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
.getInitParameter( ParameterAccessor.INIT_PARAM_IMAGE_DIR ),
				IBirtConstants.DEFAULT_IMAGE_FOLDER, true );
		
		logFolder = processRealPath( context, context
				.getInitParameter( ParameterAccessor.INIT_PARAM_LOG_DIR ),
				IBirtConstants.DEFAULT_LOGS_FOLDER, true );
		
		logLevel = context
				.getInitParameter( ParameterAccessor.INIT_PARAM_LOG_LEVEL );
		
		scriptLibDir = processRealPath(
				context,
				context
						.getInitParameter( ParameterAccessor.INIT_PARAM_SCRIPTLIB_DIR ),
				IBirtConstants.DEFAULT_SCRIPTLIB_FOLDER, false );
		
		webAppLocale = getLocaleFromString( context
				.getInitParameter( INIT_PARAM_LOCALE ) );
		if ( webAppLocale == null )
			webAppLocale = Locale.getDefault( );
		isWorkingFolderAccessOnly = Boolean
				.valueOf(
						context
								.getInitParameter( INIT_PARAM_WORKING_FOLDER_ACCESS_ONLY ) )
				.booleanValue( );
		
		String s_maxRows = context.getInitParameter( INIT_PARAM_VIEWER_MAXROWS );
		try
		{
			maxRows = Integer.valueOf( s_maxRows ).intValue( );