OperationInfo.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx35 / System.WorkflowServices / System / Workflow / Activities / OperationInfo.cs / 1305376 / OperationInfo.cs
                        
                        
                            //------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------

namespace System.Workflow.Activities 
{
    using System; 
    using System.ComponentModel; 
    using System.Drawing.Design;
    using System.Diagnostics.CodeAnalysis; 
    using System.Net.Security;
    using System.Reflection;
    using System.ServiceModel;
    using System.Workflow.Activities.Design; 
    using System.Workflow.ComponentModel;
    using System.Workflow.ComponentModel.Compiler; 
 
    public sealed class OperationInfo : OperationInfoBase
    { 
        [SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes")]
        internal static readonly DependencyProperty ContractNameProperty =
            DependencyProperty.Register("ContractName",
            typeof(string), typeof(OperationInfo), 
            new PropertyMetadata(null, DependencyPropertyOptions.Metadata));
 
        [SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes")] 
        internal static readonly DependencyProperty IsOneWayProperty =
            DependencyProperty.Register("IsOneWay", 
            typeof(bool), typeof(OperationInfo),
            new PropertyMetadata(false, DependencyPropertyOptions.Metadata));

        [SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes")] 
        internal static readonly DependencyProperty ParametersProperty =
            DependencyProperty.Register("Parameters", 
            typeof(OperationParameterInfoCollection), typeof(OperationInfo), 
            new PropertyMetadata(null, DependencyPropertyOptions.Metadata | DependencyPropertyOptions.ReadOnly,
            new Attribute[] { 
                new DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Content)
            }
            ));
 
        [SuppressMessage("Microsoft.Security", "CA2104:DoNotDeclareReadOnlyMutableReferenceTypes")]
        internal static readonly DependencyProperty ProtectionLevelProperty = 
            DependencyProperty.Register("ProtectionLevel", 
            typeof(ProtectionLevel?), typeof(OperationInfo),
            new PropertyMetadata(null, DependencyPropertyOptions.Metadata)); 

        public OperationInfo()
        {
            this.SetReadOnlyPropertyValue(OperationInfo.ParametersProperty, 
                new OperationParameterInfoCollection(this));
        } 
 
        public string ContractName
        { 
            get
            {
                return (string) this.GetValue(OperationInfo.ContractNameProperty);
            } 
            set
            { 
                this.SetValue(OperationInfo.ContractNameProperty, value); 
            }
        } 

        [DefaultValue(false)]
        public bool HasProtectionLevel
        { 
            get
            { 
                return (this.ProtectionLevel != null); 
            }
        } 

        [DefaultValue(false)]
        public bool IsOneWay
        { 
            get
            { 
                return (bool) this.GetValue(OperationInfo.IsOneWayProperty); 
            }
            set 
            {
                this.SetValue(OperationInfo.IsOneWayProperty, value);
            }
        } 

        [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)] 
        public OperationParameterInfoCollection Parameters 
        {
            get 
            {
                return (OperationParameterInfoCollection) this.GetValue(OperationInfo.ParametersProperty);
            }
        } 

        [DefaultValue(null)] 
        public ProtectionLevel? ProtectionLevel 
        {
            get 
            {
                return (ProtectionLevel?) this.GetValue(OperationInfo.ProtectionLevelProperty);
            }
            set 
            {
                this.SetValue(OperationInfo.ProtectionLevelProperty, value); 
            } 
        }
 
        public override OperationInfoBase Clone()
        {
            OperationInfo clonedOperation = (OperationInfo) base.Clone();
            clonedOperation.ContractName = this.ContractName; 
            clonedOperation.IsOneWay = this.IsOneWay;
            if (this.HasProtectionLevel) 
            { 
                clonedOperation.ProtectionLevel = this.ProtectionLevel;
            } 

            foreach (OperationParameterInfo parameter in this.Parameters)
            {
                clonedOperation.Parameters.Add(parameter.Clone()); 
            }
 
            return clonedOperation; 
        }
 
        public override bool Equals(object obj)
        {
            if (!base.Equals(obj))
            { 
                return false;
            } 
 
