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URLDeploymentScanner (JBoss System API) - JBoss 4.0.1 sp1 system API Documentation 英文版文档

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org.jboss.deployment.scanner
Class URLDeploymentScanner

java.lang.Object
  org.jboss.mx.util.JBossNotificationBroadcasterSupport
      org.jboss.system.ServiceMBeanSupport
          org.jboss.deployment.scanner.AbstractDeploymentScanner
              org.jboss.deployment.scanner.URLDeploymentScanner

All Implemented Interfaces:

DeploymentScanner, DeploymentScannerMBean, javax.management.MBeanRegistration, javax.management.NotificationBroadcaster, javax.management.NotificationEmitter, Service, ServiceMBean, URLDeploymentScannerMBean

Direct Known Subclasses:

HttpURLDeploymentScanner

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public class URLDeploymentScanner

extends AbstractDeploymentScanner

implements DeploymentScanner, URLDeploymentScannerMBean

A URL-based deployment scanner. Supports local directory scanning for file-based urls.

Version:

$Revision: 1.32 $

Author:

Jason Dillon

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Nested Class Summary
protected  class	URLDeploymentScanner.DeployedURL           A container and help class for a deployed URL.

 

Nested classes inherited from class org.jboss.deployment.scanner.AbstractDeploymentScanner

AbstractDeploymentScanner.ScannerThread

 

Field Summary
protected  Set	deployedSet           A set of scanned urls which have been deployed.
protected  boolean	doRecursiveSearch
protected  org.jboss.net.protocol.URLLister.URLFilter	filter           Allow a filter for scanned directories
protected  IncompleteDeploymentException	lastIncompleteDeploymentException
protected  File	serverHome           The server's home directory, for relative paths.
protected  URL	serverHomeURL
protected  Comparator	sorter           A sorter urls from a scaned directory to allow for coarse dependency ordering based on file type
protected  List	urlList           The list of URLs to scan.

 

Fields inherited from class org.jboss.deployment.scanner.AbstractDeploymentScanner

deployer, mainDeployer, scanEnabled, scannerThread, scanPeriod

 

Fields inherited from class org.jboss.system.ServiceMBeanSupport

log, server, SERVICE_CONTROLLER_SIG, serviceName

 

Fields inherited from interface org.jboss.system.ServiceMBean

CREATE_EVENT, CREATED, DESTROY_EVENT, DESTROYED, FAILED, REGISTERED, START_EVENT, STARTED, STARTING, states, STOP_EVENT, STOPPED, STOPPING, UNREGISTERED

 

Constructor Summary

URLDeploymentScanner()

 

Method Summary
void	addURL(String urlspec)
void	addURL(URL url)
protected  void	deploy(URLDeploymentScanner.DeployedURL du)           A helper to deploy the given URL with the deployer.
String	getFilter()
boolean	getRecursiveSearch()
String	getURLComparator()
List	getURLList()
boolean	hasURL(String urlspec)
boolean	hasURL(URL url)
protected  boolean	isDeployed(URL url)           Checks if the url is in the deployed set.
protected  URL	makeURL(String urlspec)           A helper to make a URL from a full url, or a filespec.
javax.management.ObjectName	preRegister(javax.management.MBeanServer server, javax.management.ObjectName name)           Callback method of MBeanRegistration before the MBean is registered at the JMX Agent.
void	removeURL(String urlspec)
void	removeURL(URL url)
void	scan()           Scan for deployment changes.
void	setFilter(String classname)
void	setRecursiveSearch(boolean recurse)
void	setURLComparator(String classname)
void	setURLList(List list)
void	setURLs(String listspec)
protected  void	undeploy(URLDeploymentScanner.DeployedURL du)           A helper to undeploy the given URL from the deployer.
protected  boolean	updateSorter()

 

Methods inherited from class org.jboss.deployment.scanner.AbstractDeploymentScanner

createService, destroyService, getDeployer, getScanPeriod, isScanEnabled, setDeployer, setScanEnabled, setScanPeriod, startService, stopService

 

Methods inherited from class org.jboss.system.ServiceMBeanSupport

create, destroy, getLog, getName, getNextNotificationSequenceNumber, getObjectName, getServer, getServiceName, getState, getStateString, jbossInternalCreate, jbossInternalDescription, jbossInternalDestroy, jbossInternalLifecycle, jbossInternalStart, jbossInternalStop, postDeregister, postRegister, preDeregister, start, stop

 

Methods inherited from class org.jboss.mx.util.JBossNotificationBroadcasterSupport

addNotificationListener, getNotificationInfo, handleNotification, removeNotificationListener, removeNotificationListener, sendNotification

 

Methods inherited from class java.lang.Object

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

 

Methods inherited from interface org.jboss.deployment.scanner.DeploymentScanner

getDeployer, getScanPeriod, isScanEnabled, setDeployer, setScanEnabled, setScanPeriod

 

Methods inherited from interface org.jboss.system.Service

create, destroy, start, stop

 

Methods inherited from interface org.jboss.deployment.scanner.DeploymentScannerMBean

getDeployer, isScanEnabled, setDeployer, setScanEnabled, setScanPeriod

 

Methods inherited from interface org.jboss.system.ServiceMBean

getName, getState, getStateString, jbossInternalLifecycle

 

Field Detail

urlList

protected List urlList

The list of URLs to scan.

