How to use

bytesToHex

method

in

org.apache.cassandra.utils.ByteBufferUtil

  /**
   * Decompose.
   * 
   * @param value
   *            the value
   * @param clazz
   *            the clazz
   * @return the object
   */
  private static Object decompose(Object value, Class clazz)
  {
    ByteBuffer buf = ByteBuffer.wrap((byte[]) value, 0, ((byte[]) value).length);
    return ByteBufferUtil.bytesToHex(buf);
  }
}

 @Test
 public void testInsertSyntaxHex() {
  CqlQuery<String,String,Long> cqlQuery = new CqlQuery<String,String,Long>(keyspace, se, se, le);
  String query = String.format("update Standard1 set '%s' = '%s' WHERE KEY = '%s'",
    ByteBufferUtil.bytesToHex(se.toByteBuffer("birthyear")),
    ByteBufferUtil.bytesToHex(se.toByteBuffer("1976")),
    ByteBufferUtil.bytesToHex(se.toByteBuffer("mykey1")));
  cqlQuery.setQuery(query);
  cqlQuery.execute();
 }
}

  @Override
  public String toString()
  {
    return mark == null ? "null" : ByteBufferUtil.bytesToHex(mark);
  }
}

  @Override
  public String toString()
  {
    return mark == null ? "null" : ByteBufferUtil.bytesToHex(mark);
  }
}

@Override
public String toJSONString(ByteBuffer buffer, ProtocolVersion protocolVersion)
{
  return "\"0x" + ByteBufferUtil.bytesToHex(buffer) + '"';
}

  @Override
  public String toString()
  {
    return String.format("LegacyCell(%s, name=%s, v=%s, ts=%s, ldt=%s, ttl=%s)", kind, name, ByteBufferUtil.bytesToHex(value), timestamp, localDeletionTime, ttl);
  }
}

  @Override
  public String toString()
  {
    return String.format("LegacyCell(%s, name=%s, v=%s, ts=%s, ldt=%s, ttl=%s)", kind, name, ByteBufferUtil.bytesToHex(value), timestamp, localDeletionTime, ttl);
  }
}

@Override
public String toString()
{
  return String.format("CounterCacheKey(%s, %s, %s)",
             ksAndCFName,
             ByteBufferUtil.bytesToHex(ByteBuffer.wrap(partitionKey)),
             ByteBufferUtil.bytesToHex(ByteBuffer.wrap(cellName)));
}

  public DigestMismatchException(DecoratedKey key, ByteBuffer digest1, ByteBuffer digest2)
  {
    super(String.format("Mismatch for key %s (%s vs %s)",
              key.toString(),
              ByteBufferUtil.bytesToHex(digest1),
              ByteBufferUtil.bytesToHex(digest2)));
  }
}

  public DigestMismatchException(DecoratedKey key, ByteBuffer digest1, ByteBuffer digest2)
  {
    super(String.format("Mismatch for key %s (%s vs %s)",
              key.toString(),
              ByteBufferUtil.bytesToHex(digest1),
              ByteBufferUtil.bytesToHex(digest2)));
  }
}

  private static String stringify(ByteBuffer name)
  {
    try
    {
      return UTF8Type.instance.getString(name);
    }
    catch (Exception e)
    {
      return ByteBufferUtil.bytesToHex(name);
    }
  }
}

  @Override
  public String toString()
  {
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < clustering.size(); i++)
      sb.append(i > 0 ? ":" : "").append(clustering.get(i) == null ? "null" : ByteBufferUtil.bytesToHex(clustering.get(i)));
    return String.format("Cellname(clustering=%s, column=%s, collElt=%s)", sb.toString(), column == null ? "null" : column.name, collectionElement == null ? "null" : ByteBufferUtil.bytesToHex(collectionElement));
  }
}

  @Override
  public String toString()
  {
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < clustering.size(); i++)
      sb.append(i > 0 ? ":" : "").append(clustering.get(i) == null ? "null" : ByteBufferUtil.bytesToHex(clustering.get(i)));
    return String.format("Cellname(clustering=%s, column=%s, collElt=%s)", sb.toString(), column == null ? "null" : column.name, collectionElement == null ? "null" : ByteBufferUtil.bytesToHex(collectionElement));
  }
}

  @Override
  public String toString()
  {
    StringBuilder sb = new StringBuilder();
    sb.append(bound.kind()).append('(');
    for (int i = 0; i < bound.size(); i++)
      sb.append(i > 0 ? ":" : "").append(bound.get(i) == null ? "null" : ByteBufferUtil.bytesToHex(bound.get(i)));
    sb.append(')');
    return String.format("Bound(%s, collection=%s)", sb.toString(), collectionName == null ? "null" : collectionName.name);
  }
}

public String deserialize(ByteBuffer bytes)
{
  try
  {
    return ByteBufferUtil.string(bytes, charset);
  }
  catch (CharacterCodingException e)
  {
    throw new MarshalException("Invalid " + charset + " bytes " + ByteBufferUtil.bytesToHex(bytes));
  }
}

public String deserialize(ByteBuffer bytes)
{
  try
  {
    return ByteBufferUtil.string(bytes, charset);
  }
  catch (CharacterCodingException e)
  {
    throw new MarshalException("Invalid " + charset + " bytes " + ByteBufferUtil.bytesToHex(bytes));
  }
}

public void validateCollectionMember(ByteBuffer bytes, ByteBuffer collectionName) throws MarshalException
{
  CollectionType t = defined.get(collectionName);
  if (t == null)
    throw new MarshalException(ByteBufferUtil.bytesToHex(collectionName) + " is not defined as a collection");
  t.nameComparator().validate(bytes);
}

public void validateCollectionMember(ByteBuffer bytes, ByteBuffer collectionName) throws MarshalException
{
  CollectionType t = defined.get(collectionName);
  if (t == null)
    throw new MarshalException(ByteBufferUtil.bytesToHex(collectionName) + " is not defined as a collection");
  t.nameComparator().validate(bytes);
}

@Override
public String toString()
{
  String keystring = getKey() == null ? "null" : ByteBufferUtil.bytesToHex(getKey());
  return "DecoratedKey(" + getToken() + ", " + keystring + ")";
}

@Override
public String toString()
{
  String keystring = getKey() == null ? "null" : ByteBufferUtil.bytesToHex(getKey());
  return "DecoratedKey(" + getToken() + ", " + keystring + ")";
}