com.google.firebase.database.InternalHelpers Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of firebase-admin Show documentation

This is the official Firebase Admin Java SDK. Build extraordinary native JVM apps in minutes with Firebase. The Firebase platform can power your app’s backend, user authentication, static hosting, and more.

The newest version!

/*
 * Copyright 2017 Google Inc.
 *
 * 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.google.firebase.database;

import com.google.firebase.FirebaseApp;
import com.google.firebase.database.core.DatabaseConfig;
import com.google.firebase.database.core.Path;
import com.google.firebase.database.core.Repo;
import com.google.firebase.database.core.RepoInfo;
import com.google.firebase.database.snapshot.IndexedNode;
import com.google.firebase.database.snapshot.Node;

/**
 * Internal helpers in com.google.firebase.database package (for use by core, tests, etc.)
 *
 * @hide
 */
public class InternalHelpers {

  /** So Repo, etc. can create DatabaseReference instances. */
  public static DatabaseReference createReference(Repo repo, Path path) {
    return new DatabaseReference(repo, path);
  }

  /** So Repo, etc. can create DataSnapshots. */
  public static DataSnapshot createDataSnapshot(DatabaseReference ref, IndexedNode node) {
    return new DataSnapshot(ref, node);
  }

  /** So Repo can create FirebaseDatabase objects to keep legacy tests working. */
  public static FirebaseDatabase createDatabaseForTests(
      FirebaseApp app, RepoInfo repoInfo, DatabaseConfig config) {
    return FirebaseDatabase.createForTests(app, repoInfo, config);
  }

  /** For Repo to create MutableData objects. */
  public static MutableData createMutableData(Node node) {
    return new MutableData(node);
  }

  /**
   * For Repo to check if the database has been destroyed.
   */
  public static void checkNotDestroyed(Repo repo) {
    repo.getDatabase().checkNotDestroyed();
  }
}