add java jakarta ee framework detection support

Author: bzssm

pkg/apis/enricher/framework/java/jakartaee_detector.go

@@ -0,0 +1,50 @@
+/*******************************************************************************
+ * Copyright (c) 2021 Red Hat, Inc.
+ * Distributed under license by Red Hat, Inc. All rights reserved.
+ * This program is made available under the terms of the
+ * Eclipse Public License v2.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ * Red Hat, Inc.
+ ******************************************************************************/
+
+package enricher
+
+import (
+	"context"
+
+	"github.com/devfile/alizer/pkg/apis/model"
+)
+
+type JakartaEEDetector struct{}
+
+func (j JakartaEEDetector) GetSupportedFrameworks() []string {
+	return []string{"JakartaEE"}
+}
+
+func (j JakartaEEDetector) GetApplicationFileInfos(componentPath string, ctx *context.Context) []model.ApplicationFileInfo {
+	return []model.ApplicationFileInfo{}
+}
+
+// DoFrameworkDetection uses the groupId to check for the framework name
+func (j JakartaEEDetector) DoFrameworkDetection(language *model.Language, config string) {
+	jakartaGroupIds := []string{
+		"jakarta.platform",    // Jakarta EE Platform BOM
+		"jakarta.servlet",     // Servlet API
+		"jakarta.ws.rs",       // JAX-RS (RESTful Web Services)
+		"jakarta.persistence", // JPA (Persistence)
+		"jakarta.enterprise",  // CDI (Contexts and Dependency Injection)
+	}
+
+	for _, groupId := range jakartaGroupIds {
+		if hasFwk, _ := hasFramework(config, groupId, ""); hasFwk {
+			language.Frameworks = append(language.Frameworks, "JakartaEE")
+			return
+		}
+	}
+}
+
+// DoPortsDetection is not implemented for JakartaEE as port configuration varies by runtime
+func (j JakartaEEDetector) DoPortsDetection(component *model.Component, ctx *context.Context) {
+}

pkg/apis/enricher/java_enricher.go

@@ -34,6 +34,7 @@ func getJavaFrameworkDetectors() []FrameworkDetectorWithConfigFile {
 		&framework.VertxDetector{},
 		&framework.WildFlyDetector{},
 		&framework.JBossEAPDetector{},
+		&framework.JakartaEEDetector{},
 	}
 }
 

resources/projects/jakartaee/pom.xml

@@ -0,0 +1,30 @@
+<?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/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.example</groupId>
+    <artifactId>jakartaee-app</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <packaging>war</packaging>
+
+    <properties>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>jakarta.platform</groupId>
+            <artifactId>jakarta.jakartaee-api</artifactId>
+            <version>10.0.0</version>
+            <scope>provided</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <finalName>jakartaee-app</finalName>
+    </build>
+</project>

resources/projects/jakartaee/src/main/java/com/example/HelloResource.java

@@ -0,0 +1,16 @@
+package com.example;
+
+import jakarta.ws.rs.GET;
+import jakarta.ws.rs.Path;
+import jakarta.ws.rs.Produces;
+import jakarta.ws.rs.core.MediaType;
+
+@Path("/hello")
+public class HelloResource {
+
+    @GET
+    @Produces(MediaType.TEXT_PLAIN)
+    public String hello() {
+        return "Hello, Jakarta EE!";
+    }
+}

test/apis/component_recognizer_test.go

@@ -124,6 +124,10 @@ func TestComponentDetectionOnWildFly(t *testing.T) {
 	isComponentsInProject(t, "wildfly", 1, "java", "wildfly")
 }
 
+func TestComponentDetectionOnJakartaEE(t *testing.T) {
+	isComponentsInProject(t, "jakartaee", 1, "java", "jakartaee-app")
+}
+
 // port detection: java
 func TestPortDetectionJavaJBossEAP(t *testing.T) {
 	testPortDetectionInProject(t, "jboss-eap", []int{8380})
@@ -423,7 +427,7 @@ func TestComponentDetectionWithGitIgnoreRule(t *testing.T) {
 
 func TestComponentDetectionMultiProjects(t *testing.T) {
 	components := getComponentsFromTestProject(t, "")
-	nComps := 71
+	nComps := 72
 	if len(components) != nComps {
 		t.Errorf("Expected %v components but found %v", strconv.Itoa(nComps), strconv.Itoa(len(components)))
 	}