[3.15.x] Backport the fixes for camel-quarkus-rest-openapi codegen

docs/modules/ROOT/pages/reference/extensions/rest-openapi.adoc

@@ -165,6 +165,18 @@ If `true`, use bean validation annotations in the generated model classes.
 If `true`, use NON_NULL Jackson annotation in the generated model classes.
 | `boolean`
 | `false`
+
+|icon:lock[title=Fixed at build time] [[quarkus.camel.openapi.codegen.ignore-unknown-properties]]`link:#quarkus.camel.openapi.codegen.ignore-unknown-properties[quarkus.camel.openapi.codegen.ignore-unknown-properties]`
+
+If `true`, use JsonIgnoreProperties(ignoreUnknown = true) annotation in the generated model classes.
+| `boolean`
+| `false`
+
+|icon:lock[title=Fixed at build time] [[quarkus.camel.openapi.codegen.additional-properties.-additional-properties]]`link:#quarkus.camel.openapi.codegen.additional-properties.-additional-properties[quarkus.camel.openapi.codegen.additional-properties."additional-properties"]`
+
+Additional properties to be used in the mustache templates.
+| `Map<String,String>`
+| 
 |===
 
 [.configuration-legend]

extensions/rest-openapi/deployment/src/main/java/org/apache/camel/quarkus/component/rest/openapi/deployment/CamelQuarkusSwaggerCodegenProvider.java

@@ -82,6 +82,9 @@ public boolean trigger(CodeGenContext context) throws CodeGenException {
             String models = config.getOptionalValue("quarkus.camel.openapi.codegen.models", String.class).orElse("");
             boolean useBeanValidation = config.getValue("quarkus.camel.openapi.codegen.use-bean-validation", Boolean.class);
             boolean notNullJackson = config.getValue("quarkus.camel.openapi.codegen.not-null-jackson", Boolean.class);
+            boolean ignoreUnknownProperties = config.getValue("quarkus.camel.openapi.codegen.ignore-unknown-properties",
+                    Boolean.class);
+
             for (String specFile : specFiles) {
                 CodegenConfigurator configurator = new CodegenConfigurator();
                 configurator.setLang("quarkus");
@@ -95,11 +98,28 @@ public boolean trigger(CodeGenContext context) throws CodeGenException {
                 configurator.getCodegenArguments()
                         .add(new CodegenArgument().option(CodegenConstants.MODEL_DOCS_OPTION).type("boolean").value("false"));
                 if (useBeanValidation) {
-                    configurator.getAdditionalProperties().put(USE_BEANVALIDATION, "true");
+                    configurator.getAdditionalProperties().put(USE_BEANVALIDATION, true);
                 }
                 if (notNullJackson) {
-                    configurator.getAdditionalProperties().put(NOT_NULL_JACKSON_ANNOTATION, "true");
+                    configurator.getAdditionalProperties().put(NOT_NULL_JACKSON_ANNOTATION, true);
+                }
+                if (ignoreUnknownProperties) {
+                    configurator.getAdditionalProperties().put("ignoreUnknownProperties", true);
                 }
+                config.getPropertyNames().forEach(name -> {
+                    if (name.startsWith("quarkus.camel.openapi.codegen.additional-properties")) {
+                        String key = name.substring("quarkus.camel.openapi.codegen.additional-properties.".length());
+                        String value = config.getValue(name, String.class);
+                        if (configurator.getAdditionalProperties().containsKey(key)) {
+                            LOG.warn("Overriding existing property: " + key + " with value: " + value);
+                        }
+                        if (value.equals("true") || value.equals("false")) {
+                            configurator.getAdditionalProperties().put(key, Boolean.parseBoolean(value));
+                        } else {
+                            configurator.getAdditionalProperties().put(key, value);
+                        }
+                    }
+                });
 
                 final ClientOptInput input = configurator.toClientOptInput();
                 new DefaultGenerator().opts(input).generate();

extensions/rest-openapi/deployment/src/main/java/org/apache/camel/quarkus/component/rest/openapi/deployment/QuarkusCodegen.java

@@ -38,6 +38,7 @@ public class QuarkusCodegen extends AbstractJavaCodegen implements BeanValidatio
     public QuarkusCodegen() {
         super();
         importMapping.put("QuarkusRegisterForReflection", "io.quarkus.runtime.annotations.RegisterForReflection");
+        importMapping.put("JsonIgnoreProperties", "com.fasterxml.jackson.annotation.JsonIgnoreProperties");
         supportedLibraries.put("quarkus3", "Quarkus 3 framework");
     }
 
@@ -100,6 +101,9 @@ public void postProcessModelProperty(CodegenModel model, CodegenProperty propert
             }
         }
         model.imports.add("QuarkusRegisterForReflection");
+        if (additionalProperties.containsKey("ignoreUnknownProperties")) {
+            model.imports.add("JsonIgnoreProperties");
+        }
     }
 
     @Override

extensions/rest-openapi/deployment/src/main/resources/handlebars/Quarkus/generatedAnnotation.mustache

@@ -15,4 +15,3 @@
     limitations under the License.
 }}
 {{^hideGenerationTimestamp}}@{{#jakarta}}jakarta{{/jakarta}}{{^jakarta}}javax{{/jakarta}}.annotation.Generated(value = "{{generatorClass}}", date = "{{generatedDate}}"){{/hideGenerationTimestamp}}
-@RegisterForReflection{{#serializableModel}}(serialization = true){{/serializableModel}}

extensions/rest-openapi/deployment/src/main/resources/handlebars/Quarkus/modelEnum.mustache

