Enum Class MergeOptions.WhenNotMatched

java.lang.Object
java.lang.Enum<MergeOptions.WhenNotMatched>
com.mongodb.client.model.MergeOptions.WhenNotMatched
All Implemented Interfaces:
Serializable, Comparable<MergeOptions.WhenNotMatched>, java.lang.constant.Constable
Enclosing class:
MergeOptions

public static enum MergeOptions.WhenNotMatched extends Enum<MergeOptions.WhenNotMatched>
The behavior of $merge if a result document does not match an existing document in the out collection.
  • Enum Constant Details

    • INSERT

      public static final MergeOptions.WhenNotMatched INSERT
      Insert the document into the output collection.
    • DISCARD

      public static final MergeOptions.WhenNotMatched DISCARD
      Discard the document; i.e. $merge does not insert the document into the output collection.
    • FAIL

      public static final MergeOptions.WhenNotMatched FAIL
      Stop and fail the aggregation operation. Any changes to the output collection from previous documents are not reverted.
  • Method Details

    • values

      public static MergeOptions.WhenNotMatched[] values()
      Returns an array containing the constants of this enum class, in the order they are declared.
      Returns:
      an array containing the constants of this enum class, in the order they are declared
    • valueOf

      public static MergeOptions.WhenNotMatched valueOf(String name)
      Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)
      Parameters:
      name - the name of the enum constant to be returned.
      Returns:
      the enum constant with the specified name
      Throws:
      IllegalArgumentException - if this enum class has no constant with the specified name
      NullPointerException - if the argument is null