Bug 208511 The memory cache issue when preview crosstab in deploy environment[1102]
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/DataRequestSessionImpl.java
null );
				cubeMaterializer.close( );
			}
		}
		catch ( Exception e )
		{
			throw new DataException( e.getLocalizedMessage( ) );
		}
	}
	/**
	 * Create a cube materializer.
	 * @param cubeHandle
	 * @return
	 * @throws DataException
	 * @throws IOException
	 * @throws BirtException
	 */
	private CubeMaterializer createCubeMaterializer( CubeHandle cubeHandle, int size )
			throws DataException, IOException, BirtException
	{
		CubeMaterializer cubeMaterializer = new CubeMaterializer( this.dataEngine,
				this.sessionContext.getDataEngineContext( )
				.getTmpdir( ) + this.dataEngine.hashCode( ),
				cubeHandle.getQualifiedName( ), size );
		return cubeMaterializer;
	}
	/**
	 * 
	 * @param cubeHandle
	 * @param cubeMaterializer