apache · lidavidm · Nov 30, 2023 · Nov 29, 2023
diff --git a/java/README.md b/java/README.md
@@ -48,10 +48,10 @@ a version of your choosing.
 
 ```bash
 $ flatc --version
-flatc version 1.12.0
+flatc version 23.5.26
 
 $ grep "dep.fbs.version" java/pom.xml
-    <dep.fbs.version>1.12.0</dep.fbs.version>
+    <dep.fbs.version>23.5.26</dep.fbs.version>
 ```
 
 2. Generate the flatbuffer java files by performing the following:

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/Binary.java b/java/format/src/main/java/org/apache/arrow/flatbuf/Binary.java
@@ -18,17 +18,29 @@
 
 package org.apache.arrow.flatbuf;
 
-import java.nio.*;
-import java.lang.*;
-import java.util.*;
-import com.google.flatbuffers.*;
+import com.google.flatbuffers.BaseVector;
+import com.google.flatbuffers.BooleanVector;
+import com.google.flatbuffers.ByteVector;
+import com.google.flatbuffers.Constants;
+import com.google.flatbuffers.DoubleVector;
+import com.google.flatbuffers.FlatBufferBuilder;
+import com.google.flatbuffers.FloatVector;
+import com.google.flatbuffers.IntVector;
+import com.google.flatbuffers.LongVector;
+import com.google.flatbuffers.ShortVector;
+import com.google.flatbuffers.StringVector;
+import com.google.flatbuffers.Struct;
+import com.google.flatbuffers.Table;
+import com.google.flatbuffers.UnionVector;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 
-@SuppressWarnings("unused")
 /**
  * Opaque binary data
  */
+@SuppressWarnings("unused")
 public final class Binary extends Table {
-  public static void ValidateVersion() { Constants.FLATBUFFERS_1_12_0(); }
+  public static void ValidateVersion() { Constants.FLATBUFFERS_23_5_26(); }
   public static Binary getRootAsBinary(ByteBuffer _bb) { return getRootAsBinary(_bb, new Binary()); }
   public static Binary getRootAsBinary(ByteBuffer _bb, Binary obj) { _bb.order(ByteOrder.LITTLE_ENDIAN); return (obj.__assign(_bb.getInt(_bb.position()) + _bb.position(), _bb)); }
   public void __init(int _i, ByteBuffer _bb) { __reset(_i, _bb); }

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/BinaryView.java b/java/format/src/main/java/org/apache/arrow/flatbuf/BinaryView.java
@@ -18,12 +18,23 @@
 
 package org.apache.arrow.flatbuf;
 
-import java.nio.*;
-import java.lang.*;
-import java.util.*;
-import com.google.flatbuffers.*;
+import com.google.flatbuffers.BaseVector;
+import com.google.flatbuffers.BooleanVector;
+import com.google.flatbuffers.ByteVector;
+import com.google.flatbuffers.Constants;
+import com.google.flatbuffers.DoubleVector;
+import com.google.flatbuffers.FlatBufferBuilder;
+import com.google.flatbuffers.FloatVector;
+import com.google.flatbuffers.IntVector;
+import com.google.flatbuffers.LongVector;
+import com.google.flatbuffers.ShortVector;
+import com.google.flatbuffers.StringVector;
+import com.google.flatbuffers.Struct;
+import com.google.flatbuffers.Table;
+import com.google.flatbuffers.UnionVector;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 
-@SuppressWarnings("unused")
 /**
  * Logically the same as Binary, but the internal representation uses a view
  * struct that contains the string length and either the string's entire data
@@ -33,8 +44,9 @@
  * Since it uses a variable number of data buffers, each Field with this type
  * must have a corresponding entry in `variadicBufferCounts`.
  */
+@SuppressWarnings("unused")
 public final class BinaryView extends Table {
-  public static void ValidateVersion() { Constants.FLATBUFFERS_1_12_0(); }
+  public static void ValidateVersion() { Constants.FLATBUFFERS_23_5_26(); }
   public static BinaryView getRootAsBinaryView(ByteBuffer _bb) { return getRootAsBinaryView(_bb, new BinaryView()); }
   public static BinaryView getRootAsBinaryView(ByteBuffer _bb, BinaryView obj) { _bb.order(ByteOrder.LITTLE_ENDIAN); return (obj.__assign(_bb.getInt(_bb.position()) + _bb.position(), _bb)); }
   public void __init(int _i, ByteBuffer _bb) { __reset(_i, _bb); }

