com.google.firebase.database.core.JvmPlatform Maven / Gradle / Ivy

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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.

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/*
 * 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.core;

import com.google.firebase.FirebaseApp;
import com.google.firebase.ImplFirebaseTrampolines;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.database.connection.ConnectionContext;
import com.google.firebase.database.connection.HostInfo;
import com.google.firebase.database.connection.PersistentConnection;
import com.google.firebase.database.connection.PersistentConnectionImpl;
import com.google.firebase.database.core.persistence.PersistenceManager;
import com.google.firebase.database.utilities.DefaultRunLoop;

import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ThreadFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

class JvmPlatform implements Platform {

  private static final String PROCESS_PLATFORM = System.getProperty("java.version", "Unknown");

  private final FirebaseApp firebaseApp;

  JvmPlatform(FirebaseApp firebaseApp) {
    this.firebaseApp = firebaseApp;
  }

  @Override
  public EventTarget newEventTarget(Context ctx) {
    ThreadFactory threadFactory = ImplFirebaseTrampolines.getThreadFactory(firebaseApp);
    return new ThreadPoolEventTarget(threadFactory);
  }

  @Override
  public RunLoop newRunLoop(final Context context) {
    final Logger logger = LoggerFactory.getLogger(RunLoop.class);
    ThreadFactory threadFactory = ImplFirebaseTrampolines.getThreadFactory(firebaseApp);
    return new DefaultRunLoop(threadFactory) {
      @Override
      public void handleException(Throwable e) {
        logger.error(DefaultRunLoop.messageForException(e), e);
      }
    };
  }

  @Override
  public PersistentConnection newPersistentConnection(
      Context context,
      ConnectionContext connectionContext,
      HostInfo info,
      PersistentConnection.Delegate delegate) {
    return new PersistentConnectionImpl(context.getConnectionContext(), info, delegate);
  }

  @Override
  public AuthTokenProvider newAuthTokenProvider(ScheduledExecutorService executorService) {
    return new JvmAuthTokenProvider(this.firebaseApp, executorService);
  }

  @Override
  public String getUserAgent(Context ctx) {
    return PROCESS_PLATFORM + "/" + DEVICE;
  }

  @Override
  public String getPlatformVersion() {
    return "jvm-" + FirebaseDatabase.getSdkVersion();
  }

  @Override
  public PersistenceManager createPersistenceManager(Context ctx, String namespace) {
    return null;
  }
}