Bug 187201 DTE should give out 4 API for CrossTab sort and filter
DTE should give out 4 API for CrossTab sort and filter. 2 apis are used by giving out the available binding for CrossTab sort and filter. The third is api used by giving out the member value viewer is available. The fourth api is used by giving out the available value list about the memeber value.
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/DataRequestSessionImpl.java
if ( !shareFactTable )
			{
				Iterator it = cubeHandle.joinConditionsIterator( );
				while ( it.hasNext( ) )
				{
					DimensionConditionHandle dimCondHandle = (DimensionConditionHandle) it.next( );
					if ( dimCondHandle.getHierarchy( ).equals( hierhandle ) )
					{
						
						DimensionJoinConditionHandle joinCondition = (DimensionJoinConditionHandle) dimCondHandle.getJoinConditions( )
								.iterator( )
								.next( );
					
						leafLevelName = joinCondition.getHierarchyKey( );
						if( hierhandle.getLevel( leafLevelName ) != null && !leafLevelName.equals( timeLevelName ))
						{
							if( ! (hierhandle.getLevel( hierhandle.getLevelCount( )-1 ).equals( hierhandle.getLevel( leafLevelName ) )))
							{
								throw new AdapterException("The join key should always be last level.");
							}
							levelInHier = new ILevelDefn[hierhandle.getLevelCount( )+timeLevelOffset];
							leafLevelName = null;
						}
						else
						{
							levelInHier = new ILevelDefn[hierhandle.getLevelCount( ) + 1 + timeLevelOffset];
						}
					}	
				}
				if ( levelInHier == null )