@Override
	public ZooClass getClass(Class<?> cls) {
		DBTracer.logCall(this, cls);
		checkValidityRead();
		return sm.locateSchema(cls, null);
	}
@ Override public ZooClass getClass ( Class < ? > cls ) { DBTracer . logCall ( this , cls ) ; checkValidityRead ( ) ; return sm . locateSchema ( cls , null ) ; }
Locate the class definition for the given class.
@param cls The Java class whose schema should be returned
@return The class definition or {@code null} if the class is not defined in the database
@see ZooSchema#getClass(Class)