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139 lines
5.1 KiB
Objective-C
Executable File
139 lines
5.1 KiB
Objective-C
Executable File
/*
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* Firebase iOS Client Library
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*
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* Copyright © 2013 Firebase - All Rights Reserved
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* https://www.firebase.com
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binaryform must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY FIREBASE AS IS AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL FIREBASE BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import <Foundation/Foundation.h>
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#import "FIRDatabaseReference.h"
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@class FIRApp;
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NS_ASSUME_NONNULL_BEGIN
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/**
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* The entry point for accessing a Firebase Database. You can get an instance by calling
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* [FIRDatabase database]. To access a location in the database and read or write data,
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* use [FIRDatabase reference].
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*/
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@interface FIRDatabase : NSObject
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/**
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* Gets the instance of FIRDatabase for the default FIRApp.
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*
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* @return A FIRDatabase instance.
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*/
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+ (FIRDatabase *) database NS_SWIFT_NAME(database());
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/**
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* Gets an instance of FIRDatabase for a specific FIRApp.
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*
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* @param app The FIRApp to get a FIRDatabase for.
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* @return A FIRDatabase instance.
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*/
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+ (FIRDatabase *) databaseForApp:(FIRApp*)app NS_SWIFT_NAME(database(app:));
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/** The FIRApp instance to which this FIRDatabase belongs. */
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@property (weak, readonly, nonatomic) FIRApp *app;
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/**
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* Gets a FIRDatabaseReference for the root of your Firebase Database.
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*/
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- (FIRDatabaseReference *) reference;
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/**
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* Gets a FIRDatabaseReference for the provided path.
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*
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* @param path Path to a location in your Firebase Database.
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* @return A FIRDatabaseReference pointing to the specified path.
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*/
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- (FIRDatabaseReference *) referenceWithPath:(NSString *)path;
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/**
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* Gets a FIRDatabaseReference for the provided URL. The URL must be a URL to a path
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* within this Firebase Database. To create a FIRDatabaseReference to a different database,
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* create a FIRApp} with a FIROptions object configured with the appropriate database URL.
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*
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* @param url A URL to a path within your database.
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* @return A FIRDatabaseReference for the provided URL.
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*/
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- (FIRDatabaseReference *) referenceFromURL:(NSString *)databaseUrl;
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/**
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* The Firebase Database client automatically queues writes and sends them to the server at the earliest opportunity,
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* depending on network connectivity. In some cases (e.g. offline usage) there may be a large number of writes
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* waiting to be sent. Calling this method will purge all outstanding writes so they are abandoned.
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*
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* All writes will be purged, including transactions and onDisconnect writes. The writes will
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* be rolled back locally, perhaps triggering events for affected event listeners, and the client will not
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* (re-)send them to the Firebase Database backend.
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*/
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- (void)purgeOutstandingWrites;
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/**
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* Shuts down our connection to the Firebase Database backend until goOnline is called.
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*/
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- (void)goOffline;
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/**
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* Resumes our connection to the Firebase Database backend after a previous goOffline call.
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*/
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- (void)goOnline;
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/**
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* The Firebase Database client will cache synchronized data and keep track of all writes you've
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* initiated while your application is running. It seamlessly handles intermittent network
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* connections and re-sends write operations when the network connection is restored.
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*
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* However by default your write operations and cached data are only stored in-memory and will
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* be lost when your app restarts. By setting this value to `YES`, the data will be persisted
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* to on-device (disk) storage and will thus be available again when the app is restarted
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* (even when there is no network connectivity at that time). Note that this property must be
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* set before creating your first Database reference and only needs to be called once per
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* application.
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*
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*/
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@property (nonatomic) BOOL persistenceEnabled;
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/**
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* Sets the dispatch queue on which all events are raised. The default queue is the main queue.
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*
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* Note that this must be set before creating your first Database reference.
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*/
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@property (nonatomic, strong) dispatch_queue_t callbackQueue;
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/**
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* Enables verbose diagnostic logging.
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* @param enabled YES to enable logging, NO to disable.
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*/
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+ (void) setLoggingEnabled:(BOOL)enabled;
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/** Retrieve the Firebase Database SDK version. */
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+ (NSString *) sdkVersion;
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@end
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NS_ASSUME_NONNULL_END
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