CloudPageBlob.WritePages Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Overloads
WritePages(Stream, Int64, Checksum, AccessCondition, BlobRequestOptions, OperationContext) |
Writes pages to a page blob. |
WritePages(Uri, Int64, Int64, Int64, Checksum, AccessCondition, AccessCondition, BlobRequestOptions, OperationContext) |
Writes pages to a page blob. |
WritePages(Stream, Int64, Checksum, AccessCondition, BlobRequestOptions, OperationContext)
Writes pages to a page blob.
[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual void WritePages (System.IO.Stream pageData, long startOffset, Microsoft.Azure.Storage.Shared.Protocol.Checksum contentChecksum = default, Microsoft.Azure.Storage.AccessCondition accessCondition = default, Microsoft.Azure.Storage.Blob.BlobRequestOptions options = default, Microsoft.Azure.Storage.OperationContext operationContext = default);
[<Microsoft.Azure.Storage.DoesServiceRequest>]
abstract member WritePages : System.IO.Stream * int64 * Microsoft.Azure.Storage.Shared.Protocol.Checksum * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.Blob.BlobRequestOptions * Microsoft.Azure.Storage.OperationContext -> unit
override this.WritePages : System.IO.Stream * int64 * Microsoft.Azure.Storage.Shared.Protocol.Checksum * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.Blob.BlobRequestOptions * Microsoft.Azure.Storage.OperationContext -> unit
Public Overridable Sub WritePages (pageData As Stream, startOffset As Long, Optional contentChecksum As Checksum = Nothing, Optional accessCondition As AccessCondition = Nothing, Optional options As BlobRequestOptions = Nothing, Optional operationContext As OperationContext = Nothing)
Parameters
- startOffset
- Int64
The offset at which to begin writing, in bytes. The offset must be a multiple of 512.
- contentChecksum
- Checksum
An optional hash value used to ensure transactional integrity. May be null
or Checksum.None
- accessCondition
- AccessCondition
An AccessCondition object that represents the condition that must be met in order for the request to proceed. If null
, no condition is used.
- options
- BlobRequestOptions
A BlobRequestOptions object that specifies additional options for the request. If null
, default options are applied to the request.
- operationContext
- OperationContext
An OperationContext object that represents the context for the current operation.
- Attributes
Remarks
Clients may send the content checksum headers for a given operation as a means to ensure transactional integrity over the wire. The contentChecksum
parameter permits clients who already have access to a pre-computed checksum value for a given byte range to provide it. If the BlobRequestOptions.UseTransactionalMd5 or BlobRequestOptions.UseTransactionalCrc64 properties are set to true
and the corresponding content parameter is set to null
, then the client library will calculate the checksum value internally.
Applies to
WritePages(Uri, Int64, Int64, Int64, Checksum, AccessCondition, AccessCondition, BlobRequestOptions, OperationContext)
Writes pages to a page blob.
[Microsoft.Azure.Storage.DoesServiceRequest]
public virtual void WritePages (Uri sourceUri, long offset, long count, long startOffset, Microsoft.Azure.Storage.Shared.Protocol.Checksum sourceContentChecksum = default, Microsoft.Azure.Storage.AccessCondition sourceAccessCondition = default, Microsoft.Azure.Storage.AccessCondition destAccessCondition = default, Microsoft.Azure.Storage.Blob.BlobRequestOptions options = default, Microsoft.Azure.Storage.OperationContext operationContext = default);
[<Microsoft.Azure.Storage.DoesServiceRequest>]
abstract member WritePages : Uri * int64 * int64 * int64 * Microsoft.Azure.Storage.Shared.Protocol.Checksum * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.Blob.BlobRequestOptions * Microsoft.Azure.Storage.OperationContext -> unit
override this.WritePages : Uri * int64 * int64 * int64 * Microsoft.Azure.Storage.Shared.Protocol.Checksum * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.AccessCondition * Microsoft.Azure.Storage.Blob.BlobRequestOptions * Microsoft.Azure.Storage.OperationContext -> unit
Public Overridable Sub WritePages (sourceUri As Uri, offset As Long, count As Long, startOffset As Long, Optional sourceContentChecksum As Checksum = Nothing, Optional sourceAccessCondition As AccessCondition = Nothing, Optional destAccessCondition As AccessCondition = Nothing, Optional options As BlobRequestOptions = Nothing, Optional operationContext As OperationContext = Nothing)
Parameters
- offset
- Int64
The byte offset in the source at which to begin retrieving content.
- count
- Int64
The number of bytes from the source to return, or null
to return all bytes through the end of the blob.
- startOffset
- Int64
The offset at which to begin writing, in bytes. The offset must be a multiple of 512.
- sourceContentChecksum
- Checksum
- sourceAccessCondition
- AccessCondition
An AccessCondition object that represents the access conditions for the source blob. If null
, no condition is used.
- destAccessCondition
- AccessCondition
An AccessCondition object that represents the access conditions for the destination blob. If null
, no condition is used.
- options
- BlobRequestOptions
A BlobRequestOptions object that specifies additional options for the request. If null
, default options are applied to the request.
- operationContext
- OperationContext
An OperationContext object that represents the context for the current operation.
- Attributes