queue.go

/*
Copyright 2022 The Knative 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.
*/

// Code generated by informer-gen. DO NOT EDIT.

package v1beta1

import (
	"context"
	time "time"

	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	runtime "k8s.io/apimachinery/pkg/runtime"
	watch "k8s.io/apimachinery/pkg/watch"
	cache "k8s.io/client-go/tools/cache"
	rabbitmqcomv1beta1 "knative.dev/eventing-rabbitmq/third_party/pkg/apis/rabbitmq.com/v1beta1"
	versioned "knative.dev/eventing-rabbitmq/third_party/pkg/client/clientset/versioned"
	internalinterfaces "knative.dev/eventing-rabbitmq/third_party/pkg/client/informers/externalversions/internalinterfaces"
	v1beta1 "knative.dev/eventing-rabbitmq/third_party/pkg/client/listers/rabbitmq.com/v1beta1"
)

// QueueInformer provides access to a shared informer and lister for
// Queues.
type QueueInformer interface {
	Informer() cache.SharedIndexInformer
	Lister() v1beta1.QueueLister
}

type queueInformer struct {
	factory          internalinterfaces.SharedInformerFactory
	tweakListOptions internalinterfaces.TweakListOptionsFunc
	namespace        string
}

// NewQueueInformer constructs a new informer for Queue type.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
func NewQueueInformer(client versioned.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers) cache.SharedIndexInformer {
	return NewFilteredQueueInformer(client, namespace, resyncPeriod, indexers, nil)
}

// NewFilteredQueueInformer constructs a new informer for Queue type.
// Always prefer using an informer factory to get a shared informer instead of getting an independent
// one. This reduces memory footprint and number of connections to the server.
func NewFilteredQueueInformer(client versioned.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers, tweakListOptions internalinterfaces.TweakListOptionsFunc) cache.SharedIndexInformer {
	return cache.NewSharedIndexInformer(
		&cache.ListWatch{
			ListFunc: func(options v1.ListOptions) (runtime.Object, error) {
				if tweakListOptions != nil {
					tweakListOptions(&options)
				}
				return client.RabbitmqV1beta1().Queues(namespace).List(context.TODO(), options)
			},
			WatchFunc: func(options v1.ListOptions) (watch.Interface, error) {
				if tweakListOptions != nil {
					tweakListOptions(&options)
				}
				return client.RabbitmqV1beta1().Queues(namespace).Watch(context.TODO(), options)
			},
		},
		&rabbitmqcomv1beta1.Queue{},
		resyncPeriod,
		indexers,
	)
}

func (f *queueInformer) defaultInformer(client versioned.Interface, resyncPeriod time.Duration) cache.SharedIndexInformer {
	return NewFilteredQueueInformer(client, f.namespace, resyncPeriod, cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc}, f.tweakListOptions)
}

func (f *queueInformer) Informer() cache.SharedIndexInformer {
	return f.factory.InformerFor(&rabbitmqcomv1beta1.Queue{}, f.defaultInformer)
}

func (f *queueInformer) Lister() v1beta1.QueueLister {
	return v1beta1.NewQueueLister(f.Informer().GetIndexer())
}