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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.auth;

import static com.google.common.base.Preconditions.checkArgument;

import com.google.common.collect.ImmutableMap;
import java.util.Map;

/**
 * A decoded and verified Firebase token. Can be used to get the uid and other user attributes
 * available in the token. See {@link FirebaseAuth#verifyIdToken(String)} and
 * {@link FirebaseAuth#verifySessionCookie(String)} for details on how to obtain an instance of
 * this class.
 */
public final class FirebaseToken {

  private final Map claims;

  FirebaseToken(Map claims) {
    checkArgument(claims != null && claims.containsKey("sub"),
        "Claims map must at least contain sub");
    this.claims = ImmutableMap.copyOf(claims);
  }

  /** Returns the Uid for the this token. */
  public String getUid() {
    return (String) claims.get("sub");
  }

  /** Returns the tenant ID for the this token. */
  public String getTenantId() {
    Map firebase = (Map) claims.get("firebase");
    if (firebase == null) {
      return null;
    }
    return (String) firebase.get("tenant");
  }

  /** Returns the Issuer for the this token. */
  public String getIssuer() {
    return (String) claims.get("iss");
  }

  /** Returns the user's display name. */
  public String getName() {
    return (String) claims.get("name");
  }

  /** Returns the Uri string of the user's profile photo. */
  public String getPicture() {
    return (String) claims.get("picture");
  }

  /**
   * Returns the e-mail address for this user, or {@code null} if it's unavailable.
   */
  public String getEmail() {
    return (String) claims.get("email");
  }

  /**
   * Indicates if the email address returned by {@link #getEmail()} has been verified as good.
   */
  public boolean isEmailVerified() {
    Object emailVerified = claims.get("email_verified");
    return emailVerified != null && (Boolean) emailVerified;
  }

  /** Returns a map of all of the claims on this token. */
  public Map getClaims() {
    return this.claims;
  }
}