Constructor Detail

• ObjectOperatorFactory

  public ObjectOperatorFactory(Object value)

  Creates new ObjectOperators.ObjectOperatorFactory for given value.

  Parameters:

  value - must not be null.

Method Detail

• merge

  public ObjectOperators.MergeObjects merge()

  Creates new aggregation expression that takes the associated value and uses $mergeObjects as an accumulator within the $group stage.
  NOTE: Requires MongoDB 4.0 or later.

  Returns:

  new instance of ObjectOperators.MergeObjects.

• mergeWith

  public ObjectOperators.MergeObjects mergeWith(Object... values)

  Creates new aggregation expression that takes the associated value and combines it with the given values (documents or mapped objects) into a single document.
  NOTE: Requires MongoDB 4.0 or later.

  Returns:

  new instance of ObjectOperators.MergeObjects.

• mergeWithValuesOf

  public ObjectOperators.MergeObjects mergeWithValuesOf(String... fieldReferences)

  Creates new aggregation expression that takes the associated value and combines it with the values of the given field references into a single document.
  NOTE: Requires MongoDB 4.0 or later.

  Returns:

  new instance of ObjectOperators.MergeObjects.

• mergeWithValuesOf

  public ObjectOperators.MergeObjects mergeWithValuesOf(AggregationExpression... expression)

  Creates new aggregation expression that takes the associated value and combines it with the result values of the given expressions into a single document.
  NOTE: Requires MongoDB 4.0 or later.

  Returns:

  new instance of ObjectOperators.MergeObjects.

• toArray

  public ObjectOperators.ObjectToArray toArray()

  Creates new aggregation expression that takes the associated value and converts it to an array of documents that contain two fields k and v each.
  NOTE: Requires MongoDB 3.6 or later.

  Since:

  2.1