/// <exception cref="org.codehaus.jackson.JsonParseException"/>
        /// <exception cref="System.IO.IOException"/>
        internal virtual bool testMultiPoint()
        {
            bool bAnswer = true;

            com.esri.core.geometry.MultiPoint multiPoint1 = new com.esri.core.geometry.MultiPoint
                                                                ();
            multiPoint1.add(-97.06138, 32.837);
            multiPoint1.add(-97.06133, 32.836);
            multiPoint1.add(-97.06124, 32.834);
            multiPoint1.add(-97.06127, 32.832);
            {
                string s = com.esri.core.geometry.GeometryEngine.geometryToJson(spatialReferenceWGS84
                                                                                , multiPoint1);
                org.codehaus.jackson.JsonParser    mPointWgs84Parser = factory.createJsonParser(s);
                com.esri.core.geometry.MapGeometry mPointWgs84MP     = com.esri.core.geometry.GeometryEngine
                                                                       .jsonToGeometry(mPointWgs84Parser);
                NUnit.Framework.Assert.IsTrue(multiPoint1.getPointCount() == ((com.esri.core.geometry.MultiPoint
                                                                               )mPointWgs84MP.getGeometry()).getPointCount());
                NUnit.Framework.Assert.IsTrue(multiPoint1.getPoint(0).getX() == ((com.esri.core.geometry.MultiPoint
                                                                                  )mPointWgs84MP.getGeometry()).getPoint(0).getX());
                NUnit.Framework.Assert.IsTrue(multiPoint1.getPoint(0).getY() == ((com.esri.core.geometry.MultiPoint
                                                                                  )mPointWgs84MP.getGeometry()).getPoint(0).getY());
                int lastIndex = multiPoint1.getPointCount() - 1;
                NUnit.Framework.Assert.IsTrue(multiPoint1.getPoint(lastIndex).getX() == ((com.esri.core.geometry.MultiPoint
                                                                                          )mPointWgs84MP.getGeometry()).getPoint(lastIndex).getX());
                NUnit.Framework.Assert.IsTrue(multiPoint1.getPoint(lastIndex).getY() == ((com.esri.core.geometry.MultiPoint
                                                                                          )mPointWgs84MP.getGeometry()).getPoint(lastIndex).getY());
                NUnit.Framework.Assert.IsTrue(spatialReferenceWGS84.getID() == mPointWgs84MP.getSpatialReference
                                                  ().getID());
                if (!checkResultSpatialRef(mPointWgs84MP, 4326, 0))
                {
                    bAnswer = false;
                }
            }
            {
                com.esri.core.geometry.MultiPoint p = new com.esri.core.geometry.MultiPoint();
                p.addAttribute(com.esri.core.geometry.VertexDescription.Semantics.Z);
                p.addAttribute(com.esri.core.geometry.VertexDescription.Semantics.M);
                string s = com.esri.core.geometry.GeometryEngine.geometryToJson(spatialReferenceWebMerc1
                                                                                , p);
                NUnit.Framework.Assert.IsTrue(s.Equals("{\"hasZ\":true,\"hasM\":true,\"points\":[],\"spatialReference\":{\"wkid\":102100,\"latestWkid\":3857}}"
                                                       ));
                p.add(10.0, 20.0, 30.0);
                p.add(20.0, 40.0, 60.0);
                s = com.esri.core.geometry.GeometryEngine.geometryToJson(spatialReferenceWebMerc1
                                                                         , p);
                NUnit.Framework.Assert.IsTrue(s.Equals("{\"hasZ\":true,\"hasM\":true,\"points\":[[10,20,30,null],[20,40,60,null]],\"spatialReference\":{\"wkid\":102100,\"latestWkid\":3857}}"
                                                       ));
            }
            {
                string points = "{\"hasM\" : false, \"hasZ\" : true, \"uncle remus\" : null, \"points\" : [ [0,0,1], [0.0,10.0,1], [10.0,10.0,1], [10.0,0.0,1, 6666] ],\"spatialReference\" : {\"wkid\" : 4326}}";
                com.esri.core.geometry.MapGeometry mp = com.esri.core.geometry.GeometryEngine.jsonToGeometry
                                                            (factory.createJsonParser(points));
                com.esri.core.geometry.MultiPoint multipoint = (com.esri.core.geometry.MultiPoint
                                                                )mp.getGeometry();
                NUnit.Framework.Assert.IsTrue(multipoint.getPointCount() == 4);
                com.esri.core.geometry.Point2D point2d;
                point2d = multipoint.getXY(0);
                NUnit.Framework.Assert.IsTrue(point2d.x == 0.0 && point2d.y == 0.0);
                point2d = multipoint.getXY(1);
                NUnit.Framework.Assert.IsTrue(point2d.x == 0.0 && point2d.y == 10.0);
                point2d = multipoint.getXY(2);
                NUnit.Framework.Assert.IsTrue(point2d.x == 10.0 && point2d.y == 10.0);
                point2d = multipoint.getXY(3);
                NUnit.Framework.Assert.IsTrue(point2d.x == 10.0 && point2d.y == 0.0);
                NUnit.Framework.Assert.IsTrue(multipoint.hasAttribute(com.esri.core.geometry.VertexDescription.Semantics
