/*
* JBoss, Home of Professional Open Source.
* Copyright 2013, 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.jpa.management;
import static org.jboss.as.jpa.messages.JpaLogger.JPA_LOGGER;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.registry.PlaceholderResource;
import org.jboss.as.controller.registry.Resource;
import org.jboss.as.jpa.messages.JpaLogger;
import org.jboss.dmr.ModelNode;
import org.jipijapa.management.spi.Statistics;
/**
* Resource representing a JPA PersistenceUnit (from a persistence.xml) deployment.
*
* @author Brian Stansberry (c) 2011 Red Hat Inc.
* @author Scott Marlow
*/
public class DynamicManagementStatisticsResource extends PlaceholderResource.PlaceholderResourceEntry {
private final String puName;
private final ModelNode model = new ModelNode();
private final Statistics statistics;
private final String identificationLabel;
private final EntityManagerFactoryLookup entityManagerFactoryLookup;
public DynamicManagementStatisticsResource(
final Statistics statistics,
final String puName,
final String identificationLabel,
final EntityManagerFactoryLookup entityManagerFactoryLookup) {
super(identificationLabel, puName);
this.puName = puName;
this.statistics = statistics;
this.identificationLabel = identificationLabel;
this.entityManagerFactoryLookup = entityManagerFactoryLookup;
}
@Override
public ModelNode getModel() {
return model;
}
@Override
public boolean isModelDefined() {
return model.isDefined();
}
@Override
public boolean hasChild(PathElement element) {
try {
Statistics statistics = getStatistics();
// if element key matches, check if element value also matches
if (statistics.getChildrenNames().contains(element.getKey())) {
Statistics childStatistics = statistics.getChild(element.getKey());
return childStatistics != null && childStatistics.getDynamicChildrenNames(entityManagerFactoryLookup, PathWrapper.path(puName)).contains(element.getValue());
} else {
return super.hasChild(element);
}
}
catch( IllegalStateException e) { // WFLY-2436 ignore unexpected exceptions (e.g. JIPI-27 may throw an IllegalStateException)
JPA_LOGGER.unexpectedStatisticsProblem(e);
return false;
}
}
@Override
public Resource getChild(PathElement element) {
try {
Statistics statistics = getStatistics();
if (statistics.getChildrenNames().contains(element.getKey())) {
Statistics childStatistics = statistics.getChild(element.getKey());
return childStatistics != null && childStatistics.getDynamicChildrenNames(entityManagerFactoryLookup, PathWrapper.path(puName)).contains(element.getValue())
? PlaceholderResource.INSTANCE : null;
} else {
return super.getChild(element);
}
}
catch( IllegalStateException e) { // WFLY-2436 ignore unexpected exceptions (e.g. JIPI-27 may throw an IllegalStateException)
JPA_LOGGER.unexpectedStatisticsProblem(e);
return super.getChild(element);
}
}
@Override
public Resource requireChild(PathElement element) {
try {
Statistics statistics = getStatistics();
if (statistics.getChildrenNames().contains(element.getKey())) {
Statistics childStatistics = statistics.getChild(element.getKey());
if (childStatistics != null && childStatistics.getDynamicChildrenNames(entityManagerFactoryLookup, PathWrapper.path(puName)).contains(element.getValue())) {
return PlaceholderResource.INSTANCE;
}
throw new NoSuchResourceException(element);
} else {
return super.requireChild(element);
}
}
catch( IllegalStateException e) { // WFLY-2436 ignore unexpected exceptions (e.g. JIPI-27 may throw an IllegalStateException)
JPA_LOGGER.unexpectedStatisticsProblem(e);
return super.requireChild(element);
}
}
@Override
public boolean hasChildren(String childType) {
try {
Statistics statistics = getStatistics();
if (statistics.getChildrenNames().contains(childType)) {
