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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.
*
*/
#ifndef GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_METHOD_PARAMS_H
#define GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_METHOD_PARAMS_H
#include <grpc/support/port_platform.h>
#include "src/core/ext/filters/client_channel/status_util.h"
#include "src/core/lib/gprpp/ref_counted.h"
#include "src/core/lib/gprpp/ref_counted_ptr.h"
#include "src/core/lib/iomgr/exec_ctx.h" // for grpc_millis
#include "src/core/lib/json/json.h"
namespace grpc_core {
namespace internal {
class ClientChannelMethodParams : public RefCounted<ClientChannelMethodParams> {
public:
enum WaitForReady {
WAIT_FOR_READY_UNSET = 0,
WAIT_FOR_READY_FALSE,
WAIT_FOR_READY_TRUE
};
struct RetryPolicy {
int max_attempts = 0;
grpc_millis initial_backoff = 0;
grpc_millis max_backoff = 0;
float backoff_multiplier = 0;
StatusCodeSet retryable_status_codes;
};
/// Creates a method_parameters object from \a json.
/// Intended for use with ServiceConfig::CreateMethodConfigTable().
static RefCountedPtr<ClientChannelMethodParams> CreateFromJson(
const grpc_json* json);
grpc_millis timeout() const { return timeout_; }
WaitForReady wait_for_ready() const { return wait_for_ready_; }
const RetryPolicy* retry_policy() const { return retry_policy_.get(); }
private:
// So New() can call our private ctor.
template <typename T, typename... Args>
friend T* grpc_core::New(Args&&... args);
ClientChannelMethodParams() {}
virtual ~ClientChannelMethodParams() {}
grpc_millis timeout_ = 0;
WaitForReady wait_for_ready_ = WAIT_FOR_READY_UNSET;
UniquePtr<RetryPolicy> retry_policy_;
};
} // namespace internal
} // namespace grpc_core
#endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_METHOD_PARAMS_H */
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