                                                                      .Z));
                NUnit.Framework.Assert.IsTrue(!multipoint.hasAttribute(com.esri.core.geometry.VertexDescription.Semantics
                                                                       .M));
                double z = multipoint.getAttributeAsDbl(com.esri.core.geometry.VertexDescription.Semantics
                                                        .Z, 0, 0);
                NUnit.Framework.Assert.IsTrue(z == 1);
                com.esri.core.geometry.SpatialReference spatial_reference = mp.getSpatialReference
                                                                                ();
                NUnit.Framework.Assert.IsTrue(spatial_reference.getID() == 4326);
            }
            return(bAnswer);
        }
 public static void testPointTypes()
 {
     com.esri.core.geometry.OperatorFactoryLocal engine = com.esri.core.geometry.OperatorFactoryLocal
                                                          .getInstance();
     com.esri.core.geometry.OperatorDifference difference = (com.esri.core.geometry.OperatorDifference
                                                             )engine.getOperator(com.esri.core.geometry.Operator.Type.Difference);
     com.esri.core.geometry.OperatorSymmetricDifference sym_difference = (com.esri.core.geometry.OperatorSymmetricDifference
                                                                          )engine.getOperator(com.esri.core.geometry.Operator.Type.SymmetricDifference);
     {
         // point/point
         com.esri.core.geometry.Point point_1 = new com.esri.core.geometry.Point();
         com.esri.core.geometry.Point point_2 = new com.esri.core.geometry.Point();
         point_1.setXY(0, 0);
         point_2.setXY(0.000000009, 0.000000009);
         com.esri.core.geometry.Point differenced = (com.esri.core.geometry.Point)(difference
                                                                                   .execute(point_1, point_2, com.esri.core.geometry.SpatialReference.create(4326),
                                                                                            null));
         NUnit.Framework.Assert.IsTrue(differenced.isEmpty());
         com.esri.core.geometry.MultiPoint sym_differenced = (com.esri.core.geometry.MultiPoint
                                                              )(sym_difference.execute(point_1, point_2, com.esri.core.geometry.SpatialReference
                                                                                       .create(4326), null));
         NUnit.Framework.Assert.IsTrue(sym_differenced.isEmpty());
     }
     {
         // point/point
         com.esri.core.geometry.Point point_1 = new com.esri.core.geometry.Point();
         com.esri.core.geometry.Point point_2 = new com.esri.core.geometry.Point();
         point_1.setXY(0, 0);
         point_2.setXY(0.000000009, 0.0);
         com.esri.core.geometry.Point differenced = (com.esri.core.geometry.Point)(difference
                                                                                   .execute(point_1, point_2, com.esri.core.geometry.SpatialReference.create(4326),
                                                                                            null));
         NUnit.Framework.Assert.IsTrue(differenced.isEmpty());
         com.esri.core.geometry.MultiPoint sym_differenced = (com.esri.core.geometry.MultiPoint
                                                              )(sym_difference.execute(point_1, point_2, com.esri.core.geometry.SpatialReference
                                                                                       .create(4326), null));
         NUnit.Framework.Assert.IsTrue(sym_differenced.isEmpty());
     }
     {
         // point/point
         com.esri.core.geometry.Point point_1 = new com.esri.core.geometry.Point();
         com.esri.core.geometry.Point point_2 = new com.esri.core.geometry.Point();
         point_1.setXY(0, 0);
         point_2.setXY(0.00000002, 0.00000002);
         com.esri.core.geometry.Point differenced_1 = (com.esri.core.geometry.Point)(difference
                                                                                     .execute(point_1, point_2, com.esri.core.geometry.SpatialReference.create(4326),
                                                                                              null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty());
         com.esri.core.geometry.Point differenced_2 = (com.esri.core.geometry.Point)(difference
                                                                                     .execute(point_2, point_1, com.esri.core.geometry.SpatialReference.create(4326),
                                                                                              null));
         NUnit.Framework.Assert.IsTrue(!differenced_2.isEmpty());
         com.esri.core.geometry.MultiPoint sym_differenced = (com.esri.core.geometry.MultiPoint
                                                              )(sym_difference.execute(point_1, point_2, com.esri.core.geometry.SpatialReference
                                                                                       .create(4326), null));
         NUnit.Framework.Assert.IsTrue(!sym_differenced.isEmpty());
         NUnit.Framework.Assert.IsTrue(sym_differenced.getXY(0).x == 0 && sym_differenced.
