basic implementation for MVC

Author: kliushnichenko

jooby/pom.xml

@@ -49,12 +49,6 @@
       <artifactId>jakarta.inject-api</artifactId>
     </dependency>
 
-    <!-- jakarta.validation -->
-    <dependency>
-      <groupId>jakarta.validation</groupId>
-      <artifactId>jakarta.validation-api</artifactId>
-    </dependency>
-
     <!-- config -->
     <dependency>
       <groupId>com.typesafe</groupId>

modules/jooby-apt/pom.xml

@@ -19,6 +19,12 @@
 
   <dependencies>
 
+    <dependency>
+      <groupId>io.jooby</groupId>
+      <artifactId>jooby-validation</artifactId>
+      <version>${jooby.version}</version>
+    </dependency>
+
     <dependency>
       <groupId>io.jooby</groupId>
       <artifactId>jooby</artifactId>

modules/jooby-apt/src/main/java/io/jooby/internal/apt/MvcParameter.java

@@ -22,13 +22,15 @@ public class MvcParameter {
   private final VariableElement parameter;
   private final Map<String, AnnotationMirror> annotations;
   private final TypeDefinition type;
+  private final boolean requireBeanValidation;
 
   public MvcParameter(MvcContext context, MvcRoute route, VariableElement parameter) {
     this.route = route;
     this.parameter = parameter;
     this.annotations = annotationMap(parameter);
     this.type =
         new TypeDefinition(context.getProcessingEnvironment().getTypeUtils(), parameter.asType());
+    this.requireBeanValidation = annotations.get("jakarta.validation.Valid") != null;
   }
 
   public TypeDefinition getType() {
@@ -144,4 +146,8 @@ private Map<String, AnnotationMirror> annotationMap(VariableElement parameter) {
   private List<? extends AnnotationMirror> annotationFromAnnotationType(Element element) {
     return Optional.ofNullable(element.getAnnotationMirrors()).orElse(Collections.emptyList());
   }
+
+  public boolean isRequireBeanValidation() {
+    return requireBeanValidation;
+  }
 }

modules/jooby-apt/src/main/java/io/jooby/internal/apt/MvcRoute.java

@@ -203,7 +203,16 @@ public List<String> generateHandlerCall(boolean kt) {
     /* Parameters */
     var paramList = new StringJoiner(", ", "(", ")");
     for (var parameter : getParameters(true)) {
-      paramList.add(parameter.generateMapping(kt));
+      String generatedParameter = parameter.generateMapping(kt);
+      if (parameter.isRequireBeanValidation()) {
+        generatedParameter = CodeBlock.of(
+                "io.jooby.validation.ValidationHelper.validate(",
+                "ctx, ",
+                generatedParameter,
+                ")");
+      }
+
+      paramList.add(generatedParameter);
     }
     var throwsException = !method.getThrownTypes().isEmpty();
     var returnTypeGenerics =

modules/jooby-apt/src/test/java/tests/validation/Bean.java

@@ -0,0 +1,13 @@
+package tests.validation;
+
+class Bean {
+    private String name;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+}

modules/jooby-apt/src/test/java/tests/validation/BeanValidationGeneratorTest.java

@@ -0,0 +1,29 @@
+package tests.validation;
+
+import io.jooby.apt.ProcessorRunner;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+public class BeanValidationGeneratorTest {
+
+    @Test
+    public void generate_validation_forBean() throws Exception {
+        new ProcessorRunner(new BeanValidationsController()).withSource(
+                false,
+                source -> {
+                    assertTrue(source.contains(
+                            "c.validateQueryBean(io.jooby.validation.ValidationHelper.validate(ctx, ctx.query(\"bean\").isMissing() ? ctx.query().toNullable(tests.validation.Bean.class) : ctx.query(\"bean\").toNullable(tests.validation.Bean.class)))")
+                    );
+
+                    assertTrue(source.contains(
+                            "c.validateFormBean(io.jooby.validation.ValidationHelper.validate(ctx, ctx.form(\"bean\").isMissing() ? ctx.form().toNullable(tests.validation.Bean.class) : ctx.form(\"bean\").toNullable(tests.validation.Bean.class)))")
+                    );
+
+                    assertTrue(source.contains(
+                            "c.validateBodyBean(io.jooby.validation.ValidationHelper.validate(ctx, ctx.body(tests.validation.Bean.class)))")
+                    );
+
+                });
+    }
+}

modules/jooby-apt/src/test/java/tests/validation/BeanValidationsController.java

@@ -0,0 +1,25 @@
+package tests.validation;
+
+import io.jooby.annotation.FormParam;
+import io.jooby.annotation.POST;
+import io.jooby.annotation.QueryParam;
+import jakarta.validation.Valid;
+
+public class BeanValidationsController {
+
+    @POST("/validate/query-bean")
+    public Bean validateQueryBean(@Valid @QueryParam Bean bean) {
+        return bean;
+    }
+
+    @POST("/validate/form-bean")
+    public Bean validateFormBean(@Valid @FormParam Bean bean) {
+        return bean;
+    }
+
+    @POST("/validate/body-bean")
+    public Bean validateBodyBean(@Valid Bean bean) {
+        return bean;
+    }
+
+}

modules/jooby-hbv/pom.xml

@@ -19,6 +19,12 @@
             <version>${jooby.version}</version>
         </dependency>
 
+        <dependency>
+            <groupId>io.jooby</groupId>
+            <artifactId>jooby-validation</artifactId>
+            <version>${jooby.version}</version>
+        </dependency>
+
         <!--    Hibernate Validator -->
         <dependency>
             <groupId>org.hibernate.validator</groupId>

modules/jooby-hbv/src/main/java/io/jooby/hbv/HbvModule.java

@@ -40,6 +40,5 @@ public void install(@NonNull Jooby application) {
             Validator validator = factory.getValidator();
             application.getServices().put(Validator.class, validator);
         }
-
     }
 }

modules/jooby-validation/pom.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+
+    <parent>
+        <groupId>io.jooby</groupId>
+        <artifactId>modules</artifactId>
+        <version>3.3.0-SNAPSHOT</version>
+    </parent>
+
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>jooby-validation</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>io.jooby</groupId>
+            <artifactId>jooby</artifactId>
+            <version>${jooby.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>jakarta.validation</groupId>
+            <artifactId>jakarta.validation-api</artifactId>
+        </dependency>
+
+    </dependencies>
+</project>