How to use

reverse

method

in

com.vividsolutions.jts.geom.Geometry

 /**
  * Creates a {@link GeometryCollection} with
  * every component reversed.
  * The order of the components in the collection are not reversed.
  *
  * @return a {@link GeometryCollection} in the reverse order
  */
 public Geometry reverse()
 {
  int n = geometries.length;
  Geometry[] revGeoms = new Geometry[n];
  for (int i = 0; i < geometries.length; i++) {
   revGeoms[i] = geometries[i].reverse();
  }
  return getFactory().createGeometryCollection(revGeoms);
 }
}

 /**
  * Creates a {@link MultiPolygon} with
  * every component reversed.
  * The order of the components in the collection are not reversed.
  *
  * @return a MultiPolygon in the reverse order
  */
 public Geometry reverse()
 {
  int n = geometries.length;
  Polygon[] revGeoms = new Polygon[n];
  for (int i = 0; i < geometries.length; i++) {
   revGeoms[i] = (Polygon) geometries[i].reverse();
  }
  return getFactory().createMultiPolygon(revGeoms);
 }
}

/**
 * Creates a {@link MultiLineString} in the reverse
 * order to this object.
 * Both the order of the component LineStrings
 * and the order of their coordinate sequences
 * are reversed.
 *
 * @return a {@link MultiLineString} in the reverse order
 */
public Geometry reverse()
{
 int nLines = geometries.length;
 LineString[] revLines = new LineString[nLines];
 for (int i = 0; i < geometries.length; i++) {
  revLines[nLines - 1 - i] = (LineString)geometries[i].reverse();
 }
 return getFactory().createMultiLineString(revLines);
}

public Geometry reverse() {
  return geometry.reverse();
}

@Override
public Geometry reverse()
{
  Geometry g = this.centerGeometry.reverse();
  Circle newCircle = new Circle(g, this.radius);
  return newCircle;
}

@Override
public Geometry reverse()
{
  Geometry g = this.centerGeometry.reverse();
  Circle newCircle = new Circle(g, this.radius);
  return newCircle;
}

/**
 * Returns the geometry with vertex order reversed.
 *
 * @param geometry Geometry
 * @return geometry with vertex order reversed
 */
public static Geometry reverse(Geometry geometry) {
  if (geometry == null) {
    return null;
  }
  if (geometry instanceof MultiPoint) {
    return reverseMultiPoint((MultiPoint) geometry);
  }
  return geometry.reverse();
}

/**
 * Returns the geometry with vertex order reversed.
 *
 * @param geometry Geometry
 * @return geometry with vertex order reversed
 */
public static Geometry reverse(Geometry geometry) {
  if (geometry == null) {
    return null;
  }
  if (geometry instanceof MultiPoint) {
    return reverseMultiPoint((MultiPoint) geometry);
  }
  return geometry.reverse();
}

 /**
  * Creates a {@link GeometryCollection} with
  * every component reversed.
  * The order of the components in the collection are not reversed.
  *
  * @return a {@link GeometryCollection} in the reverse order
  */
 public Geometry reverse()
 {
  int n = geometries.length;
  Geometry[] revGeoms = new Geometry[n];
  for (int i = 0; i < geometries.length; i++) {
   revGeoms[i] = geometries[i].reverse();
  }
  return getFactory().createGeometryCollection(revGeoms);
 }
}

 /**
  * Creates a {@link MultiPolygon} with
  * every component reversed.
  * The order of the components in the collection are not reversed.
  *
  * @return a MultiPolygon in the reverse order
  */
 public Geometry reverse()
 {
  int n = geometries.length;
  Polygon[] revGeoms = new Polygon[n];
  for (int i = 0; i < geometries.length; i++) {
   revGeoms[i] = (Polygon) geometries[i].reverse();
  }
  return getFactory().createMultiPolygon(revGeoms);
 }
}

/**
 * Creates a {@link MultiLineString} in the reverse
 * order to this object.
 * Both the order of the component LineStrings
 * and the order of their coordinate sequences
 * are reversed.
 *
 * @return a {@link MultiLineString} in the reverse order
 */
public Geometry reverse()
{
 int nLines = geometries.length;
 LineString[] revLines = new LineString[nLines];
 for (int i = 0; i < geometries.length; i++) {
  revLines[nLines - 1 - i] = (LineString)geometries[i].reverse();
 }
 return getFactory().createMultiLineString(revLines);
}

  /**
   * Returns the MultiPoint with vertex order reversed. We do our own
   * implementation here because JTS does not handle it.
   *
   * @param mp MultiPoint
   * @return MultiPoint with vertex order reversed
   */
  public static Geometry reverseMultiPoint(MultiPoint mp) {
    int nPoints = mp.getNumGeometries();
    Point[] revPoints = new Point[nPoints];
    for (int i = 0; i < nPoints; i++) {
      revPoints[nPoints - 1 - i] = (Point) mp.getGeometryN(i).reverse();
    }
    return mp.getFactory().createMultiPoint(revPoints);
  }
}

  /**
   * Returns the MultiPoint with vertex order reversed. We do our own
   * implementation here because JTS does not handle it.
   *
   * @param mp MultiPoint
   * @return MultiPoint with vertex order reversed
   */
  public static Geometry reverseMultiPoint(MultiPoint mp) {
    int nPoints = mp.getNumGeometries();
    Point[] revPoints = new Point[nPoints];
    for (int i = 0; i < nPoints; i++) {
      revPoints[nPoints - 1 - i] = (Point) mp.getGeometryN(i).reverse();
    }
    return mp.getFactory().createMultiPoint(revPoints);
  }
}

  public SimpleFeature next() throws NoSuchElementException {
    SimpleFeature feature = delegate.next();
    for (Object attribute : feature.getAttributes()) {
      if (attribute instanceof Geometry) {
        Geometry geometry = (Geometry) attribute;
        attribute = geometry.reverse();
      }
      builder.add(attribute);
    }
    return builder.buildFeature(feature.getID());
  }
}

final List<Geometry> reversedPieces = map.slice(2000000L, geometry.reverse());
Assert.assertEquals(4, reversedPieces.size());
Assert.assertEquals("DOM",
Assert.assertEquals(pieces.get(0), reversedPieces.get(0).reverse());
Assert.assertEquals(pieces.get(1), reversedPieces.get(3).reverse());
Assert.assertEquals(pieces.get(2), reversedPieces.get(2).reverse());
Assert.assertEquals(pieces.get(3), reversedPieces.get(1).reverse());

} else {
  line = line.reverse();
  Double value = doValue.evaluate(source, Double.class);
  if (value == null) {