package org.jboss.as.connector.pool;
import java.util.ArrayList;
import java.util.List;
import org.jboss.as.connector.ConnectorServices;
import org.jboss.as.connector.subsystems.datasources.Util;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.OperationStepHandler;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.descriptions.ModelDescriptionConstants;
import org.jboss.dmr.ModelNode;
import org.jboss.jca.core.api.connectionmanager.pool.Pool;
import org.jboss.jca.core.api.management.ConnectionFactory;
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.msc.service.ServiceController;
import static org.jboss.as.connector.ConnectorMessages.MESSAGES;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
public abstract class PoolOperations implements OperationStepHandler {
private final PoolMatcher matcher;
protected PoolOperations(PoolMatcher matcher) {
super();
this.matcher = matcher;
}
public void execute(OperationContext context, ModelNode operation) throws OperationFailedException {
final PathAddress address = PathAddress.pathAddress(operation.require(OP_ADDR));
final String jndiName;
if(address.getElement(0).getKey().equals(ModelDescriptionConstants.DEPLOYMENT)) {
//if this is a datasource that was deployed in a -ds.xml file
jndiName = address.getLastElement().getValue();
} else {
jndiName = Util.getJndiName(context.readModel(PathAddress.EMPTY_ADDRESS));
}
if (context.isNormalServer()) {
context.addStep(new OperationStepHandler() {
public void execute(OperationContext context, ModelNode operation) throws OperationFailedException {
final ServiceController<?> managementRepoService = context.getServiceRegistry(false).getService(
ConnectorServices.MANAGEMENT_REPOSITORY_SERVICE);
if (managementRepoService != null) {
ModelNode operationResult = null;
try {
final ManagementRepository repository = (ManagementRepository) managementRepoService.getValue();
final List<Pool> pools = matcher.match(jndiName, repository);
if (pools.isEmpty()) {
throw MESSAGES.failedToMatchPool(jndiName);
}
for (Pool pool : pools) {
operationResult = invokeCommandOn(pool);
}
} catch (Exception e) {
throw new OperationFailedException(new ModelNode().set(MESSAGES.failedToInvokeOperation(e.getLocalizedMessage())));
}
if (operationResult != null) {
context.getResult().set(operationResult);
}
}
context.completeStep();
}
}, OperationContext.Stage.RUNTIME);
}
context.completeStep();
}
protected abstract ModelNode invokeCommandOn(Pool pool) throws Exception;
public static class FlushIdleConnectionInPool extends PoolOperations {
public static FlushIdleConnectionInPool DS_INSTANCE = new FlushIdleConnectionInPool(new DsPoolMatcher());
public static FlushIdleConnectionInPool RA_INSTANCE = new FlushIdleConnectionInPool(new RaPoolMatcher());
protected FlushIdleConnectionInPool(PoolMatcher matcher) {
super(matcher);
}
@Override
protected ModelNode invokeCommandOn(Pool pool) {
pool.flush();
return null;
}
}
public static class FlushAllConnectionInPool extends PoolOperations {
public static FlushAllConnectionInPool DS_INSTANCE = new FlushAllConnectionInPool(new DsPoolMatcher());
public static FlushAllConnectionInPool RA_INSTANCE = new FlushAllConnectionInPool(new RaPoolMatcher());
protected FlushAllConnectionInPool(PoolMatcher matcher) {
super(matcher);
}
@Override
protected ModelNode invokeCommandOn(Pool pool) {
pool.flush(true);
return null;
}
}
public static class TestConnectionInPool extends PoolOperations {
public static TestConnectionInPool DS_INSTANCE = new TestConnectionInPool(new DsPoolMatcher());
public static TestConnectionInPool RA_INSTANCE = new TestConnectionInPool(new RaPoolMatcher());
protected TestConnectionInPool(PoolMatcher matcher) {
super(matcher);
}
@Override
protected ModelNode invokeCommandOn(Pool pool) throws Exception {
boolean returnedValue = pool.testConnection();
if (!returnedValue)
throw MESSAGES.invalidConnection();
ModelNode result = new ModelNode();
result.add(returnedValue);
return result;
}
}
private static interface PoolMatcher {
List<Pool> match(String jndiName, ManagementRepository repository);
}
private static class DsPoolMatcher implements PoolMatcher {
public List<Pool> match(String jndiName, ManagementRepository repository) {
ArrayList<org.jboss.jca.core.api.connectionmanager.pool.Pool> result = new ArrayList<Pool>(repository
.getDataSources().size());
if (repository.getDataSources() != null) {
for (DataSource ds : repository.getDataSources()) {
if (jndiName.equalsIgnoreCase(ds.getJndiName()) && ds.getPool() != null) {
result.add(ds.getPool());
}
}
}
result.trimToSize();
return result;
}
}
private static class RaPoolMatcher implements PoolMatcher {
public List<Pool> match(String jndiName, ManagementRepository repository) {
ArrayList<Pool> result = new ArrayList<Pool>(repository.getConnectors().size());
if (repository.getConnectors() != null) {
for (Connector c : repository.getConnectors()) {
if (c.getConnectionFactories() == null || c.getConnectionFactories().size() == 0)
continue;
for (ConnectionFactory cf : c.getConnectionFactories()) {
if (cf != null && cf.getPool() != null &&
jndiName.equalsIgnoreCase(cf.getJndiName())) {
result.add(cf.getPool());
}
}
}
}
return result;
}
}
}