forked from mongodb/mongo-go-driver
/
list_indexes.go
233 lines (187 loc) · 5.77 KB
/
list_indexes.go
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// Copyright (C) MongoDB, Inc. 2019-present.
//
// 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
package operation
import (
"context"
"errors"
"time"
"github.com/BlackMocca/mongo-go-driver/event"
"github.com/BlackMocca/mongo-go-driver/mongo/description"
"github.com/BlackMocca/mongo-go-driver/x/bsonx/bsoncore"
"github.com/BlackMocca/mongo-go-driver/x/mongo/driver"
"github.com/BlackMocca/mongo-go-driver/x/mongo/driver/session"
)
// ListIndexes performs a listIndexes operation.
type ListIndexes struct {
batchSize *int32
maxTime *time.Duration
session *session.Client
clock *session.ClusterClock
collection string
monitor *event.CommandMonitor
database string
deployment driver.Deployment
selector description.ServerSelector
retry *driver.RetryMode
crypt driver.Crypt
serverAPI *driver.ServerAPIOptions
timeout *time.Duration
result driver.CursorResponse
}
// NewListIndexes constructs and returns a new ListIndexes.
func NewListIndexes() *ListIndexes {
return &ListIndexes{}
}
// Result returns the result of executing this operation.
func (li *ListIndexes) Result(opts driver.CursorOptions) (*driver.BatchCursor, error) {
clientSession := li.session
clock := li.clock
opts.ServerAPI = li.serverAPI
return driver.NewBatchCursor(li.result, clientSession, clock, opts)
}
func (li *ListIndexes) processResponse(info driver.ResponseInfo) error {
var err error
li.result, err = driver.NewCursorResponse(info)
return err
}
// Execute runs this operations and returns an error if the operation did not execute successfully.
func (li *ListIndexes) Execute(ctx context.Context) error {
if li.deployment == nil {
return errors.New("the ListIndexes operation must have a Deployment set before Execute can be called")
}
return driver.Operation{
CommandFn: li.command,
ProcessResponseFn: li.processResponse,
Client: li.session,
Clock: li.clock,
CommandMonitor: li.monitor,
Database: li.database,
Deployment: li.deployment,
MaxTime: li.maxTime,
Selector: li.selector,
Crypt: li.crypt,
Legacy: driver.LegacyListIndexes,
RetryMode: li.retry,
Type: driver.Read,
ServerAPI: li.serverAPI,
Timeout: li.timeout,
}.Execute(ctx)
}
func (li *ListIndexes) command(dst []byte, _ description.SelectedServer) ([]byte, error) {
dst = bsoncore.AppendStringElement(dst, "listIndexes", li.collection)
cursorIdx, cursorDoc := bsoncore.AppendDocumentStart(nil)
if li.batchSize != nil {
cursorDoc = bsoncore.AppendInt32Element(cursorDoc, "batchSize", *li.batchSize)
}
cursorDoc, _ = bsoncore.AppendDocumentEnd(cursorDoc, cursorIdx)
dst = bsoncore.AppendDocumentElement(dst, "cursor", cursorDoc)
return dst, nil
}
// BatchSize specifies the number of documents to return in every batch.
func (li *ListIndexes) BatchSize(batchSize int32) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.batchSize = &batchSize
return li
}
// MaxTime specifies the maximum amount of time to allow the query to run on the server.
func (li *ListIndexes) MaxTime(maxTime *time.Duration) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.maxTime = maxTime
return li
}
// Session sets the session for this operation.
func (li *ListIndexes) Session(session *session.Client) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.session = session
return li
}
// ClusterClock sets the cluster clock for this operation.
func (li *ListIndexes) ClusterClock(clock *session.ClusterClock) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.clock = clock
return li
}
// Collection sets the collection that this command will run against.
func (li *ListIndexes) Collection(collection string) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.collection = collection
return li
}
// CommandMonitor sets the monitor to use for APM events.
func (li *ListIndexes) CommandMonitor(monitor *event.CommandMonitor) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.monitor = monitor
return li
}
// Database sets the database to run this operation against.
func (li *ListIndexes) Database(database string) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.database = database
return li
}
// Deployment sets the deployment to use for this operation.
func (li *ListIndexes) Deployment(deployment driver.Deployment) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.deployment = deployment
return li
}
// ServerSelector sets the selector used to retrieve a server.
func (li *ListIndexes) ServerSelector(selector description.ServerSelector) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.selector = selector
return li
}
// Retry enables retryable mode for this operation. Retries are handled automatically in driver.Operation.Execute based
// on how the operation is set.
func (li *ListIndexes) Retry(retry driver.RetryMode) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.retry = &retry
return li
}
// Crypt sets the Crypt object to use for automatic encryption and decryption.
func (li *ListIndexes) Crypt(crypt driver.Crypt) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.crypt = crypt
return li
}
// ServerAPI sets the server API version for this operation.
func (li *ListIndexes) ServerAPI(serverAPI *driver.ServerAPIOptions) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.serverAPI = serverAPI
return li
}
// Timeout sets the timeout for this operation.
func (li *ListIndexes) Timeout(timeout *time.Duration) *ListIndexes {
if li == nil {
li = new(ListIndexes)
}
li.timeout = timeout
return li
}