98 lines
3.3 KiB
C#
98 lines
3.3 KiB
C#
//----------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//----------------------------------------------------------------
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namespace System.Activities.DurableInstancing
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{
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Runtime;
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using System.Runtime.DurableInstancing;
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using System.Xml.Linq;
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[Fx.Tag.XamlVisible(false)]
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public sealed class LoadWorkflowByInstanceKeyCommand : InstancePersistenceCommand
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{
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Dictionary<Guid, IDictionary<XName, InstanceValue>> keysToAssociate;
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public LoadWorkflowByInstanceKeyCommand()
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: base(InstancePersistence.ActivitiesCommandNamespace.GetName("LoadWorkflowByInstanceKey"))
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{
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}
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public bool AcceptUninitializedInstance { get; set; }
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public Guid LookupInstanceKey { get; set; }
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public Guid AssociateInstanceKeyToInstanceId { get; set; }
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public IDictionary<Guid, IDictionary<XName, InstanceValue>> InstanceKeysToAssociate
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{
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get
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{
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if (this.keysToAssociate == null)
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{
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this.keysToAssociate = new Dictionary<Guid, IDictionary<XName, InstanceValue>>();
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}
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return this.keysToAssociate;
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}
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}
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protected internal override bool IsTransactionEnlistmentOptional
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{
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get
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{
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return (this.keysToAssociate == null || this.keysToAssociate.Count == 0) && AssociateInstanceKeyToInstanceId == Guid.Empty;
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}
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}
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protected internal override bool AutomaticallyAcquiringLock
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{
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get
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{
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return true;
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}
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}
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protected internal override void Validate(InstanceView view)
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{
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if (!view.IsBoundToInstanceOwner)
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{
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throw FxTrace.Exception.AsError(new InvalidOperationException(SRCore.OwnerRequired));
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}
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if (view.IsBoundToInstance)
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{
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throw FxTrace.Exception.AsError(new InvalidOperationException(SRCore.AlreadyBoundToInstance));
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}
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if (LookupInstanceKey == Guid.Empty)
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{
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throw FxTrace.Exception.AsError(new InvalidOperationException(SRCore.LoadOpKeyMustBeValid));
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}
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if (AssociateInstanceKeyToInstanceId == Guid.Empty)
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{
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if (InstanceKeysToAssociate.ContainsKey(LookupInstanceKey))
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{
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throw FxTrace.Exception.AsError(new InvalidOperationException(SRCore.LoadOpAssociateKeysCannotContainLookupKey));
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}
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}
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else
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{
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if (!AcceptUninitializedInstance)
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{
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throw FxTrace.Exception.AsError(new InvalidOperationException(SRCore.LoadOpFreeKeyRequiresAcceptUninitialized));
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}
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}
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if (this.keysToAssociate != null)
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{
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foreach (KeyValuePair<Guid, IDictionary<XName, InstanceValue>> key in this.keysToAssociate)
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{
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InstancePersistence.ValidatePropertyBag(key.Value);
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}
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}
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}
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}
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}
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