GH-40339: [Java] StringView Initial Implementation

java/adapter/jdbc/src/main/java/org/apache/arrow/adapter/jdbc/binder/ColumnBinderArrowTypeVisitor.java

@@ -148,6 +148,11 @@ public ColumnBinder visit(ArrowType.Utf8 type) {
         new VarCharBinder<>(varChar, jdbcType);
   }
 
+  @Override
+  public ColumnBinder visit(ArrowType.Utf8View type) {
+    throw new UnsupportedOperationException("Column binder implemented for type " + type + " is not supported");
+  }
+
   @Override
   public ColumnBinder visit(ArrowType.LargeUtf8 type) {
     LargeVarCharVector varChar = (LargeVarCharVector) vector;
@@ -162,6 +167,11 @@ public ColumnBinder visit(ArrowType.Binary type) {
         new VarBinaryBinder<>(varBinary, jdbcType);
   }
 
+  @Override
+  public ColumnBinder visit(ArrowType.BinaryView type) {
+    throw new UnsupportedOperationException("Column binder implemented for type " + type + " is not supported");
+  }
+
   @Override
   public ColumnBinder visit(ArrowType.LargeBinary type) {
     LargeVarBinaryVector varBinary = (LargeVarBinaryVector) vector;

java/c/src/main/java/org/apache/arrow/c/BufferImportTypeVisitor.java

@@ -209,6 +209,11 @@ public List<ArrowBuf> visit(ArrowType.Utf8 type) {
     }
   }
 
+  @Override
+  public List<ArrowBuf> visit(ArrowType.Utf8View type) {
+    throw new UnsupportedOperationException("Importing buffers for view type: " + type + " not supported");
+  }
+
   @Override
   public List<ArrowBuf> visit(ArrowType.LargeUtf8 type) {
     try (ArrowBuf offsets = importOffsets(type, LargeVarCharVector.OFFSET_WIDTH)) {
@@ -237,6 +242,11 @@ public List<ArrowBuf> visit(ArrowType.Binary type) {
     }
   }
 
+  @Override
+  public List<ArrowBuf> visit(ArrowType.BinaryView type) {
+    throw new UnsupportedOperationException("Importing buffers for view type: " + type + " not supported");
+  }
+
   @Override
   public List<ArrowBuf> visit(ArrowType.LargeBinary type) {
     try (ArrowBuf offsets = importOffsets(type, LargeVarBinaryVector.OFFSET_WIDTH)) {

java/flight/flight-sql-jdbc-core/src/main/java/org/apache/arrow/driver/jdbc/converter/impl/BinaryViewAvaticaParameterConverter.java

@@ -0,0 +1,42 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.arrow.driver.jdbc.converter.impl;
+
+import org.apache.arrow.vector.FieldVector;
+import org.apache.arrow.vector.types.pojo.ArrowType;
+import org.apache.arrow.vector.types.pojo.Field;
+import org.apache.calcite.avatica.AvaticaParameter;
+import org.apache.calcite.avatica.remote.TypedValue;
+
+/** AvaticaParameterConverter for BinaryView Arrow types. */
+public class BinaryViewAvaticaParameterConverter extends BaseAvaticaParameterConverter {
+
+  public BinaryViewAvaticaParameterConverter(ArrowType.BinaryView type) {
+
+  }
+
+  @Override
+  public boolean bindParameter(FieldVector vector, TypedValue typedValue, int index) {
+    throw new UnsupportedOperationException("Not implemented");
+  }
+
+  @Override
+  public AvaticaParameter createParameter(Field field) {
+    return createParameter(field, false);
+  }
+}

java/flight/flight-sql-jdbc-core/src/main/java/org/apache/arrow/driver/jdbc/converter/impl/Utf8ViewAvaticaParameterConverter.java

@@ -0,0 +1,43 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.arrow.driver.jdbc.converter.impl;
+
+import org.apache.arrow.vector.FieldVector;
+import org.apache.arrow.vector.types.pojo.ArrowType;
+import org.apache.arrow.vector.types.pojo.Field;
+import org.apache.calcite.avatica.AvaticaParameter;
+import org.apache.calcite.avatica.remote.TypedValue;
+
+/**
+ * AvaticaParameterConverter for Utf8View Arrow types.
+ */
+public class Utf8ViewAvaticaParameterConverter extends BaseAvaticaParameterConverter {
+
+  public Utf8ViewAvaticaParameterConverter(ArrowType.Utf8View type) {
+  }
+
+  @Override
+  public boolean bindParameter(FieldVector vector, TypedValue typedValue, int index) {
+    throw new UnsupportedOperationException("Utf8View not supported");
+  }
+
+  @Override
+  public AvaticaParameter createParameter(Field field) {
+    return createParameter(field, false);
+  }
+}

java/flight/flight-sql-jdbc-core/src/main/java/org/apache/arrow/driver/jdbc/utils/AvaticaParameterBinder.java

@@ -190,6 +190,11 @@ public Boolean visit(ArrowType.Utf8 type) {
       return new Utf8AvaticaParameterConverter(type).bindParameter(vector, typedValue, index);
     }
 