Statistics childStatistics = statistics.getChild(childType);
return childStatistics != null && childStatistics.getNames().size() > 0;
} else {
return super.hasChildren(childType);
}
}
catch( IllegalStateException e) { // WFLY-2436 ignore unexpected exceptions (e.g. JIPI-27 may throw an IllegalStateException)
JPA_LOGGER.unexpectedStatisticsProblem(e);
return false;
}
}
@Override
public Resource navigate(PathAddress address) {
Statistics statistics = getStatistics();
if (address.size() > 0 && statistics.getChildrenNames().contains(address.getElement(0).getKey())) {
if (address.size() > 1) {
throw new NoSuchResourceException(address.getElement(1));
}
return PlaceholderResource.INSTANCE;
} else {
return super.navigate(address);
}
}
@Override
public Set<String> getChildTypes() {
try {
Set<String> result = new HashSet<String>(super.getChildTypes());
Statistics statistics = getStatistics();
result.addAll(statistics.getChildrenNames());
return result;
}
catch( IllegalStateException e) { // WFLY-2436 ignore unexpected exceptions (e.g. JIPI-27 may throw an IllegalStateException)
JPA_LOGGER.unexpectedStatisticsProblem(e);
return Collections.EMPTY_SET;
}
}
@Override
public Set<String> getChildrenNames(String childType) {
try {
Statistics statistics = getStatistics();
if (statistics.getChildrenNames().contains(childType)) {
Statistics childStatistics = statistics.getChild(childType);
Set<String>result = new HashSet<String>();
for(String name:childStatistics.getDynamicChildrenNames(entityManagerFactoryLookup, PathWrapper.path(puName))) {
result.add(name);
}
return result;
} else {
return super.getChildrenNames(childType);
}
}
catch( IllegalStateException e) { // WFLY-2436 ignore unexpected exceptions (e.g. JIPI-27 may throw an IllegalStateException)
JPA_LOGGER.unexpectedStatisticsProblem(e);
return Collections.EMPTY_SET;
}
}
@Override
public Set<ResourceEntry> getChildren(String childType) {
try {
Statistics statistics = getStatistics();
if (statistics.getChildrenNames().contains(childType)) {
Set<ResourceEntry> result = new HashSet<ResourceEntry>();
Statistics childStatistics = statistics.getChild(childType);
for (String name : childStatistics.getDynamicChildrenNames(entityManagerFactoryLookup, PathWrapper.path(puName))) {
result.add(new PlaceholderResource.PlaceholderResourceEntry(childType, name));
}
return result;
} else {
return super.getChildren(childType);
}
}
catch( IllegalStateException e) { // WFLY-2436 ignore unexpected exceptions (e.g. JIPI-27 may throw an IllegalStateException)
JPA_LOGGER.unexpectedStatisticsProblem(e);
return Collections.EMPTY_SET;
}
}
@Override
public void registerChild(PathElement address, Resource resource) {
try {
Statistics statistics = getStatistics();
if (statistics.getChildrenNames().contains(address.getKey())) {
throw JpaLogger.ROOT_LOGGER.resourcesOfTypeCannotBeRegistered(address.getKey());
} else {
super.registerChild(address, resource);
}
}
catch( IllegalStateException e) { // WFLY-2436 ignore unexpected exceptions (e.g. JIPI-27 may throw an IllegalStateException)
JPA_LOGGER.unexpectedStatisticsProblem(e);
}
}
@Override
public Resource removeChild(PathElement address) {
Statistics statistics = getStatistics();
if (statistics.getChildrenNames().contains(address.getKey())) {
throw JpaLogger.ROOT_LOGGER.resourcesOfTypeCannotBeRemoved(address.getKey());
} else {
return super.removeChild(address);
}
}
@Override
public boolean isRuntime() {
return false;
}
@Override
public boolean isProxy() {
return false;
}
@Override
public DynamicManagementStatisticsResource clone() {
return new DynamicManagementStatisticsResource(statistics, puName, identificationLabel, entityManagerFactoryLookup);
}
private Statistics getStatistics() {
return statistics;
}
}