UnionCodeGroup.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Security / Policy / UnionCodeGroup.cs / 1305376 / UnionCodeGroup.cs
                        
                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
//  UnionCodeGroup.cs
// 
// [....] 
//
//  Representation for code groups used for the policy mechanism 
//

namespace System.Security.Policy {
 
    using System;
    using System.Security.Util; 
    using System.Security; 
    using System.Collections;
    using System.Diagnostics.Contracts; 

    [Serializable]
[System.Runtime.InteropServices.ComVisible(true)]
    [Obsolete("This type is obsolete and will be removed in a future release of the .NET Framework. See http://go.microsoft.com/fwlink/?LinkID=155570 for more information.")] 
    sealed public class UnionCodeGroup : CodeGroup, IUnionSemanticCodeGroup
    { 
        internal UnionCodeGroup() 
            : base()
        { 
        }

        internal UnionCodeGroup( IMembershipCondition membershipCondition, PermissionSet permSet )
            : base( membershipCondition, permSet ) 
        {
        } 
 
        public UnionCodeGroup( IMembershipCondition membershipCondition, PolicyStatement policy )
            : base( membershipCondition, policy ) 
        {
        }

 
        [System.Security.SecuritySafeCritical]  // auto-generated
        public override PolicyStatement Resolve( Evidence evidence ) 
        { 
            if (evidence == null)
                throw new ArgumentNullException("evidence"); 
            Contract.EndContractBlock();

            object usedEvidence = null;
            if (PolicyManager.CheckMembershipCondition(MembershipCondition, evidence, out usedEvidence)) 
            {
                PolicyStatement thisPolicy = PolicyStatement;   // PolicyStatement getter makes a copy for us 
 
                // If any delay-evidence was used to generate this grant set, then we need to keep track of
                // that for potentially later forcing it to be verified. 
                IDelayEvaluatedEvidence delayEvidence = usedEvidence as IDelayEvaluatedEvidence;
                bool delayEvidenceNeedsVerification = delayEvidence != null && !delayEvidence.IsVerified;
                if (delayEvidenceNeedsVerification)
                { 
                    thisPolicy.AddDependentEvidence(delayEvidence);
                } 
 
                bool foundExclusiveChild = false;
                IEnumerator enumerator = this.Children.GetEnumerator(); 
                while (enumerator.MoveNext() && !foundExclusiveChild)
                {
                    PolicyStatement childPolicy = PolicyManager.ResolveCodeGroup(enumerator.Current as CodeGroup,
                                                                                 evidence); 

                    if (childPolicy != null) 
                    { 
                        thisPolicy.InplaceUnion(childPolicy);
 
                        if ((childPolicy.Attributes & PolicyStatementAttribute.Exclusive) == PolicyStatementAttribute.Exclusive)
                        {
                            foundExclusiveChild = true;
                        } 
                    }
                } 
 
                return thisPolicy;
            } 
            else
            {
                return null;
            } 
        }
 
        ///  
        PolicyStatement IUnionSemanticCodeGroup.InternalResolve( Evidence evidence )
        { 
            if (evidence == null)
                throw new ArgumentNullException("evidence");
            Contract.EndContractBlock();
 
            if (this.MembershipCondition.Check( evidence ))
            { 
                return this.PolicyStatement; 
            }
            else 
            {
                return null;
            }
        } 

        [System.Security.SecuritySafeCritical]  // auto-generated 
        public override CodeGroup ResolveMatchingCodeGroups( Evidence evidence ) 
        {
            if (evidence == null) 
                throw new ArgumentNullException("evidence");
            Contract.EndContractBlock();

            if (this.MembershipCondition.Check( evidence )) 
            {
                CodeGroup retGroup = this.Copy(); 
 
                retGroup.Children = new ArrayList();
 
                IEnumerator enumerator = this.Children.GetEnumerator();

                while (enumerator.MoveNext())
                { 
                    CodeGroup matchingGroups = ((CodeGroup)enumerator.Current).ResolveMatchingCodeGroups( evidence );
 
                    // If the child has a policy, we are done. 

                    if (matchingGroups != null) 
                    {
                        retGroup.AddChild( matchingGroups );
                    }
                } 

                return retGroup; 
 
            }
            else 
            {
                return null;
            }
        } 

 
        [System.Security.SecuritySafeCritical]  // auto-generated 
        public override CodeGroup Copy()
        { 
            UnionCodeGroup group = new UnionCodeGroup();

            group.MembershipCondition = this.MembershipCondition;
            group.PolicyStatement = this.PolicyStatement; 
            group.Name = this.Name;
            group.Description = this.Description; 
 
            IEnumerator enumerator = this.Children.GetEnumerator();
 
            while (enumerator.MoveNext())
            {
                group.AddChild( (CodeGroup)enumerator.Current );
            } 

 
            return group; 
        }
 
        public override String MergeLogic
        {
            get
            { 
                return Environment.GetResourceString( "MergeLogic_Union" );
            } 
        } 

        internal override String GetTypeName() 
        {
            return "System.Security.Policy.UnionCodeGroup";
        }
 