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/Block.java b/java/format/src/main/java/org/apache/arrow/flatbuf/Block.java
@@ -18,10 +18,22 @@
 
 package org.apache.arrow.flatbuf;
 
-import java.nio.*;
-import java.lang.*;
-import java.util.*;
-import com.google.flatbuffers.*;
+import com.google.flatbuffers.BaseVector;
+import com.google.flatbuffers.BooleanVector;
+import com.google.flatbuffers.ByteVector;
+import com.google.flatbuffers.Constants;
+import com.google.flatbuffers.DoubleVector;
+import com.google.flatbuffers.FlatBufferBuilder;
+import com.google.flatbuffers.FloatVector;
+import com.google.flatbuffers.IntVector;
+import com.google.flatbuffers.LongVector;
+import com.google.flatbuffers.ShortVector;
+import com.google.flatbuffers.StringVector;
+import com.google.flatbuffers.Struct;
+import com.google.flatbuffers.Table;
+import com.google.flatbuffers.UnionVector;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 
 @SuppressWarnings("unused")
 public final class Block extends Struct {

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/BodyCompression.java b/java/format/src/main/java/org/apache/arrow/flatbuf/BodyCompression.java
@@ -18,19 +18,31 @@
 
 package org.apache.arrow.flatbuf;
 
-import java.nio.*;
-import java.lang.*;
-import java.util.*;
-import com.google.flatbuffers.*;
+import com.google.flatbuffers.BaseVector;
+import com.google.flatbuffers.BooleanVector;
+import com.google.flatbuffers.ByteVector;
+import com.google.flatbuffers.Constants;
+import com.google.flatbuffers.DoubleVector;
+import com.google.flatbuffers.FlatBufferBuilder;
+import com.google.flatbuffers.FloatVector;
+import com.google.flatbuffers.IntVector;
+import com.google.flatbuffers.LongVector;
+import com.google.flatbuffers.ShortVector;
+import com.google.flatbuffers.StringVector;
+import com.google.flatbuffers.Struct;
+import com.google.flatbuffers.Table;
+import com.google.flatbuffers.UnionVector;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 
-@SuppressWarnings("unused")
 /**
  * Optional compression for the memory buffers constituting IPC message
  * bodies. Intended for use with RecordBatch but could be used for other
  * message types
  */
+@SuppressWarnings("unused")
 public final class BodyCompression extends Table {
-  public static void ValidateVersion() { Constants.FLATBUFFERS_1_12_0(); }
+  public static void ValidateVersion() { Constants.FLATBUFFERS_23_5_26(); }
   public static BodyCompression getRootAsBodyCompression(ByteBuffer _bb) { return getRootAsBodyCompression(_bb, new BodyCompression()); }
   public static BodyCompression getRootAsBodyCompression(ByteBuffer _bb, BodyCompression obj) { _bb.order(ByteOrder.LITTLE_ENDIAN); return (obj.__assign(_bb.getInt(_bb.position()) + _bb.position(), _bb)); }
   public void __init(int _i, ByteBuffer _bb) { __reset(_i, _bb); }

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/BodyCompressionMethod.java b/java/format/src/main/java/org/apache/arrow/flatbuf/BodyCompressionMethod.java
@@ -23,6 +23,7 @@
  * strategies for compressing the IPC message body (like whole-body
  * compression rather than buffer-level) in the future
  */
+@SuppressWarnings("unused")
 public final class BodyCompressionMethod {
   private BodyCompressionMethod() { }
   /**

