feat: enable JDK 21 virtual threads for Spring Boot itself and move to Undertow servlet container.

Author: matiwinnetou

.fossa.yml

@@ -0,0 +1,19 @@
+version: 3
+project:
+  name: cardano-rosetta-java
+ignore:
+  - jakarta.servlet:jakarta.servlet-api
+  - jakarta.websocket:jakarta.websocket-api
+  - jakarta.websocket:jakarta.websocket-client-api
+  - org.jboss.threads:jboss-threads
+
+policies:
+  - id: ignore-jakarta
+    type: license
+    description: "Ignore flagged Jakarta dependencies"
+    conditions:
+      license:
+        - "GPL-2.0-with-classpath-exception"
+        - "LGPL-2.1-or-later"
+    actions:
+      - allow

.github/workflows/fossa-scan.yaml

@@ -9,11 +9,18 @@ jobs:
   fossa-scan:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: fossas/fossa-action@main # Use a specific version if locking is preferred
+      - name: "Checkout Code"
+        uses: actions/checkout@v3
+
+      - name: "Run FOSSA Scan"
+        uses: fossas/fossa-action@main # Use a specific version if locking is preferred
         with:
           api-key: ${{secrets.FOSSA_API_KEY}}
-      - uses: fossas/fossa-action@main # Use a specific version if locking is preferred
+          config: .fossa.yml
+
+      - name: "Run FOSSA Test"
+        uses: fossas/fossa-action@main # Use a specific version if locking is preferred
         with:
           api-key: ${{secrets.FOSSA_API_KEY}}
-          run-tests: true
+          run-tests: true
+          config: .fossa.yml

api/pom.xml

@@ -33,6 +33,16 @@
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.springframework.boot</groupId>
+                    <artifactId>spring-boot-starter-tomcat</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-undertow</artifactId>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>

api/src/main/resources/config/application-online.yaml

@@ -1,4 +1,8 @@
 spring:
+  threads:
+    virtual:
+      enabled: true
+
   datasource:
     username: ${DB_USER:rosetta_db_admin}
     password: ${DB_SECRET:weakpwd#123_d}