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
{
		dataEngine.defineDataSet( design );
	}
	/*
	 * @see org.eclipse.birt.report.data.adaptor.api.DataRequestSession#getDataSetMetaData(java.lang.String,
	 *      boolean)
	 */
	public IResultMetaData getDataSetMetaData( String dataSetName,
			boolean useCache ) throws BirtException
	{
		return getDataSetMetaData( this.sessionContext.getModuleHandle( )
				.findDataSet( dataSetName ), useCache );
	}
	/*
	 * @see org.eclipse.birt.report.data.adaptor.api.DataRequestSession#getDataSetMetaData(org.eclipse.birt.report.model.api.DataSetHandle,
	 *      boolean)
	 */
	public IResultMetaData getDataSetMetaData( DataSetHandle dataSetHandle,
			boolean useCache ) throws BirtException
	{
		return new DataSetMetaDataHelper( this.dataEngine,
				this.modelAdaptor,
				this.sessionContext ).getDataSetMetaData( dataSetHandle,
				useCache );
	}
	/*
	 * @see org.eclipse.birt.report.data.adapter.api.DataRequestSession#getColumnValueSet(org.eclipse.birt.report.model.api.DataSetHandle,
	 *      java.util.Iterator, java.util.Iterator, java.lang.String)
	 */
	public Collection getColumnValueSet( DataSetHandle dataSet,