Namespace: Consultingwerk.OERA
Class 
ServiceManager Copy to Clipboard
Parent classes:
Progress.Lang.Object
Consultingwerk.OERA.ServiceManager

Inherits: Progress.Lang.Object

File:ServiceManager
Purpose:Manages running Service (Business Services) instances
Typically Business Entities and Business Tasks
Description:Provides a facade to the current IServiceManager implementation,
by default: Consultingwerk.OERA.ServiceManagerImpl
Author(s):Mike Fechner / Consultingwerk Ltd.
Created:Thu Sep 30 22:07:02 CET 2010
Notes:It is possible to use multiple instances of the same
Business Service class at once. In this case the business
service name should be concatenated from the class name
followed by CHR(1) and the instance identified
Purpose: Deregisters an external Business Service from the ServiceManager class
Notes: External Business Services are launched externally, may even be
registered in the ServiceContainer class. This is useful for allowing
access to Session Services (e.g. FrameworkSettings:ServiceContainer) to
be exposed to clients using the Service Interface while staying directly
accessible on the back end though the ServiceContainer. External Business
Services are considered not to be managed by the ServiceManager, that
is the ServiceManager will not attempt to shut them down in the Stop...
kind of methods.

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Top Method Summary
Options Name Purpose
+ DeregisterBusinessService (character) Deregisters an external Business Service from the ServiceManager class
+ Consultingwerk.OERA.IBusinessService GetBusinessService (character) Returns a reference to a Business Service Instance
+ Consultingwerk.OERA.IBusinessService GetBusinessService (character, BusinessServiceOperatingModeEnum) Returns a reference to a Business Service Instance
# Consultingwerk.OERA.IServiceManager GetServiceManagerImpl () Returns the reference to the IServiceManager implementation
+ LOGICAL HasLifeCycleDefinition (character) Returns if the specified Business Service has a matching life cycle definition
+ LOGICAL IsInCallStack (character) Returns if the given Business Service is in the call stack
+ LOGICAL IsRunning (character) Returns if the given Business Service is already running
+ LOGICAL IsRunning (character, BusinessServiceTypeEnum) Returns if the given Business Service is already running
+ ProcessServiceLifeCycle () Processes the Service Life Cycle
+ RegisterBusinessService (character, IBusinessService) Registers an external Business Service with the ServiceManager class
+ CHARACTER ServiceName (character) Returns the actual Business Service Name
+ StopAllBusinessServices () Stops all Business Services Instances
+ StopAllBusinessServices (Class) Stops all Business Services Instances of the given Class
+ StopBusinessService (character) Stops an Business Service Instance
+ StopBusinessService (character, NotRunningServiceEnum) Stops an Business Service Instance
+ LOGICAL TypeOf (character, Class) Checks if the given Business Service is TYPE-OF the given class
+ CHARACTER UniqueInstanceName (character) Returns a service name for an individual instance by appending CHR(1) and a GUID
+ CHARACTER UniqueInstanceName (Class) Returns a service name for an individual instance by appending CHR(1) and a GUID


Method Detail
Top

PUBLIC DeregisterBusinessService (character)
Purpose: Deregisters an external Business Service from the ServiceManager class
Notes: External Business Services are launched externally, may even be
registered in the ServiceContainer class. This is useful for allowing
access to Session Services (e.g. FrameworkSettings:ServiceContainer) to
be exposed to clients using the Service Interface while staying directly
accessible on the back end though the ServiceContainer. External Business
Services are considered not to be managed by the ServiceManager, that
is the ServiceManager will not attempt to shut them down in the Stop...
kind of methods.

Parameters:
pcServiceName CHARACTER
The name of the Service to be deregistered (typically the class name)
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PUBLIC Consultingwerk.OERA.IBusinessService GetBusinessService (character)
Purpose: Returns a reference to a Business Service Instance
Notes: Starts the Business Service if required (using LaunchBusinessService)
It is possible to use multiple instances of the same Business Service
class at once. In this case the business service name should be
concatenated from the class name followed by CHR(1) and the instance
identified
This variant of the method will always return a managed business service

Parameters:
pcServiceName CHARACTER
The Name of the Business Service, eventually containing a # or |, see Notes at LaunchBusinessService
Returns Consultingwerk.OERA.IBusinessService
The reference to the IBusinessService
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PUBLIC Consultingwerk.OERA.IBusinessService GetBusinessService (character, BusinessServiceOperatingModeEnum)
Purpose: Returns a reference to a Business Service Instance
Notes: Starts the Business Service if required (using LaunchBusinessService)
It is possible to use multiple instances of the same Business Service
class at once. In this case the business service name should be
concatenated from the class name followed by CHR(1) and the instance
identified
Supports both managed and unmanaged operating mode for business services
See notes in BusinessServiceOperatingModeEnum

