org.gvsig.fmap.dal.resource.impl

Class DefaultResourceManager

java.lang.Object

org.gvsig.fmap.dal.resource.impl.DefaultResourceManager

All Implemented Interfaces:

Iterable<Resource>, ResourceManager, ResourceManagerProviderServices, Observable, WeakReferencingObservable

public class DefaultResourceManager
extends Object
implements ResourceManagerProviderServices

Constructor Summary

Constructors

Constructor and Description
DefaultResourceManager()

Method Summary

Methods

Modifier and Type	Method and Description
void	addObserver(Observer o)
void	closeResources() Close all register resources.
void	collectResources() Iterates over the resources and frees them if they are ready to be freed or try to close them if they are idle.
ResourceProvider	createAddResource(ResourceParameters params)
ResourceProvider	createAddResource(String type, Object[] params)
DataParameters	createParameters(String type)
DataParameters	createParameters(String type, Object[] args)
ResourceProvider	createResource(ResourceParameters params)
ResourceProvider	createResource(String type, Object[] params)
void	deleteObserver(Observer o)
void	deleteObservers()
void	dispose()
Logger	getLogger()
Resource	getResource(String key)
List	getResourceProviders()
int	getTimeToBeIdle() Returns the wait time to consider that a resource is idle in seconds.
Iterator<Resource>	iterator() Returns an iterator over the available resources.
boolean	register(String type, String description, Class resourceHandler, Class resourceParams)
void	remove(Resource resource)
void	remove(String name)
void	setTimeToBeIdle(int seconds) Sets the wait time to consider that a resource is idle.
void	startResourceCollector(long milis, Observer observer) Initializes the resource collection background process.
void	stopResourceCollector() Stops successive executions of the resource collector process.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultResourceManager

public DefaultResourceManager()

Method Detail

getLogger

public Logger getLogger()

remove

public void remove(Resource resource)
            throws DataException

Specified by:

remove in interface ResourceManagerProviderServices

Throws:

DataException

remove

public void remove(String name)
            throws DataException

Specified by:

remove in interface ResourceManagerProviderServices

Throws:

DataException

getResource

public Resource getResource(String key)

Specified by:

getResource in interface ResourceManager

iterator

public Iterator<Resource> iterator()

Description copied from interface: ResourceManager

Returns an iterator over the available resources.

Specified by:

iterator in interface Iterable<Resource>

Specified by:

iterator in interface ResourceManager

Returns:

iterator over the resources.

addObserver

public void addObserver(Observer o)

Specified by:

addObserver in interface Observable

deleteObserver

public void deleteObserver(Observer o)

Specified by:

deleteObserver in interface Observable

deleteObservers

public void deleteObservers()

Specified by:

deleteObservers in interface Observable

collectResources

public void collectResources()
                      throws DataException

Description copied from interface: ResourceManager

Iterates over the resources and frees them if they are ready to be freed or try to close them if they are idle.

Specified by:

collectResources in interface ResourceManager

Throws:

DataException

See Also:

ResourceManager#getTimeToBeIdle()} {@link ResourceManager#setTimeToBeIdle(int)}

startResourceCollector

public void startResourceCollector(long milis,
                          Observer observer)

Description copied from interface: ResourceManager

Initializes the resource collection background process. Allows setting of the delay between each execution of the collector and also an observer to be notified on each execution.

Specified by:

startResourceCollector in interface ResourceManager

Parameters:

milis - delay between each execution of the resource collection process, in milliseconds.

observer - an observer that will be notified on each execution of the resource collection process.

stopResourceCollector

public void stopResourceCollector()

Description copied from interface: ResourceManager

Stops successive executions of the resource collector process. It does not interrupt the process if it is currently running, but it will not be executed anymore times.

Specified by:

stopResourceCollector in interface ResourceManager

createParameters

public DataParameters createParameters(String type,
                              Object[] args)
                                throws InitializeException

Throws:

InitializeException

createParameters

public DataParameters createParameters(String type)
                                throws InitializeException

Specified by:

createParameters in interface ResourceManagerProviderServices

Throws:

InitializeException

createAddResource

public ResourceProvider createAddResource(String type,
                                 Object[] params)
                                   throws InitializeException

Specified by:

createAddResource in interface ResourceManagerProviderServices

Throws:

InitializeException

createResource

public ResourceProvider createResource(String type,
                              Object[] params)
                                throws InitializeException

Specified by:

createResource in interface ResourceManagerProviderServices

Throws:

InitializeException

createResource

public ResourceProvider createResource(ResourceParameters params)
                                throws InitializeException

Specified by:

createResource in interface ResourceManagerProviderServices

Throws:

InitializeException

createAddResource

public ResourceProvider createAddResource(ResourceParameters params)
                                   throws InitializeException

Specified by:

createAddResource in interface ResourceManagerProviderServices

Throws:

InitializeException

register

public boolean register(String type,
               String description,
               Class resourceHandler,
               Class resourceParams)

Specified by:

register in interface ResourceManagerProviderServices

getResourceProviders

public List getResourceProviders()

Specified by:

getResourceProviders in interface ResourceManagerProviderServices

closeResources

public void closeResources()
                    throws DataException

Description copied from interface: ResourceManager

Close all register resources.

Specified by:

closeResources in interface ResourceManager

Throws:

DataException

dispose

public void dispose()
             throws DisposeResorceManagerException

Specified by:

dispose in interface ResourceManager

Throws:

DisposeResorceManagerException

getTimeToBeIdle

public int getTimeToBeIdle()

Description copied from interface: ResourceManager

Returns the wait time to consider that a resource is idle in seconds. Used in collect resouces action.
if is lower than 1 never is idle.

Specified by:

getTimeToBeIdle in interface ResourceManager

Returns:

seconds

See Also:

ResourceManager#collectResources()}, ResourceManager#startResourceCollector(long, Observer)}

setTimeToBeIdle

public void setTimeToBeIdle(int seconds)

Description copied from interface: ResourceManager

Sets the wait time to consider that a resource is idle. Used in collect resouces action.
if is lower than 1 never is idle.

Specified by:

setTimeToBeIdle in interface ResourceManager

See Also:

ResourceManager#collectResources()}, ResourceManager#startResourceCollector(long, Observer)}