公告：所有在
2025 年 4 月 15 日之前注册使用 Earth Engine 的非商业项目都必须
验证是否符合非商业性质的资格条件，才能继续使用 Earth Engine。
Method: projects.assets.copy
使用集合让一切井井有条
根据您的偏好保存内容并对其进行分类。
HTTP 请求
POST https://earthengine.googleapis.com/v1beta/{sourceName=projects/*/assets/**}:copy
网址采用 gRPC 转码语法。
路径参数
| 参数 |
sourceName |
string
要复制的资源的名称。name 的格式为“projects/*/assets/**”（例如“projects/earthengine-legacy/assets/users/[USER]/[ASSET]”）。所有用户拥有的资产都位于项目“earthengine-legacy”下（例如，“projects/earthengine-legacy/assets/users/foo/bar”）。所有其他资产均位于项目“earthengine-public”下（例如“projects/earthengine-public/assets/LANDSAT”）。（例如 "assets/users/[USER]/[ASSET]").
必须对指定的资源 sourceName 具有以下 IAM 权限才能进行授权：
|
请求正文
请求正文中包含结构如下的数据：
| JSON 表示法 |
{
"destinationName": string,
"overwrite": boolean
} |
| 字段 |
destinationName |
string
要将资源复制到的目标名称。name 的格式为“projects/*/assets/**”（例如“projects/earthengine-legacy/assets/users/[USER]/[ASSET]”）。所有用户拥有的资产都位于项目“earthengine-legacy”下（例如，“projects/earthengine-legacy/assets/users/foo/bar”）。所有其他资产均位于项目“earthengine-public”下（例如"projects/earthengine-public/assets/LANDSAT").
必须对指定的资源 destinationName 具有以下 IAM 权限才能进行授权：
earthengine.assets.create
|
overwrite |
boolean
是否允许覆盖现有素材资源。
|
响应正文
如果成功，则响应正文包含一个 EarthEngineAsset 实例。
授权范围
需要以下 OAuth 范围之一：
https://www.googleapis.com/auth/earthengine
https://www.googleapis.com/auth/cloud-platform
如需了解详情，请参阅 OAuth 2.0 Overview。
如未另行说明，那么本页面中的内容已根据知识共享署名 4.0 许可获得了许可，并且代码示例已根据 Apache 2.0 许可获得了许可。有关详情，请参阅 Google 开发者网站政策。Java 是 Oracle 和/或其关联公司的注册商标。
最后更新时间 (UTC)：2025-07-25。
[null,null,["最后更新时间 (UTC)：2025-07-25。"],[[["\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)."]]
