diff --git a/NOTICE b/NOTICE
index d7ec45b4..e69ad8ac 100644
--- a/NOTICE
+++ b/NOTICE
@@ -1,12 +1,12 @@
 Apache DataSketches Memory
+Copyright 2022 - The Apache Software Foundation
 
-Copyright 2021 - The Apache Software Foundation
-
-Copyright 2015-2018 Yahoo
-Copyright 2019 Verizon Media
+Copyright 2015-2018 Yahoo Inc.
+Copyright 2019-2020 Verizon Media
+Copyright 2021 Yahoo Inc.
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
 
 Prior to moving to ASF, the software for this project was developed at
-Yahoo (now Verizon Media) (https://developer.yahoo.com).
+Yahoo Inc. (https://developer.yahoo.com).
\ No newline at end of file
diff --git a/README.md b/README.md
index 3dc629a4..f01d6d69 100644
--- a/README.md
+++ b/README.md
@@ -179,15 +179,15 @@ For example, if the project base directory is `/src/datasketches-memory`;
 
 To run the script for a release version:
 
-    ./tools/scripts/compile-package-jar.sh $JAVA_HOME 2.0.0 /src/datasketches-memory
+    ./tools/scripts/compile-package-jar.sh $JAVA_HOME 2.1.0 /src/datasketches-memory
 
 To run the script for a snapshot version:
 
-    ./tools/scripts/compile-package-jar.sh $JAVA_HOME 2.1.0-SNAPSHOT /src/datasketches-memory
+    ./tools/scripts/compile-package-jar.sh $JAVA_HOME 2.2.0-SNAPSHOT /src/datasketches-memory
 
 To run the script for an RC version:
 
-    ./tools/scripts/compile-package-jar.sh $JAVA_HOME 2.0.0-RC1 /src/datasketches-memory
+    ./tools/scripts/compile-package-jar.sh $JAVA_HOME 2.1.0-RC1 /src/datasketches-memory
 
 Note that the script does **not** use the _Git Version Tag_ to adjust the working copy to a remote tag - it is expected that the user has a pristine copy of the desired branch/tag available **before** using the script.
 
diff --git a/datasketches-memory-java11/src/main/java/module-info.java b/datasketches-memory-java11/src/main/java/module-info.java
index bbd5127c..07163cf3 100644
--- a/datasketches-memory-java11/src/main/java/module-info.java
+++ b/datasketches-memory-java11/src/main/java/module-info.java
@@ -16,7 +16,6 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-@SuppressWarnings("javadoc")
 module org.apache.datasketches.memory {
   requires java.base;
   requires java.logging;
diff --git a/datasketches-memory-java11/src/main/java/org/apache/datasketches/memory/Map.java b/datasketches-memory-java11/src/main/java/org/apache/datasketches/memory/Map.java
index 9e1f76d6..6b990594 100644
--- a/datasketches-memory-java11/src/main/java/org/apache/datasketches/memory/Map.java
+++ b/datasketches-memory-java11/src/main/java/org/apache/datasketches/memory/Map.java
@@ -43,4 +43,4 @@ public interface Map extends AutoCloseable {
    */
   boolean isLoaded();
 
-}
\ No newline at end of file
+}
diff --git a/datasketches-memory-java11/src/main/java/org/apache/datasketches/memory/internal/MemoryCleaner.java b/datasketches-memory-java11/src/main/java/org/apache/datasketches/memory/internal/MemoryCleaner.java
index 20e31319..f78801fe 100644
--- a/datasketches-memory-java11/src/main/java/org/apache/datasketches/memory/internal/MemoryCleaner.java
+++ b/datasketches-memory-java11/src/main/java/org/apache/datasketches/memory/internal/MemoryCleaner.java
@@ -47,4 +47,4 @@ public MemoryCleaner(final Object referent, final Runnable deallocator) {
   public void clean() {
     cleaner.clean();
   }
-}
\ No newline at end of file
+}
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectMapMemoryTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectMapMemoryTest.java
index c891d976..a197e014 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectMapMemoryTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectMapMemoryTest.java
@@ -38,7 +38,6 @@
 import org.testng.annotations.BeforeClass;
 import org.testng.annotations.Test;
 
-@SuppressWarnings({"javadoc", "unused"})
 public class AllocateDirectMapMemoryTest {
   private static final String LS = System.getProperty("line.separator");
   MapHandle hand = null;
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectMemoryTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectMemoryTest.java
index fddab0b7..96c1c3d4 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectMemoryTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectMemoryTest.java
@@ -32,7 +32,6 @@
 import org.testng.annotations.AfterClass;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class AllocateDirectMemoryTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectWritableMapMemoryTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectWritableMapMemoryTest.java
index f7400c9e..ffcb2ca8 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectWritableMapMemoryTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/AllocateDirectWritableMapMemoryTest.java
@@ -50,7 +50,6 @@
 import org.testng.annotations.BeforeClass;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class AllocateDirectWritableMapMemoryTest {
   private static final String LS = System.getProperty("line.separator");
 
