github.com/tickoalcantara12/micro/v3@v3.0.0-20221007104245-9d75b9bcbab9/util/pool/pool.go (about)

     1  // Copyright 2020 Asim Aslam
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     https://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  //
    15  // Original source: github.com/micro/go-micro/v3/util/pool/pool.go
    16  
    17  // Package pool is a connection pool
    18  package pool
    19  
    20  import (
    21  	"time"
    22  
    23  	"github.com/tickoalcantara12/micro/v3/service/network/transport"
    24  )
    25  
    26  // Pool is an interface for connection pooling
    27  type Pool interface {
    28  	// Close the pool
    29  	Close() error
    30  	// Get a connection
    31  	Get(addr string, opts ...transport.DialOption) (Conn, error)
    32  	// Release the connection
    33  	Release(c Conn, status error) error
    34  }
    35  
    36  type Conn interface {
    37  	// unique id of connection
    38  	Id() string
    39  	// time it was created
    40  	Created() time.Time
    41  	// embedded connection
    42  	transport.Client
    43  }
    44  
    45  func NewPool(opts ...Option) Pool {
    46  	var options Options
    47  	for _, o := range opts {
    48  		o(&options)
    49  	}
    50  	return newPool(options)
    51  }