/*******************************************************************************
* Copyright (c) 1998, 2012 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.platform.database.oracle;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Properties;
import javax.naming.Context;
import javax.naming.NamingException;
import oracle.jdbc.pool.OracleOCIConnectionPool;
import org.eclipse.persistence.exceptions.DatabaseException;
import org.eclipse.persistence.exceptions.ValidationException;
import org.eclipse.persistence.sessions.JNDIConnector;
import org.eclipse.persistence.sessions.Session;
public class OracleOCIProxyConnector extends JNDIConnector {
/**
* PUBLIC:
* Construct a Connector with no settings.
* The datasource name will still need to be set.
*/
public OracleOCIProxyConnector() {
super();
}
/**
* PUBLIC:
* Construct a Connector with the datasource name.
*/
public OracleOCIProxyConnector(Context context, String name) throws ValidationException {
super(context, name);
}
/**
* PUBLIC:
* Construct a Connector with the datasource name.
*/
public OracleOCIProxyConnector(String name) {
super(name);
}
/**
* PUBLIC:
* Construct a Connector with OracleOCIConnectionPool.
*/
public OracleOCIProxyConnector(OracleOCIConnectionPool oracleOCIConnectionPool) {
super(oracleOCIConnectionPool);
}
/**
* INTERNAL:
* In case "proxytype" property is specified connects using proxy connection,
* otherwise calls its superclass.
*/
public Connection connect(Properties properties, Session session) throws DatabaseException, ValidationException {
String proxytype = properties.getProperty(OracleOCIConnectionPool.PROXYTYPE);
if(proxytype == null || proxytype.length() == 0) {
return super.connect(properties, session);
} else {
try {
OracleOCIConnectionPool oracleOCIConnectionPool = (OracleOCIConnectionPool)getDataSource();
if (oracleOCIConnectionPool == null) {
try {
oracleOCIConnectionPool = (OracleOCIConnectionPool)getContext().lookup(getName());
this.setDataSource(oracleOCIConnectionPool);
} catch (NamingException exception) {
throw ValidationException.cannotAcquireDataSource(getName(), exception);
}
}
return oracleOCIConnectionPool.getProxyConnection(proxytype, properties);
} catch (SQLException exception) {
throw DatabaseException.sqlException(exception, true);
} catch (ClassCastException classCastException) {
throw ValidationException.oracleOCIProxyConnectorRequiresOracleOCIConnectionPool();
}
}
}
}