Bug 144577 Print in Web Viewer doesn't work in Linux
Description: Print in Web Viewer doesn't work in Linux Steps to reproduce: 1. New a report 2. Preview in Web Viewer and click Print button Expected result: Page is printed Actual result: Nothing happened.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/BirtUtility.java
* @param obj
	 * @param methodName
	 * @return
	 */
	private static String invokeGetStyle( Object obj, String methodName )
	{
		String style = null;
		try
		{
			Method method = IScriptStyle.class.getMethod( methodName,
					new Class[]{} );
			if ( method == null )
				return null;
			Object value = method.invoke( obj, new Object[]{} );
			if ( value != null )
				style = (String) value;
		}
		catch ( Exception e )
		{
		}
		return style;
	}
	/**
	 * Returns app context
	 * 
	 * @param request
	 * @param loader
	 * @return
	 */
	public static Map getAppContext( HttpServletRequest request,