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// MinIO Rust Library for Amazon S3 Compatible Cloud Storage
// Copyright 2025 MinIO, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use crate::impl_has_s3fields;
use crate::s3::error::S3ServerError::S3Error;
use crate::s3::error::{Error, ValidationErr};
use crate::s3::minio_error_response::MinioErrorCode;
use crate::s3::response_traits::{HasBucket, HasRegion};
use crate::s3::types::{FromS3Response, S3Request};
use async_trait::async_trait;
use bytes::Bytes;
use http::HeaderMap;
use std::mem;
/// Response from the [`bucket_exists()`](crate::s3::client::MinioClient::bucket_exists) API.
///
/// Contains information about the existence of a bucket.
#[derive(Clone, Debug)]
pub struct BucketExistsResponse {
request: S3Request,
headers: HeaderMap,
body: Bytes,
pub(crate) exists: bool,
}
impl_has_s3fields!(BucketExistsResponse);
impl HasBucket for BucketExistsResponse {}
impl HasRegion for BucketExistsResponse {}
#[async_trait]
impl FromS3Response for BucketExistsResponse {
async fn from_s3response(
request: S3Request,
response: Result<reqwest::Response, Error>,
) -> Result<Self, Error> {
match response {
Ok(mut resp) => Ok(Self {
request,
headers: mem::take(resp.headers_mut()),
body: resp.bytes().await.map_err(ValidationErr::HttpError)?,
exists: true,
}),
Err(Error::S3Server(S3Error(mut e)))
if matches!(e.code(), MinioErrorCode::NoSuchBucket) =>
{
Ok(Self {
request,
headers: e.take_headers(),
body: Bytes::new(),
exists: false,
})
}
Err(e) => Err(e),
}
}
}
impl BucketExistsResponse {
/// Returns `true` if the bucket exists, `false` otherwise.
pub fn exists(&self) -> bool {
self.exists
}
}