org.abstracthorizon.extend.server.deployment.support
Class RedeployURLScanner

java.lang.Object
  org.abstracthorizon.extend.server.deployment.support.RedeployURLScanner

All Implemented Interfaces:

Runnable

public class RedeployURLScanner
extends Object
implements Runnable

This class scanns for list of URLs at intervals defined in scheduler and checks if there are changes. In case of changes it removes, adds or redploys modules from given URLs.

Author:

Daniel Sendula

Nested Class Summary

protected static class

RedeployURLScanner.URLDetails Internal representation of URL details

Field Summary

protected DeploymentManager	manager Reference to the deployment manager
protected Map<URL,RedeployURLScanner.URLDetails>	map Map of URLs and URL details
protected SimpleScheduler	scheduler Scheduler to check changes in this directory

Constructor Summary

RedeployURLScanner()
Constructor

Method Summary

void	addURL(URL url, Module module) Adds new URL to be scanned for changes
void	destroy() Removes this object from scheduler
DeploymentManager	getDeploymentManager() Returns main deployer (DeploymentManager);
SimpleScheduler	getScheduler() Returns scheduler (SimpleScheduler)
protected SimpleScheduler	getSchedulerInternal() This method is used internally for scheduler to be obtained.
void	init() Schedules running of this runnable object
void	removeURL(URL url) Removes url
void	run() Main method that scans for changes
void	setDeploymentManager(DeploymentManager manager) Sets main deployer (DeploymentManager);
void	setScheduler(SimpleScheduler scheduler) Sets scheduler (SimpleScheduler).

Methods inherited from class java.lang.Object

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

Field Detail

manager

protected DeploymentManager manager

Reference to the deployment manager

scheduler

protected SimpleScheduler scheduler

Scheduler to check changes in this directory

map

protected Map<URL,RedeployURLScanner.URLDetails> map

Map of URLs and URL details

Constructor Detail

RedeployURLScanner

public RedeployURLScanner()

Constructor

Method Detail

init

public void init()

Schedules running of this runnable object

destroy

public void destroy()

Removes this object from scheduler

run

public void run()

Main method that scans for changes

Specified by:

run in interface Runnable

getDeploymentManager

public DeploymentManager getDeploymentManager()

Returns main deployer (DeploymentManager);

Returns:

main deployer (DeploymentManager);

setDeploymentManager

public void setDeploymentManager(DeploymentManager manager)

Sets main deployer (DeploymentManager);

Parameters:

manager - main deployer (DeploymentManager);

setScheduler

public void setScheduler(SimpleScheduler scheduler)

Sets scheduler (SimpleScheduler).

Parameters:

scheduler - scheduler

getScheduler

public SimpleScheduler getScheduler()

Returns scheduler (SimpleScheduler)

Returns:

scheduler

getSchedulerInternal

protected SimpleScheduler getSchedulerInternal()

This method is used internally for scheduler to be obtained. If scheduler is not assigned then KernelScheduler is going to be used.

Returns:

scheduler or newly created scheduler

addURL

public void addURL(URL url,
                   Module module)

Adds new URL to be scanned for changes

Parameters:

url - url (currently must be of file protocol)

module - moduel that is already loaded

removeURL

public void removeURL(URL url)

Removes url

Parameters:

url - url to be removed