SecurityPermission 클래스
코드에 적용되는 보안 권한 집합을 설명합니다. 이 클래스는 상속될 수 없습니다.
네임스페이스: System.Security.Permissions
어셈블리: mscorlib(mscorlib.dll)
구문
‘선언
<SerializableAttribute> _
<ComVisibleAttribute(True)> _
Public NotInheritable Class SecurityPermission
Inherits CodeAccessPermission
Implements IUnrestrictedPermission
‘사용 방법
Dim instance As SecurityPermission
[SerializableAttribute]
[ComVisibleAttribute(true)]
public sealed class SecurityPermission : CodeAccessPermission, IUnrestrictedPermission
[SerializableAttribute]
[ComVisibleAttribute(true)]
public ref class SecurityPermission sealed : public CodeAccessPermission, IUnrestrictedPermission
/** @attribute SerializableAttribute() */
/** @attribute ComVisibleAttribute(true) */
public final class SecurityPermission extends CodeAccessPermission implements IUnrestrictedPermission
SerializableAttribute
ComVisibleAttribute(true)
public final class SecurityPermission extends CodeAccessPermission implements IUnrestrictedPermission
설명
이 사용 권한은 SecurityPermissionFlag 열거형을 사용합니다. 이 열거형 값을 보려면 해당 설명서를 참조하십시오.
예제
다음 코드 예제에서는 SecurityPermission 클래스 메서드의 동작을 보여 줍니다. 이 예제는 메서드의 일반적인 사용 방법을 보여 주기 위한 것이 아니라 메서드의 결과를 보여 주기 위한 것입니다. SecurityPermission 클래스를 사용하여 특정 SecurityPermissionFlag 열거형 값의 사용 권한을 요청하는 방법을 보여 주는 예제는 SecurityPermission(SecurityPermissionFlag) 생성자를 참조하십시오.
Imports System
Imports System.Security
Imports System.Security.Permissions
Imports Microsoft.VisualBasic
<Assembly: CLSCompliant(True)>
Public Class SecurityPermissionDemo
' IsSubsetOf determines whether the current permission is a subset of the specified permission.
Private Function IsSubsetOfDemo() As Boolean
Dim returnValue As Boolean = True
Dim Security1, Security2 As SecurityPermissionFlag
Dim SecurityPerm1, SecurityPerm2 As SecurityPermission
Dim SecurityGen1 As New SecurityGenerator()
Dim SecurityGen2 As New SecurityGenerator()
SecurityGen1.ResetIndex()
While SecurityGen1.GetSecurityFlag(Security1)
SecurityPerm1 = New SecurityPermission(Security1)
SecurityGen2.ResetIndex()
Console.WriteLine("********************************************************" & ControlChars.Lf)
While SecurityGen2.GetSecurityFlag(Security2)
SecurityPerm2 = New SecurityPermission(Security2)
Try
If SecurityPerm1.IsSubsetOf(SecurityPerm2) Then
Console.WriteLine((SecurityPerm1.Flags.ToString().ToString() _
& " is a subset of " & SecurityPerm2.Flags.ToString()))
Else
Console.WriteLine((SecurityPerm1.Flags.ToString() & " is not a subset of " _
& SecurityPerm2.Flags.ToString()))
End If
Catch e As Exception
Console.WriteLine(("An exception was thrown for subset :" & SecurityPerm1.ToString() _
& ControlChars.Lf & SecurityPerm2.ToString() & ControlChars.Lf & e.ToString()))
returnValue = False
End Try
ContinueWhile2:
End While
ContinueWhile1:
End While
Return returnValue
End Function 'IsSubsetOfDemo
' Union creates a new permission that is the union of the current permission and
' the specified permission.
Private Function UnionDemo() As Boolean
Dim returnValue As Boolean = True
Dim Security1, Security2 As SecurityPermissionFlag
Dim SecurityPerm1, SecurityPerm2 As SecurityPermission
Dim SecurityPerm3 As IPermission
Dim SecurityGen1 As New SecurityGenerator()
Dim SecurityGen2 As New SecurityGenerator()
SecurityGen1.ResetIndex()
While SecurityGen1.GetSecurityFlag(Security1)
SecurityPerm1 = New SecurityPermission(Security1)
Console.WriteLine("**********************************************************" & ControlChars.Lf)
SecurityGen2.ResetIndex()
While SecurityGen2.GetSecurityFlag(Security2)
SecurityPerm2 = New SecurityPermission(Security2)
SecurityPerm3 = CType(SecurityPerm1.Union(SecurityPerm2), SecurityPermission)
SecurityPerm3 = SecurityPerm1.Union(SecurityPerm2)
If SecurityPerm3 Is Nothing Then
Console.WriteLine(("The union of " & Security1 & " and " & Security2 & " is null."))
Else
Console.WriteLine(("The union of " & SecurityPerm1.Flags.ToString() _
& " and " & SecurityPerm2.Flags.ToString() & " = " & CType(SecurityPerm3, SecurityPermission).Flags.ToString().ToString()))
End If
ContinueWhile2:
End While
ContinueWhile1:
End While
Return returnValue
End Function 'UnionDemo
' Intersect creates and returns a new permission that is the intersection of the current
' permission and the permission specified.
Private Function IntersectDemo() As Boolean
Dim returnValue As Boolean = True
Dim Security1, Security2 As SecurityPermissionFlag
Dim SecurityPerm1, SecurityPerm2, SecurityPerm3 As SecurityPermission
Dim SecurityGen1 As New SecurityGenerator()
Dim SecurityGen2 As New SecurityGenerator()
SecurityGen1.ResetIndex()
While SecurityGen1.GetSecurityFlag(Security1)
SecurityPerm1 = New SecurityPermission(Security1)
Console.WriteLine("**********************************************************" & ControlChars.Lf)
SecurityGen2.ResetIndex()
While SecurityGen2.GetSecurityFlag(Security2)
SecurityPerm2 = New SecurityPermission(Security2)
SecurityPerm3 = CType(SecurityPerm1.Intersect(SecurityPerm2), SecurityPermission)
If Not (SecurityPerm3 Is Nothing) Then
Console.WriteLine(("The intersection of " & Security1.ToString() & " and " _
& Security2.ToString() & " = " _
& CType(SecurityPerm3, SecurityPermission).Flags.ToString().ToString()))
Else
Console.WriteLine(("The intersection of " & Security1.ToString() & " and " _
& Security2.ToString() & " is null."))
