gt: 		return setDataset(NX_THICKNESS, thickness);
context: /*-
   *******************************************************************************
   * Copyright (c) 2015 Diamond Light Source Ltd.
   * All rights reserved. This program and the accompanying materials
   * are made available under the terms of the Eclipse Public License v1.0
   * which accompanies this distribution, and is available at
   * http://www.eclipse.org/legal/epl-v10.html
   *
   * This file was auto-generated from the NXDL XML definition.
   * Generated at: 2017-06-23T10:28:44.471+01:00
   *******************************************************************************/
  
  package org.eclipse.dawnsci.nexus.impl;
  
  import java.util.Set;
  import java.util.EnumSet;
  import org.eclipse.dawnsci.analysis.api.tree.DataNode;
  
  import org.eclipse.january.dataset.IDataset;
  
  import org.eclipse.dawnsci.nexus.*;
  
  /**
   * A spin flipper.
   * 
   * @version 1.0
   */
  public class NXflipperImpl extends NXobjectImpl implements NXflipper {
  
  	private static final long serialVersionUID = 1L;  // no state in this class, so always compatible
  
  
  	public static final Set<NexusBaseClass> PERMITTED_CHILD_GROUP_CLASSES = EnumSet.noneOf(NexusBaseClass.class);
  
  	public NXflipperImpl() {
  		super();
  	}
  
  	public NXflipperImpl(final long oid) {
  		super(oid);
  	}
  	
  	@Override
  	public Class<? extends NXobject> getNXclass() {
  		return NXflipper.class;
  	}
  	
  	@Override
  	public NexusBaseClass getNexusBaseClass() {
  		return NexusBaseClass.NX_FLIPPER;
  	}
  	
  	@Override
  	public Set<NexusBaseClass> getPermittedChildGroupClasses() {
  		return PERMITTED_CHILD_GROUP_CLASSES;
  	}
  	
  
  	@Override
  	public IDataset getType() {
  		return getDataset(NX_TYPE);
  	}
  
  	@Override
  	public String getTypeScalar() {
  		return getString(NX_TYPE);
  	}
  
  	@Override
  	public DataNode setType(IDataset type) {
  		return setDataset(NX_TYPE, type);
  	}
  
  	@Override
  	public DataNode setTypeScalar(String type) {
  		return setString(NX_TYPE, type);
  	}
  
  	@Override
  	public IDataset getFlip_turns() {
  		return getDataset(NX_FLIP_TURNS);
  	}
  
  	@Override
  	public Double getFlip_turnsScalar() {
  		return getDouble(NX_FLIP_TURNS);
  	}
  
  	@Override
  	public DataNode setFlip_turns(IDataset flip_turns) {
  		return setDataset(NX_FLIP_TURNS, flip_turns);
  	}
  
  	@Override
  	public DataNode setFlip_turnsScalar(Double flip_turns) {
  		return setField(NX_FLIP_TURNS, flip_turns);
  	}
  
  	@Override
  	public IDataset getComp_turns() {
  		return getDataset(NX_COMP_TURNS);
  	}
  
  	@Override
  	public Double getComp_turnsScalar() {
  		return getDouble(NX_COMP_TURNS);
  	}
  
  	@Override
  	public DataNode setComp_turns(IDataset comp_turns) {
  		return setDataset(NX_COMP_TURNS, comp_turns);
  	}
  
  	@Override
  	public DataNode setComp_turnsScalar(Double comp_turns) {
  		return setField(NX_COMP_TURNS, comp_turns);
  	}
  
  	@Override
  	public IDataset getGuide_turns() {
  		return getDataset(NX_GUIDE_TURNS);
  	}
  
  	@Override
  	public Double getGuide_turnsScalar() {
  		return getDouble(NX_GUIDE_TURNS);
  	}
  
  	@Override
  	public DataNode setGuide_turns(IDataset guide_turns) {
  		return setDataset(NX_GUIDE_TURNS, guide_turns);
  	}
  
  	@Override
  	public DataNode setGuide_turnsScalar(Double guide_turns) {
  		return setField(NX_GUIDE_TURNS, guide_turns);
  	}
  
  	@Override
  	public IDataset getFlip_current() {
  		return getDataset(NX_FLIP_CURRENT);
  	}
  
  	@Override
  	public Double getFlip_currentScalar() {
  		return getDouble(NX_FLIP_CURRENT);
  	}
  
  	@Override
  	public DataNode setFlip_current(IDataset flip_current) {
  		return setDataset(NX_FLIP_CURRENT, flip_current);
  	}
  
  	@Override
  	public DataNode setFlip_currentScalar(Double flip_current) {
  		return setField(NX_FLIP_CURRENT, flip_current);
  	}
  
  	@Override
  	public IDataset getComp_current() {
  		return getDataset(NX_COMP_CURRENT);
  	}
  
  	@Override
  	public Double getComp_currentScalar() {
  		return getDouble(NX_COMP_CURRENT);
  	}
  
  	@Override
  	public DataNode setComp_current(IDataset comp_current) {
  		return setDataset(NX_COMP_CURRENT, comp_current);
  	}
  
  	@Override
  	public DataNode setComp_currentScalar(Double comp_current) {
  		return setField(NX_COMP_CURRENT, comp_current);
  	}
  
  	@Override
  	public IDataset getGuide_current() {
  		return getDataset(NX_GUIDE_CURRENT);
  	}
  
  	@Override
  	public Double getGuide_currentScalar() {
  		return getDouble(NX_GUIDE_CURRENT);
  	}
  
  	@Override
  	public DataNode setGuide_current(IDataset guide_current) {
  		return setDataset(NX_GUIDE_CURRENT, guide_current);
  	}
  
  	@Override
  	public DataNode setGuide_currentScalar(Double guide_current) {
  		return setField(NX_GUIDE_CURRENT, guide_current);
  	}
  
  	@Override
  	public IDataset getThickness() {
  		return getDataset(NX_THICKNESS);
  	}
  
  	@Override
  	public Double getThicknessScalar() {
  		return getDouble(NX_THICKNESS);
  	}
  
  	@Override
  	public DataNode setThickness(IDataset thickness) {
  