Precondition class final

A precondition on a document, used for conditional operations.

Constructors

Precondition({bool? exists, Timestamp? updateTime})

Precondition.fromJson(Object? j)

factory

Properties

exists → bool?

When set to true, the target document must exist. When set to false, the target document must not exist.

final

hashCode → int

The hash code for this object.

no setter, inherited

qualifiedName → String

The fully qualified name of this message, i.e., google.protobuf.Duration or google.rpc.ErrorInfo.

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

updateTime → Timestamp?

When set, the target document must exist and have been last updated at that time. Timestamp must be microsecond aligned.

final

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toJson() → Object

toString() → String

A string representation of this object.

override

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Constants

fullyQualifiedName → const String