Apply NotNull bean-validation to allOf composition

src/main/kotlin/io/openapiprocessor/core/converter/DataTypeConverter.kt

@@ -102,11 +102,15 @@ class DataTypeConverter(
                 return filtered.first()
             }
 
+            val constraints = DataTypeConstraints(
+                    required = items.flatMap { it.constraints?.required ?: emptyList() }
+            )
+
             objectType = AllOfObjectDataType(
                 DataTypeName(schemaInfo.getName(), getTypeNameWithSuffix(schemaInfo.getName())),
                 listOf(options.packageName, "model").joinToString ("."),
                 items,
-                null,
+                constraints,
                 schemaInfo.getDeprecated()
             )
         } else {

src/test/kotlin/io/openapiprocessor/core/converter/DataTypeConverterAllOfRequiredSpec.kt

@@ -0,0 +1,79 @@
+/*
+ * Copyright © 2020 https://github.com/openapi-processor/openapi-processor-core
+ * PDX-License-Identifier: Apache-2.0
+ */
+
+package io.openapiprocessor.core.converter
+
+import io.kotest.core.spec.style.StringSpec
+import io.kotest.matchers.collections.shouldContainAll
+import io.kotest.matchers.types.shouldBeInstanceOf
+import io.openapiprocessor.core.model.DataTypes
+import io.openapiprocessor.core.model.HttpMethod
+import io.openapiprocessor.core.model.datatypes.AllOfObjectDataType
+import io.openapiprocessor.core.support.getBodySchemaInfo
+import io.openapiprocessor.core.support.parse
+
+class DataTypeConverterAllOfRequiredSpec: StringSpec({
+
+    val dataTypes = DataTypes()
+
+    "applies required to allOf composition" {
+        val openApi = parse("""
+           openapi: 3.0.2
+           info:
+             title: API
+             version: 1.0.0
+
+           paths:
+             /foo:
+               patch:
+                 requestBody:
+                   content:
+                     application/json:
+                       schema:
+                         ${'$'}ref: '#/components/schemas/Foo'
+                 responses:
+                   '204':
+                     description: empty
+
+           components:
+             schemas:
+
+               Foo:
+                 description: a Foo
+                 type: object
+                 allOf:
+                   - type: object
+                     required: [ foo, bar ]
+                     properties:
+                       foo:
+                         type: string
+                       bar:
+                         type: string
+                   - type: object
+                     required: [ baz, qux ]
+                     properties:
+                       baz:
+                         type: string
+                       qux:
+                         type: string
+
+        """.trimIndent())
+
+
+        val options = ApiOptions()
+
+        val schemaInfo = openApi.getBodySchemaInfo("Foo",
+                "/foo", HttpMethod.PATCH, "application/json")
+
+        // when:
+        val converter = DataTypeConverter(options)
+        val datatype = converter.convert(schemaInfo, dataTypes)
+
+        // then:
+        datatype.shouldBeInstanceOf<AllOfObjectDataType>()
+        datatype.constraints!!.required shouldContainAll listOf("foo", "bar", "baz", "qux")
+    }
+
+})

src/testInt/groovy/io/openapiprocessor/core/TestSets.groovy

@@ -10,6 +10,7 @@ class TestSets {
     static def ALL = [
         'bean-validation',
         'bean-validation-iterable',
+        'bean-validation-allOf-required',
         'deprecated',
         'endpoint-exclude',
         'endpoint-http-mapping',                    // framework specific

src/testInt/resources/tests/bean-validation-allOf-required/generated.yaml

@@ -0,0 +1,5 @@
+items:
+  - generated/api/Api.java
+  - generated/model/QueryGetResponse200.java
+#  - generated/model/QueryResponse200_AllOf_0.java
+#  - generated/model/QueryResponse200_AllOf_1.java

src/testInt/resources/tests/bean-validation-allOf-required/generated/api/Api.java

@@ -0,0 +1,16 @@
+/*
+ * This class is auto generated by https://github.com/hauner/openapi-processor-core.
+ * TEST ONLY.
+ */
+
+package generated.api;
+
+import annotation.Mapping;
+import generated.model.QueryGetResponse200;
+
+public interface Api {
+
+    @Mapping("/query")
+    QueryGetResponse200 getQuery();
+
+}

src/testInt/resources/tests/bean-validation-allOf-required/generated/model/QueryGetResponse200.java

@@ -0,0 +1,36 @@
+/*
+ * This class is auto generated by https://github.com/hauner/openapi-processor-core.
+ * TEST ONLY.
+ */
+
+package generated.model;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import javax.validation.constraints.NotNull;
+
+public class QueryGetResponse200 {
+
+    @NotNull
+    @JsonProperty("prop1")
+    private String prop1;
+
+    @JsonProperty("prop2")
+    private String prop2;
+
+    public String getProp1() {
+        return prop1;
+    }
+
+    public void setProp1(String prop1) {
+        this.prop1 = prop1;
+    }
+
+    public String getProp2() {
+        return prop2;
+    }
+
+    public void setProp2(String prop2) {
+        this.prop2 = prop2;
+    }
+
+}

src/testInt/resources/tests/bean-validation-allOf-required/generated/model/QueryGetResponse200_AllOf_0.java

@@ -0,0 +1,25 @@
+/*
+ * This class is auto generated by https://github.com/hauner/openapi-processor-core.
+ * TEST ONLY.
+ */
+
+package generated.model;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import javax.validation.constraints.NotNull;
+
+public class QueryGetResponse200_AllOf_0 {
+
+    @NotNull
+    @JsonProperty("prop1")
+    private String prop1;
+
+    public String getProp1() {
+        return prop1;
+    }
+
+    public void setProp1(String prop1) {
+        this.prop1 = prop1;
+    }
+
+}

src/testInt/resources/tests/bean-validation-allOf-required/generated/model/QueryGetResponse200_AllOf_1.java

@@ -0,0 +1,23 @@
+/*
+ * This class is auto generated by https://github.com/hauner/openapi-processor-core.
+ * TEST ONLY.
+ */
+
+package generated.model;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public class QueryGetResponse200_AllOf_1 {
+
+    @JsonProperty("prop2")
+    private String prop2;
+
+    public String getProp2() {
+        return prop2;
+    }
+
+    public void setProp2(String prop2) {
+        this.prop2 = prop2;
+    }
+
+}

src/testInt/resources/tests/bean-validation-allOf-required/inputs.yaml

@@ -0,0 +1,3 @@
+items:
+  - inputs/openapi.yaml
+  - inputs/mapping.yaml

src/testInt/resources/tests/bean-validation-allOf-required/inputs/mapping.yaml

@@ -0,0 +1,5 @@
+openapi-processor-spring: v2
+
+options:
+  package-name: generated
+  bean-validation: true

src/testInt/resources/tests/bean-validation-allOf-required/inputs/openapi.yaml

@@ -0,0 +1,25 @@
+openapi: 3.0.2
+info:
+  title: merge allOf into same object
+  version: 1.0.0
+
+paths:
+  /query:
+    get:
+      responses:
+        '200':
+          description: create result from allOff object
+          content:
+            application/json:
+              schema:
+                allOf:
+                  - type: object
+                    properties:
+                      prop1:
+                        type: string
+                    required:
+                      - prop1
+                  - type: object
+                    properties:
+                      prop2:
+                        type: string