Use remove use-nio profile

Only a system property is required now to choose the IO layer used in
tests.

Author: acogoluegnes

.github/workflows/test-supported-java-versions-main.yml

@@ -39,22 +39,13 @@ jobs:
         run: make deps
       - name: Show version
         run: ./mvnw --version
-      - name: Test with NIO
+      - name: Test with Netty
         run: |
-          ./mvnw verify -P use-nio -Drabbitmqctl.bin=DOCKER:rabbitmq \
-            -Dtest-broker.A.nodename=rabbit@$(hostname) -Dmaven.javadoc.skip=true \
+          ./mvnw verify -Dio.layer=netty -Drabbitmqctl.bin=DOCKER:rabbitmq0 \
+            -Dtest-broker.A.nodename=rabbit@node0 -Dtest-broker.B.nodename=rabbit@node1 \
             -Dca.certificate=./tls-gen/basic/result/ca_certificate.pem \
             -Dclient.certificate=./tls-gen/basic/result/client_$(hostname)_certificate.pem \
-            -Dit.test=ClientTestSuite,FunctionalTestSuite,ServerTestSuite,SslTestSuite \
-            --no-transfer-progress \
-            -Dnet.bytebuddy.experimental=true
-      - name: Test with blocking IO
-        run: |
-          ./mvnw verify -Drabbitmqctl.bin=DOCKER:rabbitmq \
-            -Dtest-broker.A.nodename=rabbit@$(hostname) -Dmaven.javadoc.skip=true \
-            -Dca.certificate=./tls-gen/basic/result/ca_certificate.pem \
-            -Dclient.certificate=./tls-gen/basic/result/client_$(hostname)_certificate.pem \
-            -Dit.test=ClientTestSuite,FunctionalTestSuite,ServerTestSuite,SslTestSuite \
+            -Dmaven.javadoc.skip=true \
             --no-transfer-progress \
             -Dnet.bytebuddy.experimental=true
       - name: Stop broker

pom.xml

@@ -246,30 +246,6 @@
       </build>
     </profile>
 
-    <!--
-      Profile to activate the NIO mode in the test suite:
-      mvn verify -P use-nio
-    -->
-    <profile>
-      <id>use-nio</id>
-      <build>
-        <plugins>
-          <plugin>
-            <groupId>org.apache.maven.plugins</groupId>
-            <artifactId>maven-failsafe-plugin</artifactId>
-            <version>${maven.failsafe.plugin.version}</version>
-            <configuration>
-              <systemPropertyVariables>
-                <net.bytebuddy.experimental>true</net.bytebuddy.experimental>
-                <use.nio>true</use.nio>
-              </systemPropertyVariables>
-              <argLine>${test-arguments}</argLine>
-            </configuration>
-          </plugin>
-        </plugins>
-      </build>
-    </profile>
-
     <profile>
       <!--
       The "snapshots" Maven profile is used to push release artifacts to a