SchemaObjectInstance.java

/*
 * Copyright (C) 2021 B3Partners B.V.
 *
 * SPDX-License-Identifier: MIT
 *
 */

package nl.b3p.brmo.schema;

import java.util.Map;
import java.util.SortedSet;
import java.util.TreeSet;
import org.geotools.geometry.jts.WKTWriter2;
import org.locationtech.jts.geom.Geometry;

public class SchemaObjectInstance {
  private final ObjectType objectType;
  private final Map<String, Object> attributes;

  private final WKTWriter2 wktWriter2 = new WKTWriter2();

  public SchemaObjectInstance(ObjectType objectType, Map<String, Object> attributes) {
    this.objectType = objectType;
    this.attributes = attributes;
  }

  public ObjectType getObjectType() {
    return objectType;
  }

  public Map<String, Object> getAttributes() {
    return attributes;
  }

  @Override
  public String toString() {
    StringBuilder s = new StringBuilder(objectType.getName());
    s.append("{");
    SortedSet<String> attributeNames = new TreeSet<>(attributes.keySet());
    boolean first = true;
    for (String name : attributeNames) {
      if (first) {
        first = false;
      } else {
        s.append(", ");
      }
      s.append(name);
      s.append("=");
      Object value = attributes.get(name);
      if (value instanceof Geometry) {
        value = wktWriter2.write((Geometry) value);
      }
      s.append(value);
    }
    s.append("}");
    return s.toString();
  }
}