                                       getXY(0).y == 0);
         NUnit.Framework.Assert.IsTrue(sym_differenced.getXY(1).x == 0.00000002 && sym_differenced
                                       .getXY(1).y == 0.00000002);
     }
     {
         // multi_point/point
         com.esri.core.geometry.MultiPoint multi_point_1 = new com.esri.core.geometry.MultiPoint
                                                               ();
         com.esri.core.geometry.Point point_2 = new com.esri.core.geometry.Point();
         multi_point_1.add(0, 0);
         multi_point_1.add(1, 1);
         point_2.setXY(0.000000009, 0.000000009);
         com.esri.core.geometry.MultiPoint differenced_1 = (com.esri.core.geometry.MultiPoint
                                                            )(difference.execute(multi_point_1, point_2, com.esri.core.geometry.SpatialReference
                                                                                 .create(4326), null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty());
         NUnit.Framework.Assert.IsTrue(differenced_1.getPointCount() == 1);
         NUnit.Framework.Assert.IsTrue(differenced_1.getXY(0).x == 1 && differenced_1.getXY
                                           (0).y == 1);
         com.esri.core.geometry.Point differenced_2 = (com.esri.core.geometry.Point)(difference
                                                                                     .execute(point_2, multi_point_1, com.esri.core.geometry.SpatialReference.create(
                                                                                                  4326), null));
         NUnit.Framework.Assert.IsTrue(differenced_2.isEmpty());
     }
     {
         // multi_point/point
         com.esri.core.geometry.MultiPoint multi_point_1 = new com.esri.core.geometry.MultiPoint
                                                               ();
         com.esri.core.geometry.Point point_2 = new com.esri.core.geometry.Point();
         multi_point_1.add(0, 0);
         multi_point_1.add(1, 1);
         point_2.setXY(0.000000009, 0.0);
         com.esri.core.geometry.MultiPoint differenced_1 = (com.esri.core.geometry.MultiPoint
                                                            )(difference.execute(multi_point_1, point_2, com.esri.core.geometry.SpatialReference
                                                                                 .create(4326), null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty());
         NUnit.Framework.Assert.IsTrue(differenced_1.getXY(0).x == 1.0 && differenced_1.getXY
                                           (0).y == 1.0);
         com.esri.core.geometry.Point differenced_2 = (com.esri.core.geometry.Point)(difference
                                                                                     .execute(point_2, multi_point_1, com.esri.core.geometry.SpatialReference.create(
                                                                                                  4326), null));
         NUnit.Framework.Assert.IsTrue(differenced_2.isEmpty());
         com.esri.core.geometry.MultiPoint sym_differenced = (com.esri.core.geometry.MultiPoint
                                                              )(sym_difference.execute(multi_point_1, point_2, com.esri.core.geometry.SpatialReference
                                                                                       .create(4326), null));
         NUnit.Framework.Assert.IsTrue(!sym_differenced.isEmpty());
         NUnit.Framework.Assert.IsTrue(sym_differenced.getPointCount() == 1);
         NUnit.Framework.Assert.IsTrue(sym_differenced.getXY(0).x == 1 && sym_differenced.