+    @Override
+    public Boolean visit(ArrowType.Utf8View type) {
+      throw new UnsupportedOperationException("Utf8View is unsupported");
+    }
+
     @Override
     public Boolean visit(ArrowType.LargeUtf8 type) {
       return new LargeUtf8AvaticaParameterConverter(type).bindParameter(vector, typedValue, index);
@@ -200,6 +205,11 @@ public Boolean visit(ArrowType.Binary type) {
       return new BinaryAvaticaParameterConverter(type).bindParameter(vector, typedValue, index);
     }
 
+    @Override
+    public Boolean visit(ArrowType.BinaryView type) {
+      throw new UnsupportedOperationException("BinaryView is unsupported");
+    }
+
     @Override
     public Boolean visit(ArrowType.LargeBinary type) {
       return new LargeBinaryAvaticaParameterConverter(type).bindParameter(vector, typedValue, index);

java/flight/flight-sql-jdbc-core/src/main/java/org/apache/arrow/driver/jdbc/utils/ConvertUtils.java

@@ -23,6 +23,7 @@
 import java.util.stream.Stream;
 
 import org.apache.arrow.driver.jdbc.converter.impl.BinaryAvaticaParameterConverter;
+import org.apache.arrow.driver.jdbc.converter.impl.BinaryViewAvaticaParameterConverter;
 import org.apache.arrow.driver.jdbc.converter.impl.BoolAvaticaParameterConverter;
 import org.apache.arrow.driver.jdbc.converter.impl.DateAvaticaParameterConverter;
 import org.apache.arrow.driver.jdbc.converter.impl.DecimalAvaticaParameterConverter;
@@ -43,6 +44,7 @@
 import org.apache.arrow.driver.jdbc.converter.impl.TimestampAvaticaParameterConverter;
 import org.apache.arrow.driver.jdbc.converter.impl.UnionAvaticaParameterConverter;
 import org.apache.arrow.driver.jdbc.converter.impl.Utf8AvaticaParameterConverter;
+import org.apache.arrow.driver.jdbc.converter.impl.Utf8ViewAvaticaParameterConverter;
 import org.apache.arrow.flight.sql.FlightSqlColumnMetadata;
 import org.apache.arrow.vector.types.pojo.ArrowType;
 import org.apache.arrow.vector.types.pojo.Field;
@@ -208,6 +210,11 @@ public AvaticaParameter visit(ArrowType.Utf8 type) {
       return new Utf8AvaticaParameterConverter(type).createParameter(field);
     }
 
+    @Override
+    public AvaticaParameter visit(ArrowType.Utf8View type) {
+      return new Utf8ViewAvaticaParameterConverter(type).createParameter(field);
+    }
+
     @Override
     public AvaticaParameter visit(ArrowType.LargeUtf8 type) {
       return new LargeUtf8AvaticaParameterConverter(type).createParameter(field);
@@ -218,6 +225,11 @@ public AvaticaParameter visit(ArrowType.Binary type) {
       return new BinaryAvaticaParameterConverter(type).createParameter(field);
     }
 
+    @Override
+    public AvaticaParameter visit(ArrowType.BinaryView type) {
+      return new BinaryViewAvaticaParameterConverter(type).createParameter(field);
+    }
+
     @Override
     public AvaticaParameter visit(ArrowType.LargeBinary type) {
       return new LargeBinaryAvaticaParameterConverter(type).createParameter(field);

java/memory/memory-core/src/main/java/module-info.java

@@ -25,4 +25,5 @@
   requires jsr305;
   requires org.immutables.value;
   requires org.slf4j;
+  requires org.checkerframework.checker.qual;
 }

java/memory/memory-core/src/main/java/org/apache/arrow/memory/ReusableBuffer.java

@@ -44,4 +44,6 @@ public interface ReusableBuffer<T> {
    * @param len       the number of bytes of the new data
    */
   void set(ArrowBuf srcBytes, long start, long len);
+
+  void set(byte[] srcBytes, long start, long len);
 }

java/vector/src/main/codegen/data/ArrowTypes.tdd

@@ -65,6 +65,11 @@
       fields: [],
       complex: false
     },
+    {
+      name: "Utf8View",
+      fields: [],
+      complex: false
+    },
     {
       name: "LargeUtf8",
       fields: [],
@@ -75,6 +80,11 @@
       fields: [],
       complex: false
     },
+    {
+      name: "BinaryView",
+      fields: [],
+      complex: false
+    },
     {
       name: "LargeBinary",
       fields: [],

java/vector/src/main/codegen/data/ValueVectorTypes.tdd

@@ -189,7 +189,9 @@
       fields: [{name: "start", type: "int"}, {name: "end", type: "int"}, {name: "buffer", type: "ArrowBuf"}],
       minor: [
         { class: "VarBinary" , friendlyType: "byte[]" },
-        { class: "VarChar" , friendlyType: "Text" }
+        { class: "VarChar" , friendlyType: "Text" },
+        { class: "ViewVarBinary" , friendlyType: "byte[]" },
+        { class: "ViewVarChar" , friendlyType: "Text" }
       ]
     },
     {