End If
ContinueWhile2:
End While
ContinueWhile1:
End While
Return returnValue
End Function 'IntersectDemo
'Copy creates and returns an identical copy of the current permission.
Private Function CopyDemo() As Boolean
Dim returnValue As Boolean = True
Dim Security1 As SecurityPermissionFlag
Dim SecurityPerm1, SecurityPerm2 As SecurityPermission
Dim SecurityGen1 As New SecurityGenerator()
Dim SecurityGen2 As New SecurityGenerator()
SecurityGen1.ResetIndex()
While SecurityGen1.GetSecurityFlag(Security1)
SecurityPerm1 = New SecurityPermission(Security1)
SecurityGen2.ResetIndex()
Console.WriteLine("********************************************************" & ControlChars.Lf)
Try
SecurityPerm2 = CType(SecurityPerm1.Copy(), SecurityPermission)
Console.WriteLine(("Result of copy = " & SecurityPerm2.ToString()))
Catch e As Exception
Console.WriteLine(("Copy failed :" & SecurityPerm1.ToString() & e.ToString()))
GoTo ContinueWhile1
End Try
ContinueWhile1:
End While
Return returnValue
End Function 'CopyDemo
' ToXml creates an XML encoding of the permission and its current state;
' FromXml reconstructs a permission with the specified state from the XML encoding.
Private Function ToFromXmlDemo() As Boolean
Dim returnValue As Boolean = True
Dim Security1 As SecurityPermissionFlag
Dim SecurityPerm1, SecurityPerm2 As SecurityPermission
Dim SecurityGen1 As New SecurityGenerator()
Dim SecurityGen2 As New SecurityGenerator()
SecurityGen1.ResetIndex()
While SecurityGen1.GetSecurityFlag(Security1)
SecurityPerm1 = New SecurityPermission(Security1)
Console.WriteLine("********************************************************" & ControlChars.Lf)
SecurityGen2.ResetIndex()
Try
SecurityPerm2 = New SecurityPermission(PermissionState.None)
SecurityPerm2.FromXml(SecurityPerm1.ToXml())
Console.WriteLine(("Result of ToFromXml = " & SecurityPerm2.ToString()))
Catch e As Exception
Console.WriteLine(("ToFromXml failed :" & SecurityPerm1.ToString() & e.ToString()))
GoTo ContinueWhile1
End Try
ContinueWhile1:
End While
Return returnValue
End Function 'ToFromXmlDemo
' Invoke all demos.
Public Function runDemo() As Boolean
Dim returnCode As Boolean = True
Dim tempReturnCode As Boolean
' Call the IsSubsetOf demo.
tempReturnCode = IsSubsetOfDemo()
If tempReturnCode Then
Console.Out.WriteLine("IsSubsetOf demo completed successfully.")
Else
Console.Out.WriteLine("IsSubsetOf demo failed.")
End If
returnCode = tempReturnCode AndAlso returnCode
' Call the Union demo.
tempReturnCode = UnionDemo()
If tempReturnCode Then
Console.Out.WriteLine("Union demo completed successfully.")
Else
Console.Out.WriteLine("Union demo failed.")
End If
returnCode = tempReturnCode AndAlso returnCode
' Call the Intersect demo.
tempReturnCode = IntersectDemo()
If tempReturnCode Then
Console.Out.WriteLine("Intersect demo completed successfully.")
Else
Console.Out.WriteLine("Intersect demo failed.")
End If
returnCode = tempReturnCode AndAlso returnCode
' Call the Copy demo.
tempReturnCode = CopyDemo()
If tempReturnCode Then
Console.Out.WriteLine("Copy demo completed successfully.")
Else
Console.Out.WriteLine("Copy demo failed.")
End If
returnCode = tempReturnCode AndAlso returnCode
' Call the ToFromXml demo.
tempReturnCode = ToFromXmlDemo()
If tempReturnCode Then
Console.Out.WriteLine("ToFromXml demo completed successfully.")
Else
Console.Out.WriteLine("ToFromXml demo failed.")
End If
returnCode = tempReturnCode AndAlso returnCode
Return returnCode
End Function 'runDemo
' Test harness.
Public Overloads Shared Sub Main(ByVal args() As [String])
Try
Dim democase As New SecurityPermissionDemo()
Dim returnCode As Boolean = democase.runDemo()
If returnCode Then
Console.Out.WriteLine("SecurityPermission demo completed successfully.")
Console.Out.WriteLine("Press the Enter key to exit.")
Dim consoleInput As String = Console.ReadLine()
System.Environment.ExitCode = 100
Else
Console.Out.WriteLine("SecurityPermission demo failed.")
Console.Out.WriteLine("Press the Enter key to exit.")
Dim consoleInput As String = Console.ReadLine()
System.Environment.ExitCode = 101
End If
Catch e As Exception
Console.Out.WriteLine("SecurityPermission demo failed.")
Console.WriteLine(e.ToString())
Console.Out.WriteLine("Press the Enter key to exit.")
Dim consoleInput As String = Console.ReadLine()
System.Environment.ExitCode = 101
End Try
End Sub 'Main
End Class 'SecurityPermissionDemo
' This class generates SecurityPermission objects.