@@ -154,7 +153,6 @@ public void checkNonNativeFile() throws Exception {
     }
   }
 
-  @SuppressWarnings("resource")
   @Test(expectedExceptions = RuntimeException.class)
   public void testMapException() throws IOException {
     File dummy = createFile("dummy.txt", ""); //zero length
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BaseBufferTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BaseBufferTest.java
index b20831de..7dc22888 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BaseBufferTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BaseBufferTest.java
@@ -30,7 +30,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class BaseBufferTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BaseStateTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BaseStateTest.java
index d919ef97..64de3b55 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BaseStateTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BaseStateTest.java
@@ -37,7 +37,6 @@
 import org.apache.datasketches.memory.internal.Util;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class BaseStateTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/Buffer2Test.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/Buffer2Test.java
index 11ca0f25..008217be 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/Buffer2Test.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/Buffer2Test.java
@@ -35,7 +35,6 @@
 import org.apache.datasketches.memory.WritableMemory;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class Buffer2Test {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferBoundaryCheckTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferBoundaryCheckTest.java
index 03d428d5..cf7dddc2 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferBoundaryCheckTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferBoundaryCheckTest.java
@@ -22,7 +22,6 @@
 import org.apache.datasketches.memory.WritableMemory;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class BufferBoundaryCheckTest {
 
   private final WritableMemory writableMemory = WritableMemory.allocate(8);
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferInvariantsTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferInvariantsTest.java
index 7759e273..12cf1b98 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferInvariantsTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferInvariantsTest.java
@@ -33,7 +33,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class BufferInvariantsTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferReadWriteSafetyTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferReadWriteSafetyTest.java
index 91e04658..d040267b 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferReadWriteSafetyTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferReadWriteSafetyTest.java
@@ -27,7 +27,6 @@
 import org.apache.datasketches.memory.WritableMemory;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class BufferReadWriteSafetyTest {
 
   // Test various operations with read-only Buffer
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferTest.java
index 267f5ab2..e6d3dbfc 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/BufferTest.java
@@ -33,7 +33,6 @@
 import org.testng.annotations.Test;
 import org.testng.collections.Lists;
 
-@SuppressWarnings("javadoc")
 public class BufferTest {
 
   @Test
@@ -283,7 +282,6 @@ public void checkWRegions() {
   @Test(expectedExceptions = AssertionError.class)
   public void checkParentUseAfterFree() throws Exception {
     int bytes = 64 * 8;
-    @SuppressWarnings("resource") //intentionally not using try-with-resources here
     WritableHandle wh = WritableMemory.allocateDirect(bytes);
     WritableMemory wmem = wh.getWritable();
     WritableBuffer wbuf = wmem.asWritableBuffer();
@@ -293,7 +291,6 @@ public void checkParentUseAfterFree() throws Exception {
     wbuf.getLong();
   }
 
-  @SuppressWarnings("resource")
   @Test(expectedExceptions = AssertionError.class)
   public void checkRegionUseAfterFree() throws Exception {
     int bytes = 64;
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CommonBufferTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CommonBufferTest.java
index 9633b3d8..9bae02d3 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CommonBufferTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CommonBufferTest.java
@@ -26,7 +26,6 @@
 import org.apache.datasketches.memory.WritableMemory;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class CommonBufferTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CommonMemoryTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CommonMemoryTest.java
index 51f1407a..35b831d2 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CommonMemoryTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CommonMemoryTest.java
@@ -31,7 +31,6 @@
 import org.apache.datasketches.memory.WritableMemory;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class CommonMemoryTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CopyMemoryOverlapTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CopyMemoryOverlapTest.java
index 771cdd8d..fcbeba9b 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CopyMemoryOverlapTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CopyMemoryOverlapTest.java
@@ -29,7 +29,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class CopyMemoryOverlapTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CopyMemoryTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CopyMemoryTest.java
index f2cc2c82..73c5078c 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CopyMemoryTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/CopyMemoryTest.java
@@ -30,7 +30,6 @@
 import org.testng.Assert;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class CopyMemoryTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/DruidIssue11544Test.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/DruidIssue11544Test.java
index 042203e7..92e50573 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/DruidIssue11544Test.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/DruidIssue11544Test.java
@@ -48,7 +48,6 @@
  * @author Lee Rhodes
  *
  */
-@SuppressWarnings("javadoc")
 public class DruidIssue11544Test {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ExampleMemoryRequestServerTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ExampleMemoryRequestServerTest.java
index eb9a1341..5afa117c 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ExampleMemoryRequestServerTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ExampleMemoryRequestServerTest.java
@@ -33,14 +33,12 @@
  * Examples of how to use the MemoryRequestServer with a memory hungry client.
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class ExampleMemoryRequestServerTest {
 