                                       getXY(0).y == 1);
     }
     {
         // multi_point/point
         com.esri.core.geometry.MultiPoint multi_point_1 = new com.esri.core.geometry.MultiPoint
                                                               ();
         com.esri.core.geometry.Point point_2 = new com.esri.core.geometry.Point();
         multi_point_1.add(0, 0);
         multi_point_1.add(0, 0);
         point_2.setXY(0.000000009, 0.0);
         com.esri.core.geometry.MultiPoint differenced_1 = (com.esri.core.geometry.MultiPoint
                                                            )(difference.execute(multi_point_1, point_2, com.esri.core.geometry.SpatialReference
                                                                                 .create(4326), null));
         NUnit.Framework.Assert.IsTrue(differenced_1.isEmpty());
         com.esri.core.geometry.MultiPoint sym_differenced = (com.esri.core.geometry.MultiPoint
                                                              )(sym_difference.execute(multi_point_1, point_2, com.esri.core.geometry.SpatialReference
                                                                                       .create(4326), null));
         NUnit.Framework.Assert.IsTrue(sym_differenced.isEmpty());
     }
     {
         // multi_point/polygon
         com.esri.core.geometry.MultiPoint multi_point_1 = new com.esri.core.geometry.MultiPoint
                                                               ();
         com.esri.core.geometry.Polygon polygon_2 = new com.esri.core.geometry.Polygon();
         multi_point_1.add(0, 0);
         multi_point_1.add(0, 0);
         multi_point_1.add(2, 2);
         polygon_2.startPath(-1, -1);
         polygon_2.lineTo(-1, 1);
         polygon_2.lineTo(1, 1);
         polygon_2.lineTo(1, -1);
         com.esri.core.geometry.MultiPoint differenced_1 = (com.esri.core.geometry.MultiPoint
                                                            )(difference.execute(multi_point_1, polygon_2, com.esri.core.geometry.SpatialReference
                                                                                 .create(4326), null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty());
         NUnit.Framework.Assert.IsTrue(differenced_1.getPointCount() == 1);
         NUnit.Framework.Assert.IsTrue(differenced_1.getXY(0).x == 2 && differenced_1.getXY
                                           (0).y == 2);
     }
     {
         // multi_point/polygon
         com.esri.core.geometry.MultiPoint multi_point_1 = new com.esri.core.geometry.MultiPoint
                                                               ();
         com.esri.core.geometry.Polygon polygon_2 = new com.esri.core.geometry.Polygon();
         multi_point_1.add(0, 0);
         multi_point_1.add(0, 0);
         multi_point_1.add(1, 1);
         polygon_2.startPath(-1, -1);
         polygon_2.lineTo(-1, 1);
         polygon_2.lineTo(1, 1);
         polygon_2.lineTo(1, -1);
         com.esri.core.geometry.MultiPoint differenced_1 = (com.esri.core.geometry.MultiPoint
                                                            )(difference.execute(multi_point_1, polygon_2, com.esri.core.geometry.SpatialReference
                                                                                 .create(4326), null));
         NUnit.Framework.Assert.IsTrue(differenced_1.isEmpty());
     }
     {
         // multi_point/envelope
         com.esri.core.geometry.MultiPoint multi_point_1 = new com.esri.core.geometry.MultiPoint
                                                               ();
         com.esri.core.geometry.Envelope envelope_2 = new com.esri.core.geometry.Envelope(
             );
         multi_point_1.add(-2, 0);
         multi_point_1.add(0, 2);
         multi_point_1.add(2, 0);
         multi_point_1.add(0, -2);
         envelope_2.setCoords(-1, -1, 1, 1);
         com.esri.core.geometry.MultiPoint differenced_1 = (com.esri.core.geometry.MultiPoint
                                                            )(difference.execute(multi_point_1, envelope_2, com.esri.core.geometry.SpatialReference
                                                                                 .create(4326), null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty() && differenced_1 == multi_point_1
                                       );
     }
     {
         // multi_point/polygon
         com.esri.core.geometry.MultiPoint multi_point_1 = new com.esri.core.geometry.MultiPoint
                                                               ();
         com.esri.core.geometry.Polygon polygon_2 = new com.esri.core.geometry.Polygon();
         multi_point_1.add(2, 2);
         multi_point_1.add(2, 2);
         multi_point_1.add(-2, -2);
         polygon_2.startPath(-1, -1);
         polygon_2.lineTo(-1, 1);
         polygon_2.lineTo(1, 1);
         polygon_2.lineTo(1, -1);
         com.esri.core.geometry.MultiPoint differenced_1 = (com.esri.core.geometry.MultiPoint
                                                            )(difference.execute(multi_point_1, polygon_2, com.esri.core.geometry.SpatialReference
                                                                                 .create(4326), null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty() && differenced_1 == multi_point_1
                                       );
     }
     {
         // point/polygon
         com.esri.core.geometry.Point   point_1   = new com.esri.core.geometry.Point();
         com.esri.core.geometry.Polygon polygon_2 = new com.esri.core.geometry.Polygon();
         point_1.setXY(0, 0);
