Bug 203204 [Regression] Error occors when preview the attached report design as XLS [1203]
engine/org.eclipse.birt.report.engine.emitter.prototype.excel/src/org/eclipse/birt/report/engine/emitter/excel/ExcelUtil.java
package org.eclipse.birt.report.engine.emitter.excel;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.Calendar;
import java.sql.Time;
import java.util.Date;
import java.lang.Number;
import java.lang.String;
import org.eclipse.birt.report.engine.emitter.excel.GroupInfo.Position;
import org.eclipse.birt.report.engine.ir.DimensionType;
import org.eclipse.birt.core.format.DateFormatter;
import org.eclipse.birt.core.format.StringFormatter;
import org.eclipse.birt.core.format.NumberFormatter;
import org.eclipse.birt.chart.util.CDateTime;
import com.ibm.icu.text.SimpleDateFormat;
public class ExcelUtil
{
	public static String ridQuote( String val )
	{
		if ( val.charAt( 0 ) == '"' && val.charAt( val.length( ) - 1 ) == '"' )
		{
			return val.substring( 1, val.length( ) - 1 );
		}
		return val;
	}
    public static String formatDate( Object date )