Bug 188224 DTE should give out APIs about CrossTab filter equal value list and member value list Util.
DTE should give out APIs about CrossTab filter equal value list and member value list Util.
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/DataSetIterator.java
* @see org.eclipse.birt.data.engine.olap.api.cube.IDatasetIterator#getFieldIndex(java.lang.String)
	 */
	public int getFieldIndex( String name ) throws BirtException
	{
		return this.metadata.getFieldIndex( name );
	}
	/*
	 * (non-Javadoc)
	 * @see org.eclipse.birt.data.engine.olap.api.cube.IDatasetIterator#getFieldType(java.lang.String)
	 */
	public int getFieldType( String name ) throws BirtException
	{
		return this.metadata.getFieldType( name );
	}
	/*
	 * (non-Javadoc)
	 * @see org.eclipse.birt.data.engine.olap.api.cube.IDatasetIterator#getValue(int)
	 */
	public Object getValue( int fieldIndex ) throws BirtException
	{
		Object value = it.getValue( this.metadata.getFieldName( fieldIndex ) );
		if ( value == null )
		{
			return this.metadata.getNullValueReplacer( fieldIndex );
		} 
		
		return  this.metadata.getDataProcessor( fieldIndex ).process( value );
	}
	/*
	 * (non-Javadoc)