public static final class

FirebaseOptions.Builder

extends Object
java.lang.Object
   ↳ com.google.firebase.FirebaseOptions.Builder

Class Overview

Builder for constructing FirebaseOptions.

Summary

Public Constructors
Builder()
Constructs an empty builder.
Builder(FirebaseOptions options)
Initializes the builder's values from the options object.
Public Methods
FirebaseOptions build()
Builds the FirebaseOptions instance from the previously set options.
FirebaseOptions.Builder setCredential(FirebaseCredential credential)
Sets the FirebaseCredential to use to authenticate the SDK.
FirebaseOptions.Builder setDatabaseAuthVariableOverride(Map<String, Object> databaseAuthVariableOverride)
Sets the auth variable to be used by the Realtime Database rules.
FirebaseOptions.Builder setDatabaseUrl(String databaseUrl)
Sets the Realtime Database URL to use for data storage.
[Expand]
Inherited Methods
From class java.lang.Object

Public Constructors

public Builder ()

Constructs an empty builder.

public Builder (FirebaseOptions options)

Initializes the builder's values from the options object. *

The new builder is not backed by this objects values, that is changes made to the new builder don't change the values of the origin object.

Public Methods

public FirebaseOptions build ()

Builds the FirebaseOptions instance from the previously set options.

Returns

public FirebaseOptions.Builder setCredential (FirebaseCredential credential)

Sets the FirebaseCredential to use to authenticate the SDK.

See Initialize the SDK for code samples and detailed documentation.

Parameters
credential A FirebaseCredential used to authenticate the SDK. See FirebaseCredentials for default implementations.
Returns
  • This Builder instance is returned so subsequent calls can be chained.

public FirebaseOptions.Builder setDatabaseAuthVariableOverride (Map<String, Object> databaseAuthVariableOverride)

Sets the auth variable to be used by the Realtime Database rules.

When set, security rules for Realtime Database actions are evaluated using the provided auth object. During evaluation the object is available on the auth variable. Use this option to enforce schema validation and additional security for this app instance.

If this option is not provided, security rules are bypassed entirely for this app instance. If this option is set to null, security rules are evaluated against an unauthenticated user. That is, the auth variable is null.

See Authenticate with limited privileges for code samples and detailed documentation.

Parameters
databaseAuthVariableOverride The value to use for the auth variable in the security rules for Realtime Database actions.
Returns
  • This Builder instance is returned so subsequent calls can be chained.

public FirebaseOptions.Builder setDatabaseUrl (String databaseUrl)

Sets the Realtime Database URL to use for data storage.

See Initialize the SDK for code samples and detailed documentation.

Parameters
databaseUrl The Realtime Database URL to use for data storage.
Returns
  • This Builder instance is returned so subsequent calls can be chained.