diff --git a/java/format/pom.xml b/java/format/pom.xml
index b05e47b95701..415af20b5385 100644
--- a/java/format/pom.xml
+++ b/java/format/pom.xml
@@ -15,7 +15,7 @@
 <parent>
   <artifactId>arrow-java-root</artifactId>
   <groupId>org.apache.arrow</groupId>
-  <version>0.8.0</version>
+  <version>siren-0.8.1-SNAPSHOT</version>
 </parent>
 
 <artifactId>arrow-format</artifactId>
diff --git a/java/memory/pom.xml b/java/memory/pom.xml
index 7ab4fbb29c78..f5882499359b 100644
--- a/java/memory/pom.xml
+++ b/java/memory/pom.xml
@@ -14,14 +14,13 @@
   <parent>
     <groupId>org.apache.arrow</groupId>
     <artifactId>arrow-java-root</artifactId>
-    <version>0.8.0</version>
+    <version>siren-0.8.1-SNAPSHOT</version>
   </parent>
   <artifactId>arrow-memory</artifactId>
-  <version>siren-0.8.0</version>
   <name>Arrow Memory</name>
 
   <properties>
-    <netty.version>siren-4.1.17.Final</netty.version>
+    <netty.version>siren-4.1.27-3</netty.version>
   </properties>
 
   <dependencies>
diff --git a/java/pom.xml b/java/pom.xml
index ba0a0f2057b4..fe80a2980e17 100644
--- a/java/pom.xml
+++ b/java/pom.xml
@@ -20,19 +20,19 @@
 
   <groupId>org.apache.arrow</groupId>
   <artifactId>arrow-java-root</artifactId>
-  <version>0.8.0</version>
+  <version>siren-0.8.1-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>Apache Arrow Java Root POM</name>
   <description>Apache Arrow is open source, in-memory columnar data structures and low-overhead messaging</description>
-  <url>http://arrow.apache.org/</url>
+  <url>https://arrow.apache.org/</url>
 
   <properties>
     <target.gen.source.path>${project.basedir}/target/generated-sources</target.gen.source.path>
     <dep.junit.version>4.11</dep.junit.version>
     <dep.slf4j.version>1.7.25</dep.slf4j.version>
     <dep.guava.version>18.0</dep.guava.version>
-    <dep.netty.version>siren-4.1.17.Final</dep.netty.version>
+    <dep.netty.version>siren-4.1.27-3</dep.netty.version>
     <dep.jackson.version>2.7.9</dep.jackson.version>
     <dep.hadoop.version>2.7.1</dep.hadoop.version>
     <fbs.version>1.2.0-3f79e055</fbs.version>
@@ -53,20 +53,20 @@
       <subscribe>dev-subscribe@arrow.apache.org</subscribe>
       <unsubscribe>dev-unsubscribe@arrow.apache.org</unsubscribe>
       <post>dev@arrow.apache.org</post>
-      <archive>http://mail-archives.apache.org/mod_mbox/arrow-dev/</archive>
+      <archive>https://mail-archives.apache.org/mod_mbox/arrow-dev/</archive>
     </mailingList>
     <mailingList>
       <name>Commits List</name>
       <subscribe>commits-subscribe@arrow.apache.org</subscribe>
       <unsubscribe>commits-unsubscribe@arrow.apache.org</unsubscribe>
       <post>commits@arrow.apache.org</post>
-      <archive>http://mail-archives.apache.org/mod_mbox/arrow-commits/</archive>
+      <archive>https://mail-archives.apache.org/mod_mbox/arrow-commits/</archive>
     </mailingList>
     <mailingList>
       <name>Issues List</name>
       <subscribe>issues-subscribe@arrow.apache.org</subscribe>
       <unsubscribe>issues-unsubscribe@arrow.apache.org</unsubscribe>
-      <archive>http://mail-archives.apache.org/mod_mbox/arrow-issues/</archive>
+      <archive>https://mail-archives.apache.org/mod_mbox/arrow-issues/</archive>
     </mailingList>
   </mailingLists>
 
