/*
 * ToroDB
 * Copyright © 2014 8Kdata Technology (www.8kdata.com)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

package com.torodb.core.document;

import com.torodb.kvdocument.values.KvDocument;

import javax.annotation.concurrent.Immutable;

@Immutable
public class ToroDocument {

  private final int id;
  private final KvDocument root;

  public ToroDocument(int id, KvDocument root) {
    super();
    this.id = id;
    this.root = root;
  }

  public int getId() {
    return id;
  }

  public KvDocument getRoot() {
    return root;
  }

  @Override
  public int hashCode() {
    final int prime = 31;
    int result = 1;
    result = prime * result + id;
    result = prime * result + ((root == null) ? 0 : root.hashCode());
    return result;
  }

  @Override
  public boolean equals(Object obj) {
    if (this == obj) {
      return true;
    }
    if (obj == null) {
      return false;
    }
    if (getClass() != obj.getClass()) {
      return false;
    }
    ToroDocument other = (ToroDocument) obj;
    if (id != other.id) {
      return false;
    }
    if (root == null) {
      if (other.root != null) {
        return false;
      }
    } else if (!root.equals(other.root)) {
      return false;
    }
    return true;
  }

  public String toString() {
    return id + " -> " + root.toString();
  }
}