[ALL-GENS] Utility - add open and close brace placeholders to additionalProperties for all mustache templates in all code gens (#23259)

* add open and close brace placeholders to additionalProperties for all mustache templates in all code gens

* populate the map via the default constructor

Author: Picazsoo

modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java

@@ -1870,6 +1870,10 @@ public DefaultCodegen() {
 
         // Register common Mustache lambdas.
         registerMustacheLambdas();
+
+        // Initialize mustache braces placeholders for all generators
+        additionalProperties.putIfAbsent("openbrace", "{");
+        additionalProperties.putIfAbsent("closebrace", "}");
     }
 
     /**

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavaMicronautAbstractCodegen.java

@@ -133,10 +133,6 @@ public JavaMicronautAbstractCodegen() {
                 ))
         );
 
-        // Set additional properties
-        additionalProperties.put("openbrace", "{");
-        additionalProperties.put("closebrace", "}");
-
         // Set client options that will be presented to user
         updateOption(INVOKER_PACKAGE, this.getInvokerPackage());
         updateOption(CodegenConstants.ARTIFACT_ID, this.getArtifactId());

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/KotlinSpringServerCodegen.java

@@ -66,9 +66,6 @@ public class KotlinSpringServerCodegen extends AbstractKotlinCodegen
                     "ApiResponse"
             ));
 
-    public static final String OPEN_BRACE = "{";
-    public static final String CLOSE_BRACE = "}";
-
     public static final String TITLE = "title";
     public static final String SERVER_PORT = "serverPort";
     public static final String CONFIG_PACKAGE = "configPackage";
@@ -245,9 +242,6 @@ public KotlinSpringServerCodegen() {
         // cliOptions default redefinition need to be updated
         updateOption(CodegenConstants.ARTIFACT_ID, this.artifactId);
 
-        additionalProperties.put("openbrace", OPEN_BRACE);
-        additionalProperties.put("closebrace", CLOSE_BRACE);
-
         // Use lists instead of arrays
         typeMapping.put("array", "kotlin.collections.List");
         typeMapping.put("list", "kotlin.collections.List");

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/SpringCodegen.java

@@ -129,9 +129,6 @@ public enum RequestMappingMode {
         }
     }
 
-    public static final String OPEN_BRACE = "{";
-    public static final String CLOSE_BRACE = "}";
-
     @Setter protected String title = "OpenAPI Spring";
     @Getter @Setter
     protected String configPackage = "org.openapitools.configuration";
@@ -244,8 +241,6 @@ public SpringCodegen() {
 
         // spring uses the jackson lib
         jackson = true;
-        additionalProperties.put("openbrace", OPEN_BRACE);
-        additionalProperties.put("closebrace", CLOSE_BRACE);
 
         cliOptions.add(new CliOption(TITLE, "server title name or client service name").defaultValue(title));
         cliOptions.add(new CliOption(CONFIG_PACKAGE, "configuration package for generated code")