/// 删除多个对象
public void DeleteMultiObject()
{
//.cssg-snippet-body-start:[delete-multi-object]
try
{
string bucket = "examplebucket-1250000000"; //存储桶，格式：BucketName-APPID
DeleteMultiObjectRequest request = new DeleteMultiObjectRequest(bucket);
//设置返回结果形式
request.SetDeleteQuiet(false);
//对象key
string key = "exampleobject"; //对象键
List <string> objects = new List <string>();
objects.Add(key);
request.SetObjectKeys(objects);
//执行请求
DeleteMultiObjectResult result = cosXml.DeleteMultiObjects(request);
//请求成功
Console.WriteLine(result.GetResultInfo());
}
catch (COSXML.CosException.CosClientException clientEx)
{
//请求失败
Console.WriteLine("CosClientException: " + clientEx);
}
catch (COSXML.CosException.CosServerException serverEx)
{
//请求失败
Console.WriteLine("CosServerException: " + serverEx.GetInfo());
}
//.cssg-snippet-body-end
}
public static void AsyncMultiDeleteObject(COSXML.CosXml cosXml, string bucket, List <string> keys)
{
DeleteMultiObjectRequest request = new DeleteMultiObjectRequest(bucket);
//设置签名有效时长
request.SetSign(TimeUtils.GetCurrentTime(TimeUnit.SECONDS), 600);
//设置返回结果形式
request.SetDeleteQuiet(false);
//设置删除的keys
request.SetObjectKeys(keys);
//执行请求
cosXml.DeleteMultiObjects(request, delegate(CosResult result)
{
DeleteMultiObjectResult getObjectResult = result as DeleteMultiObjectResult;
Console.WriteLine(getObjectResult.GetResultInfo());
}, delegate(CosClientException clientEx, CosServerException serverEx)
{
if (clientEx != null)
{
QLog.D("XIAO", clientEx.Message);
Console.WriteLine("CosClientException: " + clientEx.StackTrace);
}
if (serverEx != null)
{
QLog.D("XIAO", serverEx.Message);
Console.WriteLine("CosServerException: " + serverEx.GetInfo());
}
});
}
public static void MultiDeleteObject(COSXML.CosXml cosXml, string bucket, List <string> keys)
{
try
{
DeleteMultiObjectRequest request = new DeleteMultiObjectRequest(bucket);
//设置签名有效时长
request.SetSign(TimeUtils.GetCurrentTime(TimeUnit.SECONDS), 600);
//设置返回结果形式
request.SetDeleteQuiet(false);
//设置删除的keys
request.SetObjectKeys(keys);
//执行请求
DeleteMultiObjectResult result = cosXml.DeleteMultiObjects(request);
Console.WriteLine(result.GetResultInfo());
}
catch (COSXML.CosException.CosClientException clientEx)
{
QLog.D("XIAO", clientEx.Message);
Console.WriteLine("CosClientException: " + clientEx.StackTrace);
}
catch (COSXML.CosException.CosServerException serverEx)
{
QLog.D("XIAO", serverEx.Message);
Console.WriteLine("CosServerException: " + serverEx.GetInfo());
}
}
public void MultiDeleteObject()
{
try
{
DeleteMultiObjectRequest request = new DeleteMultiObjectRequest(bucket);
//设置返回结果形式
request.SetDeleteQuiet(false);
//设置删除的keys
List <string> keys = new List <string>();
keys.Add(commonKey);
keys.Add(multiKey);
request.SetObjectKeys(keys);
//执行请求
DeleteMultiObjectResult result = cosXml.DeleteMultiObjects(request);
Console.WriteLine(result.GetResultInfo());
}
catch (COSXML.CosException.CosClientException clientEx)
{
Console.WriteLine("CosClientException: " + clientEx.Message);
Assert.True(false);
}
catch (COSXML.CosException.CosServerException serverEx)
{
Console.WriteLine("CosServerException: " + serverEx.GetInfo());
Assert.True(false);
}
}
/// 指定前缀批量删除对象
public void DeletePrefix()
{
//.cssg-snippet-body-start:[delete-prefix]
try
{
String nextMarker = null;
// 循环请求直到没有下一页数据
do
{
string bucket = "examplebucket-1250000000"; //存储桶，格式：BucketName-APPID