    }
 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
//  UnionCodeGroup.cs
// 
// [....] 
//
//  Representation for code groups used for the policy mechanism 
//

namespace System.Security.Policy {
 
    using System;
    using System.Security.Util; 
    using System.Security; 
    using System.Collections;
    using System.Diagnostics.Contracts; 

    [Serializable]
[System.Runtime.InteropServices.ComVisible(true)]
    [Obsolete("This type is obsolete and will be removed in a future release of the .NET Framework. See http://go.microsoft.com/fwlink/?LinkID=155570 for more information.")] 
    sealed public class UnionCodeGroup : CodeGroup, IUnionSemanticCodeGroup
    { 
        internal UnionCodeGroup() 
            : base()
        { 
        }

        internal UnionCodeGroup( IMembershipCondition membershipCondition, PermissionSet permSet )
            : base( membershipCondition, permSet ) 
        {
        } 
 
        public UnionCodeGroup( IMembershipCondition membershipCondition, PolicyStatement policy )
            : base( membershipCondition, policy ) 
        {
        }

 
        [System.Security.SecuritySafeCritical]  // auto-generated
        public override PolicyStatement Resolve( Evidence evidence ) 
        { 
            if (evidence == null)
                throw new ArgumentNullException("evidence"); 
            Contract.EndContractBlock();

            object usedEvidence = null;
            if (PolicyManager.CheckMembershipCondition(MembershipCondition, evidence, out usedEvidence)) 
            {
                PolicyStatement thisPolicy = PolicyStatement;   // PolicyStatement getter makes a copy for us 
 
                // If any delay-evidence was used to generate this grant set, then we need to keep track of
                // that for potentially later forcing it to be verified. 
                IDelayEvaluatedEvidence delayEvidence = usedEvidence as IDelayEvaluatedEvidence;
                bool delayEvidenceNeedsVerification = delayEvidence != null && !delayEvidence.IsVerified;
                if (delayEvidenceNeedsVerification)
                { 
                    thisPolicy.AddDependentEvidence(delayEvidence);
                } 
 
                bool foundExclusiveChild = false;
                IEnumerator enumerator = this.Children.GetEnumerator(); 
                while (enumerator.MoveNext() && !foundExclusiveChild)
                {
                    PolicyStatement childPolicy = PolicyManager.ResolveCodeGroup(enumerator.Current as CodeGroup,
                                                                                 evidence); 

                    if (childPolicy != null) 
                    { 
                        thisPolicy.InplaceUnion(childPolicy);
 
                        if ((childPolicy.Attributes & PolicyStatementAttribute.Exclusive) == PolicyStatementAttribute.Exclusive)
                        {
                            foundExclusiveChild = true;
                        } 
                    }
                } 
 
                return thisPolicy;
            } 
            else
            {
                return null;
            } 
        }
 
        ///  
        PolicyStatement IUnionSemanticCodeGroup.InternalResolve( Evidence evidence )
        { 
            if (evidence == null)
                throw new ArgumentNullException("evidence");
            Contract.EndContractBlock();
 
            if (this.MembershipCondition.Check( evidence ))
            { 
                return this.PolicyStatement; 
            }
            else 
            {
                return null;
            }
        } 

        [System.Security.SecuritySafeCritical]  // auto-generated 
        public override CodeGroup ResolveMatchingCodeGroups( Evidence evidence ) 
        {
            if (evidence == null) 
                throw new ArgumentNullException("evidence");
            Contract.EndContractBlock();

            if (this.MembershipCondition.Check( evidence )) 
            {
                CodeGroup retGroup = this.Copy(); 
 
                retGroup.Children = new ArrayList();
 
                IEnumerator enumerator = this.Children.GetEnumerator();

                while (enumerator.MoveNext())
                { 
                    CodeGroup matchingGroups = ((CodeGroup)enumerator.Current).ResolveMatchingCodeGroups( evidence );
 
                    // If the child has a policy, we are done. 

                    if (matchingGroups != null) 
                    {
                        retGroup.AddChild( matchingGroups );
                    }
                } 

                return retGroup; 
 
            }
            else 
            {
                return null;
            }
        } 

 
        [System.Security.SecuritySafeCritical]  // auto-generated 
        public override CodeGroup Copy()
        { 
            UnionCodeGroup group = new UnionCodeGroup();

            group.MembershipCondition = this.MembershipCondition;
            group.PolicyStatement = this.PolicyStatement; 
            group.Name = this.Name;
            group.Description = this.Description; 
 
            IEnumerator enumerator = this.Children.GetEnumerator();
 
            while (enumerator.MoveNext())
            {
                group.AddChild( (CodeGroup)enumerator.Current );
            } 

 
            return group; 
        }
 
        public override String MergeLogic
        {
            get
            { 
                return Environment.GetResourceString( "MergeLogic_Union" );
            } 
        } 

        internal override String GetTypeName() 
        {
            return "System.Security.Policy.UnionCodeGroup";
        }
 
    }
 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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UnionCodeGroup.cs source code in C# .NET

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