/*
* 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.connector.pool;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import org.jboss.as.connector.ConnectorServices;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationStepHandler;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.NAME;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
import org.jboss.dmr.ModelNode;
import org.jboss.jca.core.api.management.Connector;
import org.jboss.jca.core.api.management.DataSource;
import org.jboss.jca.core.api.management.ManagementRepository;
import org.jboss.jca.core.connectionmanager.pool.mcp.ManagedConnectionPoolStatisticsImpl;
import org.jboss.jca.core.spi.statistics.StatisticsPlugin;
import org.jboss.msc.service.ServiceController;
/**
* @author <a href="mailto:jeff.zhang@jboss.org">Jeff Zhang</a>
*/
public abstract class PoolMetrics implements OperationStepHandler {
static final String[] NO_LOCATION = new String[0];
public static final Set<String> ATTRIBUTES = (new ManagedConnectionPoolStatisticsImpl(1)).getNames();
public void execute(OperationContext context, ModelNode operation) throws OperationFailedException {
if (context.getType() == OperationContext.Type.SERVER) {
context.addStep(new OperationStepHandler() {
public void execute(OperationContext context, ModelNode operation) throws OperationFailedException {
final PathAddress address = PathAddress.pathAddress(operation.require(OP_ADDR));
final String jndiName = address.getLastElement().getValue();
final String attributeName = operation.require(NAME).asString();
final ServiceController<?> managementRepoService = context.getServiceRegistry(false).getService(
ConnectorServices.MANAGEMENT_REPOSISTORY_SERVICE);
if (managementRepoService != null) {
try {
final ManagementRepository repository = (ManagementRepository) managementRepoService.getValue();
final ModelNode result = context.getResult();
List<StatisticsPlugin> stats = getMatchingStats(jndiName, repository);
for (StatisticsPlugin stat : stats) {
result.set("" + stat.getValue(attributeName));
}
} catch (Exception e) {
e.printStackTrace();
throw new OperationFailedException(new ModelNode().set("failed to get metrics " + e.getMessage()));
}
}
context.completeStep();
}
}, OperationContext.Stage.RUNTIME);
} else {
context.getResult().set("no metrics available");
}
context.completeStep();
}
protected abstract List<StatisticsPlugin> getMatchingStats(String jndiName, ManagementRepository repository);
public static class LocalAndXaDataSourcePoolMetricsHandler extends PoolMetrics {
public static LocalAndXaDataSourcePoolMetricsHandler INSTANCE = new LocalAndXaDataSourcePoolMetricsHandler();
protected List<StatisticsPlugin> getMatchingStats(String jndiName, ManagementRepository repository) {
ArrayList<StatisticsPlugin> result = new ArrayList<StatisticsPlugin>(repository.getDataSources().size());
if (repository.getDataSources() != null) {
for (DataSource ds : repository.getDataSources()) {
if (jndiName.equalsIgnoreCase(ds.getJndiName()) && ds.getPool() != null) {
result.add(ds.getPool().getStatistics());
}
}
}
result.trimToSize();
return result;
}
}
public static class RaPoolMetricsHandler extends PoolMetrics {
public static RaPoolMetricsHandler INSTANCE = new RaPoolMetricsHandler();
protected List<StatisticsPlugin> getMatchingStats(String jndiName, ManagementRepository repository) {
ArrayList<StatisticsPlugin> result = new ArrayList<StatisticsPlugin>(repository.getConnectors().size());
if (repository.getConnectors() != null) {
for (Connector c : repository.getConnectors()) {
if (jndiName.equalsIgnoreCase(c.getUniqueId())) {
if (c.getConnectionFactories() == null || c.getConnectionFactories().get(0) == null
|| c.getConnectionFactories().get(0).getPool() == null)
continue;
result.add(c.getConnectionFactories().get(0).getPool().getStatistics());
}
}
}
result.trimToSize();
return result;
}
}
}