string prefix = "folder1/"; //指定前缀
GetBucketRequest listRequest = new GetBucketRequest(bucket);
//获取 folder1/ 下的所有对象以及子目录
listRequest.SetPrefix(prefix);
listRequest.SetMarker(nextMarker);
//执行列出对象请求
GetBucketResult listResult = cosXml.GetBucket(listRequest);
ListBucket info = listResult.listBucket;
// 对象列表
List <ListBucket.Contents> objects = info.contentsList;
// 下一页的下标
nextMarker = info.nextMarker;
DeleteMultiObjectRequest deleteRequest = new DeleteMultiObjectRequest(bucket);
//设置返回结果形式
deleteRequest.SetDeleteQuiet(false);
//对象列表
List <string> deleteObjects = new List <string>();
foreach (var content in objects)
{
deleteObjects.Add(content.key);
}
deleteRequest.SetObjectKeys(deleteObjects);
//执行批量删除请求
DeleteMultiObjectResult deleteResult = cosXml.DeleteMultiObjects(deleteRequest);
//打印请求结果
Console.WriteLine(deleteResult.GetResultInfo());
} while (nextMarker != null);
}
catch (COSXML.CosException.CosClientException clientEx)
{
//请求失败
Console.WriteLine("CosClientException: " + clientEx);
}
catch (COSXML.CosException.CosServerException serverEx)
{
//请求失败
Console.WriteLine("CosServerException: " + serverEx.GetInfo());
}
//.cssg-snippet-body-end
}
/// <summary>
/// 删除容器
/// </summary>
/// <param name="containerName"></param>
/// <returns></returns>
public async Task DeleteContainer(string containerName)
{
//删除目录等于删除该目录下的所有文件
var objs = await ListBlobs(containerName);
var count = objs.Count / 1000 + (objs.Count % 1000 > 0 ? 1 : 0);
for (var i = 0; i < count; i++)
{
var request = new DeleteMultiObjectRequest(_tcConfig.BucketName);
request.SetObjectKeys(objs.Skip(i * 1000).Take(1000).Select(p => p.Name).ToList());
var response = _cosXmlServer.DeleteMultiObjects(request);
await response.HandlerError("删除对象时出错(删除目录会删除该目录下所有的文件)!");
}
}
public async Task <bool> RemoveObjectAsync(string bucketName, List <string> objectNames)
{
if (string.IsNullOrEmpty(bucketName))
{
throw new ArgumentNullException(nameof(bucketName));
}
if (objectNames == null || objectNames.Count == 0)
{
throw new ArgumentNullException(nameof(objectNames));
}
bucketName = ConvertBucketName(bucketName);
DeleteMultiObjectRequest request = new DeleteMultiObjectRequest(bucketName);
//设置返回结果形式
request.SetDeleteQuiet(false);
request.SetObjectKeys(objectNames);
DeleteMultiObjectResult result = _client.DeleteMultiObjects(request);
return(await Task.FromResult(result.IsSuccessful()));
}
public bool DeleteMutiObjects(List <string> keys)
{
try
{
//存储桶，格式：BucketName-APPID
DeleteMultiObjectRequest request = new DeleteMultiObjectRequest(options.Bucket);
//设置返回结果形式
request.SetDeleteQuiet(false);
//对象key
//List<string> objects = new List<string>();
//objects.Add(key);
request.SetObjectKeys(keys);
//执行请求
DeleteMultiObjectResult result = cosXml.DeleteMultiObjects(request);
//请求成功
// Console.WriteLine(result.GetResultInfo());
logger.LogInformation($"DeleteMutiObjects[{string.Join("|", keys)}]:{result.GetResultInfo()}");
}
catch (COSXML.CosException.CosClientException clientEx)
{
logger.LogError(clientEx, $"DeleteObject");
return(false);
//请求失败
//Console.WriteLine("CosClientException: " + clientEx);
}
catch (COSXML.CosException.CosServerException serverEx)
{
logger.LogError(serverEx, $"DeleteObject");
return(false);
//请求失败
// Console.WriteLine("CosServerException: " + serverEx.GetInfo());
}
return(true);
}