LockingPersistenceProvider.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx35 / System.WorkflowServices / System / ServiceModel / Persistence / LockingPersistenceProvider.cs / 1305376 / LockingPersistenceProvider.cs
                        

                        
                            //------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------
namespace System.ServiceModel.Persistence
{ 
    using System;
 
    public abstract class LockingPersistenceProvider : PersistenceProvider 
    {
        protected LockingPersistenceProvider(Guid id) 
            : base(id)
        {
        }
 
        public override IAsyncResult BeginCreate(object instance, TimeSpan timeout, AsyncCallback callback, object state)
        { 
            return this.BeginCreate(instance, timeout, false, callback, state); 
        }
 
        public abstract IAsyncResult BeginCreate(object instance, TimeSpan timeout, bool unlockInstance, AsyncCallback callback, object state);

        public override IAsyncResult BeginLoad(TimeSpan timeout, AsyncCallback callback, object state)
        { 
            return this.BeginLoad(timeout, false, callback, state);
        } 
 
        public abstract IAsyncResult BeginLoad(TimeSpan timeout, bool lockInstance, AsyncCallback callback, object state);
 
        public override IAsyncResult BeginLoadIfChanged(TimeSpan timeout, object instanceToken, AsyncCallback callback, object state)
        {
            return this.BeginLoadIfChanged(timeout, instanceToken, false, callback, state);
        } 

        public virtual IAsyncResult BeginLoadIfChanged(TimeSpan timeout, object instanceToken, bool lockInstance, AsyncCallback callback, object state) 
        { 
            return this.BeginLoad(timeout, lockInstance, callback, state);
        } 

        public abstract IAsyncResult BeginUnlock(TimeSpan timeout, AsyncCallback callback, object state);

        public override IAsyncResult BeginUpdate(object instance, TimeSpan timeout, AsyncCallback callback, object state) 
        {
            return this.BeginUpdate(instance, timeout, false, callback, state); 
        } 
        public abstract IAsyncResult BeginUpdate(object instance, TimeSpan timeout, bool unlockInstance, AsyncCallback callback, object state);
 
        public override object Create(object instance, TimeSpan timeout)
        {
            return this.Create(instance, timeout, false);
        } 

        public abstract object Create(object instance, TimeSpan timeout, bool unlockInstance); 
        public abstract void EndUnlock(IAsyncResult result); 

        public override object Load(TimeSpan timeout) 
        {
            return Load(timeout, false);
        }
 
        public abstract object Load(TimeSpan timeout, bool lockInstance);
 
        public override bool LoadIfChanged(TimeSpan timeout, object instanceToken, out object instance) 
        {
            return this.LoadIfChanged(timeout, instanceToken, false, out instance); 
        }

        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021")]
        public virtual bool LoadIfChanged(TimeSpan timeout, object instanceToken, bool lockInstance, out object instance) 
        {
            instance = this.Load(timeout, lockInstance); 
            return true; 
        }
        public abstract void Unlock(TimeSpan timeout); 

        public override object Update(object instance, TimeSpan timeout)
        {
            return this.Update(instance, timeout, false); 
        }
        public abstract object Update(object instance, TimeSpan timeout, bool unlockInstance); 
    } 
}

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

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