Bug 172273 Grid insert to masterpage dosen't display propertily [05]
Build Number: 2.2.0.v20070131-1050 Description: As the screenshot, insert a grid (3*3) in the master page.It can't be display propertily. Step to reproduce: 1. new a report and switch to masterpage 2. insert a grid (3*3) Actual result: Please refer to the screenshot, it's abnormal.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/olap/LevelHandle.java
* Sets the column name for this level.
	 * 
	 * @param columnName
	 *            the column name to set
	 * @throws SemanticException
	 *             property is locked
	 */
	public void setColumnName( String columnName ) throws SemanticException
	{
		setStringProperty( COLUMN_NAME_PROP, columnName );
	}
	/**
	 * Returns the iterator of attributes. The element in the iterator is a
	 * <code>StructureHandle</code>.
	 * 
	 * @return the iterator of attribute string list
	 */
	public Iterator attributesIterator( )
	{
		PropertyHandle propHandle = getPropertyHandle( ATTRIBUTES_PROP );
		assert propHandle != null;
		return propHandle.iterator( );
	}
	/**
	 * Returns the iterator of static values. The element in the iterator is
	 * instanceof <code>RuleHandle</code>.
	 * 
	 * @return iterator of static values
	 */
	public Iterator staticValuesIterator( )