_SLAB-8+1));
     chunks.add(this.freeListManager.allocate(DEFAULT_SLAB_SIZE/2-8));
     chunks.add(this.freeListManager.allocate(DEFAULT_SLAB_SIZE/2-8));
     chunks.add(this.freeListManager.allocate(SMALL_SLAB-8+1));
-    for (GemFireChunk c: chunks) {
-      GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    for (ObjectChunk c: chunks) {
+      ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     }
     this.freeListManager.firstCompact = false;
     assertThat(this.freeListManager.compact(DEFAULT_SLAB_SIZE+1)).isFalse();
@@ -310,13 +310,13 @@ public class FreeListManagerTest {
         new UnsafeMemoryChunk(SMALL_SLAB), 
         new UnsafeMemoryChunk(MEDIUM_SLAB), 
         slab});
-    ArrayList<GemFireChunk> chunks = new ArrayList<>();
+    ArrayList<ObjectChunk> chunks = new ArrayList<>();
     chunks.add(this.freeListManager.allocate(SMALL_SLAB-8+1));
     chunks.add(this.freeListManager.allocate(DEFAULT_SLAB_SIZE/2-8));
     chunks.add(this.freeListManager.allocate(DEFAULT_SLAB_SIZE/2-8));
     chunks.add(this.freeListManager.allocate(SMALL_SLAB-8+1));
-    for (GemFireChunk c: chunks) {
-      GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    for (ObjectChunk c: chunks) {
+      ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     }
     
     assertThat(this.freeListManager.compact(DEFAULT_SLAB_SIZE)).isTrue();
@@ -333,13 +333,13 @@ public class FreeListManagerTest {
         new UnsafeMemoryChunk(SMALL_SLAB), 
         new UnsafeMemoryChunk(MEDIUM_SLAB), 
         slab});
-    ArrayList<GemFireChunk> chunks = new ArrayList<>();
+    ArrayList<ObjectChunk> chunks = new ArrayList<>();
     chunks.add(this.freeListManager.allocate(SMALL_SLAB-8+1));
     this.freeListManager.allocate(DEFAULT_SLAB_SIZE/2-8);
     chunks.add(this.freeListManager.allocate(DEFAULT_SLAB_SIZE/2-8));
     this.freeListManager.allocate(SMALL_SLAB-8+1);
-    for (GemFireChunk c: chunks) {
-      GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    for (ObjectChunk c: chunks) {
+      ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     }
     
     assertThat(this.freeListManager.compact(DEFAULT_SLAB_SIZE/2)).isTrue();
@@ -348,7 +348,7 @@ public class FreeListManagerTest {
   @Test
   public void compactAfterAllocatingAll() {
     setUpSingleSlabManager();
-    GemFireChunk c = freeListManager.allocate(DEFAULT_SLAB_SIZE-8);
+    ObjectChunk c = freeListManager.allocate(DEFAULT_SLAB_SIZE-8);
     this.freeListManager.firstCompact = false;
     assertThat(this.freeListManager.compact(1)).isFalse();
     // call compact twice for extra code coverage
@@ -359,46 +359,46 @@ public class FreeListManagerTest {
   @Test
   public void afterAllocatingAllOneSizeCompactToAllocateDifferentSize() {
     setUpSingleSlabManager();
-    ArrayList<GemFireChunk> chunksToFree = new ArrayList<>();
-    ArrayList<GemFireChunk> chunksToFreeLater = new ArrayList<>();
+    ArrayList<ObjectChunk> chunksToFree = new ArrayList<>();
+    ArrayList<ObjectChunk> chunksToFreeLater = new ArrayList<>();
     int ALLOCATE_COUNT = 1000;
-    GemFireChunk bigChunk = freeListManager.allocate(DEFAULT_SLAB_SIZE-8-(ALLOCATE_COUNT*32)-256-256);
+    ObjectChunk bigChunk = freeListManager.allocate(DEFAULT_SLAB_SIZE-8-(ALLOCATE_COUNT*32)-256-256);
     for (int i=0; i < ALLOCATE_COUNT; i++) {
-      GemFireChunk c = freeListManager.allocate(24);
+      ObjectChunk c = freeListManager.allocate(24);
       if (i%3 != 2) {
         chunksToFree.add(c);
       } else {
         chunksToFreeLater.add(c);
       }
     }
-    GemFireChunk c1 = freeListManager.allocate(64-8);
-    GemFireChunk c2 = freeListManager.allocate(64-8);
-    GemFireChunk c3 = freeListManager.allocate(64-8);
-    GemFireChunk c4 = freeListManager.allocate(64-8);
+    ObjectChunk c1 = freeListManager.allocate(64-8);
+    ObjectChunk c2 = freeListManager.allocate(64-8);
+    ObjectChunk c3 = freeListManager.allocate(64-8);
+    ObjectChunk c4 = freeListManager.allocate(64-8);
 
-    GemFireChunk mediumChunk1 = freeListManager.allocate(128-8);
-    GemFireChunk mediumChunk2 = freeListManager.allocate(128-8);
+    ObjectChunk mediumChunk1 = freeListManager.allocate(128-8);
+    ObjectChunk mediumChunk2 = freeListManager.allocate(128-8);
 
-    GemFireChunk.release(bigChunk.getMemoryAddress(), freeListManager);
+    ObjectChunk.release(bigChunk.getMemoryAddress(), freeListManager);
     int s = chunksToFree.size();
     for (int i=s/2; i >=0; i--) {
-      GemFireChunk c = chunksToFree.get(i);
-      GemFireChunk.release(c.getMemoryAddress(), freeListManager);
+      ObjectChunk c = chunksToFree.get(i);
+      ObjectChunk.release(c.getMemoryAddress(), freeListManager);
     }
     for (int i=(s/2)+1; i < s; i++) {
-      GemFireChunk c = chunksToFree.get(i);
-      GemFireChunk.release(c.getMemoryAddress(), freeListManager);
+      ObjectChunk c = chunksToFree.get(i);
+      ObjectChunk.release(c.getMemoryAddress(), freeListManager);
     }
-    GemFireChunk.release(c3.getMemoryAddress(), freeListManager);
-    GemFireChunk.release(c1.getMemoryAddress(), freeListManager);
-    GemFireChunk.release(c2.getMemoryAddress(), freeListManager);
-    GemFireChunk.release(c4.getMemoryAddress(), freeListManager);
-    GemFireChunk.release(mediumChunk1.getMemoryAddress(), freeListManager);
-    GemFireChunk.release(mediumChunk2.getMemoryAddress(), freeListManager);
+    ObjectChunk.release(c3.getMemoryAddress(), freeListManager);
+    ObjectChunk.release(c1.getMemoryAddress(), freeListManager);
+    ObjectChunk.release(c2.getMemoryAddress(), freeListManager);
+    ObjectChunk.release(c4.getMemoryAddress(), freeListManager);
+    ObjectChunk.release(mediumChunk1.getMemoryAddress(), freeListManager);
+    ObjectChunk.release(mediumChunk2.getMemoryAddress(), freeListManager);
     this.freeListManager.firstCompact = false;
     assertThat(freeListManager.compact(DEFAULT_SLAB_SIZE-(ALLOCATE_COUNT*32))).isFalse();
     for (int i=0; i < ((256*2)/96); i++) {
-      GemFireChunk.release(chunksToFreeLater.get(i).getMemoryAddress(), freeListManager);
+      ObjectChunk.release(chunksToFreeLater.get(i).getMemoryAddress(), freeListManager);
     }
     assertThat(freeListManager.compact(DEFAULT_SLAB_SIZE-(ALLOCATE_COUNT*32))).isTrue();
   }
@@ -407,14 +407,14 @@ public class FreeListManagerTest {
   public void afterAllocatingAndFreeingCompact() {
     int slabSize = 1024*3;
     setUpSingleSlabManager(slabSize);
-    GemFireChunk bigChunk1 = freeListManager.allocate(slabSize/3-8);
-    GemFireChunk bigChunk2 = freeListManager.allocate(slabSize/3-8);
-    GemFireChunk bigChunk3 = freeListManager.allocate(slabSize/3-8);
+    ObjectChunk bigChunk1 = freeListManager.allocate(slabSize/3-8);
+    ObjectChunk bigChunk2 = freeListManager.allocate(slabSize/3-8);
+    ObjectChunk bigChunk3 = freeListManager.allocate(slabSize/3-8);
     this.freeListManager.firstCompact = false;
     assertThat(freeListManager.compact(1)).isFalse();
-    GemFireChunk.release(bigChunk3.getMemoryAddress(), freeListManager);
-    GemFireChunk.release(bigChunk2.getMemoryAddress(), freeListManager);
-    GemFireChunk.release(bigChunk1.getMemoryAddress(), freeListManager);
+    ObjectChunk.release(bigChunk3.getMemoryAddress(), freeListManager);
+    ObjectChunk.release(bigChunk2.getMemoryAddress(), freeListManager);
+    ObjectChunk.release(bigChunk1.getMemoryAddress(), freeListManager);
     assertThat(freeListManager.compact(slabSize)).isTrue();
   }
   