   /**
    * This version is without a TWR block.all of the memory allocations are done through the MemoryRequestServer
    * and each is closed by the MemoryClient when it is done with each.
    */
-  @SuppressWarnings("resource")
   @Test
   public void checkExampleMemoryRequestServer1() throws Exception {
     int bytes = 8;
@@ -74,7 +72,6 @@ public void checkExampleMemoryRequestServer2() throws Exception {
     }
   }
 
-  @SuppressWarnings("resource")
   @Test(expectedExceptions = IllegalArgumentException.class)
   public void checkZeroCapacity() throws Exception {
     ExampleMemoryRequestServer svr = new ExampleMemoryRequestServer();
@@ -131,7 +128,6 @@ void process() {
   public static class ExampleMemoryRequestServer implements MemoryRequestServer {
     IdentityHashMap<WritableMemory, WritableHandle> map = new IdentityHashMap<>();
 
-    @SuppressWarnings("resource")
     @Override
     public WritableMemory request(WritableMemory currentWMem, long capacityBytes) {
      ByteOrder order = currentWMem.getTypeByteOrder();
@@ -141,7 +137,6 @@ public WritableMemory request(WritableMemory currentWMem, long capacityBytes) {
      return wmem;
     }
 
-    @SuppressWarnings("resource")
     @Override
     //here we actually release it, in reality it might be a lot more complex.
     public void requestClose(WritableMemory memToRelease, WritableMemory newMemory) {
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/IgnoredArrayOverflowTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/IgnoredArrayOverflowTest.java
index 2af75729..2c228e52 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/IgnoredArrayOverflowTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/IgnoredArrayOverflowTest.java
@@ -25,7 +25,6 @@
 import org.testng.annotations.BeforeClass;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class IgnoredArrayOverflowTest {
 
   private WritableHandle h;
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/LeafImplTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/LeafImplTest.java
index 9b4e0b4a..c092fe05 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/LeafImplTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/LeafImplTest.java
@@ -42,7 +42,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class LeafImplTest {
   private static final ByteOrder NBO = ByteOrder.nativeOrder();
   private static final ByteOrder NNBO = NON_NATIVE_BYTE_ORDER;
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryBoundaryCheckTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryBoundaryCheckTest.java
index c45387f8..f23f959a 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryBoundaryCheckTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryBoundaryCheckTest.java
@@ -23,7 +23,6 @@
 import org.apache.datasketches.memory.WritableMemory;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class MemoryBoundaryCheckTest {
 
   private final WritableBuffer writableBuffer = WritableMemory.allocate(8).asWritableBuffer();
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryCleanerTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryCleanerTest.java
index fafaf9bc..4deb493b 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryCleanerTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryCleanerTest.java
@@ -27,7 +27,6 @@
 import org.apache.datasketches.memory.internal.MemoryCleaner;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class MemoryCleanerTest {
 
     @Test
@@ -38,7 +37,6 @@ public void cleanerDeallocates() {
        assertTrue(SimpleDeallocator.getHasRun());
     }
 
-    @SuppressWarnings("unused")
     @Test
     public void noDeallocation() {
         SimpleDeallocator deallocator = new SimpleDeallocator();
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryCloseExceptionTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryCloseExceptionTest.java
index 3bf6c5e4..5dafda07 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryCloseExceptionTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryCloseExceptionTest.java
@@ -22,7 +22,6 @@
 import org.apache.datasketches.memory.MemoryCloseException;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class MemoryCloseExceptionTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryReadWriteSafetyTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryReadWriteSafetyTest.java
index f73a28ef..8281ef56 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryReadWriteSafetyTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryReadWriteSafetyTest.java
@@ -30,7 +30,6 @@
 import org.apache.datasketches.memory.WritableMemory;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class MemoryReadWriteSafetyTest {
 
   // Test various operations with read-only Memory
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryTest.java
index b63e5246..a80a7b81 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryTest.java
@@ -46,7 +46,6 @@
 import org.testng.annotations.Test;
 import org.testng.collections.Lists;
 
-@SuppressWarnings("javadoc")
 public class MemoryTest {
   private static final String LS = System.getProperty("line.separator");
 
