IAuthorizationExtension.CheckAccess 方法
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
指示是否授权用户来访问报表服务器数据库中给定操作的项。
重载
CheckAccess(String, IntPtr, Byte[], CatalogOperation) |
指示是否授权用户来访问报表服务器数据库中给定目录操作的项。 |
CheckAccess(String, IntPtr, Byte[], CatalogOperation[]) |
指示是否授权用户来访问报表服务器数据库中给定目录操作数组的项。 |
CheckAccess(String, IntPtr, Byte[], DatasourceOperation) |
指示是否授权用户来访问报表服务器数据库中给定数据源操作的项。 |
CheckAccess(String, IntPtr, Byte[], FolderOperation) |
指示是否授权用户来访问报表服务器数据库中给定文件夹操作的项。 |
CheckAccess(String, IntPtr, Byte[], FolderOperation[]) |
根据报表服务器数据库中某一项的操作的安全描述符,检查用户的授权凭据。 |
CheckAccess(String, IntPtr, Byte[], ModelItemOperation) |
指示是否授权用户来访问报表服务器数据库中给定模型项操作的项。 |
CheckAccess(String, IntPtr, Byte[], ModelOperation) |
指示用户是否有权访问报表服务器数据库中给定模型操作的项的值。 |
CheckAccess(String, IntPtr, Byte[], ReportOperation) |
指示是否授权用户来访问报表服务器数据库中给定报表操作的项。 |
CheckAccess(String, IntPtr, Byte[], ResourceOperation) |
指示是否授权用户来访问报表服务器数据库中给定资源操作的项。 |
CheckAccess(String, IntPtr, Byte[], ResourceOperation[]) |
指示是否授权用户来访问报表服务器数据库中给定资源操作数组的项。 |
CheckAccess(String, IntPtr, Byte[], CatalogOperation)
指示是否授权用户来访问报表服务器数据库中给定目录操作的项。
public:
bool CheckAccess(System::String ^ userName, IntPtr userToken, cli::array <System::Byte> ^ secDesc, Microsoft::ReportingServices::Interfaces::CatalogOperation requiredOperation);
public bool CheckAccess (string userName, IntPtr userToken, byte[] secDesc, Microsoft.ReportingServices.Interfaces.CatalogOperation requiredOperation);
abstract member CheckAccess : string * nativeint * byte[] * Microsoft.ReportingServices.Interfaces.CatalogOperation -> bool
Public Function CheckAccess (userName As String, userToken As IntPtr, secDesc As Byte(), requiredOperation As CatalogOperation) As Boolean
参数
- userName
- String
请求访问报表服务器的用户的名称。
- userToken
-
IntPtr
nativeint
用户帐户标记。 此标记主要由报表服务器用于处理 Microsoft Windows 帐户,以便支持针对 Windows 身份验证的凭据管理。
- secDesc
- Byte[]
项的安全描述符。
- requiredOperation
- CatalogOperation
报表服务器为给定用户请求的操作。
返回
如果授权当前验证了身份的用户基于提供的操作和安全描述符访问该项,则返回 true
。
示例
以下示例代码使用 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法根据报表服务器数据库中项的安全描述符评估用户的授权凭据。
Public Function CheckAccess(userName As String, userToken As IntPtr, secDesc() As Byte, requiredOperation As CatalogOperation) As Boolean
Dim acl As AceCollection = DeserializeAcl(secDesc)
Dim ace As AceStruct
For Each ace In acl
' First check to see if the user or group has an access control entry for the item
If userName = ace.PrincipalName Then
' If an entry is found, return true if the given required operation
' is contained in the ACE structure.
