/** {@inheritDoc} */
public ConnectionProvider initiateService(Map configurationValues, ServicesRegistry registry) {
final ClassLoaderService classLoaderService = registry.getService(ClassLoaderService.class);
ConnectionProvider connectionProvider = null;
String providerClassName = (String) getConfiguredConnectionProviderName(configurationValues);
if (providerClassName != null) {
connectionProvider =
instantiateExplicitConnectionProvider(providerClassName, classLoaderService);
} else if (configurationValues.get(Environment.DATASOURCE) != null) {
connectionProvider = new DatasourceConnectionProviderImpl();
}
if (connectionProvider == null) {
if (c3p0ConfigDefined(configurationValues) && c3p0ProviderPresent(classLoaderService)) {
connectionProvider =
instantiateExplicitConnectionProvider(C3P0_PROVIDER_CLASS_NAME, classLoaderService);
}
}
if (connectionProvider == null) {
if (proxoolConfigDefined(configurationValues) && proxoolProviderPresent(classLoaderService)) {
connectionProvider =
instantiateExplicitConnectionProvider(PROXOOL_PROVIDER_CLASS_NAME, classLoaderService);
}
}
if (connectionProvider == null) {
if (configurationValues.get(Environment.URL) != null) {
connectionProvider = new DriverManagerConnectionProviderImpl();
}
}
if (connectionProvider == null) {
log.warn(
"No appropriate connection provider encountered, assuming application will be supplying connections");
connectionProvider = new UserSuppliedConnectionProviderImpl();
}
final Map injectionData = (Map) configurationValues.get(INJECTION_DATA);
if (injectionData != null && injectionData.size() > 0) {
final ConnectionProvider theConnectionProvider = connectionProvider;
new BeanInfoHelper(connectionProvider.getClass())
.applyToBeanInfo(
connectionProvider,
new BeanInfoHelper.BeanInfoDelegate() {
public void processBeanInfo(BeanInfo beanInfo) throws Exception {
PropertyDescriptor[] descritors = beanInfo.getPropertyDescriptors();
for (int i = 0, size = descritors.length; i < size; i++) {
String propertyName = descritors[i].getName();
if (injectionData.containsKey(propertyName)) {
Method method = descritors[i].getWriteMethod();
method.invoke(theConnectionProvider, injectionData.get(propertyName));
}
}
}
});
}
return connectionProvider;
}
public void releaseAnyConnection(Connection connection) throws SQLException {
try {
connection.createStatement().execute("USE " + Constants.TENANT_SCHEMA_DEFAULT);
} catch (SQLException e) {
throw new HibernateException("Could not alter JDBC connection to default schema", e);
}
currentConnection.remove();
connectionProvider.closeConnection(connection);
}
public void release() throws SQLException {
// we only release the connection
if (connection != null) {
JDBCExceptionReporter.logAndClearWarnings(connection);
if (toggleAutoCommit) {
connection.setAutoCommit(false);
}
provider.closeConnection(connection);
connection = null;
}
}
public void prepare(boolean needsAutoCommit) throws SQLException {
connection = provider.getConnection();
toggleAutoCommit = needsAutoCommit && !connection.getAutoCommit();
if (toggleAutoCommit) {
try {
connection.commit();
} catch (Throwable ignore) {
// might happen with a managed connection
}
connection.setAutoCommit(true);
}
}
public Connection getConnection(String tenantIdentifier) throws SQLException {
final Connection connection = connectionProvider.getConnection();
String schema = null;
if (Strings.isNullOrEmpty(tenantIdentifier)) {
schema = Constants.TENANT_SCHEMA_DEFAULT;
} else {
schema = Constants.TENANT_SCHEMA_PREFIX + tenantIdentifier;
}
connection.createStatement().execute("USE " + schema);
currentConnection.set(connection);
return connection;
}
@Override
public ConnectionProvider initiateService(
Map configurationValues, ServiceRegistryImplementor registry) {
if (MultiTenancyStrategy.determineMultiTenancyStrategy(configurationValues)
!= MultiTenancyStrategy.NONE) {
// nothing to do, but given the separate hierarchies have to handle this here.
}
final ClassLoaderService classLoaderService = registry.getService(ClassLoaderService.class);
ConnectionProvider connectionProvider = null;
String providerClassName = getConfiguredConnectionProviderName(configurationValues);
if (providerClassName != null) {
connectionProvider =
instantiateExplicitConnectionProvider(providerClassName, classLoaderService);
} else if (configurationValues.get(Environment.DATASOURCE) != null) {
connectionProvider = new DatasourceConnectionProviderImpl();
}
if (connectionProvider == null) {
if (c3p0ConfigDefined(configurationValues) && c3p0ProviderPresent(classLoaderService)) {
connectionProvider =
instantiateExplicitConnectionProvider(C3P0_PROVIDER_CLASS_NAME, classLoaderService);
}
}
if (connectionProvider == null) {
if (proxoolConfigDefined(configurationValues) && proxoolProviderPresent(classLoaderService)) {
connectionProvider =
instantiateExplicitConnectionProvider(PROXOOL_PROVIDER_CLASS_NAME, classLoaderService);
}
}
if (connectionProvider == null) {
if (configurationValues.get(Environment.URL) != null) {
connectionProvider = new DriverManagerConnectionProviderImpl();
}
}
if (connectionProvider == null) {
LOG.noAppropriateConnectionProvider();
connectionProvider = new UserSuppliedConnectionProviderImpl();
}
final Map injectionData = (Map) configurationValues.get(INJECTION_DATA);
if (injectionData != null && injectionData.size() > 0) {
final ConnectionProvider theConnectionProvider = connectionProvider;
new BeanInfoHelper(connectionProvider.getClass())
.applyToBeanInfo(
connectionProvider,
new BeanInfoHelper.BeanInfoDelegate() {
public void processBeanInfo(BeanInfo beanInfo) throws Exception {
PropertyDescriptor[] descritors = beanInfo.getPropertyDescriptors();
for (int i = 0, size = descritors.length; i < size; i++) {
String propertyName = descritors[i].getName();
if (injectionData.containsKey(propertyName)) {
Method method = descritors[i].getWriteMethod();
method.invoke(theConnectionProvider, injectionData.get(propertyName));
}
}
}
});
}
return connectionProvider;
}
public Connection getAnyConnection() throws SQLException {
final Connection connection = connectionProvider.getConnection();
return connection;
}