@@ -155,7 +155,7 @@
             <manifestEntries>
               <Extension-Name>org.apache.arrow</Extension-Name>
               <Built-By>${username}</Built-By>
-              <url>http://arrow.apache.org/</url>
+              <url>https://arrow.apache.org/</url>
             </manifestEntries>
           </archive>
         </configuration>
diff --git a/java/tools/pom.xml b/java/tools/pom.xml
index 9e9d80843d82..da3529dd06df 100644
--- a/java/tools/pom.xml
+++ b/java/tools/pom.xml
@@ -14,7 +14,7 @@
     <parent>
         <groupId>org.apache.arrow</groupId>
         <artifactId>arrow-java-root</artifactId>
-        <version>0.8.0</version>
+        <version>siren-0.8.1-SNAPSHOT</version>
     </parent>
     <artifactId>arrow-tools</artifactId>
     <name>Arrow Tools</name>
diff --git a/java/vector/pom.xml b/java/vector/pom.xml
index 05c4efbb9b10..31deeb828c44 100644
--- a/java/vector/pom.xml
+++ b/java/vector/pom.xml
@@ -14,7 +14,7 @@
   <parent>
     <groupId>org.apache.arrow</groupId>
     <artifactId>arrow-java-root</artifactId>
-    <version>0.8.0</version>
+    <version>siren-0.8.1-SNAPSHOT</version>
   </parent>
   <artifactId>arrow-vector</artifactId>
   <name>Arrow Vectors</name>
@@ -65,6 +65,7 @@
     <dependency>
       <groupId>io.netty</groupId>
       <artifactId>netty-buffer</artifactId>
+      <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>io.netty</groupId>
diff --git a/java/vector/src/main/codegen/includes/vv_imports.ftl b/java/vector/src/main/codegen/includes/vv_imports.ftl
index a55304d73353..7da4fe7a0d0d 100644
--- a/java/vector/src/main/codegen/includes/vv_imports.ftl
+++ b/java/vector/src/main/codegen/includes/vv_imports.ftl
@@ -20,7 +20,7 @@ import com.google.common.collect.ObjectArrays;
 import com.google.flatbuffers.FlatBufferBuilder;
 
 import com.google.common.base.Preconditions;
-import io.netty.buffer.*;
+import siren.io.netty.buffer.*;
 
 import org.apache.arrow.memory.*;
 import org.apache.arrow.vector.types.Types;
diff --git a/java/vector/src/main/codegen/templates/UnionVector.java b/java/vector/src/main/codegen/templates/UnionVector.java
index 9377bd0da211..e71120634261 100644
--- a/java/vector/src/main/codegen/templates/UnionVector.java
+++ b/java/vector/src/main/codegen/templates/UnionVector.java
@@ -25,7 +25,7 @@
 
 <#include "/@includes/vv_imports.ftl" />
 import com.google.common.collect.ImmutableList;
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Iterator;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/BaseDataValueVector.java b/java/vector/src/main/java/org/apache/arrow/vector/BaseDataValueVector.java
index 80675135e3c1..03ce8ebacda1 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/BaseDataValueVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/BaseDataValueVector.java
@@ -24,7 +24,7 @@
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.ipc.message.ArrowFieldNode;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.vector.util.CallBack;
 import org.apache.arrow.vector.util.TransferPair;
 