Dim aclOperation As CatalogOperation
For Each aclOperation In ace.CatalogOperations
If aclOperation = requiredOperation Then
Return True
End If
Next aclOperation
End If
Next ace
Return False
End Function 'CheckAccess
Private Function DeserializeAcl(secDesc() As Byte) As AceCollection
Dim bf As New BinaryFormatter()
Dim sdStream As New MemoryStream(secDesc)
Dim acl As AceCollection = CType(bf.Deserialize(sdStream), AceCollection)
Return acl
End Function 'DeserializeAcl
public bool CheckAccess(string userName, IntPtr userToken, byte[] secDesc, CatalogOperation requiredOperation)
{
AceCollection acl = DeserializeAcl(secDesc);
foreach(AceStruct ace in acl)
{
// First check to see if the user or group has an access control entry for the item
if (userName == ace.PrincipalName)
{
// If an entry is found, return true if the given required operation
// is contained in the ACE structure.
foreach(CatalogOperation aclOperation in ace.CatalogOperations)
{
if (aclOperation == requiredOperation)
return true;
}
}
}
return false;
}
private AceCollection DeserializeAcl(byte[] secDesc)
{
BinaryFormatter bf = new BinaryFormatter();
MemoryStream sdStream = new MemoryStream(secDesc);
AceCollection acl = (AceCollection)bf.Deserialize(sdStream);
return acl;
}
适用于
CheckAccess(String, IntPtr, Byte[], CatalogOperation[])
指示是否授权用户来访问报表服务器数据库中给定目录操作数组的项。
public:
bool CheckAccess(System::String ^ userName, IntPtr userToken, cli::array <System::Byte> ^ secDesc, cli::array <Microsoft::ReportingServices::Interfaces::CatalogOperation> ^ requiredOperations);
public bool CheckAccess (string userName, IntPtr userToken, byte[] secDesc, Microsoft.ReportingServices.Interfaces.CatalogOperation[] requiredOperations);
abstract member CheckAccess : string * nativeint * byte[] * Microsoft.ReportingServices.Interfaces.CatalogOperation[] -> bool
Public Function CheckAccess (userName As String, userToken As IntPtr, secDesc As Byte(), requiredOperations As CatalogOperation()) As Boolean
参数
- userName
- String
请求访问报表服务器的用户的名称。
- userToken
-
IntPtr
nativeint
用户帐户标记。 此标记主要由报表服务器用于处理 Microsoft Windows 帐户,以便支持针对 Windows 身份验证的凭据管理。
- secDesc
- Byte[]
项的安全描述符。
- requiredOperations
- CatalogOperation[]
报表服务器为给定用户请求的操作。
返回
如果授权当前验证了身份的用户基于提供的操作和安全描述符访问该项,则返回 true
。
示例
以下示例代码使用 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法根据报表服务器数据库中项的安全描述符评估用户的授权凭据。 此示例使用重载的 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法,该方法采用单个操作作为参数。
' Overload for array of catalog operations
Public Function CheckAccess(userName As String, userToken As IntPtr, secDesc() As Byte, requiredOperations() As CatalogOperation) As Boolean
Dim operation As CatalogOperation
For Each operation In requiredOperations
If Not CheckAccess(userName, userToken, secDesc, operation) Then
Return False
End If
Next operation
Return True
End Function 'CheckAccess
// Overload for array of catalog operations
public bool CheckAccess(string userName, IntPtr userToken, byte[] secDesc, CatalogOperation[] requiredOperations)
{
foreach(CatalogOperation operation in requiredOperations)
{
if (!CheckAccess(userName, userToken, secDesc, operation))
return false;
}
return true;
}
适用于
CheckAccess(String, IntPtr, Byte[], DatasourceOperation)
指示是否授权用户来访问报表服务器数据库中给定数据源操作的项。
public:
bool CheckAccess(System::String ^ userName, IntPtr userToken, cli::array <System::Byte> ^ secDesc, Microsoft::ReportingServices::Interfaces::DatasourceOperation requiredOperation);
public bool CheckAccess (string userName, IntPtr userToken, byte[] secDesc, Microsoft.ReportingServices.Interfaces.DatasourceOperation requiredOperation);
abstract member CheckAccess : string * nativeint * byte[] * Microsoft.ReportingServices.Interfaces.DatasourceOperation -> bool
