How to use

buildEnvelope

method

in

mil.nga.sf.util.GeometryEnvelopeBuilder

/**
 * Get the minimum bounding box for this Geometry
 * 
 * @return geometry envelope
 */
public GeometryEnvelope getEnvelope() {
  return GeometryEnvelopeBuilder.buildEnvelope(this);
}

/**
 * Add CurvePolygon
 * 
 * @param envelope
 *            geometry envelope
 * @param curvePolygon
 *            curve polygon
 */
private static void addCurvePolygon(GeometryEnvelope envelope,
    CurvePolygon<Curve> curvePolygon) {
  updateHasZandM(envelope, curvePolygon);
  List<Curve> rings = curvePolygon.getRings();
  for (Curve ring : rings) {
    buildEnvelope(ring, envelope);
  }
}

/**
 * Get the envelope if it exists or build it from the geometry if not null
 * 
 * @return geometry envelope
 * @since 3.1.0
 */
public GeometryEnvelope getOrBuildEnvelope() {
  GeometryEnvelope envelope = getEnvelope();
  if (envelope == null) {
    Geometry geometry = getGeometry();
    if (geometry != null) {
      envelope = GeometryEnvelopeBuilder.buildEnvelope(geometry);
    }
  }
  return envelope;
}

/**
 * Build Geometry Envelope
 * 
 * @param geometry
 *            geometry to build envelope from
 * @return geometry envelope
 */
public static GeometryEnvelope buildEnvelope(Geometry geometry) {
  GeometryEnvelope envelope = new GeometryEnvelope();
  envelope.setMinX(Double.MAX_VALUE);
  envelope.setMaxX(-Double.MAX_VALUE);
  envelope.setMinY(Double.MAX_VALUE);
  envelope.setMaxY(-Double.MAX_VALUE);
  buildEnvelope(geometry, envelope);
  return envelope;
}

Geometry geometry = geomData.getGeometry();
if (geometry != null) {
  envelope = GeometryEnvelopeBuilder.buildEnvelope(geometry);

for (Geometry geometry : geometries) {
  if (envelope == null) {
    envelope = GeometryEnvelopeBuilder.buildEnvelope(geometry);
  } else {
    GeometryEnvelopeBuilder.buildEnvelope(geometry, envelope);

List<Geometry> geometries = geomCollection.getGeometries();
for (Geometry subGeometry : geometries) {
  buildEnvelope(subGeometry, envelope);

envelope = GeometryEnvelopeBuilder.buildEnvelope(point);
resultCount = 0;
featureFound = false;

envelope = GeometryEnvelopeBuilder.buildEnvelope(point);
resultCount = 0;
featureFound = false;