EventOpcode.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Core / System / Diagnostics / Eventing / Reader / EventOpcode.cs / 1305376 / EventOpcode.cs

                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
/*============================================================
** 
** Class: EventOpcode 
**
** Purpose: 
** This public class describes the metadata for a specific Opcode
** defined by a Provider. An instance of this class is obtained from
** a ProviderMetadata object.
** 
============================================================*/
 
using System.Collections.Generic; 
using System.Diagnostics.CodeAnalysis;
 
namespace System.Diagnostics.Eventing.Reader {

    [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)]
    [SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Opcode", Justification = "[....]: Shipped public in 3.5, breaking change to fix now.")] 
    public sealed class EventOpcode {
        private int value; 
        private string name; 
        private string displayName;
        private bool dataReady; 
        ProviderMetadata pmReference;
        object syncObject;

        //call from EventMetadata 
        internal EventOpcode(int value, ProviderMetadata pmReference) {
            this.value = value; 
            this.pmReference = pmReference; 
            this.syncObject = new object();
        } 

        //call from ProviderMetadata
        internal EventOpcode(string name, int value, string displayName) {
            this.value = value; 
            this.name = name;
            this.displayName = displayName; 
            this.dataReady = true; 
            this.syncObject = new object();
        } 

        internal void PrepareData() {
            lock (syncObject) {
                if (dataReady == true) return; 

                // get the data 
                IEnumerable result = pmReference.Opcodes; 
                //set the names and display names to null
                this.name = null; 
                this.displayName = null;
                this.dataReady = true;
                foreach (EventOpcode op in result) {
                    if (op.Value == this.value) { 
                        this.name = op.Name;
                        this.displayName = op.DisplayName; 
                        this.dataReady = true; 
                        break;
                    } 
                }
            }
        }//End Prepare Data
 
        public string Name {
            get { 
                PrepareData(); 
                return this.name;
            } 
        }

        public int Value {
            get { 
                return this.value;
            } 
        } 

        public string DisplayName { 
            get {
                PrepareData();
                return this.displayName;
            } 
        }
 
 
    }
 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
/*============================================================
** 
** Class: EventOpcode 
**
** Purpose: 
** This public class describes the metadata for a specific Opcode
** defined by a Provider. An instance of this class is obtained from
** a ProviderMetadata object.
** 
============================================================*/
 
using System.Collections.Generic; 
using System.Diagnostics.CodeAnalysis;
 
namespace System.Diagnostics.Eventing.Reader {

    [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)]
    [SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "Opcode", Justification = "[....]: Shipped public in 3.5, breaking change to fix now.")] 
    public sealed class EventOpcode {
        private int value; 
        private string name; 
        private string displayName;
        private bool dataReady; 
        ProviderMetadata pmReference;
        object syncObject;

        //call from EventMetadata 
        internal EventOpcode(int value, ProviderMetadata pmReference) {
            this.value = value; 
            this.pmReference = pmReference; 
            this.syncObject = new object();
        } 

        //call from ProviderMetadata
        internal EventOpcode(string name, int value, string displayName) {
            this.value = value; 
            this.name = name;
            this.displayName = displayName; 
            this.dataReady = true; 
            this.syncObject = new object();
        } 

        internal void PrepareData() {
            lock (syncObject) {
                if (dataReady == true) return; 

                // get the data 
                IEnumerable result = pmReference.Opcodes; 
                //set the names and display names to null
                this.name = null; 
                this.displayName = null;
                this.dataReady = true;
                foreach (EventOpcode op in result) {
                    if (op.Value == this.value) { 
                        this.name = op.Name;
                        this.displayName = op.DisplayName; 
                        this.dataReady = true; 
                        break;
                    } 
                }
            }
        }//End Prepare Data
 
        public string Name {
            get { 
                PrepareData(); 
                return this.name;
            } 
        }

        public int Value {
            get { 
                return this.value;
            } 
        } 

        public string DisplayName { 
            get {
                PrepareData();
                return this.displayName;
            } 
        }
 
 
    }
 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
                        

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