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public interface OnCompleteListener
<TResult>
Listener called when a Task
completes.
Summary
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Last updated 2024-10-31 UTC.
[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2024-10-31 UTC."],[[["\u003cp\u003e\u003ccode\u003eOnCompleteListener\u003c/code\u003e is an interface in Android used for listening to the completion of a \u003ccode\u003eTask\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eIt provides a callback method, \u003ccode\u003eonComplete\u003c/code\u003e, which is triggered when the \u003ccode\u003eTask\u003c/code\u003e finishes, whether successful or failed.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eonComplete\u003c/code\u003e method receives the completed \u003ccode\u003eTask\u003c/code\u003e as a parameter, allowing developers to access the results or handle any errors.\u003c/p\u003e\n"],["\u003cp\u003eThis interface is useful for performing actions or updating UI elements based on the outcome of asynchronous operations.\u003c/p\u003e\n"]]],["`OnCompleteListener` is an interface that listens for the completion of a `Task`. It defines the `onComplete` method, which is called when a `Task` finishes. This method receives a non-null `Task` object as a parameter, representing the completed task. The result type of the `Task` is specified by `\u003cTResult\u003e`. The `addOnCompleteListener` method allows the addition of a listener to a Task.\n"],null,["# OnCompleteListener\n==================\n\n[Kotlin](/android/reference/kotlin/com/google/android/gms/tasks/OnCompleteListener \"View this page in Kotlin\") \\|Java \n\n\n```\npublic interface OnCompleteListener\u003cTResult\u003e\n```\n\n\u003cbr /\u003e\n\n*** ** * ** ***\n\nListener called when a [Task](/android/reference/com/google/android/gms/tasks/Task) completes. \n\n| Parameters |\n|-------------|------------------------|\n| `\u003cTResult\u003e` | the Task's result type |\n\n| See also |\n|---------------------------------------------------------------------------------------------------------------------------------------------------------------|---|\n| [addOnCompleteListener](/android/reference/com/google/android/gms/tasks/Task#addOnCompleteListener(com.google.android.gms.tasks.OnCompleteListener\u003cTResult\u003e)) | |\n\nSummary\n-------\n\n| ### Public methods |\n|--------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `abstract void` | [onComplete](/android/reference/com/google/android/gms/tasks/OnCompleteListener#onComplete(com.google.android.gms.tasks.Task\u003cTResult\u003e))`(@`[NonNull](https://developer.android.com/reference/androidx/annotation/NonNull.html)` `[Task](/android/reference/com/google/android/gms/tasks/Task)`\u003cTResult\u003e task)` Called when the Task completes. |\n\nPublic methods\n--------------\n\n### onComplete\n\n```\nabstract void onComplete(@NonNull Task\u003cTResult\u003e task)\n```\n\nCalled when the Task completes. \n\n| Parameters |\n|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------|\n| `@`[NonNull](https://developer.android.com/reference/androidx/annotation/NonNull.html)` `[Task](/android/reference/com/google/android/gms/tasks/Task)`\u003cTResult\u003e task` | the completed Task. Never null |"]]