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/Bool.java b/java/format/src/main/java/org/apache/arrow/flatbuf/Bool.java
@@ -18,14 +18,26 @@
 
 package org.apache.arrow.flatbuf;
 
-import java.nio.*;
-import java.lang.*;
-import java.util.*;
-import com.google.flatbuffers.*;
+import com.google.flatbuffers.BaseVector;
+import com.google.flatbuffers.BooleanVector;
+import com.google.flatbuffers.ByteVector;
+import com.google.flatbuffers.Constants;
+import com.google.flatbuffers.DoubleVector;
+import com.google.flatbuffers.FlatBufferBuilder;
+import com.google.flatbuffers.FloatVector;
+import com.google.flatbuffers.IntVector;
+import com.google.flatbuffers.LongVector;
+import com.google.flatbuffers.ShortVector;
+import com.google.flatbuffers.StringVector;
+import com.google.flatbuffers.Struct;
+import com.google.flatbuffers.Table;
+import com.google.flatbuffers.UnionVector;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 
 @SuppressWarnings("unused")
 public final class Bool extends Table {
-  public static void ValidateVersion() { Constants.FLATBUFFERS_1_12_0(); }
+  public static void ValidateVersion() { Constants.FLATBUFFERS_23_5_26(); }
   public static Bool getRootAsBool(ByteBuffer _bb) { return getRootAsBool(_bb, new Bool()); }
   public static Bool getRootAsBool(ByteBuffer _bb, Bool obj) { _bb.order(ByteOrder.LITTLE_ENDIAN); return (obj.__assign(_bb.getInt(_bb.position()) + _bb.position(), _bb)); }
   public void __init(int _i, ByteBuffer _bb) { __reset(_i, _bb); }

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/Buffer.java b/java/format/src/main/java/org/apache/arrow/flatbuf/Buffer.java
@@ -18,16 +18,28 @@
 
 package org.apache.arrow.flatbuf;
 
-import java.nio.*;
-import java.lang.*;
-import java.util.*;
-import com.google.flatbuffers.*;
+import com.google.flatbuffers.BaseVector;
+import com.google.flatbuffers.BooleanVector;
+import com.google.flatbuffers.ByteVector;
+import com.google.flatbuffers.Constants;
+import com.google.flatbuffers.DoubleVector;
+import com.google.flatbuffers.FlatBufferBuilder;
+import com.google.flatbuffers.FloatVector;
+import com.google.flatbuffers.IntVector;
+import com.google.flatbuffers.LongVector;
+import com.google.flatbuffers.ShortVector;
+import com.google.flatbuffers.StringVector;
+import com.google.flatbuffers.Struct;
+import com.google.flatbuffers.Table;
+import com.google.flatbuffers.UnionVector;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 
-@SuppressWarnings("unused")
 /**
  * ----------------------------------------------------------------------
  * A Buffer represents a single contiguous memory segment
  */
+@SuppressWarnings("unused")
 public final class Buffer extends Struct {
   public void __init(int _i, ByteBuffer _bb) { __reset(_i, _bb); }
   public Buffer __assign(int _i, ByteBuffer _bb) { __init(_i, _bb); return this; }

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/CompressionType.java b/java/format/src/main/java/org/apache/arrow/flatbuf/CompressionType.java
@@ -18,6 +18,7 @@
 
 package org.apache.arrow.flatbuf;
 
+@SuppressWarnings("unused")
 public final class CompressionType {
   private CompressionType() { }
   public static final byte LZ4_FRAME = 0;

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/Date.java b/java/format/src/main/java/org/apache/arrow/flatbuf/Date.java
@@ -18,12 +18,23 @@
 
 package org.apache.arrow.flatbuf;
 
