Bug 177691 Support Date/Time type in BIRT.
We plan to support Date/Time type in BIRT. Please refer to attached document/patch file for necessary info.
model/org.eclipse.birt.report.model.adapter.oda/src/org/eclipse/birt/report/model/adapter/oda/impl/DataSetParameterAdapter.java
return;
		switch ( odaMode.getValue( ) )
		{
			case ParameterMode.IN_OUT :
				romParamDefn.setIsInput( true );
				romParamDefn.setIsOutput( true );
				break;
			case ParameterMode.IN :
				romParamDefn.setIsInput( true );
				break;
			case ParameterMode.OUT :
				romParamDefn.setIsOutput( true );
				break;
		}
	}
	/**
	 * Updates allowNull property for the given data set parameter definition.
	 * 
	 * @param romParamDefn
	 *            the data set parameter definition.
	 * @param nullability
	 *            the ODA object indicates nullability.
	 */
	private void updateROMNullability( DataSetParameter romParamDefn,
			ElementNullability nullability, ElementNullability cachedNullability )
	{
		if ( nullability == null )
			return;
		if ( cachedNullability != null
				&& cachedNullability.getValue( ) == nullability.getValue( ) )