Friend Class SecurityGenerator
Private mySecurity As SecurityPermissionFlag() = {SecurityPermissionFlag.AllFlags, _
SecurityPermissionFlag.Assertion Or SecurityPermissionFlag.ControlAppDomain, _
SecurityPermissionFlag.ControlAppDomain, _
SecurityPermissionFlag.ControlDomainPolicy Or SecurityPermissionFlag.ControlEvidence, _
SecurityPermissionFlag.ControlEvidence, _
SecurityPermissionFlag.ControlPolicy Or SecurityPermissionFlag.ControlPrincipal, _
SecurityPermissionFlag.ControlPrincipal, _
SecurityPermissionFlag.ControlThread, _
SecurityPermissionFlag.Execution, _
SecurityPermissionFlag.Infrastructure, _
SecurityPermissionFlag.NoFlags, _
SecurityPermissionFlag.RemotingConfiguration Or SecurityPermissionFlag.SerializationFormatter, _
SecurityPermissionFlag.SerializationFormatter, _
SecurityPermissionFlag.SkipVerification, _
SecurityPermissionFlag.UnmanagedCode}
Private reflectionIndex As Integer = 0
Public Sub New()
ResetIndex()
End Sub 'New
Public Sub ResetIndex()
reflectionIndex = 0
End Sub 'ResetIndex
' GetSecurityFlag creates a SecurityPermission object.
Public Function GetSecurityFlag(ByRef Security As SecurityPermissionFlag) As Boolean
If reflectionIndex >= mySecurity.Length Then
Security = SecurityPermissionFlag.NoFlags
reflectionIndex &= 1
Return False
End If
Security = mySecurity(reflectionIndex)
reflectionIndex = reflectionIndex + 1
Return True
End Function
using System;
using System.Security;
using System.Security.Permissions;
[assembly:CLSCompliant(true)]
public class SecurityPermissionDemo
{
// IsSubsetOf determines whether the current permission is a subset of the specified permission.
private bool IsSubsetOfDemo()
{
bool returnValue = true;
SecurityPermissionFlag security1,security2;
SecurityPermission securityPerm1,securityPerm2;
SecurityGenerator SecurityGen1 = new SecurityGenerator();
SecurityGenerator SecurityGen2 = new SecurityGenerator();
SecurityGen1.ResetIndex();
while(SecurityGen1.GetSecurityFlag( out security1 ))
{
securityPerm1 = new SecurityPermission(security1);
SecurityGen2.ResetIndex();
Console.WriteLine("********************************************************\n");
while(SecurityGen2.GetSecurityFlag( out security2 ))
{
securityPerm2 = new SecurityPermission(security2);
try
{
if (securityPerm1.IsSubsetOf(securityPerm2))
{
Console.WriteLine(securityPerm1.Flags + " is a subset of " +
securityPerm2.Flags);
}
else
{
Console.WriteLine(securityPerm1.Flags + " is not a subset of " +
securityPerm2.Flags);
}
}
catch(Exception e)
{
Console.WriteLine("An exception was thrown for subset :" + securityPerm1 + "\n" +
securityPerm2 +"\n" + e);
returnValue=false;
}
}
}
return returnValue;
}
// Union creates a new permission that is the union of the current permission and the specified permission.
private bool UnionDemo()
{
bool returnValue = true;
SecurityPermissionFlag security1,security2;
SecurityPermission securityPerm1,securityPerm2;
IPermission SecurityPerm3;
SecurityGenerator SecurityGen1 = new SecurityGenerator();
SecurityGenerator SecurityGen2 = new SecurityGenerator();
SecurityGen1.ResetIndex();
while(SecurityGen1.GetSecurityFlag( out security1 ))
{
securityPerm1 = new SecurityPermission(security1);
Console.WriteLine("**********************************************************\n");
SecurityGen2.ResetIndex();
while(SecurityGen2.GetSecurityFlag( out security2 ))
{
securityPerm2 = new SecurityPermission(security2);
SecurityPerm3 = (SecurityPermission)securityPerm1.Union(securityPerm2);
SecurityPerm3 = securityPerm1.Union(securityPerm2);
if(SecurityPerm3 == null)
{
Console.WriteLine("The union of " + security1 + " and " + security2 + " is null." );
}
else
{
Console.WriteLine("The union of " + securityPerm1.Flags + " and " +
securityPerm2.Flags + " = " +
((SecurityPermission)SecurityPerm3).Flags.ToString());
}
}
}
return returnValue;
}
// Intersect creates and returns a new permission that is the intersection of the current
// permission and the permission specified.
private bool IntersectDemo()
{
bool returnValue = true;
SecurityPermissionFlag security1,security2;
SecurityPermission securityPerm1,securityPerm2,SecurityPerm3;
SecurityGenerator SecurityGen1 = new SecurityGenerator();
SecurityGenerator SecurityGen2 = new SecurityGenerator();
SecurityGen1.ResetIndex();
while(SecurityGen1.GetSecurityFlag( out security1 ))
{
securityPerm1 = new SecurityPermission(security1);
Console.WriteLine("**********************************************************\n");
SecurityGen2.ResetIndex();
while(SecurityGen2.GetSecurityFlag( out security2 ))
{
securityPerm2 = new SecurityPermission(security2);
SecurityPerm3 = (SecurityPermission)securityPerm1.Intersect(securityPerm2);
if (SecurityPerm3 != null)
{
Console.WriteLine("The intersection of " + security1 + " and " + security2 + " = " +
((SecurityPermission)SecurityPerm3).Flags.ToString());
}
else
{
Console.WriteLine("The intersection of " + security1 + " and " + security2 + " is null." );
}
}
}
return returnValue;
}
//Copy creates and returns an identical copy of the current permission.