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/BaseFixedWidthVector.java b/java/vector/src/main/java/org/apache/arrow/vector/BaseFixedWidthVector.java
index 77026d4e5a11..4b2c448837a2 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/BaseFixedWidthVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/BaseFixedWidthVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 import java.nio.ByteBuffer;
 import java.util.ArrayList;
@@ -394,7 +394,7 @@ public Field getField() {
    *
    * @param clear Whether to clear vector before returning; the buffers will still be refcounted
    *              but the returned array will be the only reference to them
-   * @return The underlying {@link io.netty.buffer.ArrowBuf buffers} that is used by this
+   * @return The underlying {@link siren.io.netty.buffer.ArrowBuf buffers} that is used by this
    *         vector instance.
    */
   @Override
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/BaseValueVector.java b/java/vector/src/main/java/org/apache/arrow/vector/BaseValueVector.java
index 6418ea4f8a06..802929f988bc 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/BaseValueVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/BaseValueVector.java
@@ -32,7 +32,7 @@
 import com.google.common.base.Preconditions;
 import com.google.common.collect.Iterators;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 public abstract class BaseValueVector implements ValueVector {
   private static final Logger logger = LoggerFactory.getLogger(BaseValueVector.class);
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/BaseVariableWidthVector.java b/java/vector/src/main/java/org/apache/arrow/vector/BaseVariableWidthVector.java
index fbadb35d7556..0b752c875946 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/BaseVariableWidthVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/BaseVariableWidthVector.java
@@ -19,7 +19,7 @@
 package org.apache.arrow.vector;
 
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 import org.apache.arrow.memory.OutOfMemoryException;
 import org.apache.arrow.memory.BaseAllocator;
@@ -585,7 +585,7 @@ public Field getField() {
    *
    * @param clear Whether to clear vector before returning; the buffers will still be refcounted
    *              but the returned array will be the only reference to them
-   * @return The underlying {@link io.netty.buffer.ArrowBuf buffers} that is used by this
+   * @return The underlying {@link siren.io.netty.buffer.ArrowBuf buffers} that is used by this
    *         vector instance.
    */
   @Override
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/BigIntVector.java b/java/vector/src/main/java/org/apache/arrow/vector/BigIntVector.java
index ccf0c3067e04..4597cf4bbbc3 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/BigIntVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/BigIntVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.BigIntReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/BitVector.java b/java/vector/src/main/java/org/apache/arrow/vector/BitVector.java
index 3887da4a618f..5afde9cd4d56 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/BitVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/BitVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.BitReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/BitVectorHelper.java b/java/vector/src/main/java/org/apache/arrow/vector/BitVectorHelper.java
index 8322a1ac8fc4..13909fddd735 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/BitVectorHelper.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/BitVectorHelper.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.ipc.message.ArrowFieldNode;
 
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/BufferBacked.java b/java/vector/src/main/java/org/apache/arrow/vector/BufferBacked.java
index 332ca228a43f..a875bfa56278 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/BufferBacked.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/BufferBacked.java
@@ -20,7 +20,7 @@
 
