#54 - Add support for request scope injection for Jex Context

Author: rbygrave

inject-generator/src/main/java/io/avaje/inject/generator/RequestScope.java

@@ -9,12 +9,14 @@
  */
 class RequestScope {
 
+  private static final String JEX_CONTEXT = "io.avaje.jex.Context";
   private static final String JAVALIN_CONTEXT = "io.javalin.http.Context";
   private static final String HELIDON_REQ = "io.helidon.webserver.ServerRequest";
   private static final String HELIDON_RES = "io.helidon.webserver.ServerResponse";
   private static final Map<String, Handler> TYPES = new HashMap<>();
 
   static {
+    TYPES.put(JEX_CONTEXT, new Jex());
     TYPES.put(JAVALIN_CONTEXT, new Javalin());
     TYPES.put(HELIDON_REQ, new Helidon());
     TYPES.put(HELIDON_RES, new Helidon());
@@ -60,6 +62,33 @@ interface Handler {
     String argumentName(String paramType);
   }
 
+  /**
+   * Jex support for request scoping/BeanFactory.
+   */
+  private static class Jex implements Handler {
+
+    @Override
+    public void factoryInterface(Append writer, String parentType) {
+      writer.append("BeanFactory<%s, %s>", parentType, "Context");
+    }
+
+    @Override
+    public void addImports(Set<String> importTypes) {
+      importTypes.add(Constants.BEAN_FACTORY);
+      importTypes.add(JEX_CONTEXT);
+    }
+
+    @Override
+    public void writeCreateMethod(Append writer, String parentType) {
+      writer.append("  public %s create(Context context) {", parentType).eol();
+    }
+
+    @Override
+    public String argumentName(String paramType) {
+      return "context";
+    }
+  }
+
   /**
    * Javalin support for request scoping/BeanFactory.
    */

inject-test/pom.xml

@@ -39,6 +39,13 @@
       <scope>provided</scope>
     </dependency>
 
+    <dependency>
+      <groupId>io.avaje</groupId>
+      <artifactId>avaje-jex</artifactId>
+      <version>0.1</version>
+      <scope>test</scope>
+    </dependency>
+
     <dependency>
       <groupId>io.javalin</groupId>
       <artifactId>javalin</artifactId>

inject-test/src/test/java/org/example/request/JexController.java

@@ -0,0 +1,21 @@
+package org.example.request;
+
+
+import io.avaje.http.api.Controller;
+import io.avaje.jex.Context;
+
+import javax.inject.Inject;
+
+@Controller
+public class JexController {
+
+  @Inject
+  AService service;
+
+  @Inject
+  Context context;
+
+  public String get() {
+    return "hi " + context.toString() + service.hi();
+  }
+}

inject-test/src/test/java/org/example/request/JexControllerTest.java

@@ -0,0 +1,26 @@
+package org.example.request;
+
+import io.avaje.inject.SystemContext;
+import io.avaje.jex.Context;
+import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertSame;
+
+class JexControllerTest {
+
+  @Test
+  void uses_factory_taking_context() {
+
+    assertNull(SystemContext.getBean(JexController.class));
+
+    final JexController$factory factory = SystemContext.getBean(JexController$factory.class);
+    final JexController jexController = factory.create(Mockito.mock(Context.class));
+
+    assertNotNull(jexController);
+    assertSame(factory.service0, jexController.service);
+    assertSame(jexController.service, SystemContext.getBean(AService.class));
+  }
+}