pkg/apis/knative08compat/knative08compat.go

/*
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements.  See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You 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.
*/

package knative08compat

import (
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/runtime"
	"k8s.io/apimachinery/pkg/runtime/schema"
	messaging "knative.dev/eventing/pkg/apis/messaging/v1alpha1"
)

// CompatSchemeGroupVersion is the old group version used in Knative 0.8
var CompatSchemeGroupVersion = schema.GroupVersion{
	Group:   "eventing.knative.dev",
	Version: "v1alpha1",
}

// Subscription is a Knative 0.8 compatibility version for messaging.Subscription
type Subscription struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata"`
	Spec              messaging.SubscriptionSpec   `json:"spec"`
	Status            messaging.SubscriptionStatus `json:"status,omitempty"`
}

// SubscriptionList is a Knative 0.8 compatibility version for messaging.SubscriptionList
type SubscriptionList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata"`
	Items           []Subscription `json:"items"`
}

// FromMessagingSubscription creates a compat08 subscription from a messaging.Subscription
func FromMessagingSubscription(s messaging.Subscription) *Subscription {
	in := s.DeepCopy()
	out := Subscription{
		TypeMeta:   in.TypeMeta,
		ObjectMeta: in.ObjectMeta,
		Spec:       in.Spec,
		Status:     in.Status,
	}
	// fix API group
	out.TypeMeta.APIVersion = CompatSchemeGroupVersion.String()
	return &out
}

// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
func (in *Subscription) DeepCopyInto(out *Subscription) {
	*out = *in
	out.TypeMeta = in.TypeMeta
	in.ObjectMeta.DeepCopyInto(&out.ObjectMeta)
	in.Spec.DeepCopyInto(&out.Spec)
	in.Status.DeepCopyInto(&out.Status)
}

// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new Subscription.
func (in *Subscription) DeepCopy() *Subscription {
	if in == nil {
		return nil
	}
	out := new(Subscription)
	in.DeepCopyInto(out)
	return out
}

// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
func (in *Subscription) DeepCopyObject() runtime.Object {
	if c := in.DeepCopy(); c != nil {
		return c
	}
	return nil
}

// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
func (in *SubscriptionList) DeepCopyInto(out *SubscriptionList) {
	*out = *in
	out.TypeMeta = in.TypeMeta
	out.ListMeta = in.ListMeta
	if in.Items != nil {
		in, out := &in.Items, &out.Items
		*out = make([]Subscription, len(*in))
		for i := range *in {
			(*in)[i].DeepCopyInto(&(*out)[i])
		}
	}
}

// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new SubscriptionList.
func (in *SubscriptionList) DeepCopy() *SubscriptionList {
	if in == nil {
		return nil
	}
	out := new(SubscriptionList)
	in.DeepCopyInto(out)
	return out
}

// DeepCopyObject is an autogenerated deepcopy function, copying the receiver, creating a new runtime.Object.
func (in *SubscriptionList) DeepCopyObject() runtime.Object {
	if c := in.DeepCopy(); c != nil {
		return c
	}
	return nil
}