Parameters:
pcServiceName CHARACTER
The Name of the Business Service, eventually containing a #, see Notes at LaunchBusinessService
poOperatingMode Consultingwerk.OERA.BusinessServiceOperatingModeEnum
The BusinessServiceOperatingModeEnum controlling the operating mode of the business service
Returns Consultingwerk.OERA.IBusinessService
The reference to the IBusinessService
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PROTECTED Consultingwerk.OERA.IServiceManager GetServiceManagerImpl ()
Purpose: Returns the reference to the IServiceManager implementation
Notes: May create the instance of the ServiceManagerImpl on first request

Returns Consultingwerk.OERA.IServiceManager
The IServiceManagerImpl instance
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PUBLIC LOGICAL HasLifeCycleDefinition (character)
Purpose: Returns if the specified Business Service has a matching life cycle
definition
Notes:

Parameters:
pcServiceName CHARACTER
The name of the Business Service
Returns LOGICAL
Logical value indicating if the specified service has a matching life cycle definition
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PUBLIC LOGICAL IsInCallStack (character)
Purpose: Returns if the given Business Service is in the call stack
Notes: Useful to decide if a Business Entity needs to be invoked with a
context/instance ID to avoid circular calling into the same
instance

Parameters:
pcServiceName CHARACTER
The name under which the service is registered (typically the class name)
Returns LOGICAL
Logical value indicating if the Business Service is in the call stack
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PUBLIC LOGICAL IsRunning (character)
Purpose: Returns if the given Business Service is already running
Notes: Default version of the method only checks for externally launched
(=registered) Business Services

Parameters:
pcServiceName CHARACTER
The name under which the service is registered (typically the class name)
Returns LOGICAL
Logical value indicating if the Business Service is running
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PUBLIC LOGICAL IsRunning (character, BusinessServiceTypeEnum)
Purpose: Returns if the given Business Service is already running
Notes:

Parameters:
pcServiceName CHARACTER
The name under which the service is registered (typically the class name)
poServiceType Consultingwerk.OERA.BusinessServiceTypeEnum
The service type to check for
Returns LOGICAL
Logical value indicating if the Business Service is running
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PUBLIC ProcessServiceLifeCycle ()
Purpose: Processes the Service Life Cycle
Notes: Shuts down Business Services based on the definition of the life cycle

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PUBLIC RegisterBusinessService (character, IBusinessService)
Purpose: Registers an external Business Service with the ServiceManager class
Notes: External Business Services are launched externally, may even be
registered in the ServiceContainer class. This is useful for allowing
access to Session Services (e.g. FrameworkSettings:ServiceContainer) to
be exposed to clients using the Service Interface while staying directly
accessible on the back end though the ServiceContainer. External Business
Services are considered not to be managed by the ServiceManager, that
is the ServiceManager will not attempt to shut them down in the Stop...
kind of methods.

Parameters:
pcServiceName CHARACTER
The name under which the service will be registered (typically the class name)
poInstance Consultingwerk.OERA.IBusinessService
The instance of the business service
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PUBLIC CHARACTER ServiceName (character)
Purpose: Returns the actual Business Service Name
Notes:

Parameters:
pcServiceName CHARACTER
The name of the Service Entity as provided by the caller
Returns CHARACTER
The actual Business Service Name
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PUBLIC StopAllBusinessServices ()
Purpose: Stops all Business Services Instances
Notes:

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PUBLIC StopAllBusinessServices (Class)
Purpose: Stops all Business Services Instances of the given Class
Notes:

Parameters:
poClass Progress.Lang.Class
The Progress.Lang.Class reference (Class or Interface)
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PUBLIC StopBusinessService (character)
Purpose: Stops an Business Service Instance
Notes: Defaults to StopBusinessService (pcServiceName, NotRunningServiceEnum:Throw)

Parameters:
pcServiceName CHARACTER
The Name of the Business Service, eventually containing a # or |, see Notes at LaunchBusinessService
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PUBLIC StopBusinessService (character, NotRunningServiceEnum)
Purpose: Stops an Business Service Instance
Notes:

Parameters:
pcServiceName CHARACTER
The Name of the Business Service, eventually containing a # or |, see Notes at LaunchBusinessService
poNotRunningServiceEnum Consultingwerk.OERA.NotRunningServiceEnum
The NotRunningServiceEnum value indicating how to handle a Business Service that is not running
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PUBLIC LOGICAL TypeOf (character, Class)
Purpose: Checks if the given Business Service is TYPE-OF the given class
Notes:

Parameters:
pcServiceName CHARACTER
The name of the Business Service
poClass Progress.Lang.Class
The class to verify
Returns LOGICAL
Logical value indicating of the Business Service is TYPE-OF the given class
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PUBLIC CHARACTER UniqueInstanceName (character)
Purpose: Returns a service name for an individual instance by appending CHR(1)
and a GUID
Notes: Useful when a dedicated instance of a Business Service is required

Parameters:
pcServiceName CHARACTER
The base service name
Returns CHARACTER
The service name for an individual instance
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PUBLIC CHARACTER UniqueInstanceName (Class)
Purpose: Returns a service name for an individual instance by appending CHR(1)
and a GUID
Notes: Useful when a dedicated instance of a Business Service is required

Parameters:
poClass Progress.Lang.Class
The class of the service
Returns CHARACTER
The service name for an individual instance


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