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/*
*
* Copyright 2015 gRPC authors.
*
* 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.
*
*/
#import <Foundation/Foundation.h>
#include <grpc/grpc.h>
@protocol GRPCChannelFactory;
@class GRPCCompletionQueue;
@class GRPCCallOptions;
@class GRPCChannelConfiguration;
struct grpc_channel_credentials;
NS_ASSUME_NONNULL_BEGIN
/**
* Signature for the channel. If two channel's signatures are the same and connect to the same
* remote, they share the same underlying \a GRPCChannel object.
*/
@interface GRPCChannelConfiguration : NSObject<NSCopying>
- (instancetype)init NS_UNAVAILABLE;
+ (instancetype) new NS_UNAVAILABLE;
/** The host that this channel is connected to. */
@property(copy, readonly) NSString *host;
/**
* Options of the corresponding call. Note that only the channel-related options are of interest to
* this class.
*/
@property(readonly) GRPCCallOptions *callOptions;
/** Acquire the factory to generate a new channel with current configurations. */
@property(readonly) id<GRPCChannelFactory> channelFactory;
/** Acquire the dictionary of channel args with current configurations. */
@property(copy, readonly) NSDictionary *channelArgs;
- (nullable instancetype)initWithHost:(NSString *)host
callOptions:(GRPCCallOptions *)callOptions NS_DESIGNATED_INITIALIZER;
@end
/**
* Each separate instance of this class represents at least one TCP connection to the provided host.
*/
@interface GRPCChannel : NSObject
- (nullable instancetype)init NS_UNAVAILABLE;
+ (nullable instancetype) new NS_UNAVAILABLE;
/**
* Create a channel with remote \a host and signature \a channelConfigurations.
*/
- (nullable instancetype)initWithChannelConfiguration:
(GRPCChannelConfiguration *)channelConfiguration NS_DESIGNATED_INITIALIZER;
/**
* Create a grpc core call object (grpc_call) from this channel. If no call is created, NULL is
* returned.
*/
- (nullable grpc_call *)unmanagedCallWithPath:(NSString *)path
completionQueue:(GRPCCompletionQueue *)queue
callOptions:(GRPCCallOptions *)callOptions;
@end
NS_ASSUME_NONNULL_END
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