@@ -422,8 +422,8 @@ public class FreeListManagerTest {
   public void compactWithEmptyTinyFreeList() {
     setUpSingleSlabManager();
     Fragment originalFragment = this.freeListManager.getFragmentList().get(0);
-    GemFireChunk c = freeListManager.allocate(16);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = freeListManager.allocate(16);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     c = freeListManager.allocate(16);
     this.freeListManager.firstCompact = false;
     assertThat(this.freeListManager.compact(1)).isTrue();
@@ -443,8 +443,8 @@ public class FreeListManagerTest {
         new UnsafeMemoryChunk(SMALL_SLAB), 
         new UnsafeMemoryChunk(MEDIUM_SLAB), 
         slab});
-    this.freeListManager.allocate(DEFAULT_SLAB_SIZE-8-(GemFireChunk.MIN_CHUNK_SIZE-1));
-    this.freeListManager.allocate(MEDIUM_SLAB-8-(GemFireChunk.MIN_CHUNK_SIZE-1));
+    this.freeListManager.allocate(DEFAULT_SLAB_SIZE-8-(ObjectChunk.MIN_CHUNK_SIZE-1));
+    this.freeListManager.allocate(MEDIUM_SLAB-8-(ObjectChunk.MIN_CHUNK_SIZE-1));
     
     assertThat(this.freeListManager.compact(SMALL_SLAB)).isTrue();
   }
@@ -672,9 +672,9 @@ public class FreeListManagerTest {
     UnsafeMemoryChunk chunk = new UnsafeMemoryChunk(96);
     long address = chunk.getMemoryAddress();
     this.freeListManager = createFreeListManager(ma, new UnsafeMemoryChunk[] {chunk});
-    GemFireChunk c = this.freeListManager.allocate(24);
-    GemFireChunk c2 = this.freeListManager.allocate(24);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = this.freeListManager.allocate(24);
+    ObjectChunk c2 = this.freeListManager.allocate(24);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
 
     List<MemoryBlock> ob = this.freeListManager.getOrderedBlocks();
     assertThat(ob).hasSize(3);
@@ -692,8 +692,8 @@ public class FreeListManagerTest {
   public void allocatedBlocksEmptyAfterFree() {
     UnsafeMemoryChunk chunk = new UnsafeMemoryChunk(96);
     this.freeListManager = createFreeListManager(ma, new UnsafeMemoryChunk[] {chunk});
-    GemFireChunk c = this.freeListManager.allocate(24);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = this.freeListManager.allocate(24);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
     List<MemoryBlock> ob = this.freeListManager.getAllocatedBlocks();
     assertThat(ob).hasSize(0);
   }
@@ -702,7 +702,7 @@ public class FreeListManagerTest {
   public void allocatedBlocksHasAllocatedChunk() {
     UnsafeMemoryChunk chunk = new UnsafeMemoryChunk(96);
     this.freeListManager = createFreeListManager(ma, new UnsafeMemoryChunk[] {chunk});
-    GemFireChunk c = this.freeListManager.allocate(24);
+    ObjectChunk c = this.freeListManager.allocate(24);
     List<MemoryBlock> ob = this.freeListManager.getAllocatedBlocks();
     assertThat(ob).hasSize(1);
     assertThat(ob.get(0).getMemoryAddress()).isEqualTo(c.getMemoryAddress());
@@ -712,8 +712,8 @@ public class FreeListManagerTest {
   public void allocatedBlocksHasBothAllocatedChunks() {
     UnsafeMemoryChunk chunk = new UnsafeMemoryChunk(96);
     this.freeListManager = createFreeListManager(ma, new UnsafeMemoryChunk[] {chunk});
-    GemFireChunk c = this.freeListManager.allocate(24);
-    GemFireChunk c2 = this.freeListManager.allocate(33);
+    ObjectChunk c = this.freeListManager.allocate(24);
+    ObjectChunk c2 = this.freeListManager.allocate(33);
     List<MemoryBlock> ob = this.freeListManager.getAllocatedBlocks();
     assertThat(ob).hasSize(2);
   }
@@ -731,10 +731,10 @@ public class FreeListManagerTest {
     UnsafeMemoryChunk chunk = new UnsafeMemoryChunk(32);
     UnsafeMemoryChunk chunk2 = new UnsafeMemoryChunk(1024*1024*5);
     this.freeListManager = createFreeListManager(ma, new UnsafeMemoryChunk[] {chunk, chunk2});
-    GemFireChunk c = this.freeListManager.allocate(24);
-    GemFireChunk c2 = this.freeListManager.allocate(1024*1024);
-    GemFireChunk.release(c.getMemoryAddress(), this.freeListManager);
-    GemFireChunk.release(c2.getMemoryAddress(), this.freeListManager);
+    ObjectChunk c = this.freeListManager.allocate(24);
+    ObjectChunk c2 = this.freeListManager.allocate(1024*1024);
+    ObjectChunk.release(c.getMemoryAddress(), this.freeListManager);
+    ObjectChunk.release(c2.getMemoryAddress(), this.freeListManager);
     
     LogWriter lw = mock(LogWriter.class);
     this.freeListManager.logOffHeapState(lw, 1024);

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FreeListOffHeapRegionJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FreeListOffHeapRegionJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FreeListOffHeapRegionJUnitTest.java
index edbe235..6790f6a 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FreeListOffHeapRegionJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/FreeListOffHeapRegionJUnitTest.java
@@ -40,7 +40,7 @@ public class FreeListOffHeapRegionJUnitTest extends OffHeapRegionBase {
 
   @Override
   public int perObjectOverhead() {
-    return GemFireChunk.OFF_HEAP_HEADER_SIZE;
+    return ObjectChunk.OFF_HEAP_HEADER_SIZE;
   }
 
 }

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkJUnitTest.java
index 23445cf..7f4b27f 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkJUnitTest.java
@@ -98,7 +98,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
   }
 
   @Override
-  public GemFireChunk createValueAsUnserializedStoredObject(Object value) {
+  public ObjectChunk createValueAsUnserializedStoredObject(Object value) {
     byte[] valueInByteArray;
     if (value instanceof Long) {
       valueInByteArray = convertValueToByteArray(value);
@@ -113,7 +113,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
   }
 
   @Override
-  public GemFireChunk createValueAsSerializedStoredObject(Object value) {
+  public ObjectChunk createValueAsSerializedStoredObject(Object value) {
     byte[] valueInSerializedByteArray = EntryEventImpl.serialize(value);
 
     boolean isSerialized = true;
@@ -122,16 +122,16 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
     return createChunk(valueInSerializedByteArray, isSerialized, isCompressed);
   }
 
-  private GemFireChunk createChunk(byte[] v, boolean isSerialized, boolean isCompressed) {
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(v, isSerialized, isCompressed);
+  private ObjectChunk createChunk(byte[] v, boolean isSerialized, boolean isCompressed) {
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(v, isSerialized, isCompressed);
     return chunk;
   }
 
   @Test
   public void chunkCanBeCreatedFromAnotherChunk() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
 
-    GemFireChunk newChunk = new GemFireChunk(chunk);
+    ObjectChunk newChunk = new ObjectChunk(chunk);
 
     assertNotNull(newChunk);
     assertThat(newChunk.getMemoryAddress()).isEqualTo(chunk.getMemoryAddress());
@@ -141,9 +141,9 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void chunkCanBeCreatedWithOnlyMemoryAddress() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
 
-    GemFireChunk newChunk = new GemFireChunk(chunk.getMemoryAddress());
+    ObjectChunk newChunk = new ObjectChunk(chunk.getMemoryAddress());
 
     assertNotNull(newChunk);
     assertThat(newChunk.getMemoryAddress()).isEqualTo(chunk.getMemoryAddress());
@@ -153,15 +153,15 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void chunkSliceCanBeCreatedFromAnotherChunk() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
 
     int position = 1;
     int end = 2;
 
-    GemFireChunk newChunk = (GemFireChunk) chunk.slice(position, end);
+    ObjectChunk newChunk = (ObjectChunk) chunk.slice(position, end);
 
     assertNotNull(newChunk);
-    assertThat(newChunk.getClass()).isEqualTo(GemFireChunkSlice.class);
+    assertThat(newChunk.getClass()).isEqualTo(ObjectChunkSlice.class);
     assertThat(newChunk.getMemoryAddress()).isEqualTo(chunk.getMemoryAddress());
 
     chunk.release();
@@ -169,7 +169,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void fillSerializedValueShouldFillWrapperWithSerializedValueIfValueIsSerialized() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
 