@@ -324,7 +323,6 @@ public void checkWRegionsReverseBO() {
   @Test(expectedExceptions = AssertionError.class)
   public void checkParentUseAfterFree() throws Exception {
     int bytes = 64 * 8;
-    @SuppressWarnings("resource") //intentionally not using try-with-resouces here
     WritableHandle wh = WritableMemory.allocateDirect(bytes);
     WritableMemory wmem = wh.getWritable();
     wh.close();
@@ -336,7 +334,6 @@ public void checkParentUseAfterFree() throws Exception {
   @Test(expectedExceptions = AssertionError.class)
   public void checkRegionUseAfterFree() throws Exception {
     int bytes = 64;
-    @SuppressWarnings("resource") //intentionally not using try-with-resouces here
     WritableHandle wh = WritableMemory.allocateDirect(bytes);
     Memory wmem = wh.get();
     Memory region = wmem.region(0L, bytes);
@@ -346,7 +343,6 @@ public void checkRegionUseAfterFree() throws Exception {
     region.getByte(0);
   }
 
-  @SuppressWarnings({ "resource"})
   @Test
   public void checkMonitorDirectStats() throws Exception {
     int bytes = 1024;
@@ -369,7 +365,6 @@ public void checkMonitorDirectStats() throws Exception {
     assertEquals(BaseState.getCurrentDirectMemoryAllocated(), 0L + curAllocated);
   }
 
-  @SuppressWarnings({ "resource"})
   @Test
   public void checkMonitorDirectMapStats() throws Exception {
     File file = getResourceFile("GettysburgAddress.txt");
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryWriteToTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryWriteToTest.java
index f65374cd..85c6eaa8 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryWriteToTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MemoryWriteToTest.java
@@ -33,7 +33,6 @@
 import org.testng.Assert;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class MemoryWriteToTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MurmurHash3v2Test.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MurmurHash3v2Test.java
index f511d41b..cfbd7b2f 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MurmurHash3v2Test.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/MurmurHash3v2Test.java
@@ -36,7 +36,6 @@
  *
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class MurmurHash3v2Test {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NativeWritableBufferImplTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NativeWritableBufferImplTest.java
index be503a72..1df97fbf 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NativeWritableBufferImplTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NativeWritableBufferImplTest.java
@@ -38,12 +38,10 @@
 import org.testng.Assert;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class NativeWritableBufferImplTest {
 
   //Simple Native direct
 
-  @SuppressWarnings("resource")
   @Test
   public void checkNativeCapacityAndClose() throws Exception {
     int memCapacity = 64;
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NativeWritableMemoryImplTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NativeWritableMemoryImplTest.java
index d4628eb5..4fdaa93a 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NativeWritableMemoryImplTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NativeWritableMemoryImplTest.java
@@ -37,12 +37,10 @@
 import org.apache.datasketches.memory.WritableMemory;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class NativeWritableMemoryImplTest {
 
   //Simple Native direct
 
-  @SuppressWarnings("resource")
   @Test
   public void checkNativeCapacityAndClose() throws Exception {
     int memCapacity = 64;
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NioBitsTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NioBitsTest.java
index 9e455359..4ae5930b 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NioBitsTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NioBitsTest.java
@@ -26,7 +26,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class NioBitsTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NonNativeWritableBufferImplTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NonNativeWritableBufferImplTest.java
index 7753e6e0..819d78ce 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NonNativeWritableBufferImplTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NonNativeWritableBufferImplTest.java
@@ -31,7 +31,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class NonNativeWritableBufferImplTest {
 
 //Check primitives
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NonNativeWritableMemoryImplTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NonNativeWritableMemoryImplTest.java
index c6351dc5..3b6d8938 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NonNativeWritableMemoryImplTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/NonNativeWritableMemoryImplTest.java
@@ -30,7 +30,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class NonNativeWritableMemoryImplTest {
   private byte[] bArr = new byte[8];
   private final WritableMemory wmem = WritableMemory.writableWrap(bArr, ByteOrder.BIG_ENDIAN);
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ReflectUtil.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ReflectUtil.java
index 3d27ddac..f57a49cf 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ReflectUtil.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ReflectUtil.java
@@ -28,7 +28,6 @@
 
 import org.apache.datasketches.memory.MemoryRequestServer;
 
-@SuppressWarnings("javadoc")
 public final class ReflectUtil {
 
   private ReflectUtil() {}
@@ -203,7 +202,7 @@ public static Object getFieldValue(final Class<?> ownerClass, final Field field)
   /**
    * Gets a declared method of the given the loaded owning class, method name and parameter types.
    * The accessible flag will be set true.
-   * @param ownerClass the given
+   * @param ownerClass the given owner class
    * @param methodName the given method name
    * @param parameterTypes the list of parameter types
    * @return the desired method.
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/SpecificLeafTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/SpecificLeafTest.java
index 1018647f..6499620c 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/SpecificLeafTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/SpecificLeafTest.java
@@ -38,7 +38,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class SpecificLeafTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/UnsafeUtilTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/UnsafeUtilTest.java
index 53c6f77d..8cace378 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/UnsafeUtilTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/UnsafeUtilTest.java
@@ -34,7 +34,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class UnsafeUtilTest {
   long testField = 1; //Do not remove & cannot be static. Used in reflection check.
 
