Bug 128166 the xml data can be displayed incorrectly
Description: the xml data can be displayed incorrectly Steps to reproduce: 1. import the attached report design file. 2. set a table mapping as '//Book' 3. add a column mapping '../@location' 4. save and preview. Actual result: the 'Sunderland' is displayed Expect result: the 'Paris' is displayed
data/org.eclipse.birt.report.data.oda.xml/src/org/eclipse/birt/report/data/oda/xml/util/SaxParserConsumer.java
/**
	 * Return the value located by current column path.
	 * 
	 * @param columnName
	 * @return
	 */
	String getValue( String columnName )
	{
		 SimpleNestedXMLColumn column = findColumn( columnName );
		 if( column != null )
		 {
			return column.getColumnValue();
		 }
		 return null;
	}
	
	/**
	 * Exam whether a given column name indicates a Simple nested xml column
	 * 
	 * @param columnName
	 * @return
	 */
	boolean isSimpleNestedXMLColumn( String columnName )
	{
		if( this.findColumn( columnName) == null )
			return false;
		else
			return true;
	}