Bug 320462 Refactor script data set related pages' codes[29044]
Build Identifier: 20100719 Refactor script functions related codes. Reproducible: Always
UI/org.eclipse.birt.report.designer.ui.data/src/org/eclipse/birt/report/designer/data/ui/dataset/OutputColumnDefnPage.java
*            The helpText to set.
		 */
		public void setHelpText( String helpText )
		{
			if(this.columnHintHandle!=null)
				columnHintHandle.setHelpText(helpText);
			else
				columnHint.setProperty( ColumnHint.HELP_TEXT_MEMBER, helpText );
		}
		public Object getACLExpression( )
		{
			if ( this.columnHintHandle != null )
				return columnHintHandle.getACLExpression( );
			else
				return columnHint.getExpressionProperty( ColumnHint.ACL_EXPRESSION_MEMBER );
		}
		public void setACLExpression( Expression expr )
				throws SemanticException
		{
			if ( this.columnHintHandle != null )
				columnHintHandle.setExpressionProperty( ColumnHint.ACL_EXPRESSION_MEMBER,
						expr );
			else
				columnHint.setProperty( ColumnHint.ACL_EXPRESSION_MEMBER,
						expr );
		}
		
		public boolean isIndexColumn( )
		{
			if ( this.columnHintHandle != null )