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驗證非商業用途資格，才能繼續存取 Earth Engine。
Method: projects.assets.copy
透過集合功能整理內容
你可以依據偏好儲存及分類內容。
HTTP 要求
POST https://earthengine.googleapis.com/v1beta/{sourceName=projects/*/assets/**}:copy
這個網址使用 gRPC 轉碼語法。
路徑參數
| 參數 |
sourceName |
string
要複製的資產名稱。name 的格式為「projects/*/assets/**」(例如「projects/earthengine-legacy/assets/users/[USER]/[ASSET]」)。所有使用者擁有的素材資源都屬於「earthengine-legacy」專案 (例如「projects/earthengine-legacy/assets/users/foo/bar」)。所有其他素材資源都屬於「earthengine-public」專案 (例如「projects/earthengine-public/assets/LANDSAT」)。(例如："assets/users/[USER]/[ASSET]").
授權需要指定資源 sourceName 的下列 IAM 權限：
|
要求主體
要求主體的資料會採用以下結構：
| JSON 表示法 |
{
"destinationName": string,
"overwrite": boolean
} |
| 欄位 |
destinationName |
string
要複製資產的目的地名稱。name 的格式為「projects/*/assets/**」(例如「projects/earthengine-legacy/assets/users/[USER]/[ASSET]」)。所有使用者擁有的素材資源都屬於「earthengine-legacy」專案 (例如「projects/earthengine-legacy/assets/users/foo/bar」)。所有其他素材資源都屬於「earthengine-public」專案 (例如"projects/earthengine-public/assets/LANDSAT").
授權需要指定資源 destinationName 的下列 IAM 權限：
earthengine.assets.create
|
overwrite |
boolean
是否允許覆寫現有資產。
|
回應主體
如果成功，回應主體會包含 EarthEngineAsset 的執行例項。
授權範圍
需要下列其中一種 OAuth 範圍：
https://www.googleapis.com/auth/earthengine
https://www.googleapis.com/auth/cloud-platform
詳情請參閱 OAuth 2.0 Overview。
除非另有註明，否則本頁面中的內容是採用創用 CC 姓名標示 4.0 授權，程式碼範例則為阿帕契 2.0 授權。詳情請參閱《Google Developers 網站政策》。Java 是 Oracle 和/或其關聯企業的註冊商標。
上次更新時間：2025-07-25 (世界標準時間)。
[null,null,["上次更新時間：2025-07-25 (世界標準時間)。"],[[["\u003cp\u003eCopies an Earth Engine asset from a source to a destination location.\u003c/p\u003e\n"],["\u003cp\u003eRequires specifying the source and destination asset names in the request.\u003c/p\u003e\n"],["\u003cp\u003eAllows overwriting an existing asset at the destination with the \u003ccode\u003eoverwrite\u003c/code\u003e parameter.\u003c/p\u003e\n"],["\u003cp\u003eNeeds appropriate IAM permissions for both source (get) and destination (create) assets.\u003c/p\u003e\n"],["\u003cp\u003eAuthentication can be achieved using Earth Engine or Cloud Platform OAuth scopes.\u003c/p\u003e\n"]]],["To copy an asset, send a POST request to `https://earthengine.googleapis.com/v1beta/{sourceName=projects/*/assets/**}:copy`. Specify the `sourceName` path parameter to indicate the asset to copy and include a request body with the `destinationName` string and an `overwrite` boolean, which indicates if an existing asset can be overwritten. User-owned assets are under `earthengine-legacy`, and all other assets are under `earthengine-public`. The response will contain the copied asset information. Authorization is required.\n"],null,["# Method: projects.assets.copy\n\nCopies an asset.\n\n### HTTP request\n\n`POST https://earthengine.googleapis.com/v1beta/{sourceName=projects/*/assets/**}:copy`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\n### Path parameters\n\n| Parameters ||\n|--------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `sourceName` | `string` The name of the asset to copy. `name` is of the format \"projects/\\*/assets/\\*\\*\" (e.g., \"projects/earthengine-legacy/assets/users/\\[USER\\]/\\[ASSET\\]\"). All user-owned assets are under the project \"earthengine-legacy\" (e.g., \"projects/earthengine-legacy/assets/users/foo/bar\"). All other assets are under the project \"earthengine-public\" (e.g., \"projects/earthengine-public/assets/LANDSAT\"). (e.g., \"assets/users/\\[USER\\]/\\[ASSET\\]\"). Authorization requires the following [IAM](https://cloud.google.com/iam/docs/) permission on the specified resource `sourceName`: - `earthengine.assets.get` |\n\n### Request body\n\nThe request body contains data with the following structure:\n\n| JSON representation |\n|-------------------------------------------------------------|\n| ``` { \"destinationName\": string, \"overwrite\": boolean } ``` |\n\n| Fields ||\n|-------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `destinationName` | `string` The destination name to which to copy the asset. `name` is of the format \"projects/\\*/assets/\\*\\*\" (e.g., \"projects/earthengine-legacy/assets/users/\\[USER\\]/\\[ASSET\\]\"). All user-owned assets are under the project \"earthengine-legacy\" (e.g., \"projects/earthengine-legacy/assets/users/foo/bar\"). All other assets are under the project \"earthengine-public\" (e.g., \"projects/earthengine-public/assets/LANDSAT\"). Authorization requires the following [IAM](https://cloud.google.com/iam/docs/) permission on the specified resource `destinationName`: - `earthengine.assets.create` |\n| `overwrite` | `boolean` Whether to allow overwriting an existing asset. |\n\n### Response body\n\nIf successful, the response body contains an instance of [EarthEngineAsset](/earth-engine/reference/rest/v1beta/projects.assets#EarthEngineAsset).\n\n### Authorization scopes\n\nRequires one of the following OAuth scopes:\n\n- `https://www.googleapis.com/auth/earthengine`\n- `\n https://www.googleapis.com/auth/cloud-platform`\n\nFor more information, see the [OAuth 2.0 Overview](/identity/protocols/OAuth2)."]]
