Bug 176784 always-excluding-first and always-excluding-last in item properties pop up error[00]
Details: always-excluding-first and always-excluding-last in item properties pop up error Step: 1.New a report and add a label 2.Select the label and switch properties tab. 3.Select the section and set the page break as always-excluding-first or always-excluding-last. actual result: Pop up an error excepted result: If these selection are not supported, and please remove them. If these selection are supported, it can be set to the item.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/views/attributes/providers/ChoiceSetFactory.java
}
		for ( int i = 0; i < choices.length; i++ )
		{
			if ( choices[i].getDisplayName( ).equals( displayName ) )
			{
				return choices[i].getName( );
			}
		}
		return value;
	}
	/**
	 * Gets the collection that given property value can selected from them.
	 * 
	 * @param property
	 *            DE Property key.
	 * @return A String array contains all the allowed values.
	 * @deprecated Use getDEChoiceSet( String property ,String elementName)
	 *             instead
	 */
	public static Object[] getChoiceSet( String property )
	{
		
		if ( AttributeConstant.DATASET.equals( property ) )
		{
			return getDataSets( );
		}
		String unitKey = DesignChoiceConstants.CHOICE_UNITS;
		if ( AttributeConstant.BACKGROUND_COLOR.equals( property ) )
		{
			unitKey = IColorConstants.COLORS_CHOICE_SET;