forked from knative/serving
/
metric.go
94 lines (79 loc) · 3.02 KB
/
metric.go
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/*
Copyright 2020 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 lister-gen. DO NOT EDIT.
package v1alpha1
import (
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/client-go/tools/cache"
v1alpha1 "knative.dev/serving/pkg/apis/autoscaling/v1alpha1"
)
// MetricLister helps list Metrics.
type MetricLister interface {
// List lists all Metrics in the indexer.
List(selector labels.Selector) (ret []*v1alpha1.Metric, err error)
// Metrics returns an object that can list and get Metrics.
Metrics(namespace string) MetricNamespaceLister
MetricListerExpansion
}
// metricLister implements the MetricLister interface.
type metricLister struct {
indexer cache.Indexer
}
// NewMetricLister returns a new MetricLister.
func NewMetricLister(indexer cache.Indexer) MetricLister {
return &metricLister{indexer: indexer}
}
// List lists all Metrics in the indexer.
func (s *metricLister) List(selector labels.Selector) (ret []*v1alpha1.Metric, err error) {
err = cache.ListAll(s.indexer, selector, func(m interface{}) {
ret = append(ret, m.(*v1alpha1.Metric))
})
return ret, err
}
// Metrics returns an object that can list and get Metrics.
func (s *metricLister) Metrics(namespace string) MetricNamespaceLister {
return metricNamespaceLister{indexer: s.indexer, namespace: namespace}
}
// MetricNamespaceLister helps list and get Metrics.
type MetricNamespaceLister interface {
// List lists all Metrics in the indexer for a given namespace.
List(selector labels.Selector) (ret []*v1alpha1.Metric, err error)
// Get retrieves the Metric from the indexer for a given namespace and name.
Get(name string) (*v1alpha1.Metric, error)
MetricNamespaceListerExpansion
}
// metricNamespaceLister implements the MetricNamespaceLister
// interface.
type metricNamespaceLister struct {
indexer cache.Indexer
namespace string
}
// List lists all Metrics in the indexer for a given namespace.
func (s metricNamespaceLister) List(selector labels.Selector) (ret []*v1alpha1.Metric, err error) {
err = cache.ListAllByNamespace(s.indexer, s.namespace, selector, func(m interface{}) {
ret = append(ret, m.(*v1alpha1.Metric))
})
return ret, err
}
// Get retrieves the Metric from the indexer for a given namespace and name.
func (s metricNamespaceLister) Get(name string) (*v1alpha1.Metric, error) {
obj, exists, err := s.indexer.GetByKey(s.namespace + "/" + name)
if err != nil {
return nil, err
}
if !exists {
return nil, errors.NewNotFound(v1alpha1.Resource("metric"), name)
}
return obj.(*v1alpha1.Metric), nil
}