private bool CopyDemo()
{
bool returnValue = true;
SecurityPermissionFlag security1;
SecurityPermission securityPerm1,securityPerm2;
SecurityGenerator SecurityGen1 = new SecurityGenerator();
SecurityGenerator SecurityGen2 = new SecurityGenerator();
SecurityGen1.ResetIndex();
while(SecurityGen1.GetSecurityFlag( out security1 ))
{
securityPerm1 = new SecurityPermission(security1);
SecurityGen2.ResetIndex();
Console.WriteLine("********************************************************\n");
try
{
securityPerm2 = (SecurityPermission)securityPerm1.Copy();
Console.WriteLine("Result of copy = " + securityPerm2.ToString());
}
catch(Exception e)
{
Console.WriteLine("Copy failed :" + securityPerm1.ToString() + e);
continue;
}
}
return returnValue;
}
// ToXml creates an XML encoding of the permission and its current state;
// FromXml reconstructs a permission with the specified state from the XML encoding.
private bool ToFromXmlDemo()
{
bool returnValue = true;
SecurityPermissionFlag security1;
SecurityPermission securityPerm1,securityPerm2;
SecurityGenerator SecurityGen1 = new SecurityGenerator();
SecurityGenerator SecurityGen2 = new SecurityGenerator();
SecurityGen1.ResetIndex();
while(SecurityGen1.GetSecurityFlag( out security1 ))
{
securityPerm1 = new SecurityPermission(security1);
Console.WriteLine("********************************************************\n");
SecurityGen2.ResetIndex();
try
{
securityPerm2= new SecurityPermission(PermissionState.None);
securityPerm2.FromXml(securityPerm1.ToXml());
Console.WriteLine("Result of ToFromXml = " +
securityPerm2.ToString());
}
catch(Exception e)
{
Console.WriteLine("ToFromXml failed :" + securityPerm1.ToString() + e);
continue;
}
}
return returnValue;
}
// Invoke all demos.
public bool runDemo()
{
bool returnCode = true;
bool tempReturnCode;
// Call the IsSubsetOf demo.
tempReturnCode= IsSubsetOfDemo();
if(tempReturnCode)Console.Out.WriteLine("IsSubsetOf demo completed successfully.");
else Console.Out.WriteLine("IsSubsetOf demo failed.");
returnCode=tempReturnCode && returnCode;
// Call the Union demo.
tempReturnCode= UnionDemo();
if(tempReturnCode)Console.Out.WriteLine("Union demo completed successfully.");
else Console.Out.WriteLine("Union demo failed.");
returnCode=tempReturnCode && returnCode;
// Call the Intersect demo.
tempReturnCode= IntersectDemo();
if(tempReturnCode)Console.Out.WriteLine("Intersect demo completed successfully.");
else Console.Out.WriteLine("Intersect demo failed.");
returnCode=tempReturnCode && returnCode;
// Call the Copy demo.
tempReturnCode= CopyDemo();
if(tempReturnCode)Console.Out.WriteLine("Copy demo completed successfully.");
else Console.Out.WriteLine("Copy demo failed.");
returnCode=tempReturnCode && returnCode;
// Call the ToFromXml demo.
tempReturnCode= ToFromXmlDemo();
if(tempReturnCode)Console.Out.WriteLine("ToFromXml demo completed successfully.");
else Console.Out.WriteLine("ToFromXml demo failed.");
returnCode=tempReturnCode && returnCode;
return ( returnCode );
}
// Test harness.
public static void Main(String[] args)
{
try
{
SecurityPermissionDemo democase = new SecurityPermissionDemo();
bool returnCode = democase.runDemo();
if (returnCode)
{
Console.Out.WriteLine("SecurityPermission demo completed successfully.");
Console.Out.WriteLine("Press the Enter key to exit.");
string consoleInput = Console.ReadLine();
System.Environment.ExitCode = 100;
}
else
{
Console.Out.WriteLine("SecurityPermission demo failed.");
Console.Out.WriteLine("Press the Enter key to exit.");
string consoleInput = Console.ReadLine();
System.Environment.ExitCode = 101;
}
}
catch(Exception e)
{
Console.Out.WriteLine("SecurityPermission demo failed.");
Console.WriteLine(e.ToString());
Console.Out.WriteLine("Press the Enter key to exit.");
string consoleInput = Console.ReadLine();
System.Environment.ExitCode = 101;
}
}
}
// This class generates SecurityPermission objects.
internal class SecurityGenerator
{
private SecurityPermissionFlag[] mySecurity =
{
SecurityPermissionFlag.AllFlags,
SecurityPermissionFlag.Assertion |
SecurityPermissionFlag.ControlAppDomain,
SecurityPermissionFlag.ControlAppDomain,
SecurityPermissionFlag.ControlDomainPolicy |
SecurityPermissionFlag.ControlEvidence,
SecurityPermissionFlag.ControlEvidence,
SecurityPermissionFlag.ControlPolicy |
SecurityPermissionFlag.ControlPrincipal,
SecurityPermissionFlag.ControlPrincipal,
SecurityPermissionFlag.ControlThread,
SecurityPermissionFlag.Execution,
SecurityPermissionFlag.Infrastructure,
SecurityPermissionFlag.NoFlags,
SecurityPermissionFlag.RemotingConfiguration |
SecurityPermissionFlag.SerializationFormatter,
SecurityPermissionFlag.SerializationFormatter,
SecurityPermissionFlag.SkipVerification,
SecurityPermissionFlag.UnmanagedCode};
private int reflectionIndex = 0;
public SecurityGenerator()
{
ResetIndex();
}
public void ResetIndex()
{
reflectionIndex = 0;
}
// GetSecurityFlag returns a SecurityPermissionFlag.
public bool GetSecurityFlag(out SecurityPermissionFlag security)
{
if(reflectionIndex >= mySecurity.Length)
{
security = SecurityPermissionFlag.NoFlags;
reflectionIndex++;
return false;
}
security = mySecurity[reflectionIndex++];
return true;
}
} //
using namespace System;
using namespace System::Security;
using namespace System::Security::Permissions;
using namespace System::Runtime::InteropServices;
// This class generates SecurityPermission objects.