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/Utf8Test.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/Utf8Test.java
index 19c6b4e4..9f57550d 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/Utf8Test.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/Utf8Test.java
@@ -44,7 +44,6 @@
  * https://developers.google.com/protocol-buffers/
  * See LICENSE.
  */
-@SuppressWarnings("javadoc")
 public class Utf8Test {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/UtilTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/UtilTest.java
index 9b7f5d94..85a27bf0 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/UtilTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/UtilTest.java
@@ -47,7 +47,6 @@
 import org.apache.datasketches.memory.WritableMemory;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class UtilTest {
   private static final String LS = System.getProperty("line.separator");
 
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/VirtualMachineMemoryTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/VirtualMachineMemoryTest.java
index ab23861f..c45efd72 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/VirtualMachineMemoryTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/VirtualMachineMemoryTest.java
@@ -22,7 +22,7 @@
 import org.apache.datasketches.memory.internal.VirtualMachineMemory;
 import org.testng.annotations.Test;
 
-@SuppressWarnings({"javadoc","unused"})
+@SuppressWarnings({"unused"})
 public class VirtualMachineMemoryTest {
 
     @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/WritableDirectCopyTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/WritableDirectCopyTest.java
index e93352bc..b24bb9b0 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/WritableDirectCopyTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/WritableDirectCopyTest.java
@@ -30,7 +30,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class WritableDirectCopyTest {
 
 //Copy Within tests
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/WritableMemoryTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/WritableMemoryTest.java
index 2b56e4dd..93d78e93 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/WritableMemoryTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/WritableMemoryTest.java
@@ -33,7 +33,6 @@
 import org.apache.datasketches.memory.internal.Util;
 import org.testng.annotations.Test;
 
-@SuppressWarnings("javadoc")
 public class WritableMemoryTest {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/XxHash64LoopingTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/XxHash64LoopingTest.java
index 76a2e590..eaff0eb7 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/XxHash64LoopingTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/XxHash64LoopingTest.java
@@ -27,7 +27,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class XxHash64LoopingTest {
 
   /*
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/XxHash64Test.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/XxHash64Test.java
index f20aa094..6baa3b26 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/XxHash64Test.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/XxHash64Test.java
@@ -35,7 +35,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class XxHash64Test {
 
   @Test
diff --git a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ZeroCapacityTest.java b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ZeroCapacityTest.java
index 28914b34..86c5b841 100644
--- a/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ZeroCapacityTest.java
+++ b/datasketches-memory-java8-tests/src/test/java/org/apache/datasketches/memory/test/ZeroCapacityTest.java
@@ -32,19 +32,17 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public class ZeroCapacityTest {
 
-  @SuppressWarnings({ "unused", "resource" })
   @Test
   public void checkZeroCapacity() throws Exception {
     WritableMemory wmem = WritableMemory.allocate(0);
     assertEquals(wmem.getCapacity(), 0);
 
-    Memory mem1 = Memory.wrap(new byte[0]);
-    Memory mem2 = Memory.wrap(ByteBuffer.allocate(0));
+    Memory.wrap(new byte[0]);
+    Memory.wrap(ByteBuffer.allocate(0));
     Memory mem3 = Memory.wrap(ByteBuffer.allocateDirect(0));
-    Memory reg = mem3.region(0, 0);
+    mem3.region(0, 0);
     WritableHandle wh = null;
     try {
       wh = WritableMemory.allocateDirect(0);
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/BaseState.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/BaseState.java
index 2f0cd96a..2ec75cb4 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/BaseState.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/BaseState.java
@@ -17,7 +17,6 @@
  * under the License.
  */
 
-
 package org.apache.datasketches.memory;
 
 import java.nio.ByteBuffer;
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/Memory.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/Memory.java
index 71ac7a53..83fe2d01 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/Memory.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/Memory.java
@@ -17,7 +17,6 @@
  * under the License.
  */
 
