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controllerrevision.go
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controllerrevision.go
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//go:build !ignore_autogenerated
// +build !ignore_autogenerated
/*
Copyright The KCP 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 kcp code-generator. DO NOT EDIT.
package v1
import (
kcpcache "github.com/kcp-dev/apimachinery/v2/pkg/cache"
"github.com/kcp-dev/logicalcluster/v3"
appsv1 "k8s.io/api/apps/v1"
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/labels"
appsv1listers "k8s.io/client-go/listers/apps/v1"
"k8s.io/client-go/tools/cache"
)
// ControllerRevisionClusterLister can list ControllerRevisions across all workspaces, or scope down to a ControllerRevisionLister for one workspace.
// All objects returned here must be treated as read-only.
type ControllerRevisionClusterLister interface {
// List lists all ControllerRevisions in the indexer.
// Objects returned here must be treated as read-only.
List(selector labels.Selector) (ret []*appsv1.ControllerRevision, err error)
// Cluster returns a lister that can list and get ControllerRevisions in one workspace.
Cluster(clusterName logicalcluster.Name) appsv1listers.ControllerRevisionLister
ControllerRevisionClusterListerExpansion
}
type controllerRevisionClusterLister struct {
indexer cache.Indexer
}
// NewControllerRevisionClusterLister returns a new ControllerRevisionClusterLister.
// We assume that the indexer:
// - is fed by a cross-workspace LIST+WATCH
// - uses kcpcache.MetaClusterNamespaceKeyFunc as the key function
// - has the kcpcache.ClusterIndex as an index
// - has the kcpcache.ClusterAndNamespaceIndex as an index
func NewControllerRevisionClusterLister(indexer cache.Indexer) *controllerRevisionClusterLister {
return &controllerRevisionClusterLister{indexer: indexer}
}
// List lists all ControllerRevisions in the indexer across all workspaces.
func (s *controllerRevisionClusterLister) List(selector labels.Selector) (ret []*appsv1.ControllerRevision, err error) {
err = cache.ListAll(s.indexer, selector, func(m interface{}) {
ret = append(ret, m.(*appsv1.ControllerRevision))
})
return ret, err
}
// Cluster scopes the lister to one workspace, allowing users to list and get ControllerRevisions.
func (s *controllerRevisionClusterLister) Cluster(clusterName logicalcluster.Name) appsv1listers.ControllerRevisionLister {
return &controllerRevisionLister{indexer: s.indexer, clusterName: clusterName}
}
// controllerRevisionLister implements the appsv1listers.ControllerRevisionLister interface.
type controllerRevisionLister struct {
indexer cache.Indexer
clusterName logicalcluster.Name
}
// List lists all ControllerRevisions in the indexer for a workspace.
func (s *controllerRevisionLister) List(selector labels.Selector) (ret []*appsv1.ControllerRevision, err error) {
err = kcpcache.ListAllByCluster(s.indexer, s.clusterName, selector, func(i interface{}) {
ret = append(ret, i.(*appsv1.ControllerRevision))
})
return ret, err
}
// ControllerRevisions returns an object that can list and get ControllerRevisions in one namespace.
func (s *controllerRevisionLister) ControllerRevisions(namespace string) appsv1listers.ControllerRevisionNamespaceLister {
return &controllerRevisionNamespaceLister{indexer: s.indexer, clusterName: s.clusterName, namespace: namespace}
}
// controllerRevisionNamespaceLister implements the appsv1listers.ControllerRevisionNamespaceLister interface.
type controllerRevisionNamespaceLister struct {
indexer cache.Indexer
clusterName logicalcluster.Name
namespace string
}
// List lists all ControllerRevisions in the indexer for a given workspace and namespace.
func (s *controllerRevisionNamespaceLister) List(selector labels.Selector) (ret []*appsv1.ControllerRevision, err error) {
err = kcpcache.ListAllByClusterAndNamespace(s.indexer, s.clusterName, s.namespace, selector, func(i interface{}) {
ret = append(ret, i.(*appsv1.ControllerRevision))
})
return ret, err
}
// Get retrieves the ControllerRevision from the indexer for a given workspace, namespace and name.
func (s *controllerRevisionNamespaceLister) Get(name string) (*appsv1.ControllerRevision, error) {
key := kcpcache.ToClusterAwareKey(s.clusterName.String(), s.namespace, name)
obj, exists, err := s.indexer.GetByKey(key)
if err != nil {
return nil, err
}
if !exists {
return nil, errors.NewNotFound(appsv1.Resource("controllerrevisions"), name)
}
return obj.(*appsv1.ControllerRevision), nil
}