sngular · joseegman · Aug 16, 2026
diff --git a/multiapi-engine/pom.xml b/multiapi-engine/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>com.sngular</groupId>
   <artifactId>multiapi-engine</artifactId>
-  <version>6.7.3</version>
+  <version>6.7.4</version>
   <packaging>jar</packaging>
 
   <properties>

diff --git a/multiapi-engine/src/main/java/com/sngular/api/generator/plugin/common/tools/ApiTool.java b/multiapi-engine/src/main/java/com/sngular/api/generator/plugin/common/tools/ApiTool.java
@@ -417,6 +417,26 @@ public static JsonNode getPatternProperties(final JsonNode schema) {
     return getNode(schema, "patternProperties");
   }
 
+  public static boolean isInlineObject(final JsonNode schema) {
+    return Objects.nonNull(schema) && schema.isObject() && !hasType(schema) && !hasNode(schema, "properties")
+           && !hasNode(schema, "$ref") && !isComposed(schema) && !hasNode(schema, "items") && !hasNode(schema, "enum")
+           && !hasNode(schema, "additionalProperties") && !hasNode(schema, "patternProperties")
+           && hasNonSchemaFields(schema);
+  }
+
+  private static boolean hasNonSchemaFields(final JsonNode schema) {
+    final Iterator<Entry<String, JsonNode>> fields = schema.fields();
+    return fields.hasNext() && !isSchemaKeyword(fields.next().getKey());
+  }
+
+  private static boolean isSchemaKeyword(final String fieldName) {
+    return "type".equals(fieldName) || "title".equals(fieldName) || "description".equals(fieldName)
+           || "required".equals(fieldName) || "nullable".equals(fieldName) || "deprecated".equals(fieldName)
+           || "example".equals(fieldName) || "default".equals(fieldName) || "format".equals(fieldName)
+           || "const".equals(fieldName) || "readOnly".equals(fieldName) || "writeOnly".equals(fieldName)
+           || "discriminator".equals(fieldName) || "xml".equals(fieldName) || "externalDocs".equals(fieldName);
+  }
+
   public static boolean hasPrefixItems(final JsonNode schema) {
     return hasNode(schema, "prefixItems");
   }

diff --git a/...iapi-engine/src/main/java/com/sngular/api/generator/plugin/common/tools/ModelBuilder.java b/...iapi-engine/src/main/java/com/sngular/api/generator/plugin/common/tools/ModelBuilder.java
@@ -187,6 +187,8 @@ private static Set<SchemaFieldObject> getFields(
       final var refSchema = totalSchemas.get(MapperUtil.getRefSchemaKey(schema));
       ApiTool.getProperties(refSchema).forEachRemaining(processProperties(buildingSchema, totalSchemas, compositedSchemas, fieldObjectArrayList, specFile, refSchema, antiLoopList,
                                                                           baseDir));
+    } else if (ApiTool.isInlineObject(schema)) {
+      schema.fields().forEachRemaining(processProperties(nameSchema, totalSchemas, compositedSchemas, fieldObjectArrayList, specFile, schema, antiLoopList, baseDir));
     } else {
       fieldObjectArrayList.add(SchemaFieldObject.builder()
                                                 .baseName(ApiTool.getName(schema))

diff --git a/...src/test/java/com/sngular/api/generator/plugin/asyncapi/v2/AsyncApiGeneratorFixtures.java b/...src/test/java/com/sngular/api/generator/plugin/asyncapi/v2/AsyncApiGeneratorFixtures.java
@@ -9,11 +9,14 @@
 import static java.util.Collections.singletonList;
 
 import java.io.File;
+import java.io.IOException;
 import java.net.URISyntaxException;
+import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.Collections;
 import java.util.List;
 import java.util.function.Function;
+import java.util.stream.Stream;
 
 import com.sngular.api.generator.plugin.asyncapi.parameter.OperationParameterObject;
 import com.sngular.api.generator.plugin.asyncapi.parameter.SpecFile;
@@ -145,6 +148,25 @@ public class AsyncApiGeneratorFixtures {
           .build()
   );
 
