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    • com.orientechnologies.spatial.shape.OGeometryCollectionShapeBuilder Maven / Gradle / Ivy

    The newest version!
    /**
 * Copyright 2010-2016 OrientDB LTD (http://orientdb.com)
 *
 * 
    Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of the License at
 *
 * 
    http://www.apache.org/licenses/LICENSE-2.0
 *
 * 
    Unless required by applicable law or agreed to in writing, software distributed under the
 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * 
    For more information: http://www.orientdb.com
 */
package com.orientechnologies.spatial.shape;

import com.orientechnologies.orient.core.db.ODatabaseInternal;
import com.orientechnologies.orient.core.metadata.schema.OClass;
import com.orientechnologies.orient.core.metadata.schema.OSchema;
import com.orientechnologies.orient.core.metadata.schema.OType;
import com.orientechnologies.orient.core.record.impl.ODocument;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.locationtech.jts.geom.Geometry;
import org.locationtech.spatial4j.shape.Shape;
import org.locationtech.spatial4j.shape.ShapeCollection;

/** Created by Enrico Risa on 17/08/15. */
public class OGeometryCollectionShapeBuilder extends OComplexShapeBuilder> {

  protected OShapeFactory shapeFactory;

  public OGeometryCollectionShapeBuilder(OShapeFactory shapeFactory) {
    this.shapeFactory = shapeFactory;
  }

  @Override
  public String getName() {
    return "OGeometryCollection";
  }

  @Override
  public OShapeType getType() {
    return OShapeType.GEOMETRYCOLLECTION;
  }

  @Override
  public ShapeCollection fromMapGeoJson(Map geoJsonMap) {
    ODocument doc = new ODocument(getName());
    doc.field("geometries", geoJsonMap.get("geometries"));
    return fromDoc(doc);
  }

  @Override
  public ShapeCollection fromDoc(ODocument doc) {

    List geometries = doc.field("geometries");

    List shapes = new ArrayList();

    for (Object geometry : geometries) {
      Shape shape = shapeFactory.fromObject(geometry);
      shapes.add(shape);
    }

    return new ShapeCollection(shapes, SPATIAL_CONTEXT);
  }

  @Override
  public void initClazz(ODatabaseInternal db) {

    OSchema schema = db.getMetadata().getSchema();
    OClass shape = superClass(db);
    OClass polygon = schema.createAbstractClass(getName(), shape);
    polygon.createProperty("geometries", OType.EMBEDDEDLIST, shape);
  }

  @Override
  public String asText(ShapeCollection shapes) {

    Geometry[] geometries = new Geometry[shapes.size()];
    int i = 0;
    for (Shape shape : shapes) {
      geometries[i] = SPATIAL_CONTEXT.getGeometryFrom(shape);
      i++;
    }
    return GEOMETRY_FACTORY.createGeometryCollection(geometries).toText();
  }

  @Override
  public ODocument toDoc(ShapeCollection shapes) {

    ODocument doc = new ODocument(getName());
    List geometries = new ArrayList(shapes.size());
    for (Shape s : shapes) {
      geometries.add(shapeFactory.toDoc(s));
    }
    doc.field("geometries", geometries);
    return doc;
  }
}
    
    
    
    

    




    
    
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