[assembly:CLSCompliant(true)];
private ref class SecurityGenerator
{
private:
array<SecurityPermissionFlag>^mySecurity;
int reflectionIndex;
public:
SecurityGenerator()
{
array<SecurityPermissionFlag>^ temp = {SecurityPermissionFlag::AllFlags,
SecurityPermissionFlag::Assertion |
SecurityPermissionFlag::ControlAppDomain,
SecurityPermissionFlag::ControlAppDomain,
SecurityPermissionFlag::ControlDomainPolicy |
SecurityPermissionFlag::ControlEvidence,
SecurityPermissionFlag::ControlEvidence,
SecurityPermissionFlag::ControlPolicy |
SecurityPermissionFlag::ControlPrincipal,
SecurityPermissionFlag::ControlPrincipal,
SecurityPermissionFlag::ControlThread,
SecurityPermissionFlag::Execution,
SecurityPermissionFlag::Infrastructure,
SecurityPermissionFlag::NoFlags,
SecurityPermissionFlag::RemotingConfiguration |
SecurityPermissionFlag::SerializationFormatter,
SecurityPermissionFlag::SerializationFormatter,
SecurityPermissionFlag::SkipVerification,
SecurityPermissionFlag::UnmanagedCode};
mySecurity = temp;
reflectionIndex = 0;
ResetIndex();
}
void ResetIndex()
{
reflectionIndex = 0;
}
// GetSecurityFlag creates a SecurityPermission object.
bool GetSecurityFlag( [Out]SecurityPermissionFlag * security )
{
if ( reflectionIndex >= mySecurity->Length )
{
*security = SecurityPermissionFlag::NoFlags;
reflectionIndex++;
return false;
}
*security = mySecurity[ reflectionIndex++ ];
return true;
}
};
// End of SecurityGenerator.
public ref class SecurityPermissionDemo
{
private:
// IsSubsetOf determines whether the current permission is a subset of the specified permission.
bool IsSubsetOfDemo()
{
bool returnValue = true;
SecurityPermissionFlag security1;
SecurityPermissionFlag security2;
SecurityPermission^ securityPerm1;
SecurityPermission^ securityPerm2;
SecurityGenerator^ SecurityGen1 = gcnew SecurityGenerator;
SecurityGenerator^ SecurityGen2 = gcnew SecurityGenerator;
SecurityGen1->ResetIndex();
while ( SecurityGen1->GetSecurityFlag( &security1 ) )
{
securityPerm1 = gcnew SecurityPermission(security1);
SecurityGen2->ResetIndex();
Console::WriteLine( "********************************************************\n" );
while ( SecurityGen2->GetSecurityFlag( &security2 ) )
{
securityPerm2 = gcnew SecurityPermission(security2);
try
{
if ( securityPerm1->IsSubsetOf( securityPerm2 ) )
{
Console::WriteLine( "{0} is a subset of {1}", securityPerm1->Flags, securityPerm2->Flags );
}
else
{
Console::WriteLine( "{0} is not a subset of {1}", securityPerm1->Flags, securityPerm2->Flags );
}
}
catch ( Exception^ e )
{
Console::WriteLine( "An exception was thrown for subset :{0}\n{1}\n{2}", securityPerm1, securityPerm2, e );
returnValue = false;
}
}
}
return returnValue;
}
// Union creates a new permission that is the union of the current permission and the specified permission.
bool UnionDemo()
{
bool returnValue = true;
SecurityPermissionFlag security1;
SecurityPermissionFlag security2;
SecurityPermission^ securityPerm1;
SecurityPermission^ securityPerm2;
IPermission^ SecurityPerm3;
SecurityGenerator^ SecurityGen1 = gcnew SecurityGenerator;
SecurityGenerator^ SecurityGen2 = gcnew SecurityGenerator;
SecurityGen1->ResetIndex();
while ( SecurityGen1->GetSecurityFlag( &security1 ) )
{
securityPerm1 = gcnew SecurityPermission(security1);
Console::WriteLine( "**********************************************************\n" );
SecurityGen2->ResetIndex();
while ( SecurityGen2->GetSecurityFlag( &security2 ) )
{
securityPerm2 = gcnew SecurityPermission(security2);
SecurityPerm3 = dynamic_cast<SecurityPermission^>(securityPerm1->Union( securityPerm2 ));
SecurityPerm3 = securityPerm1->Union( securityPerm2 );
if ( SecurityPerm3 == nullptr )
{
Console::WriteLine( "The union of {0} and {1} is null.", security1, security2 );
}
else
{
Console::WriteLine( "The union of {0} and {1} = {2}", securityPerm1->Flags, securityPerm2->Flags, (dynamic_cast<SecurityPermission^>(SecurityPerm3))->Flags );
}
}
}
return returnValue;
}
// Intersect creates and returns a new permission that is the intersection of the current
// permission and the permission specified.
bool IntersectDemo()
{
bool returnValue = true;
SecurityPermissionFlag security1;
SecurityPermissionFlag security2;
SecurityPermission^ securityPerm1;
SecurityPermission^ securityPerm2;
SecurityPermission^ SecurityPerm3;
SecurityGenerator^ SecurityGen1 = gcnew SecurityGenerator;
SecurityGenerator^ SecurityGen2 = gcnew SecurityGenerator;
SecurityGen1->ResetIndex();
while ( SecurityGen1->GetSecurityFlag( &security1 ) )
{
securityPerm1 = gcnew SecurityPermission(security1);
Console::WriteLine( "**********************************************************\n" );
SecurityGen2->ResetIndex();
while ( SecurityGen2->GetSecurityFlag( &security2 ) )
{
securityPerm2 = gcnew SecurityPermission(security2);
SecurityPerm3 = dynamic_cast<SecurityPermission^>(securityPerm1->Intersect( securityPerm2 ));
if ( SecurityPerm3 != nullptr )
{
Console::WriteLine( "The intersection of {0} and {1} = {2}", security1, security2, (dynamic_cast<SecurityPermission^>(SecurityPerm3))->Flags );
}
else
{
Console::WriteLine( "The intersection of {0} and {1} is null.", security1, security2 );
}
}
}
return returnValue;
}
//Copy creates and returns an identical copy of the current permission.