+  static final List<SpecFile> TEST_ISSUE_248_GENERATION = List.of(
+      SpecFile
+          .builder()
+          .filePath("asyncapigenerator/v2/testIssueCustomValidators248/event-api.yml")
+          .consumer(OperationParameterObject.builder()
+              .ids("publishOrder")
+              .modelNameSuffix("DTO")
+              .apiPackage("com.sngular.scsplugin.issue248.model.event.consumer")
+              .modelPackage("com.sngular.scsplugin.issue248.model.event")
+              .build())
+          .supplier(OperationParameterObject.builder()
+              .ids("subscribeOrder")
+              .modelNameSuffix("DTO")
+              .apiPackage("com.sngular.scsplugin.issue248.model.event.producer")
+              .modelPackage("com.sngular.scsplugin.issue248.model.event")
+              .build())
+          .build()
+  );
+
   static final List<SpecFile> TEST_CUSTOM_VALIDATORS_DIFFERENT_PACKAGES = List.of(
       SpecFile
           .builder()
@@ -754,6 +776,34 @@ static Function<Path, Boolean> validateCustomValidators(final int springBootVers
         customValidatorTest(path, expectedValidatorFiles, DEFAULT_CUSTOM_VALIDATOR_FOLDER);
   }
 
+  static Function<Path, Boolean> validateIssue248PackageFolderAlignment() {
+    return path -> {
+      final Path pathToTarget = Path.of(path.toString(), "target", "generated");
+      Boolean result = Boolean.TRUE;
+      try (final Stream<Path> javaFiles = Files.walk(pathToTarget)) {
+        final List<Path> generatedFiles = javaFiles
+            .filter(Files::isRegularFile)
+            .filter(p -> p.toString().endsWith(".java"))
+            .toList();
+        Assertions.assertThat(generatedFiles).isNotEmpty();
+        for (final Path javaFile : generatedFiles) {
+          final String packageDeclaration = Files.readAllLines(javaFile).stream()
+              .filter(line -> line.startsWith("package "))
+              .findFirst()
+              .map(line -> line.replace("package ", "").replace(";", "").trim())
+              .orElseThrow();
+          final String expectedPackage = pathToTarget.relativize(javaFile).getParent().toString().replace(File.separatorChar, '.');
+          Assertions.assertThat(packageDeclaration)
+              .overridingErrorMessage("File %s declares package %s but lives in folder matching %s", javaFile, packageDeclaration, expectedPackage)
+              .isEqualTo(expectedPackage);
+        }
+      } catch (final IOException e) {
+        result = Boolean.FALSE;
+      }
+      return result;
+    };
+  }
+
   static Function<Path, Boolean> validateCustomValidatorsDifferentPackages() {
     final String DEFAULT_CONSUMER_MODEL_FOLDER = "generated/com/sngular/scsplugin/customvalidatordiff/model/event/consumer";
 

diff --git a/...ine/src/test/java/com/sngular/api/generator/plugin/asyncapi/v2/AsyncApiGeneratorTest.java b/...ine/src/test/java/com/sngular/api/generator/plugin/asyncapi/v2/AsyncApiGeneratorTest.java
@@ -70,6 +70,8 @@ static Stream<Arguments> fileSpecToProcess() {
         Arguments.of("TestCustomValidators", AsyncApiGeneratorFixtures.TEST_CUSTOM_VALIDATORS, AsyncApiGeneratorFixtures.validateCustomValidators(SPRING_BOOT_VERSION)),
         Arguments.of("TestCustomValidatorsDifferentPackages", AsyncApiGeneratorFixtures.TEST_CUSTOM_VALIDATORS_DIFFERENT_PACKAGES,
             AsyncApiGeneratorFixtures.validateCustomValidatorsDifferentPackages()),
+        Arguments.of("TestIssue248CustomValidators", AsyncApiGeneratorFixtures.TEST_ISSUE_248_GENERATION,
+            AsyncApiGeneratorFixtures.validateIssue248PackageFolderAlignment()),
         Arguments.of("TestModelClassExceptionGeneration", AsyncApiGeneratorFixtures.TEST_MODEL_CLASS_EXCEPTION_GENERATION,
             AsyncApiGeneratorFixtures.validateTestModelClassExceptionGeneration()),
         Arguments.of("TestNoSchemas", AsyncApiGeneratorFixtures.TEST_NO_SCHEMAS, AsyncApiGeneratorFixtures.validateNoSchemas()),

