Bug 186502 Support more dateTimeLevelType for cube
Model has added more dateTimeLevelType on cube definition. Current available types are: year, quarter, month, week-of-month, week-of-year, day-of-week, day-of-month, day-of-year, hour, minute, second. This need Dte to provide corresponding support as well.
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/DataSetIterator.java
{
			
			switch ( fieldType )
			{
				case DataType.DATE_TYPE :
					return new java.util.Date( nullTime );
				case DataType.SQL_DATE_TYPE :
					return new java.sql.Date( nullTime );
				case DataType.SQL_TIME_TYPE :
					return new Time( nullTime );
				case DataType.BOOLEAN_TYPE :
					return new Boolean( false );
				case DataType.DECIMAL_TYPE :
					return new Double( 0 );
				case DataType.DOUBLE_TYPE :
					return new Double( 0 );
				case DataType.INTEGER_TYPE :
					return new Integer( 0 );
				case DataType.STRING_TYPE :
					return "";
				default :
					return "";
			}
		}
	}
	/**
	 * 
	 *
	 */
	private class ColumnMeta