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OGeometryCollectionShapeBuilder.java
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/
OGeometryCollectionShapeBuilder.java
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/*
*
* * Copyright 2014 Orient Technologies.
* *
* * 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.
*
*/
package com.orientechnologies.orient.spatial.shape;
import com.orientechnologies.orient.core.db.document.ODatabaseDocumentTx;
import com.orientechnologies.orient.core.metadata.schema.OClass;
import com.orientechnologies.orient.core.metadata.schema.OSchemaProxy;
import com.orientechnologies.orient.core.metadata.schema.OType;
import com.orientechnologies.orient.core.record.impl.ODocument;
import com.spatial4j.core.shape.Shape;
import com.spatial4j.core.shape.ShapeCollection;
import com.vividsolutions.jts.geom.Geometry;
import java.util.ArrayList;
import java.util.List;
/**
* Created by Enrico Risa on 17/08/15.
*/
public class OGeometryCollectionShapeBuilder extends OComplexShapeBuilder<ShapeCollection<Shape>> {
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<Shape> fromDoc(ODocument doc) {
List<ODocument> geometries = doc.field("geometries");
List<Shape> shapes = new ArrayList<Shape>();
Geometry[] geoms = new Geometry[geometries.size()];
for (ODocument geometry : geometries) {
Shape shape = shapeFactory.fromDoc(geometry);
shapes.add(shape);
}
return new ShapeCollection(shapes, SPATIAL_CONTEXT);
}
@Override
public void initClazz(ODatabaseDocumentTx db) {
OSchemaProxy schema = db.getMetadata().getSchema();
OClass polygon = schema.createClass(getName());
polygon.setAbstract(true);
OClass shape = superClass(db);
polygon.addSuperClass(shape);
polygon.createProperty("geometries", OType.EMBEDDEDLIST, shape);
}
@Override
public String asText(ShapeCollection<Shape> 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<Shape> shapes) {
ODocument doc = new ODocument(getName());
List<ODocument> geometries = new ArrayList<ODocument>(shapes.size());
for (Shape s : shapes) {
geometries.add(shapeFactory.toDoc(s));
}
doc.field("geometries", geometries);
return doc;
}
}