Bug 152830 Need model's support to add jar files
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ModuleHandle.java
public void addValidationListener( IValidationListener listener )
	{
		getModule( ).addValidationListener( listener );
	}
	/**
	 * Checks this whole report. Only one <code>ValidationEvent</code> will be
	 * sent, which contains all error information of this check.
	 */
	public void checkReport( )
	{
		
		module.semanticCheck( module );
		ValidationEvent event = new ValidationEvent( module, null,
				getErrorList( ) );
		module.broadcastValidationEvent( module, event );
	}
	/**
	 * Closes the design. The report design handle is no longer valid after
	 * closing the design. This method will send notifications instance of
	 * <code>DisposeEvent</code> to all the dispose listeners registered in
	 * the module.
	 */
	public void close( )
	{
		module.close( );
		DisposeEvent event = new DisposeEvent( module );
		module.broadcastDisposeEvent( event );
	}
	/**
	 * Returns the structures which are defined in report design and all