 import org.apache.arrow.vector.ipc.message.ArrowFieldNode;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 /**
  * Content is backed by a buffer and can be loaded/unloaded
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/DateDayVector.java b/java/vector/src/main/java/org/apache/arrow/vector/DateDayVector.java
index ed8956c1eaa3..098740be3b63 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/DateDayVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/DateDayVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.DateDayReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/DateMilliVector.java b/java/vector/src/main/java/org/apache/arrow/vector/DateMilliVector.java
index f21b58f85fb4..8509ce8f1d1e 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/DateMilliVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/DateMilliVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.DateMilliReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/DecimalVector.java b/java/vector/src/main/java/org/apache/arrow/vector/DecimalVector.java
index 71a74cb9f333..b7beff4fe298 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/DecimalVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/DecimalVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.DecimalReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/FieldVector.java b/java/vector/src/main/java/org/apache/arrow/vector/FieldVector.java
index 509eeda75000..974470144875 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/FieldVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/FieldVector.java
@@ -23,7 +23,7 @@
 import org.apache.arrow.vector.ipc.message.ArrowFieldNode;
 import org.apache.arrow.vector.types.pojo.Field;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 /**
  * A vector corresponding to a Field in the schema
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/Float4Vector.java b/java/vector/src/main/java/org/apache/arrow/vector/Float4Vector.java
index dc78bfde2a22..d60c5fa4eab2 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/Float4Vector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/Float4Vector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.Float4ReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/Float8Vector.java b/java/vector/src/main/java/org/apache/arrow/vector/Float8Vector.java
index 1b410b868795..77c2d0b35343 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/Float8Vector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/Float8Vector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.Float8ReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/IntVector.java b/java/vector/src/main/java/org/apache/arrow/vector/IntVector.java
index 2364310e6d5f..1c5d53066e5e 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/IntVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/IntVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.IntReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/IntervalDayVector.java b/java/vector/src/main/java/org/apache/arrow/vector/IntervalDayVector.java
index 481a66f4e7b2..8200230b7a0c 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/IntervalDayVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/IntervalDayVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.IntervalDayReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/SmallIntVector.java b/java/vector/src/main/java/org/apache/arrow/vector/SmallIntVector.java
index 859e62dbb8bb..f8912589e904 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/SmallIntVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/SmallIntVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.SmallIntReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/TimeMicroVector.java b/java/vector/src/main/java/org/apache/arrow/vector/TimeMicroVector.java
index 604cedffd425..43f094a44723 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/TimeMicroVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/TimeMicroVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.TimeMicroReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/TimeMilliVector.java b/java/vector/src/main/java/org/apache/arrow/vector/TimeMilliVector.java
index c3d100c5b619..bb414e88e64a 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/TimeMilliVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/TimeMilliVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.TimeMilliReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/TimeNanoVector.java b/java/vector/src/main/java/org/apache/arrow/vector/TimeNanoVector.java
index 97401ec8aaa0..48d367a797ad 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/TimeNanoVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/TimeNanoVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.TimeNanoReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/TimeSecVector.java b/java/vector/src/main/java/org/apache/arrow/vector/TimeSecVector.java
index a7823a916f3d..2c786110dc43 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/TimeSecVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/TimeSecVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.TimeSecReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/TimeStampVector.java b/java/vector/src/main/java/org/apache/arrow/vector/TimeStampVector.java
index 4c70b819cbf3..25f0159b37d3 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/TimeStampVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/TimeStampVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.types.pojo.FieldType;
 import org.apache.arrow.vector.util.TransferPair;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/TinyIntVector.java b/java/vector/src/main/java/org/apache/arrow/vector/TinyIntVector.java
index 306437f0fe9d..3811c4970e90 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/TinyIntVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/TinyIntVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.TinyIntReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/ValueVector.java b/java/vector/src/main/java/org/apache/arrow/vector/ValueVector.java
index e77c1b12703e..0a1160e22c8e 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/ValueVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/ValueVector.java
@@ -28,7 +28,7 @@
 import org.apache.arrow.vector.util.CallBack;
 import org.apache.arrow.vector.util.TransferPair;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 /**
  * An abstraction that is used to store a sequence of values in an individual column.
@@ -166,7 +166,7 @@ public interface ValueVector extends Closeable, Iterable<ValueVector> {
    *
    * @param clear Whether to clear vector before returning; the buffers will still be refcounted;
    *              but the returned array will be the only reference to them
-   * @return The underlying {@link io.netty.buffer.ArrowBuf buffers} that is used by this vector instance.
+   * @return The underlying {@link siren.io.netty.buffer.ArrowBuf buffers} that is used by this vector instance.
    */
   ArrowBuf[] getBuffers(boolean clear);
 
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/VarBinaryVector.java b/java/vector/src/main/java/org/apache/arrow/vector/VarBinaryVector.java
index 893ad7cb594a..dd70b9f66d3d 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/VarBinaryVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/VarBinaryVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.VarBinaryReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/VarCharVector.java b/java/vector/src/main/java/org/apache/arrow/vector/VarCharVector.java
index 8a38b1d455d2..8cae28704286 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/VarCharVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/VarCharVector.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.complex.impl.VarCharReaderImpl;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/VectorLoader.java b/java/vector/src/main/java/org/apache/arrow/vector/VectorLoader.java
index c933d149f8d0..062b4fa77f88 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/VectorLoader.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/VectorLoader.java
@@ -30,7 +30,7 @@
 
 import com.google.common.collect.Iterators;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 /**
  * Loads buffers into vectors
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/VectorTrimmer.java b/java/vector/src/main/java/org/apache/arrow/vector/VectorTrimmer.java
index ada471e63e71..18a8979bc9d2 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/VectorTrimmer.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/VectorTrimmer.java
@@ -18,8 +18,8 @@
 
 package org.apache.arrow.vector;
 
