Merge pull request #9817 from swagger-api/resolved-spec-not-flatten

[openapi, openapi-yaml] - option not to flatten resolved spec, refactor

Author: frantuma

modules/swagger-codegen/src/main/java/io/swagger/codegen/v3/CodegenConfig.java

@@ -233,4 +233,8 @@ public interface CodegenConfig {
     List<CodegenArgument> getLanguageArguments();
 
     void setLanguageArguments(List<CodegenArgument> codegenArguments);
+
+    boolean needsUnflattenedSpec();
+
+    void setUnflattenedOpenAPI(OpenAPI unflattenedOpenAPI);
 }

modules/swagger-codegen/src/main/java/io/swagger/codegen/v3/config/CodegenConfigurator.java

@@ -468,6 +468,14 @@ public ClientOptInput toClientOptInput() {
             SwaggerParseResult result = new OpenAPIParser().readContents(inputSpec, authorizationValues, options);
             OpenAPI openAPI = result.getOpenAPI();
 
+            if (config.needsUnflattenedSpec()) {
+                ParseOptions optionsUnflattened = new ParseOptions();
+                optionsUnflattened.setResolve(true);
+                SwaggerParseResult resultUnflattened = new OpenAPIParser().readContents(inputSpec, authorizationValues, optionsUnflattened);
+                OpenAPI openAPIUnflattened = resultUnflattened.getOpenAPI();
+                config.setUnflattenedOpenAPI(openAPIUnflattened);
+            }
+
             input.opts(new ClientOpts())
                     .openAPI(openAPI);
 
@@ -497,6 +505,15 @@ public ClientOptInput toClientOptInput() {
             LOGGER.debug("getClientOptInput - parsed inputSpecURL " + inputSpecURL);
             input.opts(new ClientOpts())
                     .openAPI(openAPI);
+
+            if (config.needsUnflattenedSpec()) {
+                ParseOptions optionsUnflattened = new ParseOptions();
+                optionsUnflattened.setResolve(true);
+                SwaggerParseResult resultUnflattened = new OpenAPIParser().readLocation(inputSpecURL, authorizationValues, optionsUnflattened);
+                OpenAPI openAPIUnflattened = resultUnflattened.getOpenAPI();
+                config.setUnflattenedOpenAPI(openAPIUnflattened);
+            }
+
         }
 
         config.setOutputDir(outputDir);