Public Function CheckAccess (userName As String, userToken As IntPtr, secDesc As Byte(), requiredOperation As DatasourceOperation) As Boolean
参数
- userName
- String
请求访问报表服务器的用户的名称。
- userToken
-
IntPtr
nativeint
用户帐户标记。 此标记主要由报表服务器用于处理 Microsoft Windows 帐户,以便支持针对 Windows 身份验证的凭据管理。
- secDesc
- Byte[]
项的安全描述符。
- requiredOperation
- DatasourceOperation
报表服务器为给定用户请求的操作。
返回
如果授权当前验证了身份的用户基于提供的操作和安全描述符访问该项,则返回 true
。
示例
以下示例代码使用 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法根据报表服务器数据库中项的安全描述符评估用户的授权凭据。
Public Function CheckAccess(userName As String, userToken As IntPtr, secDesc() As Byte, requiredOperation As DatasourceOperation) As Boolean
Dim acl As AceCollection = DeserializeAcl(secDesc)
Dim ace As AceStruct
For Each ace In acl
' First check to see if the user or group has an access control entry for the item
If userName = ace.PrincipalName Then
' If an entry is found, return true if the given required operation
' is contained in the ACE structure.
Dim aclOperation As DatasourceOperation
For Each aclOperation In ace.DatasourceOperations
If aclOperation = requiredOperation Then
Return True
End If
Next aclOperation
End If
Next ace
Return False
End Function 'CheckAccess
Private Function DeserializeAcl(secDesc() As Byte) As AceCollection
Dim bf As New BinaryFormatter()
Dim sdStream As New MemoryStream(secDesc)
Dim acl As AceCollection = CType(bf.Deserialize(sdStream), AceCollection)
Return acl
End Function 'DeserializeAcl
public bool CheckAccess(string userName, IntPtr userToken, byte[] secDesc, DatasourceOperation requiredOperation)
{
AceCollection acl = DeserializeAcl(secDesc);
foreach(AceStruct ace in acl)
{
// First check to see if the user or group has an access control entry for the item
if (userName == ace.PrincipalName)
{
// If an entry is found, return true if the given required operation
// is contained in the ACE structure.
foreach(DatasourceOperation aclOperation in ace.DatasourceOperations)
{
if (aclOperation == requiredOperation)
return true;
}
}
}
return false;
}
private AceCollection DeserializeAcl(byte[] secDesc)
{
BinaryFormatter bf = new BinaryFormatter();
MemoryStream sdStream = new MemoryStream(secDesc);
AceCollection acl = (AceCollection)bf.Deserialize(sdStream);
return acl;
}
适用于
CheckAccess(String, IntPtr, Byte[], FolderOperation)
指示是否授权用户来访问报表服务器数据库中给定文件夹操作的项。
public:
bool CheckAccess(System::String ^ userName, IntPtr userToken, cli::array <System::Byte> ^ secDesc, Microsoft::ReportingServices::Interfaces::FolderOperation requiredOperation);
public bool CheckAccess (string userName, IntPtr userToken, byte[] secDesc, Microsoft.ReportingServices.Interfaces.FolderOperation requiredOperation);
abstract member CheckAccess : string * nativeint * byte[] * Microsoft.ReportingServices.Interfaces.FolderOperation -> bool
Public Function CheckAccess (userName As String, userToken As IntPtr, secDesc As Byte(), requiredOperation As FolderOperation) As Boolean
参数
- userName
- String
请求访问报表服务器的用户的名称。
- userToken
-
IntPtr
nativeint
用户帐户标记。 此标记主要由报表服务器用于处理 Microsoft Windows 帐户,以便支持针对 Windows 身份验证的凭据管理。
- secDesc
- Byte[]
项的安全描述符。
- requiredOperation
- FolderOperation
报表服务器为给定用户请求的操作。
返回
如果授权当前验证了身份的用户基于提供的操作和安全描述符访问该项,则返回 true
。
示例
以下示例代码使用 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法根据报表服务器数据库中项的安全描述符评估用户的授权凭据。
Public Function CheckAccess(userName As String, userToken As IntPtr, secDesc() As Byte, requiredOperation As FolderOperation) As Boolean
Dim acl As AceCollection = DeserializeAcl(secDesc)
Dim ace As AceStruct
For Each ace In acl
' First check to see if the user or group has an access control entry for the item
If userName = ace.PrincipalName Then
' If an entry is found, return true if the given required operation
' is contained in the ACE structure.