-import io.netty.buffer.ByteBuf;
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ByteBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 public class VectorTrimmer {
   static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(VectorTrimmer.class);
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/VectorUnloader.java b/java/vector/src/main/java/org/apache/arrow/vector/VectorUnloader.java
index 94981ef02f65..25758e9be5c3 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/VectorUnloader.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/VectorUnloader.java
@@ -21,7 +21,7 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.vector.BufferLayout.BufferType;
 import org.apache.arrow.vector.ipc.message.ArrowFieldNode;
 import org.apache.arrow.vector.ipc.message.ArrowRecordBatch;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/ZeroVector.java b/java/vector/src/main/java/org/apache/arrow/vector/ZeroVector.java
index 962a1c947071..93eadf0e30e1 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/ZeroVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/ZeroVector.java
@@ -36,7 +36,7 @@
 import org.apache.arrow.vector.util.CallBack;
 import org.apache.arrow.vector.util.TransferPair;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 public class ZeroVector implements FieldVector {
   public final static ZeroVector INSTANCE = new ZeroVector();
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/complex/AbstractMapVector.java b/java/vector/src/main/java/org/apache/arrow/vector/complex/AbstractMapVector.java
index 1b20b09d81b0..52cbbdbfade9 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/complex/AbstractMapVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/complex/AbstractMapVector.java
@@ -34,7 +34,7 @@
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Lists;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 /*
  * Base class for MapVectors. Currently used by RepeatedMapVector and MapVector
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/complex/BaseRepeatedValueVector.java b/java/vector/src/main/java/org/apache/arrow/vector/complex/BaseRepeatedValueVector.java
index a9221f2f6ea5..4fefc4d72add 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/complex/BaseRepeatedValueVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/complex/BaseRepeatedValueVector.java
@@ -38,7 +38,7 @@
 import com.google.common.base.Preconditions;
 import com.google.common.collect.ObjectArrays;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 public abstract class BaseRepeatedValueVector extends BaseValueVector implements RepeatedValueVector {
 
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/complex/FixedSizeListVector.java b/java/vector/src/main/java/org/apache/arrow/vector/complex/FixedSizeListVector.java
index 93a8127cfd3b..ec673be523c7 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/complex/FixedSizeListVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/complex/FixedSizeListVector.java
@@ -27,7 +27,7 @@
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ObjectArrays;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BaseAllocator;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.memory.OutOfMemoryException;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/complex/ListVector.java b/java/vector/src/main/java/org/apache/arrow/vector/complex/ListVector.java
index d50d4c447fef..9421cdd27879 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/complex/ListVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/complex/ListVector.java
@@ -27,7 +27,7 @@
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ObjectArrays;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BaseAllocator;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.memory.OutOfMemoryException;
@@ -521,7 +521,7 @@ public void clear() {
    *
    * @param clear Whether to clear vector before returning; the buffers will still be refcounted
    *              but the returned array will be the only reference to them
-   * @return The underlying {@link io.netty.buffer.ArrowBuf buffers} that is used by this
+   * @return The underlying {@link siren.io.netty.buffer.ArrowBuf buffers} that is used by this
    *         vector instance.
    */
   @Override
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/complex/MapVector.java b/java/vector/src/main/java/org/apache/arrow/vector/complex/MapVector.java
index e13084588ce0..be6f0e91972e 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/complex/MapVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/complex/MapVector.java
@@ -32,7 +32,7 @@
 import com.google.common.collect.Ordering;
 import com.google.common.primitives.Ints;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.*;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/complex/NullableMapVector.java b/java/vector/src/main/java/org/apache/arrow/vector/complex/NullableMapVector.java
index d887b7306464..2668870d3c16 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/complex/NullableMapVector.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/complex/NullableMapVector.java
@@ -27,7 +27,7 @@
 
