k8s.io/kube-openapi@v0.0.0-20240228011516-70dd3763d340/pkg/spec3/spec.go (about)

     1  /*
     2  Copyright 2021 The Kubernetes Authors.
     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  package spec3
    18  
    19  import (
    20  	"encoding/json"
    21  
    22  	"k8s.io/kube-openapi/pkg/internal"
    23  	jsonv2 "k8s.io/kube-openapi/pkg/internal/third_party/go-json-experiment/json"
    24  	"k8s.io/kube-openapi/pkg/validation/spec"
    25  )
    26  
    27  // OpenAPI is an object that describes an API and conforms to the OpenAPI Specification.
    28  type OpenAPI struct {
    29  	// Version represents the semantic version number of the OpenAPI Specification that this document uses
    30  	Version string `json:"openapi"`
    31  	// Info provides metadata about the API
    32  	Info *spec.Info `json:"info"`
    33  	// Paths holds the available target and operations for the API
    34  	Paths *Paths `json:"paths,omitempty"`
    35  	// Servers is an array of Server objects which provide connectivity information to a target server
    36  	Servers []*Server `json:"servers,omitempty"`
    37  	// Components hold various schemas for the specification
    38  	Components *Components `json:"components,omitempty"`
    39  	// SecurityRequirement holds a declaration of which security mechanisms can be used across the API
    40  	SecurityRequirement []map[string][]string `json:"security,omitempty"`
    41  	// ExternalDocs holds additional external documentation
    42  	ExternalDocs *ExternalDocumentation `json:"externalDocs,omitempty"`
    43  }
    44  
    45  func (o *OpenAPI) UnmarshalJSON(data []byte) error {
    46  	type OpenAPIWithNoFunctions OpenAPI
    47  	p := (*OpenAPIWithNoFunctions)(o)
    48  	if internal.UseOptimizedJSONUnmarshalingV3 {
    49  		return jsonv2.Unmarshal(data, &p)
    50  	}
    51  	return json.Unmarshal(data, &p)
    52  }
    53  
    54  func (o *OpenAPI) MarshalJSON() ([]byte, error) {
    55  	if internal.UseOptimizedJSONMarshalingV3 {
    56  		return internal.DeterministicMarshal(o)
    57  	}
    58  	type OpenAPIWithNoFunctions OpenAPI
    59  	p := (*OpenAPIWithNoFunctions)(o)
    60  	return json.Marshal(&p)
    61  }
    62  
    63  func (o *OpenAPI) MarshalNextJSON(opts jsonv2.MarshalOptions, enc *jsonv2.Encoder) error {
    64  	type OpenAPIOmitZero struct {
    65  		Version             string                 `json:"openapi"`
    66  		Info                *spec.Info             `json:"info"`
    67  		Paths               *Paths                 `json:"paths,omitzero"`
    68  		Servers             []*Server              `json:"servers,omitempty"`
    69  		Components          *Components            `json:"components,omitzero"`
    70  		SecurityRequirement []map[string][]string  `json:"security,omitempty"`
    71  		ExternalDocs        *ExternalDocumentation `json:"externalDocs,omitzero"`
    72  	}
    73  	x := (*OpenAPIOmitZero)(o)
    74  	return opts.MarshalNext(enc, x)
    75  }