diff --git a/...engine/src/test/resources/asyncapigenerator/v2/testIssueCustomValidators248/event-api.yml b/...engine/src/test/resources/asyncapigenerator/v2/testIssueCustomValidators248/event-api.yml
@@ -0,0 +1,98 @@
+asyncapi: 2.3.0
+info:
+  title: Order Service
+  version: 1.0.0
+  description: Order management Service
+servers:
+  development:
+    url: development.gigantic-server.com
+    description: Development server
+    protocol: kafka
+    protocolVersion: 0.9.1
+  staging:
+    url: staging.gigantic-server.com
+    description: Staging server
+    protocol: kafka
+    protocolVersion: 0.9.1
+  production:
+    url: api.gigantic-server.com
+    description: Production server
+    protocol: kafka
+    protocolVersion: 0.9.1
+channels:
+  order/created:
+    publish:
+      operationId: "publishOrder"
+      message:
+        $ref: '#/components/messages/OrderCreatedEvent'
+  order/createCommand:
+    subscribe:
+      operationId: "subscribeOrder"
+      message:
+        $ref: '#/components/messages/CreateOrderEvent'
+components:
+  messages:
+    OrderCreatedEvent:
+      payload:
+        $ref: '#/components/schemas/Order'
+    CreateOrderEvent:
+      payload:
+        order:
+          $ref: '#/components/schemas/Order'
+        waiter:
+          $ref: '#/components/schemas/Waiter'
+  schemas:
+    Waiter:
+      type: object
+      properties:
+        ref:
+          type: string
+        timestamp:
+          type: string
+          format: 'dd/mm/yyyy hh:MM:sss'
+        table:
+          type: string
+    Order:
+      type: object
+      properties:
+        ref:
+          type: string
+        clientRef:
+          type: string
+        amount:
+          type: string
+          format: decimal
+        lines:
+          type: array
+          items:
+            $ref: '#/components/schemas/OrderLine'
+    OrderLine:
+      type: object
+      required:
+      - ref
+      - products
+      properties:
+        ref:
+          type: string
+        products:
+          type: array
+          items:
+            $ref: '#/components/schemas/OrderProduct'
+    OrderProduct:
+      type: object
+      required:
+      - ref
+      - productRef
+      - price
+      - quantity
+      properties:
+        ref:
+          type: string
+        productRef:
+          type: string
+        price:
+          type: string
+          format: decimal
+        quantity:
+          type: string
+          format: decimal
diff --git a/scs-multiapi-gradle-plugin/build.gradle b/scs-multiapi-gradle-plugin/build.gradle
@@ -21,7 +21,7 @@ repositories {
 }
 
 group = 'com.sngular'
-version = '6.7.3'
+version = '6.7.4'
 
 def SCSMultiApiPluginGroupId = group
 def SCSMultiApiPluginVersion = version
@@ -31,7 +31,7 @@ dependencies {
   shadow localGroovy()
   shadow gradleApi()
 
-  implementation 'com.sngular:multiapi-engine:6.7.3'
+  implementation 'com.sngular:multiapi-engine:6.7.4'
   testImplementation 'org.assertj:assertj-core:3.24.2'
   testImplementation 'com.puppycrawl.tools:checkstyle:10.12.3'
   testImplementation 'org.junit.platform:junit-platform-launcher:1.9.2'
@@ -100,7 +100,7 @@ testing {
 
     integrationTest(JvmTestSuite) {
       dependencies {
-        implementation 'com.sngular:scs-multiapi-gradle-plugin:6.7.3'
+        implementation 'com.sngular:scs-multiapi-gradle-plugin:6.7.4'
         implementation 'org.assertj:assertj-core:3.24.2'
       }
 

diff --git a/scs-multiapi-maven-plugin/pom.xml b/scs-multiapi-maven-plugin/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>com.sngular</groupId>
   <artifactId>scs-multiapi-maven-plugin</artifactId>
-    <version>6.7.3</version>
+    <version>6.7.4</version>
   <packaging>maven-plugin</packaging>
 
   <name>AsyncApi - OpenApi Code Generator Maven Plugin</name>
@@ -271,7 +271,7 @@
     <dependency>
       <groupId>com.sngular</groupId>
       <artifactId>multiapi-engine</artifactId>
-      <version>6.7.3</version>
+      <version>6.7.4</version>
     </dependency>
     <dependency>
       <groupId>org.apache.maven</groupId>