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com.essbase.eas.framework.server.application
Class DefaultApplicationPart

java.lang.Object
com.essbase.eas.framework.server.application.DefaultApplicationPart

All Implemented Interfaces:

ApplicationPart

Direct Known Subclasses:

AbstractCommandListener, AbstractEventDispatcher, AbstractWorkListener, DefaultApplication, DefaultCommandDispatcher, DefaultCommandFactory, DefaultEventController, DefaultExceptionDispatcher, DefaultExceptionFactory, DefaultViewHandler, DefaultWorkDispatcher, DefaultWorkFactory

public abstract class DefaultApplicationPart

extends java.lang.Object

implements ApplicationPart

implementation of an application part. This is an abstract class that contains an empty implementation of the ApplicationPart interface. Derived classes must override the getRoles() method.

Since:

6.5.2

Version:

6.5.2, 10/01/02

Author:

Hank Cox, Painted Word

Field Summary

protected static java.lang.String	CHAIN_SEPARATOR
protected ApplicationPart	manager
protected java.util.ArrayList	parts
protected ServiceContext	serviceContext
protected ServiceManager	serviceManager
protected byte	state contains the state of this application part object.
protected static byte	STATE_BEFORE_WORKERS_ASSIGNED
protected static byte	STATE_CONSTRUCTED
protected static byte	STATE_DESTROYED
protected static byte	STATE_INITIALIZED
protected static byte	STATE_MANAGED
protected static byte	STATE_NULL
protected static byte	STATE_WORKERS_ASSIGNED
protected static byte	STATE_WORKERS_INITIALIZED
protected StoreService	storeService

Constructor Summary

protected

DefaultApplicationPart() Constructs a DefaultApplicationPart object.

Method Summary

java.lang.Object	destroy() Implementation of the ApplicationPart.destroy() method.
ApplicationPart	getManager() returns the manager for this application part.
java.lang.String	getManagerChain()
ServiceContext	getServiceContext() Implementation of the ApplicationPart.getServiceContext() method.
ServiceManager	getServiceManager() Implementation of the ApplicationPart.getServiceManager() method.
StoreService	getStoreService() Implementation of the ApplicationPart.getServiceContext() method.
java.lang.Object	init(ServiceContext context) Initializes and stores mandatory and optimizing references.
void	initWorkers(ServiceContext context) Implementation of the ApplicationPart.initWorkers() method.
protected ApplicationPart	requestPart(java.lang.Class c, ServiceContext context) Locates and returns a requested sub-part of this application part.
protected ApplicationPart[]	requestPartPool(java.lang.Class c, ServiceContext context)
void	setManager(ApplicationPart manager)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.essbase.eas.framework.server.defs.ApplicationPart

assignWorkers, getRoles

Field Detail

STATE_NULL

protected static final byte STATE_NULL

See Also:

Constant Field Values

STATE_CONSTRUCTED

protected static final byte STATE_CONSTRUCTED

See Also:

Constant Field Values

STATE_MANAGED

protected static final byte STATE_MANAGED

See Also:

Constant Field Values

STATE_INITIALIZED

protected static final byte STATE_INITIALIZED

See Also:

Constant Field Values

STATE_BEFORE_WORKERS_ASSIGNED

protected static final byte STATE_BEFORE_WORKERS_ASSIGNED

See Also:

Constant Field Values

STATE_WORKERS_ASSIGNED

protected static final byte STATE_WORKERS_ASSIGNED

See Also:

Constant Field Values

STATE_WORKERS_INITIALIZED

protected static final byte STATE_WORKERS_INITIALIZED

See Also:

Constant Field Values

STATE_DESTROYED

protected static final byte STATE_DESTROYED

See Also:

Constant Field Values

CHAIN_SEPARATOR

protected static java.lang.String CHAIN_SEPARATOR

state

protected byte state

contains the state of this application part object.

serviceManager

protected ServiceManager serviceManager

serviceContext

protected ServiceContext serviceContext

storeService

protected StoreService storeService

manager

protected ApplicationPart manager

parts

protected java.util.ArrayList parts

Constructor Detail

DefaultApplicationPart

protected DefaultApplicationPart()

Constructs a DefaultApplicationPart object.

Method Detail

init

public java.lang.Object init(ServiceContext context)
                      throws ApplicationException

Initializes and stores mandatory and optimizing references.

Specified by:

init in interface ApplicationPart

Parameters:

context - - the ServiceContext object for this context

Returns:

Throws:

ApplicationException

requestPart

protected ApplicationPart requestPart(java.lang.Class c,
                                      ServiceContext context)
                               throws ApplicationException

Locates and returns a requested sub-part of this application part. Extended class can use this as a utility method. If the part doesn't exist, then use the dispatching mechanism to attempt to create it.

Parameters:

c - a class object representing the type of part being requested

context - the service context for the request

Returns:

an ApplicationPart object for the part being requested.

Throws:

ApplicationException

requestPartPool

protected ApplicationPart[] requestPartPool(java.lang.Class c,
                                            ServiceContext context)
                                     throws ApplicationException

Throws:

ApplicationException

initWorkers

public void initWorkers(ServiceContext context)
                 throws ApplicationException

Implementation of the ApplicationPart.initWorkers() method.

Specified by:

initWorkers in interface ApplicationPart

Parameters:

context - the service context

Throws:

ApplicationException

setManager

public void setManager(ApplicationPart manager)
                throws ApplicationException

Specified by:

setManager in interface ApplicationPart

Parameters:

manager -

Throws:

ApplicationException

destroy

public java.lang.Object destroy()
                         throws ApplicationException

Implementation of the ApplicationPart.destroy() method. Releases all references.

Specified by:

destroy in interface ApplicationPart

Returns:

allways returns null

Throws:

ApplicationException

getServiceManager

public ServiceManager getServiceManager()
                                 throws ApplicationException

Implementation of the ApplicationPart.getServiceManager() method.

Specified by:

getServiceManager in interface ApplicationPart

Returns:

the service manager for this application part.

Throws:

ApplicationException - if the state is not equal to STATE_INITIALIZED

getServiceContext

public ServiceContext getServiceContext()
                                 throws ApplicationException

Implementation of the ApplicationPart.getServiceContext() method.

Specified by:

getServiceContext in interface ApplicationPart

Returns:

the service context for this application part.

Throws:

ApplicationException - if the state is not equal to STATE_INITIALIZED

getStoreService

public StoreService getStoreService()
                             throws ApplicationException

Implementation of the ApplicationPart.getServiceContext() method.

Specified by:

getStoreService in interface ApplicationPart

Returns:

the store service for this application part.

Throws:

ApplicationException - if the state is not equal to STATE_INITIALIZED

getManager

public ApplicationPart getManager()

returns the manager for this application part.

Specified by:

getManager in interface ApplicationPart

Returns:

an ApplicationPart object that is the manager for this application part. null if a manager has not been set yet.

getManagerChain

public java.lang.String getManagerChain()

Returns:

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