     // mock the things
     BytesAndBitsForCompactor wrapper = mock(BytesAndBitsForCompactor.class);
@@ -185,7 +185,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void fillSerializedValueShouldFillWrapperWithDeserializedValueIfValueIsNotSerialized() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
 
     // mock the things
     BytesAndBitsForCompactor wrapper = mock(BytesAndBitsForCompactor.class);
@@ -200,7 +200,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void getShortClassNameShouldReturnShortClassName() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     assertThat(chunk.getShortClassName()).isEqualTo("GemFireChunk");
 
     chunk.release();
@@ -208,12 +208,12 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void chunksAreEqualsOnlyByAddress() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
 
-    GemFireChunk newChunk = new GemFireChunk(chunk.getMemoryAddress());
+    ObjectChunk newChunk = new ObjectChunk(chunk.getMemoryAddress());
     assertThat(chunk.equals(newChunk)).isTrue();
 
-    GemFireChunk chunkWithSameValue = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunkWithSameValue = createValueAsUnserializedStoredObject(getValue());
     assertThat(chunk.equals(chunkWithSameValue)).isFalse();
 
     Object someObject = getValue();
@@ -225,16 +225,16 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void chunksShouldBeComparedBySize() {
-    GemFireChunk chunk1 = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk1 = createValueAsSerializedStoredObject(getValue());
 
-    GemFireChunk chunk2 = chunk1;
+    ObjectChunk chunk2 = chunk1;
     assertThat(chunk1.compareTo(chunk2)).isEqualTo(0);
 
-    GemFireChunk chunkWithSameValue = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunkWithSameValue = createValueAsSerializedStoredObject(getValue());
     assertThat(chunk1.compareTo(chunkWithSameValue)).isEqualTo(Long.signum(chunk1.getMemoryAddress() - chunkWithSameValue.getMemoryAddress()));
 
-    GemFireChunk chunk3 = createValueAsSerializedStoredObject(Long.MAX_VALUE);
-    GemFireChunk chunk4 = createValueAsSerializedStoredObject(Long.MAX_VALUE);
+    ObjectChunk chunk3 = createValueAsSerializedStoredObject(Long.MAX_VALUE);
+    ObjectChunk chunk4 = createValueAsSerializedStoredObject(Long.MAX_VALUE);
 
     int newSizeForChunk3 = 2;
     int newSizeForChunk4 = 3;
@@ -253,9 +253,9 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
     boolean isSerialized = false;
     boolean isCompressed = false;
 
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed);
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed);
 
-    int headerBeforeSerializedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + GemFireChunk.REF_COUNT_OFFSET);
+    int headerBeforeSerializedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + ObjectChunk.REF_COUNT_OFFSET);
 
     assertThat(chunk.isSerialized()).isFalse();
 
@@ -263,16 +263,16 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
     assertThat(chunk.isSerialized()).isTrue();
 
-    int headerAfterSerializedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + GemFireChunk.REF_COUNT_OFFSET);
+    int headerAfterSerializedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + ObjectChunk.REF_COUNT_OFFSET);
 
-    assertThat(headerAfterSerializedBitSet).isEqualTo(headerBeforeSerializedBitSet | GemFireChunk.IS_SERIALIZED_BIT);
+    assertThat(headerAfterSerializedBitSet).isEqualTo(headerBeforeSerializedBitSet | ObjectChunk.IS_SERIALIZED_BIT);
 
     chunk.release();
   }
 
   @Test(expected = IllegalStateException.class)
   public void setSerialziedShouldThrowExceptionIfChunkIsAlreadyReleased() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     chunk.release();
     chunk.setSerialized(true);
 
@@ -287,9 +287,9 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
     boolean isSerialized = false;
     boolean isCompressed = false;
 
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed);
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed);
 
-    int headerBeforeCompressedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + GemFireChunk.REF_COUNT_OFFSET);
+    int headerBeforeCompressedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + ObjectChunk.REF_COUNT_OFFSET);
 
     assertThat(chunk.isCompressed()).isFalse();
 
@@ -297,16 +297,16 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
     assertThat(chunk.isCompressed()).isTrue();
 
-    int headerAfterCompressedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + GemFireChunk.REF_COUNT_OFFSET);
+    int headerAfterCompressedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + ObjectChunk.REF_COUNT_OFFSET);
 
-    assertThat(headerAfterCompressedBitSet).isEqualTo(headerBeforeCompressedBitSet | GemFireChunk.IS_COMPRESSED_BIT);
+    assertThat(headerAfterCompressedBitSet).isEqualTo(headerBeforeCompressedBitSet | ObjectChunk.IS_COMPRESSED_BIT);
 
     chunk.release();
   }
 
   @Test(expected = IllegalStateException.class)
   public void setCompressedShouldThrowExceptionIfChunkIsAlreadyReleased() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     chunk.release();
     chunk.setCompressed(true);
 
@@ -315,7 +315,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void setDataSizeShouldSetTheDataSizeBits() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
 
     int beforeSize = chunk.getDataSize();
 
@@ -331,7 +331,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = IllegalStateException.class)
   public void setDataSizeShouldThrowExceptionIfChunkIsAlreadyReleased() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     chunk.release();
     chunk.setDataSize(1);
 
@@ -340,7 +340,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = IllegalStateException.class)
   public void initializeUseCountShouldThrowIllegalStateExceptionIfChunkIsAlreadyRetained() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     chunk.retain();
     chunk.initializeUseCount();
 
@@ -349,7 +349,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = IllegalStateException.class)
   public void initializeUseCountShouldThrowIllegalStateExceptionIfChunkIsAlreadyReleased() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     chunk.release();
     chunk.initializeUseCount();
 
@@ -358,7 +358,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void isSerializedPdxInstanceShouldReturnTrueIfItsPDXInstance() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
 
     byte[] serailizedValue = chunk.getSerializedValue();
     serailizedValue[0] = DSCODE.PDX;
@@ -383,7 +383,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void isSerializedPdxInstanceShouldReturnFalseIfItsNotPDXInstance() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
     assertThat(chunk.isSerializedPdxInstance()).isFalse();
 
     chunk.release();
@@ -391,22 +391,22 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void checkDataEqualsByChunk() {
-    GemFireChunk chunk1 = createValueAsSerializedStoredObject(getValue());
-    GemFireChunk sameAsChunk1 = chunk1;
+    ObjectChunk chunk1 = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk sameAsChunk1 = chunk1;
 
     assertThat(chunk1.checkDataEquals(sameAsChunk1)).isTrue();
 
-    GemFireChunk unserializedChunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk unserializedChunk = createValueAsUnserializedStoredObject(getValue());
     assertThat(chunk1.checkDataEquals(unserializedChunk)).isFalse();
 
-    GemFireChunk chunkDifferBySize = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunkDifferBySize = createValueAsSerializedStoredObject(getValue());
     chunkDifferBySize.setSize(0);
     assertThat(chunk1.checkDataEquals(chunkDifferBySize)).isFalse();
 
-    GemFireChunk chunkDifferByValue = createValueAsSerializedStoredObject(Long.MAX_VALUE - 1);
+    ObjectChunk chunkDifferByValue = createValueAsSerializedStoredObject(Long.MAX_VALUE - 1);
     assertThat(chunk1.checkDataEquals(chunkDifferByValue)).isFalse();
 
-    GemFireChunk newChunk1 = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk newChunk1 = createValueAsSerializedStoredObject(getValue());
     assertThat(chunk1.checkDataEquals(newChunk1)).isTrue();
 
     chunk1.release();
@@ -418,13 +418,13 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void checkDataEqualsBySerializedValue() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
     assertThat(chunk.checkDataEquals(new byte[1])).isFalse();
 
-    GemFireChunk chunkDifferByValue = createValueAsSerializedStoredObject(Long.MAX_VALUE - 1);
+    ObjectChunk chunkDifferByValue = createValueAsSerializedStoredObject(Long.MAX_VALUE - 1);
     assertThat(chunk.checkDataEquals(chunkDifferByValue.getSerializedValue())).isFalse();
 
-    GemFireChunk newChunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk newChunk = createValueAsSerializedStoredObject(getValue());
     assertThat(chunk.checkDataEquals(newChunk.getSerializedValue())).isTrue();
 
     chunk.release();
@@ -440,7 +440,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
     boolean isSerialized = true;
     boolean isCompressed = true;
 
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed);
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed);
 
