Bug 164430 [regression]Dynamic parameter without display text display no values[0705]
Description: Dynamic parameter without display text display no values in parameter dialog when preview the report. Build number: 2.2.0.v20061114-1013 Steps to reproduce: 1. New a data source and dataset. 2. New a dynamic report parameter, keep display text none. 3. Preview Expected result: Values from dataset are listed in paramter dialog. Actual result: empty list. Error log: N/A
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ParameterDialog.java
}
		return null;
	}
	private boolean isEqual( String value1, String value2 )
	{
		Object v1 = null;
		Object v2 = null;
		try
		{
			v1 = getValue( value1 );
			v2 = getValue( value2 );
		}
		catch ( BirtException e )
		{
		}
		if ( v1 == null )
		{
			return v2 == null;
		}
		if ( v1 instanceof Double && v2 instanceof Double )
		{
			return ( (Double) v1 ).compareTo( (Double) v2 ) == 0;
		}
		if ( v1 instanceof BigDecimal && v2 instanceof BigDecimal )
		{
			return ( (BigDecimal) v1 ).compareTo( (BigDecimal) v2 ) == 0;
		}
		if ( v1 instanceof Integer && v2 instanceof Integer )
		{
			return ( (Integer) v1 ).compareTo( (Integer) v2 ) == 0;