Bug 200755 [smoke]Fail to preview Crosstab after deploy BIRT in application servers.[0601][1102]
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/DataRequestSessionImpl.java
* @param dim
	 * @return
	 * @throws IOException
	 * @throws BirtException
	 * @throws DataException
	 */
	private IDimension populateDimension( CubeMaterializer cubeMaterializer,
			DimensionHandle dim, TabularCubeHandle cubeHandle, Map appContext ) throws IOException,
			BirtException, DataException
	{
		List hiers = dim.getContents( DimensionHandle.HIERARCHIES_PROP );
		List iHiers = new ArrayList();
		for ( int j = 0; j < hiers.size( ); j++ )
		{
			TabularHierarchyHandle hierhandle = (TabularHierarchyHandle) hiers.get( 0 );
			List levels = hierhandle.getContents( TabularHierarchyHandle.LEVELS_PROP );
			ILevelDefn[] levelInHier = null;
			if( hierhandle.getLevelCount( ) == 1 )
				levelInHier = new ILevelDefn[1];
			else
				levelInHier = new ILevelDefn[hierhandle.getLevelCount( )+1];
			String[] leafLevelKeyColumn = new String[levels.size( )];
			for ( int k = 0; k < levels.size( ); k++ )
			{
				TabularLevelHandle level = (TabularLevelHandle) levels.get( k );
				List levelKeys = new ArrayList();
				Iterator it = level.attributesIterator( );
				while( it.hasNext( ) )
				{
					LevelAttributeHandle levelAttr = (LevelAttributeHandle)it.next( );