-
 package org.apache.datasketches.memory;
 
 import static org.apache.datasketches.memory.internal.Util.negativeCheck;
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/MurmurHash3v2.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/MurmurHash3v2.java
index b958213b..9c5a35b0 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/MurmurHash3v2.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/MurmurHash3v2.java
@@ -315,7 +315,6 @@ private static long mixK2(long k2) {
     return k2;
   }
 
-
   /**
    * Final self mix of h*.
    *
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/WritableBuffer.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/WritableBuffer.java
index 16d53cf0..b6aebe03 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/WritableBuffer.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/WritableBuffer.java
@@ -17,7 +17,6 @@
  * under the License.
  */
 
-
 package org.apache.datasketches.memory;
 
 import java.nio.ByteBuffer;
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/WritableMemory.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/WritableMemory.java
index 68668625..cdc1635a 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/WritableMemory.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/WritableMemory.java
@@ -220,7 +220,6 @@ default WritableBuffer asWritableBuffer() {
    */
   WritableBuffer asWritableBuffer(ByteOrder byteOrder);
 
-
   //ALLOCATE HEAP VIA AUTOMATIC BYTE ARRAY
   /**
    * Creates on-heap WritableMemory with the given capacity and the native byte order.
@@ -255,7 +254,6 @@ static WritableMemory allocate(int capacityBytes, ByteOrder byteOrder, MemoryReq
     return writableWrap(arr, 0, capacityBytes, byteOrder, memReqSvr);
   }
 
-
   //ACCESS PRIMITIVE HEAP ARRAYS for WRITE
 
   /**
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/AllocateDirectMap.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/AllocateDirectMap.java
index d8356c96..6126facd 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/AllocateDirectMap.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/AllocateDirectMap.java
@@ -103,7 +103,6 @@ class AllocateDirectMap implements Map {
   final boolean resourceReadOnly;
 
   //called from AllocateDirectWritableMap constructor
-  @SuppressWarnings("resource")
   AllocateDirectMap(final File file, final long fileOffsetBytes, final long capacityBytes,
       final boolean localReadOnly) {
     this.capacityBytes = capacityBytes;
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/BaseStateImpl.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/BaseStateImpl.java
index 0ff29124..42062c14 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/BaseStateImpl.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/BaseStateImpl.java
@@ -338,7 +338,6 @@ final boolean isBBType() {
     return (getTypeId() >>> 3 & 3) == 3;
   }
 
-
   //TO STRING
   /**
    * Decodes the resource type. This is primarily for debugging.
@@ -491,6 +490,6 @@ public static final long getCurrentDirectMemoryMapAllocated() {
   }
 
   //REACHABILITY FENCE
-  static void reachabilityFence(@SuppressWarnings("unused") final Object obj) { }
+  static void reachabilityFence(final Object obj) { }
 
 }
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/BaseWritableMemoryImpl.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/BaseWritableMemoryImpl.java
index ad397b03..1e75d7d9 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/BaseWritableMemoryImpl.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/BaseWritableMemoryImpl.java
@@ -127,7 +127,6 @@ public static BaseWritableMemoryImpl wrapByteBuffer(
    * @param byteOrder the requested byte-order
    * @return this class constructed via the leaf node.
    */
-  @SuppressWarnings("resource")
   public static WritableMapHandle wrapMap(final File file, final long fileOffsetBytes,
       final long capacityBytes, final boolean localReadOnly, final ByteOrder byteOrder) {
     final AllocateDirectWritableMap dirWMap =
@@ -148,7 +147,6 @@ public static WritableMapHandle wrapMap(final File file, final long fileOffsetBy
    * @param memReqSvr the requested MemoryRequestServer, which may be null
    * @return this class constructed via the leaf node.
    */
-  @SuppressWarnings("resource")
   public static WritableHandle wrapDirect(final long capacityBytes,
       final ByteOrder byteOrder, final MemoryRequestServer memReqSvr) {
     final AllocateDirect direct = new AllocateDirect(capacityBytes);
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/HeapWritableMemoryImpl.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/HeapWritableMemoryImpl.java
index 9f6a9ca9..d2f05d99 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/HeapWritableMemoryImpl.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/HeapWritableMemoryImpl.java
@@ -36,7 +36,6 @@ final class HeapWritableMemoryImpl extends NativeWritableMemoryImpl {
   private final MemoryRequestServer memReqSvr;
   private final byte typeId;
 
-
   HeapWritableMemoryImpl(
       final Object unsafeObj,
       final long regionOffset,
@@ -47,7 +46,6 @@ final class HeapWritableMemoryImpl extends NativeWritableMemoryImpl {
     this.unsafeObj = unsafeObj;
     this.memReqSvr = memReqSvr;
     this.typeId = (byte) (id | (typeId & 0x7));
-
   }
 
