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//----------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//----------------------------------------------------------------
namespace System.ServiceModel
{
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Diagnostics.CodeAnalysis;
using System.Runtime;
using System.ServiceModel.Activities;
using System.ServiceModel.Channels;
using System.ServiceModel.Dispatcher;
using SR2 = System.ServiceModel.Activities.SR;
public class CorrelationQuery
{
Collection<MessageQuerySet> selectAdditional;
public CorrelationQuery()
{
}
[SuppressMessage(FxCop.Category.Usage, FxCop.Rule.CollectionPropertiesShouldBeReadOnly,
Justification = "TODO 87762, remove the set")]
[SuppressMessage(FxCop.Category.Xaml, FxCop.Rule.PropertyExternalTypesMustBeKnown,
Justification = "This property is XAML friendly, no need to add KnownXamlExternal")]
[DefaultValue(null)]
public MessageQuerySet Select
{
get;
set;
}
public Collection<MessageQuerySet> SelectAdditional
{
get
{
if (this.selectAdditional == null)
{
this.selectAdditional = new QueryCollection();
}
return this.selectAdditional;
}
}
[SuppressMessage(FxCop.Category.Xaml, FxCop.Rule.PropertyExternalTypesMustBeKnown,
Justification = "This property is XAML friendly, no need to add KnownXamlExternal")]
[DefaultValue(null)]
public MessageFilter Where
{
get;
set;
}
internal bool IsDefaultContextQuery
{
get;
set;
}
public override bool Equals(object other)
{
if (object.ReferenceEquals(this, other))
{
return true;
}
CorrelationQuery otherQuery = other as CorrelationQuery;
if (otherQuery == null)
{
return false;
}
if (this.Where == null)
{
return otherQuery.Where == null;
}
return this.Where.Equals(otherQuery.Where);
}
public override int GetHashCode()
{
return (this.Where != null) ? this.Where.GetHashCode() : 0;
}
internal static bool IsQueryCollectionSearchable(IEnumerable<CorrelationQuery> queries)
{
foreach (CorrelationQuery query in queries)
{
if (!(query.Where is CorrelationActionMessageFilter || query.Where is ActionMessageFilter))
{
return false;
}
}
return true;
}
internal static CorrelationQuery FindCorrelationQueryForAction(IEnumerable<CorrelationQuery> queries, string action)
{
string localAction = action != null ? action : String.Empty;
foreach (CorrelationQuery query in queries)
{
// if the action is wildcard, we have a match all
if (query.Where is CorrelationActionMessageFilter)
{
if (((CorrelationActionMessageFilter)query.Where).Action == localAction || localAction == MessageHeaders.WildcardAction)
{
return query;
}
}
else if (query.Where is ActionMessageFilter)
{
if (((ActionMessageFilter)query.Where).Actions.Contains(localAction) || localAction == MessageHeaders.WildcardAction)
{
return query;
}
}
}
return null;
}
internal CorrelationQuery Clone()
{
CorrelationQuery cloneQuery = new CorrelationQuery
{
Select = this.Select,
IsDefaultContextQuery = this.IsDefaultContextQuery,
Where = this.Where,
};
if (this.selectAdditional != null)
{
foreach (MessageQuerySet messageQuerySet in this.selectAdditional)
{
cloneQuery.SelectAdditional.Add(messageQuerySet);
}
}
return cloneQuery;
}
class QueryCollection : Collection<MessageQuerySet>
{
public QueryCollection()
{
}
protected override void InsertItem(int index, MessageQuerySet item)
{
if (item == null)
{
throw FxTrace.Exception.ArgumentNull("item");
}
base.InsertItem(index, item);
}
protected override void SetItem(int index, MessageQuerySet item)
{
if (item == null)
{
throw FxTrace.Exception.ArgumentNull("item");
}
base.SetItem(index, item);
}
}
}
}
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