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.cassandra.sidecar.client;
  
  import java.nio.ByteBuffer;
  
  import io.vertx.core.buffer.Buffer;
  
  /**
   * A {@link StreamBuffer} implementation that wraps a vertx {@link Buffer}
   */
  public class VertxStreamBuffer implements StreamBuffer
  {
      private final Buffer buffer;
  
      /**
       * Constructs a new instance with the provide {@code buffer}
       *
       * @param buffer the source buffer for the data
       */
      public VertxStreamBuffer(Buffer buffer)
      {
          this.buffer = buffer;
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public void copyBytes(int sourceOffset, ByteBuffer destination, int length)
      {
          destination.put(buffer.getBytes(sourceOffset, sourceOffset + length));
          destination.flip();
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public void copyBytes(int sourceOffset, byte[] destination, int destinationIndex, int length)
      {
          buffer.getBytes(sourceOffset, sourceOffset + length, destination, destinationIndex);
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public byte getByte(int index)
      {
          return buffer.getByte(index);
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public int readableBytes()
      {
          return buffer.length();
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public void release()
      {
          // DO NOTHING
      }
  }
  