added template version for swagger-generator module.

Author: HugoMario

modules/swagger-generator/src/main/java/io/swagger/generator/model/Options.java

@@ -28,6 +28,7 @@ public class Options {
     private String httpUserAgent;
     private List<String> reservedWordsMappings;
     private String ignoreFileOverride;
+    private String templateVersion;
     private Boolean removeOperationIdPrefix;
 
     public Options lang(String lang) {
@@ -321,6 +322,19 @@ public Options httpUserAgent(String httpUserAgent) {
         return this;
     }
 
+    public String getTemplateVersion() {
+        return templateVersion;
+    }
+
+    public void setTemplateVersion(String templateVersion) {
+        this.templateVersion = templateVersion;
+    }
+
+    public Options templateVersion(String templateVersion) {
+        this.templateVersion = templateVersion;
+        return this;
+    }
+
     /**
      * HTTP user agent, e.g. codegen_csharp_api_client, default to ';Swagger-Codegen/{packageVersion}}/{language}';
      **/

modules/swagger-generator/src/main/java/io/swagger/generator/util/GeneratorUtil.java

@@ -75,6 +75,9 @@ public static ClientOptInput getClientOptInput(GenerationRequest generationReque
         if (isNotEmpty(options.getReleaseNote())) {
             configurator.setReleaseNote(options.getReleaseNote());
         }
+        if (isNotEmpty(options.getTemplateVersion())) {
+            configurator.setTemplateVersion(options.getTemplateVersion());
+        }
         if (isNotEmpty(options.getHttpUserAgent())) {
             configurator.setHttpUserAgent(options.getHttpUserAgent());
         }
@@ -154,6 +157,9 @@ public static ClientOptInput getClientOptInput(JsonNode node, String outputDir)
         if (node.has("releaseNote")) {
             configurator.setReleaseNote(node.findValue("releaseNote").textValue());
         }
+        if (node.has("templateVersion")) {
+            configurator.setTemplateVersion(node.findValue("templateVersion").textValue());
+        }
         if (node.has("httpUserAgent")) {
             configurator.setHttpUserAgent(node.findValue("httpUserAgent").textValue());
         }

modules/swagger-generator/src/main/resources/openapi.yaml

@@ -138,6 +138,10 @@ components:
           type: "string"
           title: "api package"
           description: "package for generated api classes"
+        templateVersion:
+          type: "string"
+          title: "Template Version"
+          description: "template version for generation"
         modelPackage:
           type: "string"
           title: "model package"