   @Override
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/Prim.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/Prim.java
index 96d82031..411be5b1 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/Prim.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/Prim.java
@@ -52,7 +52,6 @@
  *
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public enum Prim {
   BOOLEAN(ARRAY_BOOLEAN_BASE_OFFSET, ARRAY_BOOLEAN_INDEX_SCALE, BOOLEAN_SHIFT),
   BYTE(ARRAY_BYTE_BASE_OFFSET, ARRAY_BYTE_INDEX_SCALE, BYTE_SHIFT),
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/UnsafeUtil.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/UnsafeUtil.java
index bee1c052..0a99211e 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/UnsafeUtil.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/UnsafeUtil.java
@@ -29,7 +29,7 @@
  *
  * @author Lee Rhodes
  */
-@SuppressWarnings({"restriction", "javadoc"})
+@SuppressWarnings({"restriction"})
 public final class UnsafeUtil {
   public static final Unsafe unsafe;
   public static final String JDK; //must be at least "1.8"
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/Util.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/Util.java
index 18899a0c..7660dcac 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/Util.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/Util.java
@@ -35,7 +35,6 @@
 /**
  * @author Lee Rhodes
  */
-@SuppressWarnings("javadoc")
 public final class Util {
   public static final String LS = System.getProperty("line.separator");
 
@@ -47,7 +46,6 @@ public static ByteOrder otherByteOrder(final ByteOrder order) {
     return (order == ByteOrder.nativeOrder()) ? NON_NATIVE_BYTE_ORDER : ByteOrder.nativeOrder();
   }
 
-
   /**
    * Don't use sun.misc.Unsafe#copyMemory to copy blocks of memory larger than this
    * threshold, because internally it doesn't have safepoint polls, that may cause long
@@ -76,7 +74,6 @@ public static boolean isNativeByteOrder(final ByteOrder byteOrder) {
     return ByteOrder.nativeOrder() == byteOrder;
   }
 
-
   /**
    * Searches a range of the specified array of longs for the specified value using the binary
    * search algorithm. The range must be sorted method) prior to making this call.
diff --git a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/XxHash64.java b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/XxHash64.java
index af91e520..f5eb8cf4 100644
--- a/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/XxHash64.java
+++ b/datasketches-memory-java8/src/main/java/org/apache/datasketches/memory/internal/XxHash64.java
@@ -199,8 +199,6 @@ private static long finalize(long hash) {
     return hash;
   }
 
-
-
   /**
    * Hash the given arr starting at the given offset and continuing for the given length using the
    * given seed.
diff --git a/datasketches-memory/pom.xml b/datasketches-memory/pom.xml
index c1088b28..61f6b44f 100644
--- a/datasketches-memory/pom.xml
+++ b/datasketches-memory/pom.xml
@@ -100,8 +100,7 @@ under the License.
     <!-- END:UNIQUE FOR THIS JAVA COMPONENT -->
 
     <!-- Test -->
-    <!-- Version 7.4.0 fails to locate jquery.min.js for reporting on debian systems -->
-    <testng.version>7.1.0</testng.version>
+    <testng.version>7.5</testng.version>
 
     <!-- System-wide properties -->
     <maven.version>3.5.0</maven.version>
@@ -116,7 +115,7 @@ under the License.
 
     <!--  Maven Plugins -->
     <maven-assembly-plugin.version>3.3.0</maven-assembly-plugin.version> <!-- overrides parent -->
-    <maven-enforcer-plugin.version>3.0.0-M3</maven-enforcer-plugin.version> <!-- overrides parent -->
+    <maven-enforcer-plugin.version>3.0.0</maven-enforcer-plugin.version> <!-- overrides parent -->
     <maven-gpg-plugin.version>3.0.1</maven-gpg-plugin.version> <!-- overrides parent -->
     <maven-jar-plugin.version>3.2.0</maven-jar-plugin.version> <!-- overrides parent -->
     <maven-remote-resources-plugin.version>1.7.0</maven-remote-resources-plugin.version> <!-- overrides parent -->
diff --git a/pom.xml b/pom.xml
index 7631951e..2d7abf75 100644
--- a/pom.xml
+++ b/pom.xml
@@ -99,8 +99,7 @@ under the License.
     <!-- END:UNIQUE FOR THIS JAVA COMPONENT -->
 
     <!-- Test -->
-    <!-- Version 7.4.0 fails to locate jquery.min.js for reporting on debian systems -->
-    <testng.version>7.1.0</testng.version>
+    <testng.version>7.5</testng.version>
 