-import java.nio.*;
-import java.lang.*;
-import java.util.*;
-import com.google.flatbuffers.*;
+import com.google.flatbuffers.BaseVector;
+import com.google.flatbuffers.BooleanVector;
+import com.google.flatbuffers.ByteVector;
+import com.google.flatbuffers.Constants;
+import com.google.flatbuffers.DoubleVector;
+import com.google.flatbuffers.FlatBufferBuilder;
+import com.google.flatbuffers.FloatVector;
+import com.google.flatbuffers.IntVector;
+import com.google.flatbuffers.LongVector;
+import com.google.flatbuffers.ShortVector;
+import com.google.flatbuffers.StringVector;
+import com.google.flatbuffers.Struct;
+import com.google.flatbuffers.Table;
+import com.google.flatbuffers.UnionVector;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 
-@SuppressWarnings("unused")
 /**
  * Date is either a 32-bit or 64-bit signed integer type representing an
  * elapsed time since UNIX epoch (1970-01-01), stored in either of two units:
@@ -32,8 +43,9 @@
  *   leap seconds), where the values are evenly divisible by 86400000
  * * Days (32 bits) since the UNIX epoch
  */
+@SuppressWarnings("unused")
 public final class Date extends Table {
-  public static void ValidateVersion() { Constants.FLATBUFFERS_1_12_0(); }
+  public static void ValidateVersion() { Constants.FLATBUFFERS_23_5_26(); }
   public static Date getRootAsDate(ByteBuffer _bb) { return getRootAsDate(_bb, new Date()); }
   public static Date getRootAsDate(ByteBuffer _bb, Date obj) { _bb.order(ByteOrder.LITTLE_ENDIAN); return (obj.__assign(_bb.getInt(_bb.position()) + _bb.position(), _bb)); }
   public void __init(int _i, ByteBuffer _bb) { __reset(_i, _bb); }

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/DateUnit.java b/java/format/src/main/java/org/apache/arrow/flatbuf/DateUnit.java
@@ -18,6 +18,7 @@
 
 package org.apache.arrow.flatbuf;
 
+@SuppressWarnings("unused")
 public final class DateUnit {
   private DateUnit() { }
   public static final short DAY = 0;

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/Decimal.java b/java/format/src/main/java/org/apache/arrow/flatbuf/Decimal.java
@@ -18,20 +18,32 @@
 
 package org.apache.arrow.flatbuf;
 
-import java.nio.*;
-import java.lang.*;
-import java.util.*;
-import com.google.flatbuffers.*;
+import com.google.flatbuffers.BaseVector;
+import com.google.flatbuffers.BooleanVector;
+import com.google.flatbuffers.ByteVector;
+import com.google.flatbuffers.Constants;
+import com.google.flatbuffers.DoubleVector;
+import com.google.flatbuffers.FlatBufferBuilder;
+import com.google.flatbuffers.FloatVector;
+import com.google.flatbuffers.IntVector;
+import com.google.flatbuffers.LongVector;
+import com.google.flatbuffers.ShortVector;
+import com.google.flatbuffers.StringVector;
+import com.google.flatbuffers.Struct;
+import com.google.flatbuffers.Table;
+import com.google.flatbuffers.UnionVector;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 
-@SuppressWarnings("unused")
 /**
  * Exact decimal value represented as an integer value in two's
  * complement. Currently only 128-bit (16-byte) and 256-bit (32-byte) integers
  * are used. The representation uses the endianness indicated
  * in the Schema.
  */
+@SuppressWarnings("unused")
 public final class Decimal extends Table {
-  public static void ValidateVersion() { Constants.FLATBUFFERS_1_12_0(); }
+  public static void ValidateVersion() { Constants.FLATBUFFERS_23_5_26(); }
   public static Decimal getRootAsDecimal(ByteBuffer _bb) { return getRootAsDecimal(_bb, new Decimal()); }
   public static Decimal getRootAsDecimal(ByteBuffer _bb, Decimal obj) { _bb.order(ByteOrder.LITTLE_ENDIAN); return (obj.__assign(_bb.getInt(_bb.position()) + _bb.position(), _bb)); }
   public void __init(int _i, ByteBuffer _bb) { __reset(_i, _bb); }