bool CopyDemo()
{
bool returnValue = true;
SecurityPermissionFlag security1;
SecurityPermission^ securityPerm1;
SecurityPermission^ securityPerm2;
SecurityGenerator^ SecurityGen1 = gcnew SecurityGenerator;
SecurityGenerator^ SecurityGen2 = gcnew SecurityGenerator;
SecurityGen1->ResetIndex();
while ( SecurityGen1->GetSecurityFlag( &security1 ) )
{
securityPerm1 = gcnew SecurityPermission(security1);
continue;
SecurityGen2->ResetIndex();
Console::WriteLine( "********************************************************\n" );
try
{
securityPerm2 = dynamic_cast<SecurityPermission^>(securityPerm1->Copy());
Console::WriteLine( "Result of copy = {0}", securityPerm2 );
}
catch ( Exception^ e )
{
Console::WriteLine( "Copy failed :{0}{1}", securityPerm1, e );
continue;
}
}
return returnValue;
}
// ToXml creates an XML encoding of the permission and its current state;
// FromXml reconstructs a permission with the specified state from the XML encoding.
bool ToFromXmlDemo()
{
bool returnValue = true;
SecurityPermissionFlag security1;
SecurityPermission^ securityPerm1;
SecurityPermission^ securityPerm2;
SecurityGenerator^ SecurityGen1 = gcnew SecurityGenerator;
SecurityGenerator^ SecurityGen2 = gcnew SecurityGenerator;
SecurityGen1->ResetIndex();
while ( SecurityGen1->GetSecurityFlag( &security1 ) )
{
securityPerm1 = gcnew SecurityPermission(security1);
continue;
Console::WriteLine( "********************************************************\n" );
SecurityGen2->ResetIndex();
try
{
securityPerm2 = gcnew SecurityPermission( PermissionState::None );
securityPerm2->FromXml( securityPerm1->ToXml() );
Console::WriteLine( "Result of ToFromXml = {0}", securityPerm2 );
}
catch ( Exception^ e )
{
Console::WriteLine( "ToFromXml failed :{0}{1}", securityPerm1, e );
continue;
}
}
return returnValue;
}
public:
// Invoke all demos.
bool runDemo()
{
bool returnCode = true;
bool tempReturnCode;
// Call the IsSubsetOf demo.
tempReturnCode = IsSubsetOfDemo();
if ( tempReturnCode )
Console::Out->WriteLine( "IsSubsetOf demo completed successfully." );
else
Console::Out->WriteLine( "IsSubsetOf demo failed." );
returnCode = tempReturnCode && returnCode;
// Call the Union demo.
tempReturnCode = UnionDemo();
if ( tempReturnCode )
Console::Out->WriteLine( "Union demo completed successfully." );
else
Console::Out->WriteLine( "Union demo failed." );
returnCode = tempReturnCode && returnCode;
// Call the Intersect demo.
tempReturnCode = IntersectDemo();
if ( tempReturnCode )
Console::Out->WriteLine( "Intersect demo completed successfully." );
else
Console::Out->WriteLine( "Intersect demo failed." );
returnCode = tempReturnCode && returnCode;
// Call the Copy demo.
tempReturnCode = CopyDemo();
if ( tempReturnCode )
Console::Out->WriteLine( "Copy demo completed successfully." );
else
Console::Out->WriteLine( "Copy demo failed." );
returnCode = tempReturnCode && returnCode;
// Call the ToFromXml demo.
tempReturnCode = ToFromXmlDemo();
if ( tempReturnCode )
Console::Out->WriteLine( "ToFromXml demo completed successfully." );
else
Console::Out->WriteLine( "ToFromXml demo failed." );
returnCode = tempReturnCode && returnCode;
return (returnCode);
}
};
// Test harness.
int main()
{
try
{
SecurityPermissionDemo^ democase = gcnew SecurityPermissionDemo;
bool returnCode = democase->runDemo();
if ( returnCode )
{
Console::Out->WriteLine( "SecurityPermission demo completed successfully." );
Console::Out->WriteLine( "Press the Enter key to exit." );
String^ consoleInput = Console::ReadLine();
System::Environment::ExitCode = 100;
}
else
{
Console::Out->WriteLine( "SecurityPermission demo failed." );
Console::Out->WriteLine( "Press the Enter key to exit." );
String^ consoleInput = Console::ReadLine();
System::Environment::ExitCode = 101;
}
}
catch ( Exception^ e )
{
Console::Out->WriteLine( "SecurityPermission demo failed." );
Console::WriteLine( e );
Console::Out->WriteLine( "Press the Enter key to exit." );
String^ consoleInput = Console::ReadLine();
System::Environment::ExitCode = 101;
}
}
import System.*;
import System.Security.*;
import System.Security.Permissions.*;
/** @assembly CLSCompliant(true)
*/
public class SecurityPermissionDemo
{
// IsSubsetOf determines whether the current permission is a
// subset of the specified permission.
