github.com/mirantis/virtlet@v1.5.2-0.20191204181327-1659b8a48e9b/pkg/client/informers/externalversions/generic.go (about)

     1  /*
     2  Copyright 2019 Mirantis
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  // Code generated by informer-gen. DO NOT EDIT.
    18  
    19  package externalversions
    20  
    21  import (
    22  	"fmt"
    23  
    24  	v1 "github.com/Mirantis/virtlet/pkg/api/virtlet.k8s/v1"
    25  	schema "k8s.io/apimachinery/pkg/runtime/schema"
    26  	cache "k8s.io/client-go/tools/cache"
    27  )
    28  
    29  // GenericInformer is type of SharedIndexInformer which will locate and delegate to other
    30  // sharedInformers based on type
    31  type GenericInformer interface {
    32  	Informer() cache.SharedIndexInformer
    33  	Lister() cache.GenericLister
    34  }
    35  
    36  type genericInformer struct {
    37  	informer cache.SharedIndexInformer
    38  	resource schema.GroupResource
    39  }
    40  
    41  // Informer returns the SharedIndexInformer.
    42  func (f *genericInformer) Informer() cache.SharedIndexInformer {
    43  	return f.informer
    44  }
    45  
    46  // Lister returns the GenericLister.
    47  func (f *genericInformer) Lister() cache.GenericLister {
    48  	return cache.NewGenericLister(f.Informer().GetIndexer(), f.resource)
    49  }
    50  
    51  // ForResource gives generic access to a shared informer of the matching type
    52  // TODO extend this to unknown resources with a client pool
    53  func (f *sharedInformerFactory) ForResource(resource schema.GroupVersionResource) (GenericInformer, error) {
    54  	switch resource {
    55  	// Group=virtlet.k8s, Version=v1
    56  	case v1.SchemeGroupVersion.WithResource("virtletconfigmappings"):
    57  		return &genericInformer{resource: resource.GroupResource(), informer: f.Virtlet().V1().VirtletConfigMappings().Informer()}, nil
    58  	case v1.SchemeGroupVersion.WithResource("virtletimagemappings"):
    59  		return &genericInformer{resource: resource.GroupResource(), informer: f.Virtlet().V1().VirtletImageMappings().Informer()}, nil
    60  
    61  	}
    62  
    63  	return nil, fmt.Errorf("no informer found for %v", resource)
    64  }