Class QueryResolver

Infrastructure class - not for app developers. Resolves Query objects into query handlers. Query names are case-insensitive. This class is thread-safe

Inheritance
System.Object
DisposableObject
ApplicationComponent
ApplicationComponent<ICRUDDataStoreImplementation>
QueryResolver
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
Namespace: Azos.Data.Access
Assembly: Azos.dll
Syntax
public sealed class QueryResolver : ApplicationComponent<ICRUDDataStoreImplementation>, IDisposable, ICRUDQueryResolver, IApplicationComponent, IConfigurable

Constructors

QueryResolver(ICRUDDataStoreImplementation)

Declaration
public QueryResolver(ICRUDDataStoreImplementation director)
Parameters
Type Name Description
ICRUDDataStoreImplementation director

Fields

CONFIG_HANDLER_LOCATION_SECTION

Declaration
public const string CONFIG_HANDLER_LOCATION_SECTION = "handler-location"
Field Value
Type Description
System.String

CONFIG_NS_ATTR

Declaration
public const string CONFIG_NS_ATTR = "ns"
Field Value
Type Description
System.String

CONFIG_QUERY_RESOLVER_SECTION

Declaration
public const string CONFIG_QUERY_RESOLVER_SECTION = "query-resolver"
Field Value
Type Description
System.String

CONFIG_SCRIPT_ASM_ATTR

Declaration
public const string CONFIG_SCRIPT_ASM_ATTR = "script-assembly"
Field Value
Type Description
System.String

Properties

ComponentLogTopic

Declaration
public override string ComponentLogTopic { get; }
Property Value
Type Description
System.String
Overrides

HandlerLocations

Declaration
public IList<string> HandlerLocations { get; }
Property Value
Type Description
System.Collections.Generic.IList<System.String>

Handlers

Declaration
public IRegistry<CRUDQueryHandler> Handlers { get; }
Property Value
Type Description
IRegistry<CRUDQueryHandler>

ScriptAssembly

Gets sets name of assembly that query scripts resolve from

Declaration
public string ScriptAssembly { get; set; }
Property Value
Type Description
System.String

Methods

Configure(IConfigSectionNode)

Declaration
public void Configure(IConfigSectionNode node)
Parameters
Type Name Description
IConfigSectionNode node

RegisterHandlerLocation(String)

Registers handler location. The Resolver must be not started yet. This method is NOT thread safe

Declaration
public void RegisterHandlerLocation(string location)
Parameters
Type Name Description
System.String location

Resolve(Query)

Declaration
public CRUDQueryHandler Resolve(Query query)
Parameters
Type Name Description
Query query
Returns
Type Description
CRUDQueryHandler

UnregisterHandlerLocation(String)

Unregisters handler location returning true if it was found and removed. The Resolve must be not started yet. This method is NOT thread safe

Declaration
public bool UnregisterHandlerLocation(string location)
Parameters
Type Name Description
System.String location
Returns
Type Description
System.Boolean

Implements

System.IDisposable

Extension Methods