Bug 208512 Classes in package org.eclipse.birt.data.engine.odaconsumer have multithreads issues
Classes in package org.eclipse.birt.data.engine.odaconsumer are not thread-safe.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/odaconsumer/DriverManager.java
{
	private static DriverManager sm_driverManager = null;
	private Hashtable m_loadedDrivers;
	
	
	private static final String sm_className = DriverManager.class.getName();
	private static LogHelper sm_logger;
	private DriverManager()
	{