private boolean IsSubsetOfDemo()
{
boolean returnValue = true;
SecurityPermissionFlag security1[] = new SecurityPermissionFlag[1];
SecurityPermissionFlag security2[] = new SecurityPermissionFlag[1];
SecurityPermission securityPerm1[] = new SecurityPermission[1];
SecurityPermission securityPerm2[] = new SecurityPermission[1];
SecurityGenerator securityGen1 = new SecurityGenerator();
SecurityGenerator securityGen2 = new SecurityGenerator();
securityGen1.ResetIndex();
while (securityGen1.CreateSecurity(securityPerm1, security1)) {
if (securityPerm1[0] == null) {
continue ;
}
securityGen2.ResetIndex();
Console.WriteLine("****************************"
+ "****************************\n");
while (securityGen2.CreateSecurity(securityPerm2, security2)) {
if (securityPerm2[0] == null) {
continue ;
}
try {
if (securityPerm1[0].IsSubsetOf(securityPerm2[0])) {
Console.WriteLine((securityPerm1[0].get_Flags()
+ " is a subset of "
+ securityPerm2[0].get_Flags()));
}
else {
Console.WriteLine((securityPerm1[0].get_Flags()
+ " is not a subset of "
+ securityPerm2[0].get_Flags()));
}
}
catch(System.Exception e) {
Console.WriteLine(("An exception was "
+ "thrown for subset :" + securityPerm1[0]
+ "\n" + securityPerm2[0] + "\n" + e));
returnValue = false;
}
}
}
return returnValue ;
} //IsSubsetOfDemo
// Union creates a new permission that is the union of the
// current permission and the specified permission.
private boolean UnionDemo()
{
boolean returnValue = true;
SecurityPermissionFlag security1[] = new SecurityPermissionFlag[1];
SecurityPermissionFlag security2[] = new SecurityPermissionFlag[1];
SecurityPermission securityPerm1[] = new SecurityPermission[1];
SecurityPermission securityPerm2[] = new SecurityPermission[1];
IPermission securityPerm3;
SecurityGenerator securityGen1 = new SecurityGenerator();
SecurityGenerator securityGen2 = new SecurityGenerator();
securityGen1.ResetIndex();
while (securityGen1.CreateSecurity(securityPerm1, security1)) {
if (securityPerm1[0] == null) {
continue ;
}
Console.WriteLine("*******************************"
+ "***************************\n");
securityGen2.ResetIndex();
while (securityGen2.CreateSecurity(securityPerm2, security2)) {
if (securityPerm2[0] == null) {
continue ;
}
securityPerm3 =((SecurityPermission)(securityPerm1[0].
Union(securityPerm2[0])));
securityPerm3 = securityPerm1[0].Union(securityPerm2[0]);
if (securityPerm3 == null) {
Console.WriteLine(("The union of " + security1[0]
+ " and " + security2[0] + " is null."));
}
else {
Console.WriteLine(("The union of "
+ securityPerm1[0].get_Flags()
+ " and " + securityPerm2[0].get_Flags() + " = "
+ ((SecurityPermission)(securityPerm3)).
get_Flags().ToString()));
}
}
}return returnValue ;
} //UnionDemo
// Intersect creates and returns a new permission that is the
// intersection of the current
// permission and the permission specified.
private boolean IntersectDemo()
{
boolean returnValue = true;
SecurityPermissionFlag security1[] = new SecurityPermissionFlag[1];
SecurityPermissionFlag security2[] = new SecurityPermissionFlag[1];
SecurityPermission securityPerm1[] = new SecurityPermission[1];
SecurityPermission securityPerm2[] = new SecurityPermission[1];
SecurityPermission securityPerm3;
SecurityGenerator securityGen1 = new SecurityGenerator();
SecurityGenerator securityGen2 = new SecurityGenerator();
securityGen1.ResetIndex();
while (securityGen1.CreateSecurity(securityPerm1, security1)) {
if (securityPerm1[0] == null) {
continue ;
}
Console.WriteLine("********************************"
+ "**************************\n");
securityGen2.ResetIndex();
while (securityGen2.CreateSecurity(securityPerm2, security2)) {
if (securityPerm2[0] == null) {
continue ;
}
securityPerm3 =((SecurityPermission)(
securityPerm1[0].Intersect(securityPerm2[0])));
if (securityPerm3 != null) {
Console.WriteLine(("The intersection of "
+ security1[0] + " and " + security2[0] + " = "
+ ((SecurityPermission)(securityPerm3)).
get_Flags().ToString()));
}
else {
Console.WriteLine(("The intersection of "
+ security1[0] + " and " + security2[0] + " is null."));
}
}
}
return returnValue ;
} //IntersectDemo
//Copy creates and returns an identical copy of the current permission.
private boolean CopyDemo()
{
boolean returnValue = true;
SecurityPermissionFlag security1[] = new SecurityPermissionFlag[1];
SecurityPermission securityPerm1[] = new SecurityPermission[1];
SecurityPermission securityPerm2[] = new SecurityPermission[1];
SecurityGenerator securityGen1 = new SecurityGenerator();
SecurityGenerator securityGen2 = new SecurityGenerator();
securityGen1.ResetIndex();
while (securityGen1.CreateSecurity(securityPerm1, security1)) {
if (securityPerm1[0] == null) {
continue ;
}
securityGen2.ResetIndex();
Console.WriteLine("***************************************"
+ "*****************\n");
try {
securityPerm2[0] =((SecurityPermission)(
securityPerm1[0].Copy()));
Console.WriteLine(("Result of copy = "
+ securityPerm2[0].ToString()));
}
catch(System.Exception e) {
Console.WriteLine(("Copy failed :"
+ securityPerm1[0].ToString() + e));
continue ;
}
}
return returnValue ;
} //CopyDemo
// ToXml creates an XML encoding of the permission and its current state;
// FromXml reconstructs a permission with the specified state
// from the XML encoding.
private boolean ToFromXmlDemo()
{
boolean returnValue = true;
SecurityPermissionFlag security1[] = new SecurityPermissionFlag[1];
SecurityPermission securityPerm1[] = new SecurityPermission[1];
SecurityPermission securityPerm2[] = new SecurityPermission[1];
SecurityGenerator securityGen1 = new SecurityGenerator();
SecurityGenerator securityGen2 = new SecurityGenerator();
securityGen1.ResetIndex();
while (securityGen1.CreateSecurity(securityPerm1, security1)) {
if (securityPerm1[0] == null) {
continue ;
}
Console.WriteLine("*****************************"
+ "***************************\n");
securityGen2.ResetIndex();
try {
securityPerm2[0] =
new SecurityPermission(PermissionState.None);
securityPerm2[0].FromXml(securityPerm1[0].ToXml());
Console.WriteLine(("Result of ToFromXml = "
+ securityPerm2[0].ToString()));
}
catch(System.Exception e) {
Console.WriteLine(("ToFromXml failed :"
+ securityPerm1[0].ToString() + e));
continue ;
}
}
return returnValue ;
} //ToFromXmlDemo
// Invoke all demos.
