created top level allocateValidityBuffer function

Author: rtadepalli

vector/src/main/java/org/apache/arrow/vector/BaseFixedWidthVector.java

@@ -342,8 +342,7 @@ private void allocateBytes(int valueCount) {
    */
   @Override
   protected void allocateValidityBuffer(final long validityBufferSize) {
-    validityBuffer = allocator.buffer(validityBufferSize);
-    validityBuffer.readerIndex(0);
+    super.allocateValidityBuffer(validityBufferSize);
     refreshValueCapacity();
   }
 

vector/src/main/java/org/apache/arrow/vector/BaseLargeVariableWidthVector.java

@@ -501,9 +501,7 @@ private ArrowBuf allocateOffsetBuffer(final long size) {
   /* allocate validity buffer */
   @Override
   protected void allocateValidityBuffer(final long size) {
-    validityBuffer = allocator.buffer(size);
-    validityBuffer.readerIndex(0);
-    initValidityBuffer();
+    super.allocateValidityBuffer(size);
   }
 
   /**

vector/src/main/java/org/apache/arrow/vector/BaseValueVector.java

@@ -355,11 +355,13 @@ protected void copyValidityBuffer(int startIndex, int length, BaseValueVector ta
   }
 
   /**
-   * Allocate new validity buffer for when the bytes need to be copied over
+   * Allocate new validity buffer for when the bytes need to be copied over.
    *
    * @param byteSizeTarget desired size of the buffer
    */
-  protected void allocateValidityBuffer(final long byteSizeTarget) {
-    throw new UnsupportedOperationException();
+  protected void allocateValidityBuffer(long byteSizeTarget) {
+    validityBuffer = allocator.buffer(byteSizeTarget);
+    validityBuffer.readerIndex(0);
+    validityBuffer.setZero(0, validityBuffer.capacity());
   }
 }

vector/src/main/java/org/apache/arrow/vector/BaseVariableWidthVector.java

@@ -519,10 +519,7 @@ private ArrowBuf allocateOffsetBuffer(final long size) {
   /* allocate validity buffer */
   @Override
   protected void allocateValidityBuffer(final long size) {
-    final int curSize = (int) size;
-    validityBuffer = allocator.buffer(curSize);
-    validityBuffer.readerIndex(0);
-    initValidityBuffer();
+    super.allocateValidityBuffer(size);
   }
 
   /**

vector/src/main/java/org/apache/arrow/vector/BaseVariableWidthViewVector.java

@@ -848,10 +848,7 @@ public void splitAndTransferTo(int startIndex, int length, BaseVariableWidthView
   /* allocate validity buffer */
   @Override
   protected void allocateValidityBuffer(final long size) {
-    final int curSize = (int) size;
-    validityBuffer = allocator.buffer(curSize);
-    validityBuffer.readerIndex(0);
-    initValidityBuffer();
+    super.allocateValidityBuffer(size);
   }
 
   @Override

vector/src/main/java/org/apache/arrow/vector/complex/FixedSizeListVector.java

@@ -247,11 +247,8 @@ public boolean allocateNewSafe() {
 
   @Override
   protected void allocateValidityBuffer(final long size) {
-    final int curSize = (int) size;
-    validityBuffer = allocator.buffer(curSize);
-    validityBuffer.readerIndex(0);
-    validityAllocationSizeInBytes = curSize;
-    validityBuffer.setZero(0, validityBuffer.capacity());
+    super.allocateValidityBuffer(size);
+    validityAllocationSizeInBytes = (int) size;
   }
 
   @Override

vector/src/main/java/org/apache/arrow/vector/complex/LargeListVector.java

@@ -374,11 +374,8 @@ public boolean allocateNewSafe() {
 
   @Override
   protected void allocateValidityBuffer(final long size) {
-    final int curSize = (int) size;
-    validityBuffer = allocator.buffer(curSize);
-    validityBuffer.readerIndex(0);
-    validityAllocationSizeInBytes = curSize;
-    validityBuffer.setZero(0, validityBuffer.capacity());
+    super.allocateValidityBuffer(size);
+    validityAllocationSizeInBytes = (int) size;
   }
 
   protected ArrowBuf allocateOffsetBuffer(final long size) {

vector/src/main/java/org/apache/arrow/vector/complex/LargeListViewVector.java

@@ -285,11 +285,8 @@ public boolean allocateNewSafe() {
 
   @Override
   protected void allocateValidityBuffer(final long size) {
-    final int curSize = (int) size;
-    validityBuffer = allocator.buffer(curSize);
-    validityBuffer.readerIndex(0);
-    validityAllocationSizeInBytes = curSize;
-    validityBuffer.setZero(0, validityBuffer.capacity());
+    super.allocateValidityBuffer(size);
+    validityAllocationSizeInBytes = (int) size;
   }
 
   @Override

vector/src/main/java/org/apache/arrow/vector/complex/ListVector.java

@@ -324,11 +324,8 @@ public boolean allocateNewSafe() {
 
   @Override
   protected void allocateValidityBuffer(final long size) {
-    final int curSize = (int) size;
-    validityBuffer = allocator.buffer(curSize);
-    validityBuffer.readerIndex(0);
-    validityAllocationSizeInBytes = curSize;
-    validityBuffer.setZero(0, validityBuffer.capacity());
+    super.allocateValidityBuffer(size);
+    validityAllocationSizeInBytes = (int) size;
   }
 
   /**

vector/src/main/java/org/apache/arrow/vector/complex/ListViewVector.java

@@ -284,11 +284,8 @@ public boolean allocateNewSafe() {
 
   @Override
   protected void allocateValidityBuffer(final long size) {
-    final int curSize = (int) size;
-    validityBuffer = allocator.buffer(curSize);
-    validityBuffer.readerIndex(0);
-    validityAllocationSizeInBytes = curSize;
-    validityBuffer.setZero(0, validityBuffer.capacity());
+    super.allocateValidityBuffer(size);
+    validityAllocationSizeInBytes = (int) size;
   }
 
   @Override