<bean class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close"
    id="dataSource">
    <property name="driverClassName" value="${database.driverClassName}" />
    <property name="url" value="${database.url}" />
    <property name="username" value="${database.username}" />
    <property name="password" value="${database.password}" />
</bean>

System.setProperty("oracle.net.tns_admin", "path/to/your/tnsnames");

OracleDataSource ds = new OracleDataSource();

Properties props = new Properties();
props.put("oracle.net.wallet_location", "(source=(method=file)(method_data=(directory=path/to/your/wallet)))");

/*
  Use the following only if you have a proxy user database account instead of a normal DB account
  A test user's username could go here though
*/
props.put(OracleConnection.CONNECTION_PROPERTY_PROXY_CLIENT_NAME, "proxy-user-name");

ds.setConnectionProperties( props );
ds.setURL("jdbc:oracle:thin:/@dbAlias"); //dbAlias should match what's in your tnsnames

return ds;

security.provider.11=oracle.security.pki.OraclePKIProvider