Bug 200812 Issue when remove one separator setting in viewer.property[0002]
Description: Issue when remove one separator setting in viewer.property Build number:2.2.1.v200708220927 Steps to reproduce: 1. Deploy birt. 2. Open viewer.properties under WEB-INF folder. 3. Delete "viewer.sep.0=," line 4. Start server. 5. Preview report. 6. Export Data, select columns and select "Comma(,)", click OK. Expected result: Comma(,) isn't in the separator list. Actual result: Nothing happened after step6 and no error logs. Error log:n/a
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
}
		}
		
		String flag = DataUtil.trimString( context
				.getInitParameter( INIT_PARAM_PRINT_SERVERSIDE ) );
		if ( IBirtConstants.VAR_ON.equalsIgnoreCase( flag ) )
		{
			isSupportedPrintOnServer = true;
		}
		else if ( IBirtConstants.VAR_OFF.equalsIgnoreCase( flag ) )
		{
			isSupportedPrintOnServer = false;
		}
		
		String s_agentstyle = context
				.getInitParameter( INIT_PARAM_AGENTSTYLE_ENGINE );
		if ( "true".equalsIgnoreCase( s_agentstyle ) ) 
		{
			isAgentStyle = true;
		}
		else
		{
			isAgentStyle = false;
		}
		
		clearTempFiles( );
		
		isInitContext = true;
	}
	/**