java/vector/src/main/codegen/templates/HolderReaderImpl.java

@@ -109,9 +109,9 @@ public void read(Nullable${name}Holder h) {
     </#if>
     byte[] value = new byte [length];
     holder.buffer.getBytes(holder.start, value, 0, length);
-    <#if minor.class == "VarBinary" || minor.class == "LargeVarBinary">
+    <#if minor.class == "VarBinary" || minor.class == "LargeVarBinary" || minor.class == "ViewVarBinary">
     return value;
-    <#elseif minor.class == "VarChar" || minor.class == "LargeVarChar">
+    <#elseif minor.class == "VarChar" || minor.class == "LargeVarChar" || minor.class == "ViewVarChar">
     Text text = new Text();
     text.set(value);
     return text;

java/vector/src/main/codegen/templates/UnionReader.java

@@ -39,7 +39,7 @@
 @SuppressWarnings("unused")
 public class UnionReader extends AbstractFieldReader {
 
-  private static final int NUM_SUPPORTED_TYPES = 46;
+  private static final int NUM_SUPPORTED_TYPES = 48;
 
   private BaseReader[] readers = new BaseReader[NUM_SUPPORTED_TYPES];
   public UnionVector data;

java/vector/src/main/codegen/templates/ValueHolders.java

@@ -27,7 +27,6 @@
 package org.apache.arrow.vector.holders;
 
 <#include "/@includes/vv_imports.ftl" />
-
 /**
  * Source code generated using FreeMarker template ${.template_name}
  */
@@ -40,11 +39,12 @@ public final class ${className} implements ValueHolder{
 
     /** The last index (exclusive) into the Vector. **/
     public int end;
-    
+
     /** The Vector holding the actual values. **/
     public ${minor.class}Vector vector;
-    
+
     <#else>
+
     public static final int WIDTH = ${type.width};
 
     <#if mode.name == "Optional">public int isSet;
@@ -70,10 +70,6 @@ public String toString(){
       throw new UnsupportedOperationException();
     }
     </#if>
-
-
-
-
 }
 
 </#list>

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

@@ -20,7 +20,7 @@
 import org.apache.arrow.util.Preconditions;
 
 /**
- * Tuple class containing a vector and whether is was created.
+ * Tuple class containing a vector and whether it was created.
  *
  * @param <V> The type of vector the result is for.
  */

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

@@ -42,8 +42,7 @@
 /**
  * BaseLargeVariableWidthVector is a base class providing functionality for large strings/large bytes types.
  */
-public abstract class BaseLargeVariableWidthVector extends BaseValueVector
-    implements VariableWidthVector, FieldVector, VectorDefinitionSetter {
+public abstract class BaseLargeVariableWidthVector extends BaseValueVector implements VariableWidthFieldVector {
   private static final int DEFAULT_RECORD_BYTE_COUNT = 12;
   private static final int INITIAL_BYTE_COUNT = INITIAL_VALUE_ALLOCATION * DEFAULT_RECORD_BYTE_COUNT;
   private int lastValueCapacity;
@@ -942,6 +941,7 @@ public void setValueCount(int valueCount) {
    *
    * @param index target index
    */
+  @Override
   public void fillEmpties(int index) {
     handleSafe(index, emptyByteArray.length);
     fillHoles(index);
@@ -955,6 +955,7 @@ public void fillEmpties(int index) {
    *
    * @param value desired index of last non-null element.
    */
+  @Override
   public void setLastSet(int value) {
     lastSet = value;
   }
@@ -964,6 +965,7 @@ public void setLastSet(int value) {
    *
    * @return index of the last non-null element
    */
+  @Override
   public int getLastSet() {
     return lastSet;
   }
@@ -1003,6 +1005,7 @@ public void setValueLengthSafe(int index, int length) {
    * @param index   position of element to get
    * @return greater than 0 length for non-null element, 0 otherwise
    */
+  @Override
   public int getValueLength(int index) {
     assert index >= 0;
     if (isSet(index) == 0) {
@@ -1021,6 +1024,7 @@ public int getValueLength(int index) {
    * @param index   position of the element to set
    * @param value   array of bytes to write
    */
+  @Override
   public void set(int index, byte[] value) {
     assert index >= 0;
     fillHoles(index);
@@ -1037,6 +1041,7 @@ public void set(int index, byte[] value) {
    * @param index   position of the element to set
    * @param value   array of bytes to write
    */
+  @Override
   public void setSafe(int index, byte[] value) {
     assert index >= 0;
     handleSafe(index, value.length);
@@ -1055,6 +1060,7 @@ public void setSafe(int index, byte[] value) {
    * @param start   start index in array of bytes
    * @param length  length of data in array of bytes
    */
+  @Override
   public void set(int index, byte[] value, int start, int length) {
     assert index >= 0;
     fillHoles(index);
@@ -1091,6 +1097,7 @@ public void setSafe(int index, byte[] value, int start, int length) {
    * @param start   start index in ByteBuffer
    * @param length  length of data in ByteBuffer
    */
+  @Override
   public void set(int index, ByteBuffer value, int start, int length) {
     assert index >= 0;
     fillHoles(index);