/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., 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.host.controller.ignored;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.IGNORED_RESOURCE_TYPE;
import java.util.Collections;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Set;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.descriptions.ModelDescriptionConstants;
import org.jboss.as.controller.logging.ControllerLogger;
import org.jboss.as.controller.registry.Resource;
import org.jboss.dmr.ModelNode;
/**
* {@link Resource} that is registered in the {@code /host=*} resource under subaddress {@link #PATH_ELEMENT}.
*
* @author Brian Stansberry (c) 2011 Red Hat Inc.
*/
class IgnoredDomainResourceRoot implements Resource.ResourceEntry {
static final PathElement PATH_ELEMENT = PathElement.pathElement(ModelDescriptionConstants.CORE_SERVICE, ModelDescriptionConstants.IGNORED_RESOURCES);
private IgnoredDomainResourceRegistry ignoredRegistry;
private final Map<String, IgnoreDomainResourceTypeResource> children = new LinkedHashMap<String, IgnoreDomainResourceTypeResource>();
IgnoredDomainResourceRoot(IgnoredDomainResourceRegistry ignoredRegistry) {
this.ignoredRegistry = ignoredRegistry;
}
@Override
public String getName() {
return PATH_ELEMENT.getValue();
}
@Override
public PathElement getPathElement() {
return PATH_ELEMENT;
}
@Override
public ModelNode getModel() {
return new ModelNode();
}
@Override
public void writeModel(ModelNode newModel) {
// this resource has no meaningful model
throw new UnsupportedOperationException();
}
@Override
public boolean isModelDefined() {
return false;
}
@Override
public boolean hasChild(PathElement element) {
synchronized (children) {
return !isMaster() && IGNORED_RESOURCE_TYPE.equals(element.getKey())
&& children.containsKey(element.getValue());
}
}
@Override
public Resource getChild(PathElement element) {
Resource result = null;
if (!isMaster() && IGNORED_RESOURCE_TYPE.equals(element.getKey())) {
result = getChildInternal(element.getValue());
}
return result;
}
@Override
public Resource requireChild(PathElement address) {
final Resource resource = getChild(address);
if(resource == null) {
throw new NoSuchResourceException(address);
}
return resource;
}
@Override
public boolean hasChildren(String childType) {
boolean result = !isMaster() && IGNORED_RESOURCE_TYPE.equals(childType);
if (result) {
synchronized (children) {
result = children.size() > 0;
}
}
return result;
}
@Override
public Resource navigate(PathAddress address) {
return Resource.Tools.navigate(this, address);
}
@Override
public Set<String> getChildTypes() {
return Collections.singleton(IGNORED_RESOURCE_TYPE);
}
@Override
public Set<String> getChildrenNames(String childType) {
Set<String> result;
if (!isMaster() && IGNORED_RESOURCE_TYPE.equals(childType)) {
synchronized (children) {
result = new HashSet<String>(children.keySet());
}
} else {
result = Collections.emptySet();
}
return result;
}
@Override
public Set<ResourceEntry> getChildren(String childType) {
Set<ResourceEntry> result;
if (!isMaster() && IGNORED_RESOURCE_TYPE.equals(childType)) {
synchronized (children) {
result = new HashSet<ResourceEntry>(children.values());
}
} else {
result = Collections.emptySet();
}
return result;
}
@Override
public void registerChild(PathElement address, Resource resource) {
if (!isMaster() && IGNORED_RESOURCE_TYPE.equals(address.getKey())) {
synchronized (children) {
if (children.containsKey(address.getValue())) {
throw ControllerLogger.ROOT_LOGGER.duplicateResource(address.getValue());
}
registerChildInternal(IgnoreDomainResourceTypeResource.class.cast(resource));
}
} else {
throw new IllegalArgumentException();
}
}
@Override
public void registerChild(PathElement address, int index, Resource resource) {
throw new UnsupportedOperationException();
}
@Override
public Resource removeChild(PathElement address) {
Resource result = null;
if (IGNORED_RESOURCE_TYPE.equals(address.getKey())) {
synchronized (children) {
result = children.remove(address.getValue());
}
}
return result;
}
@Override
public boolean isRuntime() {
return false;
}
@Override
public boolean isProxy() {
return false;
}
@Override
public IgnoredDomainResourceRoot clone() {
IgnoredDomainResourceRoot clone = new IgnoredDomainResourceRoot(ignoredRegistry);
synchronized (children) {
for (IgnoreDomainResourceTypeResource child : children.values()) {
IgnoreDomainResourceTypeResource childClone = child.clone();
clone.registerChildInternal(childClone);
}
}
return clone;
}
void publish() {
ignoredRegistry.publish(this);
}
IgnoreDomainResourceTypeResource getChildInternal(String resourceType) {
synchronized (children) {
return IgnoreDomainResourceTypeResource.class.cast(children.get(resourceType));
}
}
// call with lock on 'children' held
private void registerChildInternal(IgnoreDomainResourceTypeResource child) {
child.setParent(this);
children.put(child.getName(), child);
}
private boolean isMaster() {
return ignoredRegistry.isMaster();
}
@Override
public Set<String> getOrderedChildTypes() {
return Collections.emptySet();
}
}