Dim aclOperation As FolderOperation
For Each aclOperation In ace.FolderOperations
If aclOperation = requiredOperation Then
Return True
End If
Next aclOperation
End If
Next ace
Return False
End Function 'CheckAccess
Private Function DeserializeAcl(secDesc() As Byte) As AceCollection
Dim bf As New BinaryFormatter()
Dim sdStream As New MemoryStream(secDesc)
Dim acl As AceCollection = CType(bf.Deserialize(sdStream), AceCollection)
Return acl
End Function 'DeserializeAcl
public bool CheckAccess(string userName, IntPtr userToken, byte[] secDesc, FolderOperation requiredOperation)
{
AceCollection acl = DeserializeAcl(secDesc);
foreach(AceStruct ace in acl)
{
// First check to see if the user or group has an access control entry for the item
if (userName == ace.PrincipalName)
{
// If an entry is found, return true if the given required operation
// is contained in the ACE structure.
foreach(FolderOperation aclOperation in ace.FolderOperations)
{
if (aclOperation == requiredOperation)
return true;
}
}
}
return false;
}
private AceCollection DeserializeAcl(byte[] secDesc)
{
BinaryFormatter bf = new BinaryFormatter();
MemoryStream sdStream = new MemoryStream(secDesc);
AceCollection acl = (AceCollection)bf.Deserialize(sdStream);
return acl;
}
适用于
CheckAccess(String, IntPtr, Byte[], FolderOperation[])
根据报表服务器数据库中某一项的操作的安全描述符,检查用户的授权凭据。
public:
bool CheckAccess(System::String ^ userName, IntPtr userToken, cli::array <System::Byte> ^ secDesc, cli::array <Microsoft::ReportingServices::Interfaces::FolderOperation> ^ requiredOperations);
public bool CheckAccess (string userName, IntPtr userToken, byte[] secDesc, Microsoft.ReportingServices.Interfaces.FolderOperation[] requiredOperations);
abstract member CheckAccess : string * nativeint * byte[] * Microsoft.ReportingServices.Interfaces.FolderOperation[] -> bool
Public Function CheckAccess (userName As String, userToken As IntPtr, secDesc As Byte(), requiredOperations As FolderOperation()) As Boolean
参数
- userName
- String
请求访问报表服务器的用户的名称。
- userToken
-
IntPtr
nativeint
用户帐户标记。 此标记主要由报表服务器用于处理 Microsoft Windows 帐户,以便支持针对 Windows 身份验证的凭据管理。
- secDesc
- Byte[]
项的安全描述符。
- requiredOperations
- FolderOperation[]
报表服务器为给定用户请求的操作。
返回
如果授权当前验证了身份的用户基于提供的操作和安全描述符访问该项,则返回 true
。
示例
以下示例代码使用 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法根据报表服务器数据库中项的安全描述符评估用户的授权凭据。 此示例使用重载的 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法,该方法采用单个操作作为参数。
' Overload for array of folder operations
Public Function CheckAccess(userName As String, userToken As IntPtr, secDesc() As Byte, requiredOperations() As FolderOperation) As Boolean
Dim operation As FolderOperation
For Each operation In requiredOperations
If Not CheckAccess(userName, userToken, secDesc, operation) Then
Return False
End If
Next operation
Return True
End Function 'CheckAccess
// Overload for array of folder operations
public bool CheckAccess(string userName, IntPtr userToken, byte[] secDesc, FolderOperation[] requiredOperations)
{
foreach(FolderOperation operation in requiredOperations)
{
if (!CheckAccess(userName, userToken, secDesc, operation))
return false;
}
return true;
}
适用于
CheckAccess(String, IntPtr, Byte[], ModelItemOperation)
指示是否授权用户来访问报表服务器数据库中给定模型项操作的项。
public:
bool CheckAccess(System::String ^ userName, IntPtr userToken, cli::array <System::Byte> ^ secDesc, Microsoft::ReportingServices::Interfaces::ModelItemOperation requiredOperation);
public bool CheckAccess (string userName, IntPtr userToken, byte[] secDesc, Microsoft.ReportingServices.Interfaces.ModelItemOperation requiredOperation);
abstract member CheckAccess : string * nativeint * byte[] * Microsoft.ReportingServices.Interfaces.ModelItemOperation -> bool
Public Function CheckAccess (userName As String, userToken As IntPtr, secDesc As Byte(), requiredOperation As ModelItemOperation) As Boolean
参数
- userName
- String
请求访问报表服务器的用户的名称。
- userToken
-
IntPtr
nativeint
用户帐户标记。 此标记主要由报表服务器用于处理 Microsoft Windows 帐户,以便支持针对 Windows 身份验证的凭据管理。
- secDesc
- Byte[]
项的安全描述符。
- requiredOperation
- ModelItemOperation
报表服务器为给定用户请求的操作。
返回
如果授权当前验证了身份的用户基于提供的操作和安全描述符访问该项,则返回 true
。
适用于
CheckAccess(String, IntPtr, Byte[], ModelOperation)
指示用户是否有权访问报表服务器数据库中给定模型操作的项的值。
public:
bool CheckAccess(System::String ^ userName, IntPtr userToken, cli::array <System::Byte> ^ secDesc, Microsoft::ReportingServices::Interfaces::ModelOperation requiredOperation);
public bool CheckAccess (string userName, IntPtr userToken, byte[] secDesc, Microsoft.ReportingServices.Interfaces.ModelOperation requiredOperation);
abstract member CheckAccess : string * nativeint * byte[] * Microsoft.ReportingServices.Interfaces.ModelOperation -> bool
Public Function CheckAccess (userName As String, userToken As IntPtr, secDesc As Byte(), requiredOperation As ModelOperation) As Boolean
参数
- userName
- String
请求访问报表服务器的用户的名称。
- userToken
-
IntPtr
nativeint
用户帐户标记。 此标记主要由报表服务器用于处理 Microsoft Windows 帐户,以便支持针对 Windows 身份验证的凭据管理。
- secDesc
- Byte[]
项的安全描述符。
- requiredOperation
- ModelOperation
报表服务器为给定用户请求的操作。
返回
true
如果当前经过身份验证的用户根据提供的操作和安全描述符授予对项的访问权限,否则,为 false
.
适用于
CheckAccess(String, IntPtr, Byte[], ReportOperation)
指示是否授权用户来访问报表服务器数据库中给定报表操作的项。
public:
bool CheckAccess(System::String ^ userName, IntPtr userToken, cli::array <System::Byte> ^ secDesc, Microsoft::ReportingServices::Interfaces::ReportOperation requiredOperation);
public bool CheckAccess (string userName, IntPtr userToken, byte[] secDesc, Microsoft.ReportingServices.Interfaces.ReportOperation requiredOperation);
abstract member CheckAccess : string * nativeint * byte[] * Microsoft.ReportingServices.Interfaces.ReportOperation -> bool
Public Function CheckAccess (userName As String, userToken As IntPtr, secDesc As Byte(), requiredOperation As ReportOperation) As Boolean
参数
- userName
- String
请求访问报表服务器的用户的名称。
- userToken
-
IntPtr
nativeint
用户帐户标记。 此标记主要由报表服务器用于处理 Microsoft Windows 帐户,以便支持针对 Windows 身份验证的凭据管理。
- secDesc
- Byte[]
项的安全描述符。
- requiredOperation
- ReportOperation
报表服务器为给定用户请求的操作。
返回
如果授权当前验证了身份的用户基于提供的操作和安全描述符访问该项,则返回 true
。
示例
以下示例代码使用 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法根据报表服务器数据库中项的安全描述符评估用户的授权凭据。
Public Function CheckAccess(userName As String, userToken As IntPtr, secDesc() As Byte, requiredOperation As ReportOperation) As Boolean
Dim acl As AceCollection = DeserializeAcl(secDesc)
Dim ace As AceStruct
For Each ace In acl
' First check to see if the user or group has an access control entry for the item
If userName = ace.PrincipalName Then
' If an entry is found, return true if the given required operation
' is contained in the ACE structure.
