Examples of org.springframework.data.geo.Distance

org.springframework.data.geo.Distance
Value object to represent distances in a given metric. @author Oliver Gierke @author Thomas Darimont @since 1.8

  @Test
  public void shouldWriteEntityWithGeoSphereCorrectly() {


    ClassWithGeoSphere object = new ClassWithGeoSphere();
    Sphere sphere = new Sphere(new Point(1, 2), 3);
    Distance radius = sphere.getRadius();
    object.sphere = sphere;


    DBObject dbo = new BasicDBObject();
    converter.write(object, dbo);


    assertThat(dbo, is(notNullValue()));
    assertThat(dbo.get("sphere"), is(instanceOf(DBObject.class)));
    assertThat(
        dbo.get("sphere"),
        is((Object) new BasicDBObject("center", new BasicDBObject("x", sphere.getCenter().getX()).append("y", sphere
            .getCenter().getY())).append("radius", radius.getNormalizedValue()).append("metric",
            radius.getMetric().toString())));
  }

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   */
  @Test
  public void shouldWriteEntityWithGeoSphereWithMetricDistanceCorrectly() {


    ClassWithGeoSphere object = new ClassWithGeoSphere();
    Sphere sphere = new Sphere(new Point(1, 2), new Distance(3, Metrics.KILOMETERS));
    Distance radius = sphere.getRadius();
    object.sphere = sphere;


    DBObject dbo = new BasicDBObject();
    converter.write(object, dbo);


    assertThat(dbo, is(notNullValue()));
    assertThat(dbo.get("sphere"), is(instanceOf(DBObject.class)));
    assertThat(
        dbo.get("sphere"),
        is((Object) new BasicDBObject("center", new BasicDBObject("x", sphere.getCenter().getX()).append("y", sphere
            .getCenter().getY())).append("radius", radius.getNormalizedValue()).append("metric",
            radius.getMetric().toString())));
  }

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  @Test
  public void shouldWriteEntityWithGeoShapeCorrectly() {


    ClassWithGeoShape object = new ClassWithGeoShape();
    Sphere sphere = new Sphere(new Point(1, 2), 3);
    Distance radius = sphere.getRadius();
    object.shape = sphere;


    DBObject dbo = new BasicDBObject();
    converter.write(object, dbo);


    assertThat(dbo, is(notNullValue()));
    assertThat(dbo.get("shape"), is(instanceOf(DBObject.class)));
    assertThat(
        dbo.get("shape"),
        is((Object) new BasicDBObject("center", new BasicDBObject("x", sphere.getCenter().getX()).append("y", sphere
            .getCenter().getY())).append("radius", radius.getNormalizedValue()).append("metric",
            radius.getMetric().toString())));
  }

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   * 
   * @param center
   * @param radius
   */
  public Sphere(Point center, double radius) {
    this(center, new Distance(radius));
  }

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      double distance = ((Double) object.get("dis")).doubleValue();
      DBObject content = (DBObject) object.get("obj");


      T doWith = delegate.doWith(content);


      return new GeoResult<T>(doWith, new Distance(distance, metric));
    }

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      return new GeoResults<T>(result, near.getMetric());
    }


    DBObject stats = (DBObject) commandResult.get("stats");
    double averageDistance = stats == null ? 0 : (Double) stats.get("avgDistance");
    return new GeoResults<T>(result, new Distance(averageDistance, near.getMetric()));
  }

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   * @see DATAMONGO-858
   */
  @Test
  public void convertsCircleToDbObjectAndBackCorrectlyMilesDistance() {


    Distance radius = new Distance(3, Metrics.MILES);
    Circle circle = new Circle(new Point(1, 2), radius);


    DBObject dbo = CircleToDbObjectConverter.INSTANCE.convert(circle);
    Circle result = DbObjectToCircleConverter.INSTANCE.convert(dbo);

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   * @see DATAMONGO-858
   */
  @Test
  public void convertsSphereToDbObjectAndBackCorrectlyWithKilometerDistance() {


    Distance radius = new Distance(3, Metrics.KILOMETERS);
    Sphere sphere = new Sphere(new Point(1, 2), radius);


    DBObject dbo = SphereToDbObjectConverter.INSTANCE.convert(sphere);
    Sphere result = DbObjectToSphereConverter.INSTANCE.convert(dbo);

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    Point point = new Point(-73.99171, 40.738868);
    dave.setLocation(point);
    repository.save(dave);


    GeoResults<Person> results = repository.findByLocationNear(new Point(-73.99, 40.73), new Distance(2000,
        Metrics.KILOMETERS));
    assertThat(results.getContent().isEmpty(), is(false));
  }

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    Point point = new Point(-73.99171, 40.738868);
    dave.setLocation(point);
    repository.save(dave);


    GeoPage<Person> results = repository.findByLocationNear(new Point(-73.99, 40.73), new Distance(2000,
        Metrics.KILOMETERS), new PageRequest(0, 20));
    assertThat(results.getContent().isEmpty(), is(false));


    // DATAMONGO-607
    assertThat(results.getAverageDistance().getMetric(), is((Metric) Metrics.KILOMETERS));

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