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deployedSet

protected Set deployedSet

A set of scanned urls which have been deployed.

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serverHome

protected File serverHome

The server's home directory, for relative paths.

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serverHomeURL

protected URL serverHomeURL

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sorter

protected Comparator sorter

A sorter urls from a scaned directory to allow for coarse dependency ordering based on file type

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filter

protected org.jboss.net.protocol.URLLister.URLFilter filter

Allow a filter for scanned directories

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lastIncompleteDeploymentException

protected IncompleteDeploymentException lastIncompleteDeploymentException

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doRecursiveSearch

protected boolean doRecursiveSearch

Constructor Detail

URLDeploymentScanner

public URLDeploymentScanner()

Method Detail

setRecursiveSearch

public void setRecursiveSearch(boolean recurse)

Specified by:

setRecursiveSearch in interface URLDeploymentScannerMBean

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getRecursiveSearch

public boolean getRecursiveSearch()

Specified by:

getRecursiveSearch in interface URLDeploymentScannerMBean

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setURLList

public void setURLList(List list)

Specified by:

setURLList in interface URLDeploymentScannerMBean

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setURLComparator

public void setURLComparator(String classname)
                      throws ClassNotFoundException,
                             IllegalAccessException,
                             InstantiationException

Specified by:

setURLComparator in interface URLDeploymentScannerMBean

Parameters:

classname - The name of a Comparator class.

Throws:

ClassNotFoundException

IllegalAccessException

InstantiationException

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getURLComparator

public String getURLComparator()

Specified by:

getURLComparator in interface URLDeploymentScannerMBean

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setFilter

public void setFilter(String classname)
               throws ClassNotFoundException,
                      IllegalAccessException,
                      InstantiationException

Specified by:

setFilter in interface URLDeploymentScannerMBean

Parameters:

classname - The name of a FileFilter class.

Throws:

ClassNotFoundException

IllegalAccessException

InstantiationException

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getFilter

public String getFilter()

Specified by:

getFilter in interface URLDeploymentScannerMBean

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getURLList

public List getURLList()

Specified by:

getURLList in interface URLDeploymentScannerMBean

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addURL

public void addURL(URL url)

Specified by:

addURL in interface URLDeploymentScannerMBean

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removeURL

public void removeURL(URL url)

Specified by:

removeURL in interface URLDeploymentScannerMBean

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hasURL

public boolean hasURL(URL url)

Specified by:

hasURL in interface URLDeploymentScannerMBean

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setURLs

public void setURLs(String listspec)
             throws MalformedURLException

Specified by:

setURLs in interface URLDeploymentScannerMBean

Throws:

MalformedURLException

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makeURL

protected URL makeURL(String urlspec)
               throws MalformedURLException

A helper to make a URL from a full url, or a filespec.

Throws:

MalformedURLException

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addURL

public void addURL(String urlspec)
            throws MalformedURLException

Specified by:

addURL in interface URLDeploymentScannerMBean

Throws:

MalformedURLException

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removeURL

public void removeURL(String urlspec)
               throws MalformedURLException

Specified by:

removeURL in interface URLDeploymentScannerMBean

Throws:

MalformedURLException

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hasURL

public boolean hasURL(String urlspec)
               throws MalformedURLException

Specified by:

hasURL in interface URLDeploymentScannerMBean

Throws:

MalformedURLException

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deploy

protected void deploy(URLDeploymentScanner.DeployedURL du)

A helper to deploy the given URL with the deployer.

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undeploy

protected void undeploy(URLDeploymentScanner.DeployedURL du)

A helper to undeploy the given URL from the deployer.

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isDeployed

protected boolean isDeployed(URL url)

Checks if the url is in the deployed set.

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scan

public void scan()
          throws Exception

Description copied from interface: DeploymentScanner

Scan for deployment changes.

Specified by:

scan in interface DeploymentScanner

Specified by:

scan in class AbstractDeploymentScanner

Throws:

Exception

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updateSorter

protected boolean updateSorter()

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preRegister

public javax.management.ObjectName preRegister(javax.management.MBeanServer server,
                                               javax.management.ObjectName name)
                                        throws Exception

Description copied from class: ServiceMBeanSupport

Callback method of MBeanRegistration before the MBean is registered at the JMX Agent.

Attention: Always call this method when you overwrite it in a subclass because it saves the Object Name of the MBean.

Specified by:

preRegister in interface javax.management.MBeanRegistration

Overrides:

preRegister in class ServiceMBeanSupport

Parameters:

server - Reference to the JMX Agent this MBean is registered on

name - Name specified by the creator of the MBean. Note that you can overwrite it when the given ObjectName is null otherwise the change is discarded (maybe a bug in JMX-RI).

Throws:

Exception

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