/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.ee.deployment.spi.beans;
import java.beans.PropertyChangeListener;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.jar.JarOutputStream;
import javax.enterprise.deploy.model.DDBean;
import javax.enterprise.deploy.model.XpathEvent;
import javax.enterprise.deploy.spi.DConfigBean;
import javax.enterprise.deploy.spi.DConfigBeanRoot;
import javax.enterprise.deploy.spi.exceptions.BeanNotFoundException;
import javax.enterprise.deploy.spi.exceptions.ConfigurationException;
import org.jboss.as.ee.deployment.spi.DeploymentMetaData;
/**
* @author Rob Stryker
*
*/
public abstract class AbstractJBossConfigBean implements DConfigBean {
protected DDBean myBean;
protected ArrayList myPropertyListeners;
protected HashMap xpaths;
protected DConfigBeanRoot myRoot;
protected ConfigBeanXPaths myPath;
protected ArrayList children;
public AbstractJBossConfigBean(DDBean bean, DConfigBeanRoot root, ConfigBeanXPaths path) {
myBean = bean;
myRoot = root;
myPropertyListeners = new ArrayList();
xpaths = new HashMap();
myPath = path;
children = new ArrayList();
/*
* fill our map this map is to more easily parse through xpaths via map.get(string) rather than iterate through an
* arraylist until name matches
*/
ConfigBeanXPaths xpathList = buildXPathList();
Iterator i = xpathList.getChildren().iterator();
while (i.hasNext()) {
ConfigBeanXPaths x = (ConfigBeanXPaths) i.next();
xpaths.put(x.getPath(), x);
}
}
public DDBean getDDBean() {
return myBean;
}
public void addPropertyChangeListener(PropertyChangeListener pcl) {
myPropertyListeners.add(pcl);
}
public void removePropertyChangeListener(PropertyChangeListener pcl) {
myPropertyListeners.remove(pcl);
}
/**
* Removes the xpath of a given config bean from the list of this bean's xpaths (children so to speak). Then calls death.
*/
public void removeDConfigBean(DConfigBean bean) throws BeanNotFoundException {
// childList.remove(bean);
AbstractJBossConfigBean b = ((AbstractJBossConfigBean) bean);
Object o = xpaths.get(b.getPath());
if (o == null) {
throw new BeanNotFoundException(b.getPath());
}
children.remove(bean);
xpaths.remove(b.getPath());
b.death();
}
public String[] getXpaths() {
Object[] paths = this.xpaths.values().toArray();
String[] retval = new String[paths.length];
for (int i = 0; i < paths.length; i++) {
retval[i] = ((ConfigBeanXPaths) paths[i]).getPath();
}
return retval;
}
public DConfigBean getDConfigBean(DDBean bean) throws ConfigurationException {
// get a child bean
String path = bean.getXpath();
ConfigBeanXPaths cPath = (ConfigBeanXPaths) xpaths.get(path);
if (cPath == null) {
return null;
}
AbstractJBossConfigBean retBean = new JBossNullConfigBean(bean, this.myRoot, cPath);
children.add(retBean);
return retBean;
}
public class JBossNullConfigBean extends AbstractJBossConfigBean {
public JBossNullConfigBean(DDBean bean, DConfigBeanRoot root, ConfigBeanXPaths path) {
super(bean, root, path);
}
/**
* This bean requires no other xpaths.
*/
protected ConfigBeanXPaths buildXPathList() {
ConfigBeanXPaths pathRoot = new ConfigBeanXPaths("", null);
return pathRoot;
}
/**
* All children attempts will return null.
*/
public DConfigBean getDConfigBean(DDBean bean) throws ConfigurationException {
throw new ConfigurationException(bean.getXpath());
}
}
public String getPath() {
return myPath.getPath();
}
/*
* Deletes the children, and also tells them to delete their children.
*/
protected void death() {
Iterator i = children.iterator();
while (i.hasNext()) {
AbstractJBossConfigBean b = (AbstractJBossConfigBean) i.next();
try {
removeDConfigBean(b);
} catch (BeanNotFoundException e) {
}
}
xpaths.clear();
}
public void notifyDDChange(XpathEvent arg0) {
}
// OVER RIDE ME
public void save(JarOutputStream stream, DeploymentMetaData metaData) {
}
protected abstract ConfigBeanXPaths buildXPathList();
}