Bug 210357 Can not get sorting key if xtab has a count aggregation binding[1102]
Description: Can not get sorting key if xtab has a count aggregation binding. The filter got the same issue. Build number: 2.3.0.v20071120-0800 Steps to reproduce: 1, New a Cube 2, New a crosstab using the cube 3, Add a aggregation binding on crosstab and select the function to COUNT, leave the datafield empty 4, after step3, goto sort page and add a sorting Expected result: User can get the sorting keys Actual result: The sorting key list is empty and the filter has the same issue
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/olap/util/OlapExpressionCompiler.java
}
	/**
	 * 
	 * @param n
	 * @param objectName
	 * @return
	 */
	private static String getScriptObjectName( Node n, String objectName )
	{
		if ( n == null )
			return null;
		String result = null;
		if ( n.getType( ) == Token.NAME )
		{
			if ( objectName.equals( n.getString( ) ) )
			{
				Node dimNameNode = n.getNext( );
				if ( dimNameNode == null
						|| dimNameNode.getType( ) != Token.STRING )
					return null;
				return dimNameNode.getString( );
			}
		}
		result = getScriptObjectName( n.getFirstChild( ), objectName );
		if ( result == null )
			result = getScriptObjectName( n.getLastChild( ), objectName );
		return result;
	}
}