            OperationInfo operationInfo = obj as OperationInfo;
            if (operationInfo == null) 
            {
                return false;
            }
            if (String.Compare(operationInfo.ContractName, this.ContractName, StringComparison.Ordinal) != 0) 
            {
                return false; 
            } 
            if (operationInfo.IsOneWay != this.IsOneWay)
            { 
                return false;
            }
            if (operationInfo.HasProtectionLevel != this.HasProtectionLevel)
            { 
                return false;
            } 
            if (operationInfo.ProtectionLevel != this.ProtectionLevel) 
            {
                return false; 
            }

            if (operationInfo.Parameters.Count != this.Parameters.Count)
            { 
                return false;
            } 
 
            foreach (OperationParameterInfo parameter in operationInfo.Parameters)
            { 
                OperationParameterInfo correspondingParameter = this.Parameters[parameter.Name];
                if (correspondingParameter == null)
                {
                    return false; 
                }
 
                if (!parameter.Equals(correspondingParameter)) 
                {
                    return false; 
                }
            }

            return true; 
        }
 
        public override int GetHashCode() 
        {
            return base.GetHashCode(); 
        }

        public override string ToString()
        { 
            string returnValue = string.Empty;
            if (!string.IsNullOrEmpty(this.Name)) 
            { 
                returnValue = this.Name;
 
                if (!string.IsNullOrEmpty(this.ContractName))
                {
                    returnValue = this.ContractName + "." + returnValue;
                } 
            }
 
            return returnValue; 
        }
 
        protected internal override string GetContractFullName(IServiceProvider provider)
        {
            return this.ContractName;
        } 

        protected internal override Type GetContractType(IServiceProvider provider) 
        { 
            Type contractType = DynamicContractTypeBuilder.GetContractType(this, this.ParentDependencyObject as ReceiveActivity);
            if (contractType == null && !this.IsReadOnly) 
            {
                Activity owner = this.ParentDependencyObject as Activity;
                if (owner != null)
                { 
                    owner.RootActivity.RemoveProperty(DynamicContractTypeBuilder.DynamicContractTypesProperty);
                } 
 
                contractType = DynamicContractTypeBuilder.GetContractType(this, this.ParentDependencyObject as ReceiveActivity);
            } 
            return contractType;
        }

        internal protected override bool GetIsOneWay(IServiceProvider provider) 
        {
            return this.IsOneWay; 
        } 

        internal protected override MethodInfo GetMethodInfo(IServiceProvider provider) 
        {
            if (string.IsNullOrEmpty(this.Name))
            {
                return null; 
            }
 
            MethodInfo methodInfo = null; 
            if (this.IsReadOnly)
            { 
                if (this.UserData.Contains(OperationInfoBase.MethodInfoProperty))
                {
                    methodInfo = this.UserData[OperationInfoBase.MethodInfoProperty] as MethodInfo;
                } 

                if (methodInfo != null) 
                { 
                    return methodInfo;
                } 
            }

            methodInfo = InternalGetMethodInfo(provider);
            if (methodInfo == null && !this.IsReadOnly) 
            {
                Activity owner = this.ParentDependencyObject as Activity; 
                if (owner != null) 
                {
                    owner.RootActivity.RemoveProperty(DynamicContractTypeBuilder.DynamicContractTypesProperty); 
                }
                methodInfo = InternalGetMethodInfo(provider);
            }
 
            if (this.IsReadOnly)
            { 
                this.UserData[OperationInfoBase.MethodInfoProperty] = methodInfo; 
            }
 
            return methodInfo;
        }

        internal protected override OperationParameterInfoCollection GetParameters(IServiceProvider provider) 
        {
            return this.Parameters; 
        } 

        internal void ResetProtectionLevel() 
        {
            this.ProtectionLevel = null;
        }
 
        MethodInfo InternalGetMethodInfo(IServiceProvider provider)
        { 
            Type type = this.GetContractType(provider); 
            if (type != null)
            { 
                foreach (MethodInfo methodInfo in type.GetMethods())
                {
                    object[] operationContractAttribs =
                        methodInfo.GetCustomAttributes(typeof(OperationContractAttribute), true); 

                    if (operationContractAttribs != null && operationContractAttribs.Length > 0) 
                    { 
                        string operationName =
                            ((OperationContractAttribute) operationContractAttribs[0]).Name; 

                        if (string.IsNullOrEmpty(operationName) &&
                            string.Compare(methodInfo.Name, this.Name, StringComparison.Ordinal) == 0)
                        { 
                            return methodInfo;
                        } 
                        else if (string.Compare(operationName, this.Name, StringComparison.Ordinal) == 0) 
                        {
                            return methodInfo; 
                        }
                    }
                }
            } 

            return null; 
        } 
    }
} 

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

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