     RegionEntryContext regionContext = mock(RegionEntryContext.class);
     CachePerfStats cacheStats = mock(CachePerfStats.class);
@@ -469,7 +469,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void incSizeShouldIncrementSize() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
 
     int beforeSize = chunk.getSize();
 
@@ -484,7 +484,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void readyForFreeShouldResetTheRefCount() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
 
     int refCountBeforeFreeing = chunk.getRefCount();
     assertThat(refCountBeforeFreeing).isEqualTo(1);
@@ -497,7 +497,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = IllegalStateException.class)
   public void readyForAllocationShouldThrowExceptionIfAlreadyAllocated() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
 
     // chunk is already allocated when we created it, so calling readyForAllocation should throw exception.
     chunk.readyForAllocation();
@@ -507,7 +507,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void checkIsAllocatedShouldReturnIfAllocated() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
     chunk.checkIsAllocated();
 
     chunk.release();
@@ -515,7 +515,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = IllegalStateException.class)
   public void checkIsAllocatedShouldThrowExceptionIfNotAllocated() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
     chunk.release();
     chunk.checkIsAllocated();
 
@@ -524,8 +524,8 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void sendToShouldWriteSerializedValueToDataOutputIfValueIsSerialized() throws IOException {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
-    GemFireChunk spyChunk = spy(chunk);
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk spyChunk = spy(chunk);
 
     HeapDataOutputStream dataOutput = mock(HeapDataOutputStream.class);
     ByteBuffer directByteBuffer = ByteBuffer.allocate(1024);
@@ -543,7 +543,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
   @Test
   public void sendToShouldWriteUnserializedValueToDataOutputIfValueIsUnserialized() throws IOException {
     byte[] regionEntryValue = getValueAsByteArray();
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
 
     // writeByte is a final method and cannot be mocked, so creating a real one
     HeapDataOutputStream dataOutput = new HeapDataOutputStream(Version.CURRENT);
@@ -566,7 +566,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
   @Test
   public void sendAsByteArrayShouldWriteValueToDataOutput() throws IOException {
     byte[] regionEntryValue = getValueAsByteArray();
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
 
     // writeByte is a final method and cannot be mocked, so creating a real one
     HeapDataOutputStream dataOutput = new HeapDataOutputStream(Version.CURRENT);
@@ -589,7 +589,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
   public void createDirectByteBufferShouldCreateAByteBuffer() {
     byte[] regionEntryValue = getValueAsByteArray();
 
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
 
     ByteBuffer buffer = chunk.createDirectByteBuffer();
 
@@ -604,20 +604,20 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
   @Test
   public void getDirectByteBufferShouldCreateAByteBuffer() {
     byte[] regionEntryValue = getValueAsByteArray();
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
 
     ByteBuffer buffer = chunk.createDirectByteBuffer();
-    long bufferAddress = GemFireChunk.getDirectByteBufferAddress(buffer);
+    long bufferAddress = ObjectChunk.getDirectByteBufferAddress(buffer);
 
     // returned address should be starting of the value (after skipping HEADER_SIZE bytes)
-    assertEquals(chunk.getMemoryAddress() + GemFireChunk.OFF_HEAP_HEADER_SIZE, bufferAddress);
+    assertEquals(chunk.getMemoryAddress() + ObjectChunk.OFF_HEAP_HEADER_SIZE, bufferAddress);
 
     chunk.release();
   }
 
   @Test(expected = AssertionError.class)
   public void getAddressForReadingShouldFailIfItsOutsideOfChunk() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
     chunk.getAddressForReading(0, chunk.getDataSize() + 1);
 
     chunk.release();
@@ -625,7 +625,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void getAddressForReadingShouldReturnDataAddressFromGivenOffset() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
 
     int offset = 1;
     long requestedAddress = chunk.getAddressForReading(offset, 1);
@@ -637,7 +637,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void getSizeInBytesShouldReturnSize() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
     assertThat(chunk.getSizeInBytes()).isEqualTo(chunk.getSize());
 
     chunk.release();
@@ -645,7 +645,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = AssertionError.class)
   public void getUnsafeAddressShouldFailIfOffsetIsNegative() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
     chunk.getUnsafeAddress(-1, 1);
 
     chunk.release();
@@ -653,7 +653,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = AssertionError.class)
   public void getUnsafeAddressShouldFailIfSizeIsNegative() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
     chunk.getUnsafeAddress(1, -1);
 
     chunk.release();
@@ -661,7 +661,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = AssertionError.class)
   public void getUnsafeAddressShouldFailIfItsOutsideOfChunk() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
     chunk.getUnsafeAddress(0, chunk.getDataSize() + 1);
 
     chunk.release();
@@ -669,7 +669,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void getUnsafeAddressShouldReturnUnsafeAddress() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
 
     int offset = 1;
     long unsafeAddress = chunk.getUnsafeAddress(offset, 1);
@@ -681,7 +681,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = AssertionError.class)
   public void readByteAndWriteByteShouldFailIfOffsetIsOutside() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
 
     chunk.readByte(chunk.getDataSize() + 1);
 
@@ -692,7 +692,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void writeByteShouldWriteAtCorrectLocation() {
-    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsSerializedStoredObject(getValue());
 
     byte valueBeforeWrite = chunk.readByte(2);
 
@@ -709,7 +709,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void retainShouldIncrementRefCount() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     assertThat(chunk.getRefCount()).isEqualTo(1);
 
     chunk.retain();
@@ -728,10 +728,10 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = IllegalStateException.class)
   public void retainShouldThrowExceptionAfterMaxNumberOfTimesRetained() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
 
     // loop though and invoke retain for MAX_REF_COUNT-1 times, as create chunk above counted as one reference
-    for (int i = 0; i < GemFireChunk.MAX_REF_COUNT - 1; i++)
+    for (int i = 0; i < ObjectChunk.MAX_REF_COUNT - 1; i++)
       chunk.retain();
 
     // invoke for the one more time should throw exception
@@ -740,7 +740,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void releaseShouldDecrementRefCount() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     assertThat(chunk.getRefCount()).isEqualTo(1);
 
     chunk.retain();
@@ -763,20 +763,20 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = IllegalStateException.class)
   public void releaseShouldThrowExceptionIfChunkIsAlreadyReleased() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     chunk.release();
     chunk.release();
   }
 
   @Test
   public void testToStringForOffHeapByteSource() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
 
     String expected = ":<dataSize=" + chunk.getDataSize() + " refCount=" + chunk.getRefCount() + " addr=" + Long.toHexString(chunk.getMemoryAddress()) + ">";
     assertThat(chunk.toStringForOffHeapByteSource()).endsWith(expected);
 
     // test toString
-    GemFireChunk spy = spy(chunk);
+    ObjectChunk spy = spy(chunk);
     spy.toString();
     verify(spy, times(1)).toStringForOffHeapByteSource();
 
@@ -785,7 +785,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void getStateShouldReturnAllocatedIfRefCountIsGreaterThanZero() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     assertEquals(State.ALLOCATED, chunk.getState());
 
     chunk.release();
@@ -793,14 +793,14 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void getStateShouldReturnDeallocatedIfRefCountIsZero() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     chunk.release();
     assertEquals(State.DEALLOCATED, chunk.getState());
   }
 
   @Test(expected = UnsupportedOperationException.class)
   public void getNextBlockShouldThrowUnSupportedOperationException() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     chunk.getNextBlock();
 
     chunk.release();
@@ -808,7 +808,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void getBlockSizeShouldBeSameSameGetSize() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     assertEquals(chunk.getSize(), chunk.getBlockSize());
 
     chunk.release();
@@ -816,7 +816,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = UnsupportedOperationException.class)
   public void copyBytesShouldThrowUnSupportedOperationException() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     chunk.copyBytes(1, 2, 1);
 
     chunk.release();
@@ -824,7 +824,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test(expected = UnsupportedOperationException.class)
   public void getSlabIdShouldThrowUnSupportedOperationException() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     chunk.getSlabId();
 
     chunk.release();
@@ -832,7 +832,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void getFreeListIdShouldReturnMinusOne() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     assertThat(chunk.getFreeListId()).isEqualTo(-1);
 
     chunk.release();
@@ -840,7 +840,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void getDataTypeShouldReturnNull() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     assertThat(chunk.getDataType()).isNull();
 
     chunk.release();
@@ -848,7 +848,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
 
   @Test
   public void getDataDataShouldReturnNull() {
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
     assertThat(chunk.getDataValue()).isNull();
   }
 
@@ -860,7 +860,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
     boolean isSerialized = true;
     boolean isCompressed = true;
 
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed);
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed);
 
     chunk.getRawBytes();
 
@@ -875,7 +875,7 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
     boolean isSerialized = false;
     boolean isCompressed = false;
 
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed);
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed);
 
     byte[] serializedValue = chunk.getSerializedValue();
 
