/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 * Copyright (c) 2013, MPL CodeInside http://codeinside.ru
 */

package ru.codeinside.gses.webui.osgi;

import org.osgi.framework.ServiceReference;
import org.osgi.framework.Version;
import ru.codeinside.gses.webui.gws.TRef;

import java.io.Serializable;

final class TRefImpl<T> implements TRef<T> {

  private static final long serialVersionUID = -814154250062325413L;
  final String name;
  final String symbolicName;
  final Version version;
  final String location;
  final T server;

  TRefImpl(ServiceReference reference, T server) {
    Object name = reference.getProperty("component.name");
    this.name = name != null ? name.toString() : getSymbolicName();
    symbolicName = reference.getBundle().getSymbolicName();
    version = reference.getBundle().getVersion();
    location = reference.getBundle().getLocation();
    this.server = server;
  }

  @Override
  public String getName() {
    return name;
  }

  @Override
  public String getSymbolicName() {
    return symbolicName;
  }

  @Override
  public String getVersion() {
    return version != null ? version.toString() : "";
  }

  @Override
  public String getLocation() {
    return location;
  }

  @Override
  public T getRef() {
    return server;
  }

  @Override
  public String toString() {
    return "{" + getSymbolicName() + ", " + getVersion() + "}";
  }

  @Override
  public int compareTo(TRef<T> o) {
    return getName().compareTo(o.getName());
  }
}