Dim aclOperation As ReportOperation
For Each aclOperation In ace.ReportOperations
If aclOperation = requiredOperation Then
Return True
End If
Next aclOperation
End If
Next ace
Return False
End Function 'CheckAccess
Private Function DeserializeAcl(secDesc() As Byte) As AceCollection
Dim bf As New BinaryFormatter()
Dim sdStream As New MemoryStream(secDesc)
Dim acl As AceCollection = CType(bf.Deserialize(sdStream), AceCollection)
Return acl
End Function 'DeserializeAcl
public bool CheckAccess(string userName, IntPtr userToken, byte[] secDesc, ReportOperation requiredOperation)
{
AceCollection acl = DeserializeAcl(secDesc);
foreach(AceStruct ace in acl)
{
// First check to see if the user or group has an access control entry for the item
if (userName == ace.PrincipalName)
{
// If an entry is found, return true if the given required operation
// is contained in the ACE structure.
foreach(ReportOperation aclOperation in ace.ReportOperations)
{
if (aclOperation == requiredOperation)
return true;
}
}
}
return false;
}
private AceCollection DeserializeAcl(byte[] secDesc)
{
BinaryFormatter bf = new BinaryFormatter();
MemoryStream sdStream = new MemoryStream(secDesc);
AceCollection acl = (AceCollection)bf.Deserialize(sdStream);
return acl;
}
适用于
CheckAccess(String, IntPtr, Byte[], ResourceOperation)
指示是否授权用户来访问报表服务器数据库中给定资源操作的项。
public:
bool CheckAccess(System::String ^ userName, IntPtr userToken, cli::array <System::Byte> ^ secDesc, Microsoft::ReportingServices::Interfaces::ResourceOperation requiredOperation);
public bool CheckAccess (string userName, IntPtr userToken, byte[] secDesc, Microsoft.ReportingServices.Interfaces.ResourceOperation requiredOperation);
abstract member CheckAccess : string * nativeint * byte[] * Microsoft.ReportingServices.Interfaces.ResourceOperation -> bool
Public Function CheckAccess (userName As String, userToken As IntPtr, secDesc As Byte(), requiredOperation As ResourceOperation) As Boolean
参数
- userName
- String
请求访问报表服务器的用户的名称。
- userToken
-
IntPtr
nativeint
用户帐户标记。 此标记主要由报表服务器用于处理 Microsoft Windows 帐户,以便支持针对 Windows 身份验证的凭据管理。
- secDesc
- Byte[]
项的安全描述符。
- requiredOperation
- ResourceOperation
报表服务器为给定用户请求的操作。
返回
如果授权当前验证了身份的用户基于提供的操作和安全描述符访问该项,则返回 true
。
示例
以下示例代码使用 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法根据报表服务器数据库中项的安全描述符评估用户的授权凭据。
Public Function CheckAccess(userName As String, userToken As IntPtr, secDesc() As Byte, requiredOperation As ResourceOperation) As Boolean
Dim acl As AceCollection = DeserializeAcl(secDesc)
Dim ace As AceStruct
For Each ace In acl
' First check to see if the user or group has an access control entry for the item
If userName = ace.PrincipalName Then
' If an entry is found, return true if the given required operation
' is contained in the ACE structure.