 import com.google.common.collect.ObjectArrays;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BaseAllocator;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.*;
@@ -264,7 +264,7 @@ public int getValueCapacity() {
    *
    * @param clear Whether to clear vector before returning; the buffers will still be refcounted
    *              but the returned array will be the only reference to them
-   * @return The underlying {@link io.netty.buffer.ArrowBuf buffers} that is used by this
+   * @return The underlying {@link siren.io.netty.buffer.ArrowBuf buffers} that is used by this
    *         vector instance.
    */
   @Override
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/complex/impl/UnionListReader.java b/java/vector/src/main/java/org/apache/arrow/vector/complex/impl/UnionListReader.java
index 62bc271257fb..4f6bb863f5ab 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/complex/impl/UnionListReader.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/complex/impl/UnionListReader.java
@@ -19,7 +19,7 @@
 
 package org.apache.arrow.vector.complex.impl;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.vector.ValueVector;
 import org.apache.arrow.vector.complex.ListVector;
 import org.apache.arrow.vector.complex.reader.FieldReader;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/ipc/JsonFileReader.java b/java/vector/src/main/java/org/apache/arrow/vector/ipc/JsonFileReader.java
index d0a9b9e18b8f..a31895646a3c 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/ipc/JsonFileReader.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/ipc/JsonFileReader.java
@@ -36,7 +36,7 @@
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Lists;
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.*;
 import org.apache.arrow.vector.dictionary.Dictionary;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/ipc/JsonFileWriter.java b/java/vector/src/main/java/org/apache/arrow/vector/ipc/JsonFileWriter.java
index 6eb76a7a1472..62843dc8be36 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/ipc/JsonFileWriter.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/ipc/JsonFileWriter.java
@@ -29,7 +29,7 @@
 import java.util.Set;
 
 import com.google.common.collect.ImmutableList;
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.vector.*;
 import org.apache.arrow.vector.dictionary.Dictionary;
 import org.apache.arrow.vector.dictionary.DictionaryProvider;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/ipc/ReadChannel.java b/java/vector/src/main/java/org/apache/arrow/vector/ipc/ReadChannel.java
index 395fd7db5975..0ee482464d9a 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/ipc/ReadChannel.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/ipc/ReadChannel.java
@@ -25,7 +25,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 public class ReadChannel implements AutoCloseable {
 
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/ipc/WriteChannel.java b/java/vector/src/main/java/org/apache/arrow/vector/ipc/WriteChannel.java
index da500aa97bee..9bcab636fd7b 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/ipc/WriteChannel.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/ipc/WriteChannel.java
@@ -24,7 +24,7 @@
 
 import com.google.flatbuffers.FlatBufferBuilder;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.vector.ipc.message.FBSerializable;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/ArrowRecordBatch.java b/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/ArrowRecordBatch.java
index 6c6481e74dd9..35d759662903 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/ArrowRecordBatch.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/ArrowRecordBatch.java
@@ -29,7 +29,7 @@
 
 import com.google.flatbuffers.FlatBufferBuilder;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 public class ArrowRecordBatch implements ArrowMessage {
 
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageChannelReader.java b/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageChannelReader.java
index 5bc3e1fff6f9..425416f1e288 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageChannelReader.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageChannelReader.java
@@ -19,7 +19,7 @@
 package org.apache.arrow.vector.ipc.message;
 
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.flatbuf.Message;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.ipc.ReadChannel;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageReader.java b/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageReader.java
index b277c5829505..aa02338bc859 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageReader.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageReader.java
@@ -19,7 +19,7 @@
 package org.apache.arrow.vector.ipc.message;
 
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.flatbuf.Message;
 import org.apache.arrow.memory.BufferAllocator;
 
