Bug 153537 Event Handler didn't work properly in masterpage
Steps to reproduce: 1.Run the attached report in Web Viewer, it works well 2.Click "print" to convert the output in PDF Expected result: Masterpage has the same view in Web Viewer and PDF Actual result: Masterpage didn't get right view
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ExecutionContext.java
* 
	 * @param value
	 *            date format
	 * @return formatter object
	 */
	public DateFormatter getDateFormatter( String value )
	{
		DateFormatter fmt = (DateFormatter) dateFormatters.get( value );
		if ( fmt == null )
		{
			fmt = new DateFormatter( value, locale );
			dateFormatters.put( value, fmt );
		}
		return fmt;
	}
	/**
	 * set the executor used in the execution context
	 * 
	 * @param executor
	 */
	public void setExecutor( IReportExecutor executor )
	{
		this.executor = executor;
	}
	/**
	 * get the executor used to execute the report
	 * 
	 * @return report executor
	 */
	public IReportExecutor getExecutor( )