Creates an already-completed OperationFuture, useful for testing.
completedSnapshot.isDone() must return true. The snapshot's getResponse()
and getMetadata() must be instances of ResponseT and MetadataT,
respectively.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-15 UTC."],[[["This webpage provides documentation for `OperationFutures` within the Google API Client Library for Java."],["The latest version of `OperationFutures` documented is version 2.63.1, with numerous older versions, going back to 2.7.1, also available."],["`OperationFutures` inherits methods from `java.lang.Object`, including common operations like `equals()`, `hashCode()`, and `toString()`."],["A key static method, `immediateOperationFuture`, allows the creation of a pre-completed `OperationFuture`, primarily intended for testing purposes."],["The `immediateOperationFuture` method requires an `OperationSnapshot` that is already marked as completed and provides the expected response and metadata types."]]],[]]