public boolean runDemo()
{
boolean returnCode = true;
boolean tempReturnCode;
// Call the IsSubsetOf demo.
tempReturnCode = IsSubsetOfDemo();
if (tempReturnCode) {
Console.get_Out().WriteLine("IsSubsetOf demo "
+ "completed successfully.");
}
else {
Console.get_Out().WriteLine("IsSubsetOf demo failed.");
}
returnCode = tempReturnCode && returnCode;
// Call the Union demo.
tempReturnCode = UnionDemo();
if (tempReturnCode) {
Console.get_Out().WriteLine("Union demo completed successfully.");
}
else {
Console.get_Out().WriteLine("Union demo failed.");
}
returnCode = tempReturnCode && returnCode;
// Call the Intersect demo.
tempReturnCode = IntersectDemo();
if (tempReturnCode) {
Console.get_Out().WriteLine("Intersect demo "
+ "completed successfully.");
}
else {
Console.get_Out().WriteLine("Intersect demo failed.");
}
returnCode = tempReturnCode && returnCode;
// Call the Copy demo.
tempReturnCode = CopyDemo();
if (tempReturnCode) {
Console.get_Out().WriteLine("Copy demo completed successfully.");
}
else {
Console.get_Out().WriteLine("Copy demo failed.");
}
returnCode = tempReturnCode && returnCode;
// Call the ToFromXml demo.
tempReturnCode = ToFromXmlDemo();
if (tempReturnCode) {
Console.get_Out().WriteLine("ToFromXml demo "
+ "completed successfully.");
}
else {
Console.get_Out().WriteLine("ToFromXml demo failed.");
}
returnCode = tempReturnCode && returnCode;
return returnCode ;
} //runDemo
// Test harness.
public static void main(String[] args)
{
try {
SecurityPermissionDemo democase = new SecurityPermissionDemo();
boolean returnCode = democase.runDemo();
if (returnCode) {
Console.get_Out().WriteLine("SecurityPermission demo "
+ "completed successfully.");
Console.get_Out().WriteLine("Press the Enter key to exit.");
String consoleInput = Console.ReadLine();
System.Environment.set_ExitCode(100);
}
else {
Console.get_Out().WriteLine("SecurityPermission demo failed.");
Console.get_Out().WriteLine("Press the Enter key to exit.");
String consoleInput = Console.ReadLine();
System.Environment.set_ExitCode(101);
}
}
catch (System.Exception e) {
Console.get_Out().WriteLine("SecurityPermission demo failed.");
Console.WriteLine(e.ToString());
Console.get_Out().WriteLine("Press the Enter key to exit.");
String consoleInput = Console.ReadLine();
System.Environment.set_ExitCode(101);
}
} //main
} //SecurityPermissionDemo
// This class generates SecurityPermission objects.
class SecurityGenerator
{
private SecurityPermissionFlag mySecurity[] =
{
SecurityPermissionFlag.AllFlags,
SecurityPermissionFlag.Assertion,
SecurityPermissionFlag.ControlAppDomain,
SecurityPermissionFlag.ControlDomainPolicy,
SecurityPermissionFlag.ControlEvidence,
SecurityPermissionFlag.ControlPolicy,
SecurityPermissionFlag.ControlPrincipal,
SecurityPermissionFlag.ControlThread,
SecurityPermissionFlag.Execution,
SecurityPermissionFlag.Infrastructure,
SecurityPermissionFlag.NoFlags,
SecurityPermissionFlag.RemotingConfiguration,
SecurityPermissionFlag.SerializationFormatter,
SecurityPermissionFlag.SkipVerification,
SecurityPermissionFlag.UnmanagedCode
};
private int reflectionIndex = 0;
public SecurityGenerator()
{
ResetIndex();
} //SecurityGenerator
public void ResetIndex()
{
reflectionIndex = 0;
} //ResetIndex
// CreateSecurity creates a SecurityPermission object.
public boolean CreateSecurity(
SecurityPermission securityPerm[], SecurityPermissionFlag security[])
{
if (reflectionIndex >= mySecurity.length) {
securityPerm[0] = new SecurityPermission(PermissionState.None);
security[0] = SecurityPermissionFlag.NoFlags;
reflectionIndex++;
return false ;
}
security[0] = mySecurity[reflectionIndex++];
try {
securityPerm[0] = new SecurityPermission(security[0]);
return true ;
}
catch(System.Exception e) {
Console.WriteLine(("Cannot create SecurityPermission: "
+ security[0] + " " + e));
securityPerm[0] = new SecurityPermission(PermissionState.None);
security[0] = SecurityPermissionFlag.NoFlags;
return true ;
}
} //CreateSecurity
} //SecurityGenerator
상속 계층 구조
System.Object
System.Security.CodeAccessPermission
System.Security.Permissions.SecurityPermission
스레드로부터의 안전성
이 형식의 모든 public static(Visual Basic의 경우 Shared) 멤버는 스레드로부터 안전합니다. 인터페이스 멤버는 스레드로부터 안전하지 않습니다.
플랫폼
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
.NET Framework에서 모든 플래폼의 모든 버전을 지원하지는 않습니다. 지원되는 버전의 목록은 시스템 요구 사항을 참조하십시오.
버전 정보
.NET Framework
2.0, 1.1, 1.0에서 지원
참고 항목
참조
SecurityPermission 멤버
System.Security.Permissions 네임스페이스
SecurityPermissionAttribute
SecurityPermissionFlag