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageSerializer.java b/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageSerializer.java
index e2f8f7d9a8d7..3ca822dffb10 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageSerializer.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/ipc/message/MessageSerializer.java
@@ -37,7 +37,7 @@
 
 import com.google.flatbuffers.FlatBufferBuilder;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 /**
  * Utility class for serializing Messages. Messages are all serialized a similar way.
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/util/ByteFunctionHelpers.java b/java/vector/src/main/java/org/apache/arrow/vector/util/ByteFunctionHelpers.java
index 5fe556a55271..93cfaf0f7567 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/util/ByteFunctionHelpers.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/util/ByteFunctionHelpers.java
@@ -19,7 +19,7 @@
 
 package org.apache.arrow.vector.util;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import io.netty.util.internal.PlatformDependent;
 
 import org.apache.arrow.memory.BoundsChecking;
diff --git a/java/vector/src/main/java/org/apache/arrow/vector/util/DecimalUtility.java b/java/vector/src/main/java/org/apache/arrow/vector/util/DecimalUtility.java
index c6d734d18d89..d935dfb6edda 100644
--- a/java/vector/src/main/java/org/apache/arrow/vector/util/DecimalUtility.java
+++ b/java/vector/src/main/java/org/apache/arrow/vector/util/DecimalUtility.java
@@ -18,7 +18,7 @@
 
 package org.apache.arrow.vector.util;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.vector.types.pojo.ArrowType;
 
 import java.math.BigDecimal;
diff --git a/java/vector/src/test/java/org/apache/arrow/vector/DirtyRootAllocator.java b/java/vector/src/test/java/org/apache/arrow/vector/DirtyRootAllocator.java
index febd59fba740..d94a6b00286c 100644
--- a/java/vector/src/test/java/org/apache/arrow/vector/DirtyRootAllocator.java
+++ b/java/vector/src/test/java/org/apache/arrow/vector/DirtyRootAllocator.java
@@ -21,7 +21,7 @@
 import org.apache.arrow.memory.BufferManager;
 import org.apache.arrow.memory.RootAllocator;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 /**
  * Root allocator that returns buffers pre-filled with a given value.<br>
diff --git a/java/vector/src/test/java/org/apache/arrow/vector/TestListVector.java b/java/vector/src/test/java/org/apache/arrow/vector/TestListVector.java
index 1acce7e0b665..64422ab89e91 100644
--- a/java/vector/src/test/java/org/apache/arrow/vector/TestListVector.java
+++ b/java/vector/src/test/java/org/apache/arrow/vector/TestListVector.java
@@ -39,7 +39,7 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 
 public class TestListVector {
diff --git a/java/vector/src/test/java/org/apache/arrow/vector/TestUnionVector.java b/java/vector/src/test/java/org/apache/arrow/vector/TestUnionVector.java
index aec7d0f32738..c03732920dcf 100644
--- a/java/vector/src/test/java/org/apache/arrow/vector/TestUnionVector.java
+++ b/java/vector/src/test/java/org/apache/arrow/vector/TestUnionVector.java
@@ -37,7 +37,7 @@
 import org.junit.Before;
 import org.junit.Test;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 public class TestUnionVector {
   private final static String EMPTY_SCHEMA_PATH = "";
diff --git a/java/vector/src/test/java/org/apache/arrow/vector/TestValueVector.java b/java/vector/src/test/java/org/apache/arrow/vector/TestValueVector.java
index 601b2062ff69..e3bdbd24ddef 100644
--- a/java/vector/src/test/java/org/apache/arrow/vector/TestValueVector.java
+++ b/java/vector/src/test/java/org/apache/arrow/vector/TestValueVector.java
@@ -47,7 +47,7 @@
 import org.junit.Before;
 import org.junit.Test;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 
 public class TestValueVector {
diff --git a/java/vector/src/test/java/org/apache/arrow/vector/TestVectorUnloadLoad.java b/java/vector/src/test/java/org/apache/arrow/vector/TestVectorUnloadLoad.java
index 439a62725e49..6caa3f573fb3 100644
--- a/java/vector/src/test/java/org/apache/arrow/vector/TestVectorUnloadLoad.java
+++ b/java/vector/src/test/java/org/apache/arrow/vector/TestVectorUnloadLoad.java
@@ -28,7 +28,7 @@
 import java.util.Collections;
 import java.util.List;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.memory.RootAllocator;
 import org.apache.arrow.vector.complex.MapVector;
diff --git a/java/vector/src/test/java/org/apache/arrow/vector/complex/writer/TestComplexWriter.java b/java/vector/src/test/java/org/apache/arrow/vector/complex/writer/TestComplexWriter.java
index 29d39aabe6b4..379e423c0d2c 100644
--- a/java/vector/src/test/java/org/apache/arrow/vector/complex/writer/TestComplexWriter.java
+++ b/java/vector/src/test/java/org/apache/arrow/vector/complex/writer/TestComplexWriter.java
@@ -24,7 +24,7 @@
 import java.util.List;
 import java.util.Set;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.memory.RootAllocator;
 import org.apache.arrow.vector.SchemaChangeCallBack;
diff --git a/java/vector/src/test/java/org/apache/arrow/vector/ipc/BaseFileTest.java b/java/vector/src/test/java/org/apache/arrow/vector/ipc/BaseFileTest.java
index 9eb55c9bbdae..b05306831ebb 100644
--- a/java/vector/src/test/java/org/apache/arrow/vector/ipc/BaseFileTest.java
+++ b/java/vector/src/test/java/org/apache/arrow/vector/ipc/BaseFileTest.java
@@ -68,7 +68,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 import static org.apache.arrow.vector.TestUtils.newVarCharVector;
 