@@ -889,10 +889,10 @@ public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
     boolean isSerialized = false;
     boolean isCompressed = false;
 
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(new byte[100], isSerialized, isCompressed);
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(new byte[100], isSerialized, isCompressed);
 
     // first fill the unused part with FILL_PATTERN
-    GemFireChunk.fill(chunk.getMemoryAddress());
+    ObjectChunk.fill(chunk.getMemoryAddress());
 
     // Validate that it is filled
     chunk.validateFill();

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkSliceJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkSliceJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkSliceJUnitTest.java
index 39ee620..60a7f9e 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkSliceJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkSliceJUnitTest.java
@@ -33,11 +33,11 @@ public class GemFireChunkSliceJUnitTest extends GemFireChunkJUnitTest {
     int position = 1;
     int end = 2;
 
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
-    GemFireChunkSlice slice = (GemFireChunkSlice) chunk.slice(position, end);
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunkSlice slice = (ObjectChunkSlice) chunk.slice(position, end);
 
     assertNotNull(slice);
-    assertEquals(GemFireChunkSlice.class, slice.getClass());
+    assertEquals(ObjectChunkSlice.class, slice.getClass());
 
     assertEquals(end - position, slice.getDataSize());
   }
@@ -47,11 +47,11 @@ public class GemFireChunkSliceJUnitTest extends GemFireChunkJUnitTest {
     int position = 1;
     int end = 2;
 
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
-    GemFireChunkSlice slice = (GemFireChunkSlice) chunk.slice(position, end);
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunkSlice slice = (ObjectChunkSlice) chunk.slice(position, end);
 
     assertNotNull(slice);
-    assertEquals(GemFireChunkSlice.class, slice.getClass());
+    assertEquals(ObjectChunkSlice.class, slice.getClass());
 
     assertEquals(chunk.getBaseDataAddress() + position, slice.getBaseDataAddress());
   }
@@ -61,11 +61,11 @@ public class GemFireChunkSliceJUnitTest extends GemFireChunkJUnitTest {
     int position = 1;
     int end = 2;
 
-    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
-    GemFireChunkSlice slice = (GemFireChunkSlice) chunk.slice(position, end);
+    ObjectChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    ObjectChunkSlice slice = (ObjectChunkSlice) chunk.slice(position, end);
 
     assertNotNull(slice);
-    assertEquals(GemFireChunkSlice.class, slice.getClass());
+    assertEquals(ObjectChunkSlice.class, slice.getClass());
 
     assertEquals(chunk.getBaseDataOffset() + position, slice.getBaseDataOffset());
   }

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapHelperJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapHelperJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapHelperJUnitTest.java
index 6c037e1..b1e3af0 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapHelperJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapHelperJUnitTest.java
@@ -128,8 +128,8 @@ public class OffHeapHelperJUnitTest extends AbstractStoredObjectTestBase {
     return createdObject;
   }
 
-  private GemFireChunk createChunk(byte[] v, boolean isSerialized, boolean isCompressed) {
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(v, isSerialized, isCompressed);
+  private ObjectChunk createChunk(byte[] v, boolean isSerialized, boolean isCompressed) {
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(v, isSerialized, isCompressed);
     return chunk;
   }
 

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapRegionBase.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapRegionBase.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapRegionBase.java
index 78143d5..8de0406 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapRegionBase.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapRegionBase.java
@@ -540,11 +540,11 @@ public abstract class OffHeapRegionBase {
     @Released(OffHeapIdentifier.TEST_OFF_HEAP_REGION_BASE_LISTENER)
     @Override
     public void close() {
-      if (this.ohOldValue instanceof GemFireChunk) {
-        ((GemFireChunk)this.ohOldValue).release();
+      if (this.ohOldValue instanceof ObjectChunk) {
+        ((ObjectChunk)this.ohOldValue).release();
       }
-      if (this.ohNewValue instanceof GemFireChunk) {
-        ((GemFireChunk)this.ohNewValue).release();
+      if (this.ohNewValue instanceof ObjectChunk) {
+        ((ObjectChunk)this.ohNewValue).release();
       }
     }
   }

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapRegionEntryHelperJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapRegionEntryHelperJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapRegionEntryHelperJUnitTest.java
index a611aa5..5d53109 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapRegionEntryHelperJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapRegionEntryHelperJUnitTest.java
@@ -54,7 +54,7 @@ import com.gemstone.gemfire.test.junit.categories.UnitTest;
 @Category(UnitTest.class)
 @RunWith(PowerMockRunner.class)
 @PowerMockIgnore("*.UnitTest")
-@PrepareForTest({ GemFireChunk.class, OffHeapRegionEntryHelper.class })
+@PrepareForTest({ ObjectChunk.class, OffHeapRegionEntryHelper.class })
 public class OffHeapRegionEntryHelperJUnitTest {
 
   private static final Long VALUE_IS_NOT_ENCODABLE = 0L;
@@ -75,13 +75,13 @@ public class OffHeapRegionEntryHelperJUnitTest {
     SimpleMemoryAllocatorImpl.freeOffHeapMemory();
   }
 
-  private GemFireChunk createChunk(Object value) {
+  private ObjectChunk createChunk(Object value) {
     byte[] v = EntryEventImpl.serialize(value);
 
     boolean isSerialized = true;
     boolean isCompressed = false;
 
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(v, isSerialized, isCompressed);
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(v, isSerialized, isCompressed);
 
     return chunk;
   }
@@ -294,7 +294,7 @@ public class OffHeapRegionEntryHelperJUnitTest {
 
   @Test
   public void isOffHeapShouldReturnTrueIfAddressIsOnOffHeap() {
-    GemFireChunk value = createChunk(Long.MAX_VALUE);
+    ObjectChunk value = createChunk(Long.MAX_VALUE);
     assertThat(OffHeapRegionEntryHelper.isOffHeap(value.getMemoryAddress())).isTrue();
   }
 
@@ -327,7 +327,7 @@ public class OffHeapRegionEntryHelperJUnitTest {
     long oldAddress = 1L;
 
     // testing when the newValue is a chunk
-    GemFireChunk newValue = createChunk(Long.MAX_VALUE);
+    ObjectChunk newValue = createChunk(Long.MAX_VALUE);
     // mock region entry methods required for test
     when(re.getAddress()).thenReturn(oldAddress);
     when(re.setAddress(oldAddress, newValue.getMemoryAddress())).thenReturn(Boolean.TRUE);
@@ -440,13 +440,13 @@ public class OffHeapRegionEntryHelperJUnitTest {
     // mock region entry
     OffHeapRegionEntry re = mock(OffHeapRegionEntry.class);
 
-    GemFireChunk oldValue = createChunk(Long.MAX_VALUE);
-    GemFireChunk newValue = createChunk(Long.MAX_VALUE - 1);
+    ObjectChunk oldValue = createChunk(Long.MAX_VALUE);
+    ObjectChunk newValue = createChunk(Long.MAX_VALUE - 1);
 
     // mock Chunk static methods - in-order to verify that release is called
-    PowerMockito.spy(GemFireChunk.class);
-    PowerMockito.doNothing().when(GemFireChunk.class);
-    GemFireChunk.release(oldValue.getMemoryAddress());
+    PowerMockito.spy(ObjectChunk.class);
+    PowerMockito.doNothing().when(ObjectChunk.class);
+    ObjectChunk.release(oldValue.getMemoryAddress());
 
     // mock region entry methods required for test
     when(re.getAddress()).thenReturn(oldValue.getMemoryAddress());
@@ -460,7 +460,7 @@ public class OffHeapRegionEntryHelperJUnitTest {
 
     // verify oldAddress is released
     PowerMockito.verifyStatic();
-    GemFireChunk.release(oldValue.getMemoryAddress());
+    ObjectChunk.release(oldValue.getMemoryAddress());
   }
 
   @Test
@@ -475,9 +475,9 @@ public class OffHeapRegionEntryHelperJUnitTest {
     DataAsAddress newAddress = new DataAsAddress(OffHeapRegionEntryHelper.encodeDataAsAddress(newData, false, false));
 
     // mock Chunk static methods - in-order to verify that release is never called
-    PowerMockito.spy(GemFireChunk.class);
-    PowerMockito.doNothing().when(GemFireChunk.class);
-    GemFireChunk.release(oldAddress);
+    PowerMockito.spy(ObjectChunk.class);
+    PowerMockito.doNothing().when(ObjectChunk.class);
+    ObjectChunk.release(oldAddress);
 
     // mock region entry methods required for test
     when(re.getAddress()).thenReturn(oldAddress);
@@ -491,7 +491,7 @@ public class OffHeapRegionEntryHelperJUnitTest {
 
