org.jboss.messaging.core.deployers.impl
Class XmlDeployer

java.lang.Object
  org.jboss.messaging.core.deployers.impl.XmlDeployer

All Implemented Interfaces:

Deployer, MessagingComponent

Direct Known Subclasses:

JMSServerDeployer, QueueSettingsDeployer, SecurityDeployer, SecurityManagerDeployer

public abstract class XmlDeployer
extends java.lang.Object
implements Deployer, MessagingComponent

Author:

Andy Taylor

Field Summary

protected static java.lang.String

NAME_ATTR

Constructor Summary

XmlDeployer()

Method Summary

void	addToConfiguration(java.net.URL url, java.lang.String name, org.w3c.dom.Node e) adds a URL to the already configured set of url's this deployer is handling
abstract void	deploy(org.w3c.dom.Node node) deploy an element
void	deploy(java.net.URL url) Deploy the URL for the first time
abstract java.lang.String[]	getElementTagName() the names of the elements to deploy
java.lang.String	getKeyAttribute() the key attribute for theelement, usually 'name' but can be overridden
protected org.w3c.dom.Element	getRootElement(java.net.URL url)
abstract int	getWeight() the weight of the deployer, used for ordering the order that deployers are deployed.
void	redeploy(java.net.URL url) Redeploys a URL if changed
void	start()
void	stop()
abstract void	undeploy(org.w3c.dom.Node node) undeploys an element
void	undeploy(java.net.URL url) Undeploys a resource that has been removed

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jboss.messaging.core.deployers.Deployer

getConfigFileName

Field Detail

NAME_ATTR

protected static final java.lang.String NAME_ATTR

See Also:

Constant Field Values

Constructor Detail

XmlDeployer

public XmlDeployer()

Method Detail

addToConfiguration

public void addToConfiguration(java.net.URL url,
                               java.lang.String name,
                               org.w3c.dom.Node e)

adds a URL to the already configured set of url's this deployer is handling

Parameters:

url - The URL to add

name - the name of the element

e - .

redeploy

public void redeploy(java.net.URL url)
              throws java.lang.Exception

Redeploys a URL if changed

Specified by:

redeploy in interface Deployer

Parameters:

url - The resource to redeploy

Throws:

java.lang.Exception - .

undeploy

public void undeploy(java.net.URL url)
              throws java.lang.Exception

Undeploys a resource that has been removed

Specified by:

undeploy in interface Deployer

Parameters:

url - The Resource that was deleted

Throws:

java.lang.Exception - .

deploy

public void deploy(java.net.URL url)
            throws java.lang.Exception

Deploy the URL for the first time

Specified by:

deploy in interface Deployer

Parameters:

url - The resource todeploy

Throws:

java.lang.Exception - .

getKeyAttribute

public java.lang.String getKeyAttribute()

the key attribute for theelement, usually 'name' but can be overridden

Returns:

the key attribute

start

public void start()
           throws java.lang.Exception

Specified by:

start in interface MessagingComponent

Throws:

java.lang.Exception

stop

public void stop()
          throws java.lang.Exception

Specified by:

stop in interface MessagingComponent

Throws:

java.lang.Exception

getElementTagName

public abstract java.lang.String[] getElementTagName()

the names of the elements to deploy

Returns:

the names of the elements todeploy

deploy

public abstract void deploy(org.w3c.dom.Node node)
                     throws java.lang.Exception

deploy an element

Parameters:

node - the element to deploy

Throws:

java.lang.Exception - .

undeploy

public abstract void undeploy(org.w3c.dom.Node node)
                       throws java.lang.Exception

undeploys an element

Parameters:

node - the element to undeploy

Throws:

java.lang.Exception - .

getWeight

public abstract int getWeight()

Description copied from interface: Deployer

the weight of the deployer, used for ordering the order that deployers are deployed.

Specified by:

getWeight in interface Deployer

Returns:

the weight

getRootElement

protected org.w3c.dom.Element getRootElement(java.net.URL url)
                                      throws java.lang.Exception

Throws:

java.lang.Exception