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/DictionaryBatch.java b/java/format/src/main/java/org/apache/arrow/flatbuf/DictionaryBatch.java
@@ -18,12 +18,23 @@
 
 package org.apache.arrow.flatbuf;
 
-import java.nio.*;
-import java.lang.*;
-import java.util.*;
-import com.google.flatbuffers.*;
+import com.google.flatbuffers.BaseVector;
+import com.google.flatbuffers.BooleanVector;
+import com.google.flatbuffers.ByteVector;
+import com.google.flatbuffers.Constants;
+import com.google.flatbuffers.DoubleVector;
+import com.google.flatbuffers.FlatBufferBuilder;
+import com.google.flatbuffers.FloatVector;
+import com.google.flatbuffers.IntVector;
+import com.google.flatbuffers.LongVector;
+import com.google.flatbuffers.ShortVector;
+import com.google.flatbuffers.StringVector;
+import com.google.flatbuffers.Struct;
+import com.google.flatbuffers.Table;
+import com.google.flatbuffers.UnionVector;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 
-@SuppressWarnings("unused")
 /**
  * For sending dictionary encoding information. Any Field can be
  * dictionary-encoded, but in this case none of its children may be
@@ -32,8 +43,9 @@
  * may be spread across multiple dictionary batches by using the isDelta
  * flag
  */
+@SuppressWarnings("unused")
 public final class DictionaryBatch extends Table {
-  public static void ValidateVersion() { Constants.FLATBUFFERS_1_12_0(); }
+  public static void ValidateVersion() { Constants.FLATBUFFERS_23_5_26(); }
   public static DictionaryBatch getRootAsDictionaryBatch(ByteBuffer _bb) { return getRootAsDictionaryBatch(_bb, new DictionaryBatch()); }
   public static DictionaryBatch getRootAsDictionaryBatch(ByteBuffer _bb, DictionaryBatch obj) { _bb.order(ByteOrder.LITTLE_ENDIAN); return (obj.__assign(_bb.getInt(_bb.position()) + _bb.position(), _bb)); }
   public void __init(int _i, ByteBuffer _bb) { __reset(_i, _bb); }

diff --git a/java/format/src/main/java/org/apache/arrow/flatbuf/DictionaryEncoding.java b/java/format/src/main/java/org/apache/arrow/flatbuf/DictionaryEncoding.java
@@ -18,14 +18,26 @@
 
 package org.apache.arrow.flatbuf;
 
-import java.nio.*;
-import java.lang.*;
-import java.util.*;
-import com.google.flatbuffers.*;
+import com.google.flatbuffers.BaseVector;
+import com.google.flatbuffers.BooleanVector;
+import com.google.flatbuffers.ByteVector;
+import com.google.flatbuffers.Constants;
+import com.google.flatbuffers.DoubleVector;
+import com.google.flatbuffers.FlatBufferBuilder;
+import com.google.flatbuffers.FloatVector;
+import com.google.flatbuffers.IntVector;
+import com.google.flatbuffers.LongVector;
+import com.google.flatbuffers.ShortVector;
+import com.google.flatbuffers.StringVector;
+import com.google.flatbuffers.Struct;
+import com.google.flatbuffers.Table;
+import com.google.flatbuffers.UnionVector;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
 
 @SuppressWarnings("unused")
 public final class DictionaryEncoding extends Table {
-  public static void ValidateVersion() { Constants.FLATBUFFERS_1_12_0(); }
+  public static void ValidateVersion() { Constants.FLATBUFFERS_23_5_26(); }
   public static DictionaryEncoding getRootAsDictionaryEncoding(ByteBuffer _bb) { return getRootAsDictionaryEncoding(_bb, new DictionaryEncoding()); }
   public static DictionaryEncoding getRootAsDictionaryEncoding(ByteBuffer _bb, DictionaryEncoding obj) { _bb.order(ByteOrder.LITTLE_ENDIAN); return (obj.__assign(_bb.getInt(_bb.position()) + _bb.position(), _bb)); }
   public void __init(int _i, ByteBuffer _bb) { __reset(_i, _bb); }