diff --git a/java/vector/src/test/java/org/apache/arrow/vector/ipc/MessageSerializerTest.java b/java/vector/src/test/java/org/apache/arrow/vector/ipc/MessageSerializerTest.java
index 239d3034ad13..19f89ff74366 100644
--- a/java/vector/src/test/java/org/apache/arrow/vector/ipc/MessageSerializerTest.java
+++ b/java/vector/src/test/java/org/apache/arrow/vector/ipc/MessageSerializerTest.java
@@ -30,7 +30,7 @@
 import java.util.Collections;
 import java.util.List;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.memory.RootAllocator;
 import org.apache.arrow.vector.ipc.message.MessageSerializer;
diff --git a/java/vector/src/test/java/org/apache/arrow/vector/ipc/TestArrowReaderWriter.java b/java/vector/src/test/java/org/apache/arrow/vector/ipc/TestArrowReaderWriter.java
index bf42fbb83c84..9ff6632c8088 100644
--- a/java/vector/src/test/java/org/apache/arrow/vector/ipc/TestArrowReaderWriter.java
+++ b/java/vector/src/test/java/org/apache/arrow/vector/ipc/TestArrowReaderWriter.java
@@ -54,7 +54,7 @@
 import org.junit.Before;
 import org.junit.Test;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 
 public class TestArrowReaderWriter {
 
diff --git a/java/vector/src/test/java/org/apache/arrow/vector/ipc/TestArrowStream.java b/java/vector/src/test/java/org/apache/arrow/vector/ipc/TestArrowStream.java
index f87a0ebd54a0..4332a74c7338 100644
--- a/java/vector/src/test/java/org/apache/arrow/vector/ipc/TestArrowStream.java
+++ b/java/vector/src/test/java/org/apache/arrow/vector/ipc/TestArrowStream.java
@@ -26,7 +26,7 @@
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 
-import io.netty.buffer.ArrowBuf;
+import siren.io.netty.buffer.ArrowBuf;
 import org.apache.arrow.memory.BufferAllocator;
 import org.apache.arrow.vector.TinyIntVector;
 import org.apache.arrow.vector.VectorSchemaRoot;
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 000000000000..e69de29bb2d1