change api spec file to openapi v3

user-service-contract/api/simple-inventory.yaml

@@ -0,0 +1,119 @@
+openapi: 3.0.0
+# Added by API Auto Mocking Plugin
+servers:
+  - description: SwaggerHub API Auto Mocking
+    url: https://virtserver.swaggerhub.com/robincomcarde/demo-api/1.0.0
+info:
+  description: This is a simple API
+  version: "1.0.0"
+  title: Simple Inventory API
+  contact:
+    email: you@your-company.com
+  license:
+    name: Apache 2.0
+    url: 'http://www.apache.org/licenses/LICENSE-2.0.html'
+tags:
+  - name: admins
+    description: Secured Admin-only calls
+  - name: developers
+    description: Operations available to regular developers
+paths:
+  /inventory:
+    get:
+      tags:
+        - developers
+      summary: searches inventory
+      operationId: searchInventory
+      description: |
+        By passing in the appropriate options, you can search for
+        available inventory in the system
+      parameters:
+        - in: query
+          name: searchString
+          description: pass an optional search string for looking up inventory
+          required: false
+          schema:
+            type: string
+        - in: query
+          name: skip
+          description: number of records to skip for pagination
+          schema:
+            type: integer
+            format: int32
+            minimum: 0
+        - in: query
+          name: limit
+          description: maximum number of records to return
+          schema:
+            type: integer
+            format: int32
+            minimum: 0
+            maximum: 50
+      responses:
+        '200':
+          description: search results matching criteria
+          content:
+            application/json:
+              schema:
+                type: array
+                items:
+                  $ref: '#/components/schemas/InventoryItem'
+        '400':
+          description: bad input parameter
+    post:
+      tags:
+        - admins
+      summary: adds an inventory item
+      operationId: addInventory
+      description: Adds an item to the system
+      responses:
+        '201':
+          description: item created
+        '400':
+          description: 'invalid input, object invalid'
+        '409':
+          description: an existing item already exists
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/InventoryItem'
+        description: Inventory item to add
+components:
+  schemas:
+    InventoryItem:
+      type: object
+      required:
+        - id
+        - name
+        - manufacturer
+        - releaseDate
+      properties:
+        id:
+          type: string
+          format: uuid
+          example: d290f1ee-6c54-4b01-90e6-d701748f0851
+        name:
+          type: string
+          example: Widget Adapter
+        releaseDate:
+          type: string
+          format: date-time
+          example: '2016-08-29T09:12:33.001Z'
+        manufacturer:
+          $ref: '#/components/schemas/Manufacturer'
+    Manufacturer:
+      required:
+        - name
+      properties:
+        name:
+          type: string
+          example: ACME Corporation
+        homePage:
+          type: string
+          format: url
+          example: 'https://www.acme-corp.com'
+        phone:
+          type: string
+          example: 408-867-5309
+      type: object

user-service-contract/build.gradle

@@ -3,16 +3,20 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath("io.swagger:swagger-codegen:2.3.1")
+        classpath('io.swagger.codegen.v3:swagger-codegen-maven-plugin:3.0.16')
     }
 }
 
 apply plugin: 'base'
 
 group = 'com.arnoldgalovics.blog'
 
-import io.swagger.codegen.DefaultGenerator
-import io.swagger.codegen.config.CodegenConfigurator
+
+import io.swagger.codegen.v3.CodegenConfigLoader
+import io.swagger.codegen.v3.DefaultGenerator
+import io.swagger.codegen.v3.ClientOptInput
+import io.swagger.codegen.v3.ClientOpts
+import io.swagger.v3.parser.OpenAPIV3Parser
 
 subprojects {
     repositories {
@@ -58,7 +62,7 @@ subprojects {
 ext.appName      = 'user-service'
 ext.apiPackage   = 'com.arnoldgalovics.blog.userservice.api'
 ext.modelPackage = 'com.arnoldgalovics.blog.userservice.model'
-ext.swaggerFile  = "${rootDir}/api/swagger.yml"
+ext.swaggerFile  = "${rootDir}/api/simple-inventory.yaml"
 
 project("${rootProject.appName}-server") { // user-service-server
 
@@ -68,21 +72,27 @@ project("${rootProject.appName}-server") { // user-service-server
         compile('io.springfox:springfox-swagger2:2.7.0')
     }
 
+    sourceCompatibility = 1.8
+    targetCompatibility = 1.8
+
     // Actual task for generating the server
     task generateServer {
         doLast {
-            def config = new CodegenConfigurator()
-            config.setLang("spring")
-            config.setApiPackage(rootProject.apiPackage)            // Package to be used for the API interfaces
-            config.setModelPackage(rootProject.modelPackage)        // Package to be used for the API models
-            config.setInputSpec(rootProject.swaggerFile.toString()) // The swagger API file
-            config.setOutputDir(project.buildDir.toString())        // The output directory, user-service-contract/build/user-service-server/
-            config.setAdditionalProperties([
+            def openAPI = new OpenAPIV3Parser().read(rootProject.swaggerFile.toString(), null, null)
+            def clientOpts = new ClientOptInput().openAPI(openAPI)
+            def codegenConfig = CodegenConfigLoader.forName('spring')
+            codegenConfig.setOutputDir(project.buildDir.toString())
+            clientOpts.setConfig(codegenConfig)
+            def clientOps = new ClientOpts()
+            clientOps.setProperties([
                     'dateLibrary'     : 'java8', // Date library to use
                     'useTags'         : 'true',  // Use tags for the naming
                     'interfaceOnly'   : 'true'   // Generating the Controller API interface and the models only
             ])
-            new DefaultGenerator().opts(config.toClientOptInput()).generate() // Executing the generation
+            clientOpts.setOpts(clientOps)
+
+            def generator = new DefaultGenerator().opts(clientOpts)
+            generator.generate() // Executing the generation
         }
     }