@@ -71,7 +71,7 @@ public enum {{#datatypeWithEnum}}{{{.}}}{{/datatypeWithEnum}}{{^datatypeWithEnum
         return b;
       }
     }
-    {{^errorOnUnknownEnum}}return null;{{/errorOnUnknownEnum}}{{#errorOnUnknownEnum}}throw new IllegalArgumentException("Unexpected value '" + text + "' for '{{{classname}}}' enum.");{{/errorOnUnknownEnum}}
+    {{^errorOnUnknownEnum}}return null;{{/errorOnUnknownEnum}}{{#errorOnUnknownEnum}}throw new IllegalArgumentException("Unexpected value '" + input + "' for '{{{classname}}}' enum.");{{/errorOnUnknownEnum}}
   }
 {{#gson}}
 

extensions/rest-openapi/deployment/src/main/resources/handlebars/Quarkus/modelInnerEnum.mustache

@@ -55,7 +55,7 @@
           return b;
         }
       }
-      {{^errorOnUnknownEnum}}return null;{{/errorOnUnknownEnum}}{{#errorOnUnknownEnum}}throw new IllegalArgumentException("Unexpected value '" + text + "' for '{{{classname}}}' enum.");{{/errorOnUnknownEnum}}
+      {{^errorOnUnknownEnum}}return null;{{/errorOnUnknownEnum}}{{#errorOnUnknownEnum}}throw new IllegalArgumentException("Unexpected value '" + input + "' for '{{{classname}}}' enum.");{{/errorOnUnknownEnum}}
     }
     {{#gson}}
     public static class Adapter extends TypeAdapter<{{#datatypeWithEnum}}{{{.}}}{{/datatypeWithEnum}}{{^datatypeWithEnum}}{{classname}}{{/datatypeWithEnum}}> {
@@ -70,4 +70,4 @@
         return {{#datatypeWithEnum}}{{{.}}}{{/datatypeWithEnum}}{{^datatypeWithEnum}}{{classname}}{{/datatypeWithEnum}}.fromValue(({{{datatype}}})(value));
       }
     }{{/gson}}
-  }
+  }

extensions/rest-openapi/deployment/src/main/resources/handlebars/Quarkus/pojo.mustache

@@ -22,6 +22,10 @@
 {{#notNullJacksonAnnotation}}
 @JsonInclude(JsonInclude.Include.NON_NULL)
 {{/notNullJacksonAnnotation}}
+@RegisterForReflection{{#serializableModel}}(serialization = true){{/serializableModel}}
+{{#ignoreUnknownProperties}}
+@JsonIgnoreProperties(ignoreUnknown = true)
+{{/ignoreUnknownProperties}}
 
 public class {{classname}} {{#parent}}extends {{{parent}}} {{/parent}}{{#parcelableModel}}implements Parcelable {{#serializableModel}}, Serializable {{/serializableModel}}{{#interfaceModels}}{{#@first}}, {{/@first}}{{classname}}{{^@last}}, {{/@last}}{{#@last}} {{/@last}}{{/interfaceModels}}{{/parcelableModel}}{{^parcelableModel}}{{#serializableModel}}implements Serializable{{#interfaceModels}}{{#@first}}, {{/@first}}{{classname}}{{^@last}}, {{/@last}}{{#@last}} {{/@last}}{{/interfaceModels}}{{/serializableModel}}{{^serializableModel}}{{#interfaceModels}}{{#@first}}implements {{/@first}}{{classname}}{{^@last}}, {{/@last}}{{#@last}} {{/@last}}{{/interfaceModels}}{{/serializableModel}}{{/parcelableModel}}{
 {{#serializableModel}}

extensions/rest-openapi/runtime/src/main/java/org/apache/camel/quarkus/rest/openapi/runtime/RestOpenApiBuildTimeConfig.java

@@ -16,6 +16,7 @@
  */
 package org.apache.camel.quarkus.rest.openapi.runtime;
 
+import java.util.Map;
 import java.util.Optional;
 
 import io.quarkus.runtime.annotations.ConfigGroup;
@@ -63,6 +64,22 @@ public static class CodeGenConfig {
          */
         @ConfigItem(defaultValue = "false")
         public boolean notNullJackson;
+
+        /**
+         * If `true`, use JsonIgnoreProperties(ignoreUnknown = true) annotation in the generated model classes.
+         *
+         * @asciidoclet
+         */
+        @ConfigItem(defaultValue = "false")
+        public boolean ignoreUnknownProperties;
+
+        /**
+         * Additional properties to be used in the mustache templates.
+         *
+         * @asciidoclet
+         */
+        @ConfigItem
+        public Map<String, String> additionalProperties;
     }
 
 }

integration-tests/rest-openapi/src/main/resources/application.properties

@@ -17,5 +17,7 @@
 quarkus.native.resources.includes=openapi.json,petstore.json,example.yaml
 quarkus.camel.openapi.codegen.model-package=org.apache.camel.quarkus.component.rest.openapi.it.model
 quarkus.camel.openapi.codegen.not-null-jackson=true
+quarkus.camel.openapi.codegen.ignore-unknown-properties=true
+quarkus.camel.openapi.codegen.additional-properties.errorOnUnknownEnum=true
 camel.rest.bindingMode=json
 camel.rest.bindingPackageScan=${quarkus.camel.openapi.codegen.model-package}