content: /*
   * 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.adapter.jdbc.binder;
  
  import java.sql.PreparedStatement;
  import java.sql.SQLException;
  import org.apache.arrow.memory.util.ArrowBufPointer;
  import org.apache.arrow.vector.ElementAddressableVector;
  import org.apache.arrow.vector.FieldVector;
  
  /**
   * A binder for variable-width binary types.
   *
   * @param <T> The binary vector.
   */
  public class VarBinaryBinder<T extends FieldVector & ElementAddressableVector>
      extends BaseColumnBinder<T> {
    private final ArrowBufPointer element;
  
    /**
     * Create a binder for the given vector using the given JDBC type for null values.
     *
     * @param vector The vector to draw values from.
     * @param jdbcType The JDBC type code.
     */
    public VarBinaryBinder(T vector, int jdbcType) {
      super(vector, jdbcType);
      this.element = new ArrowBufPointer();
    }
  
    @Override
    public void bind(PreparedStatement statement, int parameterIndex, int rowIndex)
        throws SQLException {
      vector.getDataPointer(rowIndex, element);
      if (element.getBuf() == null) {
        statement.setNull(parameterIndex, jdbcType);
        return;
      }
      if (element.getLength() > (long) Integer.MAX_VALUE) {
        final String message =
            String.format(
                "Length of value at index %d (%d) exceeds Integer.MAX_VALUE",
                rowIndex, element.getLength());
        throw new RuntimeException(message);
      }
      byte[] binaryData = new byte[(int) element.getLength()];
      element.getBuf().getBytes(element.getOffset(), binaryData);
      statement.setBytes(parameterIndex, binaryData);
    }
  }
  