Dim aclOperation As ResourceOperation
For Each aclOperation In ace.ResourceOperations
If aclOperation = requiredOperation Then
Return True
End If
Next aclOperation
End If
Next ace
Return False
End Function 'CheckAccess
Private Function DeserializeAcl(secDesc() As Byte) As AceCollection
Dim bf As New BinaryFormatter()
Dim sdStream As New MemoryStream(secDesc)
Dim acl As AceCollection = CType(bf.Deserialize(sdStream), AceCollection)
Return acl
End Function 'DeserializeAcl
public bool CheckAccess(string userName, IntPtr userToken, byte[] secDesc, ResourceOperation requiredOperation)
{
AceCollection acl = DeserializeAcl(secDesc);
foreach(AceStruct ace in acl)
{
// First check to see if the user or group has an access control entry for the item
if (userName == ace.PrincipalName)
{
// If an entry is found, return true if the given required operation
// is contained in the ACE structure.
foreach(ResourceOperation aclOperation in ace.ResourceOperations)
{
if (aclOperation == requiredOperation)
return true;
}
}
}
return false;
}
private AceCollection DeserializeAcl(byte[] secDesc)
{
BinaryFormatter bf = new BinaryFormatter();
MemoryStream sdStream = new MemoryStream(secDesc);
AceCollection acl = (AceCollection)bf.Deserialize(sdStream);
return acl;
}
适用于
CheckAccess(String, IntPtr, Byte[], ResourceOperation[])
指示是否授权用户来访问报表服务器数据库中给定资源操作数组的项。
public:
bool CheckAccess(System::String ^ userName, IntPtr userToken, cli::array <System::Byte> ^ secDesc, cli::array <Microsoft::ReportingServices::Interfaces::ResourceOperation> ^ requiredOperations);
public bool CheckAccess (string userName, IntPtr userToken, byte[] secDesc, Microsoft.ReportingServices.Interfaces.ResourceOperation[] requiredOperations);
abstract member CheckAccess : string * nativeint * byte[] * Microsoft.ReportingServices.Interfaces.ResourceOperation[] -> bool
Public Function CheckAccess (userName As String, userToken As IntPtr, secDesc As Byte(), requiredOperations As ResourceOperation()) As Boolean
参数
- userName
- String
请求访问报表服务器的用户的名称。
- userToken
-
IntPtr
nativeint
用户帐户标记。 此标记主要由报表服务器用于处理 Microsoft Windows 帐户,以便支持针对 Windows 身份验证的凭据管理。
- secDesc
- Byte[]
项的安全描述符。
- requiredOperations
- ResourceOperation[]
报表服务器为给定用户请求的操作。
返回
如果授权当前验证了身份的用户基于提供的操作和安全描述符访问该项,则返回 true
。
示例
以下示例代码使用 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法根据报表服务器数据库中项的安全描述符评估用户的授权凭据。 此示例使用重载的 [CheckAccess 方法 (String、 IntPtr、 Byte<xref:Microsoft.ReportingServices.Interfaces.IAuthorizationExtension.CheckAccess%2A> 方法,该方法采用单个操作作为参数。
' Overload for array of resource operations
Public Function CheckAccess(userName As String, userToken As IntPtr, secDesc() As Byte, requiredOperations() As ResourceOperation) As Boolean
Dim operation As ResourceOperation
For Each operation In requiredOperations
If Not CheckAccess(userName, userToken, secDesc, operation) Then
Return False
End If
Next operation
Return True
End Function 'CheckAccess
// Overload for array of resource operations
public bool CheckAccess(string userName, IntPtr userToken, byte[] secDesc, ResourceOperation[] requiredOperations)
{
foreach(ResourceOperation operation in requiredOperations)
{
if (!CheckAccess(userName, userToken, secDesc, operation))
return false;
}
return true;
}