     // verify that release is never called as the old address is not on offheap
     PowerMockito.verifyStatic(never());
-    GemFireChunk.release(oldAddress);
+    ObjectChunk.release(oldAddress);
   }
 
   @Test
@@ -505,9 +505,9 @@ public class OffHeapRegionEntryHelperJUnitTest {
     long newAddress = OffHeapRegionEntryHelper.REMOVED_PHASE2_ADDRESS;
 
     // mock Chunk static methods - in-order to verify that release is never called
-    PowerMockito.spy(GemFireChunk.class);
-    PowerMockito.doNothing().when(GemFireChunk.class);
-    GemFireChunk.release(oldAddress);
+    PowerMockito.spy(ObjectChunk.class);
+    PowerMockito.doNothing().when(ObjectChunk.class);
+    ObjectChunk.release(oldAddress);
 
     // mock region entry methods required for test
     when(re.getAddress()).thenReturn(oldAddress);
@@ -521,7 +521,7 @@ public class OffHeapRegionEntryHelperJUnitTest {
 
     // verify that release is never called as the old address is not on offheap
     PowerMockito.verifyStatic(never());
-    GemFireChunk.release(oldAddress);
+    ObjectChunk.release(oldAddress);
   }
 
   @Test(expected = IllegalStateException.class)
@@ -541,7 +541,7 @@ public class OffHeapRegionEntryHelperJUnitTest {
     // mock region entry
     OffHeapRegionEntry re = mock(OffHeapRegionEntry.class);
 
-    GemFireChunk chunk = createChunk(Long.MAX_VALUE);
+    ObjectChunk chunk = createChunk(Long.MAX_VALUE);
 
     // mock region entry methods required for test
     when(re.getAddress()).thenReturn(chunk.getMemoryAddress());
@@ -627,10 +627,10 @@ public class OffHeapRegionEntryHelperJUnitTest {
 
   @Test
   public void addressToObjectShouldReturnValueFromChunk() {
-    GemFireChunk expected = createChunk(Long.MAX_VALUE);
+    ObjectChunk expected = createChunk(Long.MAX_VALUE);
     Object actual = OffHeapRegionEntryHelper.addressToObject(expected.getMemoryAddress(), false, null);
 
-    assertThat(actual).isInstanceOf(GemFireChunk.class);
+    assertThat(actual).isInstanceOf(ObjectChunk.class);
     assertThat(actual).isEqualTo(expected);
   }
 
@@ -640,7 +640,7 @@ public class OffHeapRegionEntryHelperJUnitTest {
     boolean isSerialized = true;
     boolean isCompressed = true;
 
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(data, isSerialized, isCompressed);
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(data, isSerialized, isCompressed);
 
     // create the mock context
     RegionEntryContext regionContext = mock(RegionEntryContext.class);
@@ -669,7 +669,7 @@ public class OffHeapRegionEntryHelperJUnitTest {
     boolean isSerialized = false;
     boolean isCompressed = true;
 
-    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(data, isSerialized, isCompressed);
+    ObjectChunk chunk = (ObjectChunk) ma.allocateAndInitialize(data, isSerialized, isCompressed);
 
     // create the mock context
     RegionEntryContext regionContext = mock(RegionEntryContext.class);

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapValidationJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapValidationJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapValidationJUnitTest.java
index 2379c2d..630ae22 100755
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapValidationJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapValidationJUnitTest.java
@@ -296,8 +296,8 @@ public class OffHeapValidationJUnitTest {
   
   private long getMemoryAddress(Region region, String key) {
     Object entry = ((LocalRegion) region).getRegionEntry(key)._getValue();
-    assertTrue(entry instanceof GemFireChunk);
-    long memoryAddress = ((GemFireChunk)entry).getMemoryAddress();
+    assertTrue(entry instanceof ObjectChunk);
+    long memoryAddress = ((ObjectChunk)entry).getMemoryAddress();
     assertTrue(memoryAddress > 0);
     return memoryAddress;
   }

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapWriteObjectAsByteArrayJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapWriteObjectAsByteArrayJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapWriteObjectAsByteArrayJUnitTest.java
index c0fc0b3..9c83f5b 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapWriteObjectAsByteArrayJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OffHeapWriteObjectAsByteArrayJUnitTest.java
@@ -64,7 +64,7 @@ public class OffHeapWriteObjectAsByteArrayJUnitTest {
   public void testByteArrayChunk() throws IOException, ClassNotFoundException {
     byte[] expected = new byte[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16};
     StoredObject so = createStoredObject(expected, false, false);
-    assertTrue(so instanceof GemFireChunk);
+    assertTrue(so instanceof ObjectChunk);
     HeapDataOutputStream hdos = new HeapDataOutputStream(new byte[1024]);
     DataSerializer.writeObjectAsByteArray(so, hdos);
     DataInputStream in = createInput(hdos);
@@ -88,7 +88,7 @@ public class OffHeapWriteObjectAsByteArrayJUnitTest {
   public void testStringChunk() throws IOException, ClassNotFoundException {
     byte[] expected = EntryEventImpl.serialize("1234567890");
     StoredObject so = createStoredObject(expected, true, false);
-    assertTrue(so instanceof GemFireChunk);
+    assertTrue(so instanceof ObjectChunk);
     HeapDataOutputStream hdos = new HeapDataOutputStream(new byte[1024]);
     DataSerializer.writeObjectAsByteArray(so, hdos);
     DataInputStream in = createInput(hdos);

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OldFreeListOffHeapRegionJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OldFreeListOffHeapRegionJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OldFreeListOffHeapRegionJUnitTest.java
index 104aba8..d8c35b8 100755
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OldFreeListOffHeapRegionJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/OldFreeListOffHeapRegionJUnitTest.java
@@ -41,7 +41,7 @@ public class OldFreeListOffHeapRegionJUnitTest extends OffHeapRegionBase {
 
   @Override
   public int perObjectOverhead() {
-    return GemFireChunk.OFF_HEAP_HEADER_SIZE;
+    return ObjectChunk.OFF_HEAP_HEADER_SIZE;
   }
 
 }

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorFillPatternIntegrationTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorFillPatternIntegrationTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorFillPatternIntegrationTest.java
index 9f49da1..51f46a1 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorFillPatternIntegrationTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorFillPatternIntegrationTest.java
@@ -163,7 +163,7 @@ public class SimpleMemoryAllocatorFillPatternIntegrationTest {
         private int totalAllocation = 0;
         
         // List of Chunks allocated by this thread
-        private List<GemFireChunk> chunks = new LinkedList<GemFireChunk>();
+        private List<ObjectChunk> chunks = new LinkedList<ObjectChunk>();
         
         // Time to end thread execution
         private long endTime = System.currentTimeMillis() + RUN_TIME_IN_MILLIS;
@@ -173,7 +173,7 @@ public class SimpleMemoryAllocatorFillPatternIntegrationTest {
          */
         private void allocate() {          
           int allocation = chunkSizer.allocationSize();
-          GemFireChunk chunk = (GemFireChunk) allocator.allocate(allocation);
+          ObjectChunk chunk = (ObjectChunk) allocator.allocate(allocation);
           
           // This should always work just after allocation
           chunk.validateFill();
@@ -186,7 +186,7 @@ public class SimpleMemoryAllocatorFillPatternIntegrationTest {
          * Frees a random chunk from the Chunk list.
          */
         private void free() {
-          GemFireChunk chunk = chunks.remove(random.nextInt(chunks.size()));
+          ObjectChunk chunk = chunks.remove(random.nextInt(chunks.size()));
           totalAllocation -= chunk.getSize();
           
           /*
@@ -200,7 +200,7 @@ public class SimpleMemoryAllocatorFillPatternIntegrationTest {
          * Writes canned data to a random Chunk from the Chunk list.
          */
         private void write() {
-          GemFireChunk chunk = chunks.get(random.nextInt(chunks.size()));
+          ObjectChunk chunk = chunks.get(random.nextInt(chunks.size()));
           chunk.writeBytes(0, WRITE_BYTES);
         }
         

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorFillPatternJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorFillPatternJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorFillPatternJUnitTest.java
index a03cf57..7c26f86 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorFillPatternJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorFillPatternJUnitTest.java
@@ -101,7 +101,7 @@ public class SimpleMemoryAllocatorFillPatternJUnitTest {
      * Pull a chunk off the fragment.  This will have no fill because
      * it is a "fresh" chunk.
      */
-    GemFireChunk chunk = (GemFireChunk) this.allocator.allocate(chunkSize);
+    ObjectChunk chunk = (ObjectChunk) this.allocator.allocate(chunkSize);
 
     /*
      * Chunk should have valid fill from initial fragment allocation.
@@ -109,7 +109,7 @@ public class SimpleMemoryAllocatorFillPatternJUnitTest {
     chunk.validateFill();
          