         polygon_2.startPath(-1, -1);
         polygon_2.lineTo(-1, 1);
         polygon_2.lineTo(1, 1);
         polygon_2.lineTo(1, -1);
         com.esri.core.geometry.Point differenced_1 = (com.esri.core.geometry.Point)(difference
                                                                                     .execute(point_1, polygon_2, com.esri.core.geometry.SpatialReference.create(4326
                                                                                                                                                                 ), null));
         NUnit.Framework.Assert.IsTrue(differenced_1.isEmpty());
         polygon_2.setEmpty();
         polygon_2.startPath(1, 1);
         polygon_2.lineTo(1, 2);
         polygon_2.lineTo(2, 2);
         polygon_2.lineTo(2, 1);
         differenced_1 = (com.esri.core.geometry.Point)(difference.execute(point_1, polygon_2
                                                                           , com.esri.core.geometry.SpatialReference.create(4326), null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty());
         NUnit.Framework.Assert.IsTrue(differenced_1 == point_1);
     }
     {
         // point/polygon
         com.esri.core.geometry.Point   point_1   = new com.esri.core.geometry.Point();
         com.esri.core.geometry.Polygon polygon_2 = new com.esri.core.geometry.Polygon();
         point_1.setXY(0, 0);
         polygon_2.startPath(1, 0);
         polygon_2.lineTo(0, 1);
         polygon_2.lineTo(1, 1);
         com.esri.core.geometry.Point differenced_1 = (com.esri.core.geometry.Point)(difference
                                                                                     .execute(point_1, polygon_2, com.esri.core.geometry.SpatialReference.create(4326
                                                                                                                                                                 ), null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty());
         NUnit.Framework.Assert.IsTrue(differenced_1 == point_1);
         point_1.setEmpty();
         point_1.setXY(0.5, 0.5);
         polygon_2.setEmpty();
         polygon_2.startPath(1, 0);
         polygon_2.lineTo(0, 1);
         polygon_2.lineTo(1, 1);
         differenced_1 = (com.esri.core.geometry.Point)(difference.execute(point_1, polygon_2
                                                                           , com.esri.core.geometry.SpatialReference.create(4326), null));
         NUnit.Framework.Assert.IsTrue(differenced_1.isEmpty());
     }
     {
         // point/envelope
         com.esri.core.geometry.Point    point_1    = new com.esri.core.geometry.Point();
         com.esri.core.geometry.Envelope envelope_2 = new com.esri.core.geometry.Envelope(
             );
         point_1.setXY(0, 0);
         envelope_2.setCoords(-1, -1, 1, 1);
         com.esri.core.geometry.Point differenced_1 = (com.esri.core.geometry.Point)(difference
                                                                                     .execute(point_1, envelope_2, com.esri.core.geometry.SpatialReference.create(4326
                                                                                                                                                                  ), null));
         NUnit.Framework.Assert.IsTrue(differenced_1.isEmpty());
         envelope_2.setEmpty();
         envelope_2.setCoords(1, 1, 2, 2);
         differenced_1 = (com.esri.core.geometry.Point)(difference.execute(point_1, envelope_2
                                                                           , com.esri.core.geometry.SpatialReference.create(4326), null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty());
         NUnit.Framework.Assert.IsTrue(differenced_1 == point_1);
     }
     {
         // point/polyline
         com.esri.core.geometry.Point    point_1    = new com.esri.core.geometry.Point();
         com.esri.core.geometry.Polyline polyline_2 = new com.esri.core.geometry.Polyline(
             );
         point_1.setXY(0, 0);
         polyline_2.startPath(-1, 0);
         polyline_2.lineTo(1, 0);
         com.esri.core.geometry.Point differenced_1 = (com.esri.core.geometry.Point)(difference
                                                                                     .execute(point_1, polyline_2, com.esri.core.geometry.SpatialReference.create(4326
                                                                                                                                                                  ), null));
         NUnit.Framework.Assert.IsTrue(differenced_1.isEmpty());
         polyline_2.setEmpty();
         polyline_2.startPath(1, 0);
         polyline_2.lineTo(2, 0);
         differenced_1 = (com.esri.core.geometry.Point)(difference.execute(point_1, polyline_2
                                                                           , com.esri.core.geometry.SpatialReference.create(4326), null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty());
         NUnit.Framework.Assert.IsTrue(differenced_1 == point_1);
         polyline_2.setEmpty();
         polyline_2.startPath(-1, -1);
         polyline_2.lineTo(-1, 1);
         polyline_2.lineTo(1, 1);
         polyline_2.lineTo(1, -1);
         differenced_1 = (com.esri.core.geometry.Point)(difference.execute(point_1, polyline_2
                                                                           , com.esri.core.geometry.SpatialReference.create(4326), null));
         NUnit.Framework.Assert.IsTrue(!differenced_1.isEmpty());
         NUnit.Framework.Assert.IsTrue(differenced_1 == point_1);
     }
 }