     <!-- System-wide properties -->
     <maven.version>3.5.0</maven.version>
@@ -123,10 +122,10 @@ under the License.
     <maven-assembly-plugin.version>3.3.0</maven-assembly-plugin.version> <!-- overrides parent -->
     <maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version> <!-- overrides parent -->
     <maven-deploy-plugin.version>3.0.0-M1</maven-deploy-plugin.version> <!-- overrides parent -->
-    <maven-enforcer-plugin.version>3.0.0-M3</maven-enforcer-plugin.version> <!-- overrides parent -->
+    <maven-enforcer-plugin.version>3.0.0</maven-enforcer-plugin.version> <!-- overrides parent -->
     <maven-jar-plugin.version>3.2.0</maven-jar-plugin.version> <!-- overrides parent -->
-    <maven-javadoc-plugin.version>3.3.0</maven-javadoc-plugin.version> <!-- overrides parent -->
-    <maven-release-plugin.version>3.0.0-M1</maven-release-plugin.version> <!-- overrides parent -->
+    <maven-javadoc-plugin.version>3.3.1</maven-javadoc-plugin.version> <!-- overrides parent -->
+    <maven-release-plugin.version>3.0.0-M4</maven-release-plugin.version> <!-- overrides parent -->
     <maven-remote-resources-plugin.version>1.7.0</maven-remote-resources-plugin.version> <!-- overrides parent -->
     <maven-source-plugin.version>3.2.1</maven-source-plugin.version> <!-- overrides parent -->
     <maven-surefire-plugin.version>3.0.0-M5</maven-surefire-plugin.version> <!-- overrides parent -->
diff --git a/tools/MemoryCheckstyle.xml b/tools/MemoryCheckstyle.xml
index 93c3bf3e..fd631a75 100644
--- a/tools/MemoryCheckstyle.xml
+++ b/tools/MemoryCheckstyle.xml
@@ -173,7 +173,7 @@ under the License.
     
     <module name="CustomImportOrder">
       <property name="specialImportsRegExp" value="org"/>
-      <property name="sortImportsInGroupAlphabetically" value="true"/>
+      <property name="sortImportsInGroupAlphabetically" value="false"/>
       <property name="separateLineBetweenGroups" value="true"/>
       <!-- Google: "STATIC###SPECIAL_IMPORTS###THIRD_PARTY_PACKAGE###STANDARD_JAVA_PACKAGE" -->
       <property name="customImportOrderRules" value="STATIC###STANDARD_JAVA_PACKAGE###SPECIAL_IMPORTS###THIRD_PARTY_PACKAGE"/>
@@ -200,14 +200,14 @@ under the License.
     </module>
     
     <module name="JavadocMethod">
-      <property name="scope" value="public"/>
+      <property name="accessModifiers" value="public"/>
       <property name="allowMissingParamTags" value="false"/> <!-- default -->
       <property name="allowMissingReturnTag" value="false"/> <!-- default -->
       <property name="allowedAnnotations" value="Override, Test"/>
     </module>
     
     <module name="JavadocParagraph"/>
-    
+
     <module name="JavadocTagContinuationIndentation">
       <property name="severity" value="ignore"/>
       <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/>
@@ -240,7 +240,7 @@ under the License.
     </module>
     
     <module name="CommentsIndentation">
-      <property name="severity" value="warning"/>
+      <property name="severity" value="ignore"/>
       <!-- <metadata name="net.sf.eclipsecs.core.lastEnabledSeverity" value="inherit"/> -->
     </module>
     
@@ -352,6 +352,7 @@ under the License.
     <!-- Whitespace -->
     <module name="EmptyLineSeparator">
       <property name="allowNoEmptyLineBetweenFields" value="true"/>
+      <property name="allowMultipleEmptyLines" value="false"/>
     </module>
     
     <module name="GenericWhitespace">
@@ -395,4 +396,4 @@ under the License.
 
   </module> <!-- End of TreeWalker -->
 
-</module>
+</module>
\ No newline at end of file
diff --git a/tools/scripts/compile-package-jar.sh b/tools/scripts/compile-package-jar.sh
index c9d01628..d51bfbb6 100755
--- a/tools/scripts/compile-package-jar.sh
+++ b/tools/scripts/compile-package-jar.sh
@@ -32,7 +32,7 @@
 #       Example tag for Release Candidate: 1.0.0-RC1
 #       Example tag for Release          : 1.0.0
 #  \$3 = absolute path of project.basedir
-#  For example:  $ <this script>.sh $JAVA_HOME 2.0.0-RC1 .
+#  For example:  $ <this script>.sh $JAVA_HOME 2.1.0 .
 
 if [ -z "$1" ]; then echo "Missing JDK home";            exit 1; fi
 if [ -z "$2" ]; then echo "Missing Git Tag";             exit 1; fi