     // "Dirty" the chunk so the release has something to fill over
-    chunk.writeBytes(GemFireChunk.MIN_CHUNK_SIZE + 1, WRITE_BYTES);
+    chunk.writeBytes(ObjectChunk.MIN_CHUNK_SIZE + 1, WRITE_BYTES);
 
     // This should free the Chunk (ref count == 1)
     chunk.release();
@@ -118,20 +118,20 @@ public class SimpleMemoryAllocatorFillPatternJUnitTest {
      * This chunk should have a fill because it was reused from the
      * free list (assuming no fragmentation at this point...)
      */
-    chunk = (GemFireChunk) this.allocator.allocate(chunkSize);
+    chunk = (ObjectChunk) this.allocator.allocate(chunkSize);
     
     // Make sure we have a fill this time
     chunk.validateFill();
     
     // Give the fill code something to write over during the release
-    chunk.writeBytes(GemFireChunk.MIN_CHUNK_SIZE + 1, WRITE_BYTES);
+    chunk.writeBytes(ObjectChunk.MIN_CHUNK_SIZE + 1, WRITE_BYTES);
     chunk.release();
 
     // Again, make sure the release implemented the fill
     chunk.validateFill();
 
     // "Dirty up" the free chunk
-    chunk.writeBytes(GemFireChunk.MIN_CHUNK_SIZE + 1, WRITE_BYTES);
+    chunk.writeBytes(ObjectChunk.MIN_CHUNK_SIZE + 1, WRITE_BYTES);
     
     catchException(chunk).validateFill();
     assertTrue(caughtException() instanceof IllegalStateException);
@@ -149,14 +149,14 @@ public class SimpleMemoryAllocatorFillPatternJUnitTest {
     /*
      * Stores our allocated memory.
      */
-    GemFireChunk[] allocatedChunks = new GemFireChunk[COMPACTION_CHUNKS];
+    ObjectChunk[] allocatedChunks = new ObjectChunk[COMPACTION_CHUNKS];
     
     /*
      * Use up most of our memory
      * Our memory looks like [      ][      ][      ]
      */
     for(int i =0;i < allocatedChunks.length;++i) {
-      allocatedChunks[i] = (GemFireChunk) this.allocator.allocate(COMPACTION_CHUNK_SIZE);
+      allocatedChunks[i] = (ObjectChunk) this.allocator.allocate(COMPACTION_CHUNK_SIZE);
       allocatedChunks[i].validateFill();
     }
 
@@ -173,7 +173,7 @@ public class SimpleMemoryAllocatorFillPatternJUnitTest {
      * our initial chunks.  This should force a compaction causing our
      * memory to look like [            ][      ].
      */
-    GemFireChunk slightlyLargerChunk = (GemFireChunk) this.allocator.allocate(FORCE_COMPACTION_CHUNK_SIZE);
+    ObjectChunk slightlyLargerChunk = (ObjectChunk) this.allocator.allocate(FORCE_COMPACTION_CHUNK_SIZE);
     
     /*
      * Make sure the compacted memory has the fill validation.

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorJUnitTest.java
index 12c0e6d..1f17f9b 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SimpleMemoryAllocatorJUnitTest.java
@@ -191,7 +191,7 @@ public class SimpleMemoryAllocatorJUnitTest {
     int BATCH_SIZE = 1;
     int TINY_MULTIPLE = com.gemstone.gemfire.internal.offheap.FreeListManager.TINY_MULTIPLE;
     int HUGE_MULTIPLE = com.gemstone.gemfire.internal.offheap.FreeListManager.HUGE_MULTIPLE;
-    int perObjectOverhead = com.gemstone.gemfire.internal.offheap.GemFireChunk.OFF_HEAP_HEADER_SIZE;
+    int perObjectOverhead = com.gemstone.gemfire.internal.offheap.ObjectChunk.OFF_HEAP_HEADER_SIZE;
     int maxTiny = com.gemstone.gemfire.internal.offheap.FreeListManager.MAX_TINY-perObjectOverhead;
     int minHuge = maxTiny+1;
     int TOTAL_MEM = (maxTiny+perObjectOverhead)*BATCH_SIZE /*+ (maxBig+perObjectOverhead)*BATCH_SIZE*/ + round(TINY_MULTIPLE, minHuge+1+perObjectOverhead)*BATCH_SIZE + (TINY_MULTIPLE+perObjectOverhead)*BATCH_SIZE /*+ (MIN_BIG_SIZE+perObjectOverhead)*BATCH_SIZE*/ + round(TINY_MULTIPLE, minHuge+perObjectOverhead+1);
@@ -273,7 +273,7 @@ public class SimpleMemoryAllocatorJUnitTest {
         bb.put((byte) i);
       }
       bb.position(0);
-      GemFireChunk c = (GemFireChunk) ma.allocateAndInitialize(bb.array(), false, false);
+      ObjectChunk c = (ObjectChunk) ma.allocateAndInitialize(bb.array(), false, false);
       assertEquals(1024, c.getDataSize());
       if (!Arrays.equals(bb.array(), c.getRawBytes())) {
         fail("arrays are not equal. Expected " + Arrays.toString(bb.array()) + " but found: " + Arrays.toString(c.getRawBytes()));
@@ -427,7 +427,7 @@ public class SimpleMemoryAllocatorJUnitTest {
   
   @Test
   public void testCompaction() {
-    final int perObjectOverhead = com.gemstone.gemfire.internal.offheap.GemFireChunk.OFF_HEAP_HEADER_SIZE;
+    final int perObjectOverhead = com.gemstone.gemfire.internal.offheap.ObjectChunk.OFF_HEAP_HEADER_SIZE;
     final int BIG_ALLOC_SIZE = 150000;
     final int SMALL_ALLOC_SIZE = BIG_ALLOC_SIZE/2;
     final int TOTAL_MEM = BIG_ALLOC_SIZE;
@@ -543,7 +543,7 @@ public class SimpleMemoryAllocatorJUnitTest {
   boolean memoryUsageEventReceived;
   @Test
   public void testUsageEventListener() {
-    final int perObjectOverhead = com.gemstone.gemfire.internal.offheap.GemFireChunk.OFF_HEAP_HEADER_SIZE;
+    final int perObjectOverhead = com.gemstone.gemfire.internal.offheap.ObjectChunk.OFF_HEAP_HEADER_SIZE;
     final int SMALL_ALLOC_SIZE = 1000;
     UnsafeMemoryChunk slab = new UnsafeMemoryChunk(3000);
     try {
@@ -596,7 +596,7 @@ public class SimpleMemoryAllocatorJUnitTest {
   
   @Test
   public void testOutOfOffHeapMemory() {
-    final int perObjectOverhead = com.gemstone.gemfire.internal.offheap.GemFireChunk.OFF_HEAP_HEADER_SIZE;
+    final int perObjectOverhead = com.gemstone.gemfire.internal.offheap.ObjectChunk.OFF_HEAP_HEADER_SIZE;
     final int BIG_ALLOC_SIZE = 150000;
     final int SMALL_ALLOC_SIZE = BIG_ALLOC_SIZE/2;
     final int TOTAL_MEM = BIG_ALLOC_SIZE;

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SyncChunkStackJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SyncChunkStackJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SyncChunkStackJUnitTest.java
index 8d6eef0..3ae6159 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SyncChunkStackJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/SyncChunkStackJUnitTest.java
@@ -107,7 +107,7 @@ public class SyncChunkStackJUnitTest {
     UnsafeMemoryChunk slab = new UnsafeMemoryChunk(1024);
     try {
       SimpleMemoryAllocatorImpl ma = SimpleMemoryAllocatorImpl.createForUnitTest(new NullOutOfOffHeapMemoryListener(), new NullOffHeapMemoryStats(), new UnsafeMemoryChunk[]{slab});
-      GemFireChunk chunk = (GemFireChunk) ma.allocate(100);
+      ObjectChunk chunk = (ObjectChunk) ma.allocate(100);
 
       SyncChunkStack stack = new SyncChunkStack(chunk.getMemoryAddress());
       assertEquals(false, stack.isEmpty());
@@ -121,7 +121,7 @@ public class SyncChunkStackJUnitTest {
     UnsafeMemoryChunk slab = new UnsafeMemoryChunk(1024);
     try {
       SimpleMemoryAllocatorImpl ma = SimpleMemoryAllocatorImpl.createForUnitTest(new NullOutOfOffHeapMemoryListener(), new NullOffHeapMemoryStats(), new UnsafeMemoryChunk[]{slab});
-      GemFireChunk chunk = (GemFireChunk) ma.allocate(100);
+      ObjectChunk chunk = (ObjectChunk) ma.allocate(100);
 
