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// Copyright 2020 Google LLC.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package internal
import (
// ConnPool is a pool of grpc.ClientConns.
type ConnPool interface {
// Conn returns a ClientConn from the pool.
// Conns aren't returned to the pool.
Conn() *grpc.ClientConn
// Num returns the number of connections in the pool.
// It will always return the same value.
Num() int
// Close closes every ClientConn in the pool.
// The error returned by Close may be a single error or multiple errors.
Close() error
// ConnPool implements grpc.ClientConnInterface to enable it to be used directly with generated proto stubs.