       SyncChunkStack stack = new SyncChunkStack();
       stack.offer(chunk.getMemoryAddress());
@@ -136,7 +136,7 @@ public class SyncChunkStackJUnitTest {
     UnsafeMemoryChunk slab = new UnsafeMemoryChunk(1024);
     try {
       SimpleMemoryAllocatorImpl ma = SimpleMemoryAllocatorImpl.createForUnitTest(new NullOutOfOffHeapMemoryListener(), new NullOffHeapMemoryStats(), new UnsafeMemoryChunk[]{slab});
-      GemFireChunk chunk = (GemFireChunk) ma.allocate(100);
+      ObjectChunk chunk = (ObjectChunk) ma.allocate(100);
 
       long addr = chunk.getMemoryAddress();
       SyncChunkStack stack = new SyncChunkStack();
@@ -163,7 +163,7 @@ public class SyncChunkStackJUnitTest {
     UnsafeMemoryChunk slab = new UnsafeMemoryChunk(1024);
     try {
       SimpleMemoryAllocatorImpl ma = SimpleMemoryAllocatorImpl.createForUnitTest(new NullOutOfOffHeapMemoryListener(), new NullOffHeapMemoryStats(), new UnsafeMemoryChunk[]{slab});
-      GemFireChunk chunk = (GemFireChunk) ma.allocate(100);
+      ObjectChunk chunk = (ObjectChunk) ma.allocate(100);
 
       long addr = chunk.getMemoryAddress();
       SyncChunkStack stack = new SyncChunkStack();
@@ -181,7 +181,7 @@ public class SyncChunkStackJUnitTest {
     UnsafeMemoryChunk slab = new UnsafeMemoryChunk(1024);
     try {
       SimpleMemoryAllocatorImpl ma = SimpleMemoryAllocatorImpl.createForUnitTest(new NullOutOfOffHeapMemoryListener(), new NullOffHeapMemoryStats(), new UnsafeMemoryChunk[]{slab});
-      GemFireChunk chunk = (GemFireChunk) ma.allocate(100);
+      ObjectChunk chunk = (ObjectChunk) ma.allocate(100);
 
       long addr = chunk.getMemoryAddress();
       SyncChunkStack stack = new SyncChunkStack();
@@ -199,7 +199,7 @@ public class SyncChunkStackJUnitTest {
     UnsafeMemoryChunk slab = new UnsafeMemoryChunk(1024);
     try {
       SimpleMemoryAllocatorImpl ma = SimpleMemoryAllocatorImpl.createForUnitTest(new NullOutOfOffHeapMemoryListener(), new NullOffHeapMemoryStats(), new UnsafeMemoryChunk[]{slab});
-      GemFireChunk chunk = (GemFireChunk) ma.allocate(100);
+      ObjectChunk chunk = (ObjectChunk) ma.allocate(100);
       int chunkSize = chunk.getSize();
 
       long addr = chunk.getMemoryAddress();
@@ -217,7 +217,7 @@ public class SyncChunkStackJUnitTest {
     UnsafeMemoryChunk slab = new UnsafeMemoryChunk(1024);
     try {
       SimpleMemoryAllocatorImpl ma = SimpleMemoryAllocatorImpl.createForUnitTest(new NullOutOfOffHeapMemoryListener(), new NullOffHeapMemoryStats(), new UnsafeMemoryChunk[]{slab});
-      GemFireChunk chunk = (GemFireChunk) ma.allocate(100);
+      ObjectChunk chunk = (ObjectChunk) ma.allocate(100);
       int chunkSize = chunk.getSize();
 
       long addr = chunk.getMemoryAddress();
@@ -242,7 +242,7 @@ public class SyncChunkStackJUnitTest {
     protected void testHookDoConcurrentModification() {
       if (doConcurrentMod) {
         doConcurrentMod = false;
-        GemFireChunk chunk2 = (GemFireChunk) ma.allocate(50);
+        ObjectChunk chunk2 = (ObjectChunk) ma.allocate(50);
         this.chunk2Size = chunk2.getSize();
         this.offer(chunk2.getMemoryAddress());
       }
@@ -253,7 +253,7 @@ public class SyncChunkStackJUnitTest {
     UnsafeMemoryChunk slab = new UnsafeMemoryChunk(1024);
     try {
       SimpleMemoryAllocatorImpl ma = SimpleMemoryAllocatorImpl.createForUnitTest(new NullOutOfOffHeapMemoryListener(), new NullOffHeapMemoryStats(), new UnsafeMemoryChunk[]{slab});
-      GemFireChunk chunk = (GemFireChunk) ma.allocate(100);
+      ObjectChunk chunk = (ObjectChunk) ma.allocate(100);
       int chunkSize = chunk.getSize();
 
       long addr = chunk.getMemoryAddress();
@@ -272,7 +272,7 @@ public class SyncChunkStackJUnitTest {
     UnsafeMemoryChunk slab = new UnsafeMemoryChunk(1024);
     try {
       SimpleMemoryAllocatorImpl ma = SimpleMemoryAllocatorImpl.createForUnitTest(new NullOutOfOffHeapMemoryListener(), new NullOffHeapMemoryStats(), new UnsafeMemoryChunk[]{slab});
-      GemFireChunk chunk = (GemFireChunk) ma.allocate(100);
+      ObjectChunk chunk = (ObjectChunk) ma.allocate(100);
       int chunkSize = chunk.getSize();
 
       long addr = chunk.getMemoryAddress();

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/pdx/OffHeapByteBufferByteSourceJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/pdx/OffHeapByteBufferByteSourceJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/pdx/OffHeapByteBufferByteSourceJUnitTest.java
index 4272bfd..0f918cb 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/pdx/OffHeapByteBufferByteSourceJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/pdx/OffHeapByteBufferByteSourceJUnitTest.java
@@ -22,7 +22,7 @@ import java.nio.ByteBuffer;
 
 import org.junit.experimental.categories.Category;
 
-import com.gemstone.gemfire.internal.offheap.GemFireChunk;
+import com.gemstone.gemfire.internal.offheap.ObjectChunk;
 import com.gemstone.gemfire.internal.offheap.SimpleMemoryAllocatorImpl;
 import com.gemstone.gemfire.internal.offheap.StoredObject;
 import com.gemstone.gemfire.internal.tcp.ByteBufferInputStream.ByteSource;
@@ -35,8 +35,8 @@ public class OffHeapByteBufferByteSourceJUnitTest extends OffHeapByteSourceJUnit
   @Override
   protected ByteSource createByteSource(byte[] bytes) {
     StoredObject so = SimpleMemoryAllocatorImpl.getAllocator().allocateAndInitialize(bytes, false, false);
-    if (so instanceof GemFireChunk) {
-      GemFireChunk c = (GemFireChunk) so;
+    if (so instanceof ObjectChunk) {
+      ObjectChunk c = (ObjectChunk) so;
       ByteBuffer bb = c.createDirectByteBuffer();
       if (bb == null) {
         fail("could not create a direct ByteBuffer for an off-heap Chunk");

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/1a82c80c/gemfire-core/src/test/java/com/gemstone/gemfire/pdx/OffHeapByteSourceJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/pdx/OffHeapByteSourceJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/pdx/OffHeapByteSourceJUnitTest.java
index 91b52e4..6457425 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/pdx/OffHeapByteSourceJUnitTest.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/pdx/OffHeapByteSourceJUnitTest.java
@@ -20,7 +20,7 @@ import org.junit.After;
 import org.junit.Before;
 import org.junit.experimental.categories.Category;
 
-import com.gemstone.gemfire.internal.offheap.GemFireChunk;
+import com.gemstone.gemfire.internal.offheap.ObjectChunk;
 import com.gemstone.gemfire.internal.offheap.NullOffHeapMemoryStats;
 import com.gemstone.gemfire.internal.offheap.NullOutOfOffHeapMemoryListener;
 import com.gemstone.gemfire.internal.offheap.SimpleMemoryAllocatorImpl;
@@ -52,9 +52,9 @@ public class OffHeapByteSourceJUnitTest extends ByteSourceJUnitTest {
   @Override
   protected ByteSource createByteSource(byte[] bytes) {
     StoredObject so = SimpleMemoryAllocatorImpl.getAllocator().allocateAndInitialize(bytes, false, false);
-    if (so instanceof GemFireChunk) {
+    if (so instanceof ObjectChunk) {
       // bypass the factory to make sure that OffHeapByteSource is tested
-      return new OffHeapByteSource((GemFireChunk)so);
+      return new OffHeapByteSource((ObjectChunk)so);
     } else {
       // bytes are so small they can be encoded in a long (see DataAsAddress).
       // So for this test just wrap the original bytes.