keycloak-memoizeit

diff --git a/testsuite/integration-arquillian/HOW-TO-RUN.md b/testsuite/integration-arquillian/HOW-TO-RUN.md
index d8cc228..8df630d 100644
--- a/testsuite/integration-arquillian/HOW-TO-RUN.md
+++ b/testsuite/integration-arquillian/HOW-TO-RUN.md
@@ -800,3 +800,7 @@ Then, before running the test, setup Keycloak Server distribution for the tests:
 When running the test, add the following arguments to the command line:
 
     -Pauth-server-wildfly -Pauth-server-enable-disable-feature -Dfeature.name=docker -Dfeature.value=enabled
+
+## Java 11 support
+Java 11 requires some arguments to be passed to JVM. Those can be activated using `-Pjava11-auth-server` and
+`-Pjava11-app-server` profiles, respectively.
\ No newline at end of file

diff --git a/testsuite/integration-arquillian/servers/app-server/jboss/eap/src/main/java/org/keycloak/testsuite/arquillian/eap/container/EAPAppServerProvider.java b/testsuite/integration-arquillian/servers/app-server/jboss/eap/src/main/java/org/keycloak/testsuite/arquillian/eap/container/EAPAppServerProvider.java
index 44270f2..0aa6326 100644
--- a/testsuite/integration-arquillian/servers/app-server/jboss/eap/src/main/java/org/keycloak/testsuite/arquillian/eap/container/EAPAppServerProvider.java
+++ b/testsuite/integration-arquillian/servers/app-server/jboss/eap/src/main/java/org/keycloak/testsuite/arquillian/eap/container/EAPAppServerProvider.java
@@ -97,7 +97,8 @@ public class EAPAppServerProvider implements AppServerContainerProvider {
         createChild("javaVmArguments", 
                 System.getProperty("app.server.jboss.jvm.debug.args", "") + " " +
                 System.getProperty("app.server.memory.settings", "") + " " +
-                "-Djava.net.preferIPv4Stack=true"
+                "-Djava.net.preferIPv4Stack=true" + " " +
+                System.getProperty("app.server.jvm.args.extra")
         );
         createChild("managementProtocol", managementProtocol);
         createChild("managementPort", managementPort);
@@ -144,7 +145,8 @@ public class EAPAppServerProvider implements AppServerContainerProvider {
         createChild("javaVmArguments", 
                 "-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=790" + number + " " +
                 System.getProperty("app.server.memory.settings", "") + " " +
-                "-Djava.net.preferIPv4Stack=true"
+                "-Djava.net.preferIPv4Stack=true" + " " +
+                System.getProperty("app.server.jvm.args.extra")
         );
         createChild("managementProtocol", managementProtocol);
         createChild("managementPort", managementPort);

diff --git a/testsuite/integration-arquillian/servers/app-server/jboss/wildfly/src/main/java/org/keycloak/testsuite/arquillian/wildfly/container/WildflyAppServerProvider.java b/testsuite/integration-arquillian/servers/app-server/jboss/wildfly/src/main/java/org/keycloak/testsuite/arquillian/wildfly/container/WildflyAppServerProvider.java
index 6b56ce7..c42f40e 100644
--- a/testsuite/integration-arquillian/servers/app-server/jboss/wildfly/src/main/java/org/keycloak/testsuite/arquillian/wildfly/container/WildflyAppServerProvider.java
+++ b/testsuite/integration-arquillian/servers/app-server/jboss/wildfly/src/main/java/org/keycloak/testsuite/arquillian/wildfly/container/WildflyAppServerProvider.java
@@ -95,7 +95,8 @@ public class WildflyAppServerProvider implements AppServerContainerProvider {
         createChild("javaVmArguments", 
                 System.getProperty("app.server.jboss.jvm.debug.args", "") + " " +
                 System.getProperty("app.server.memory.settings", "") + " " +
-                "-Djava.net.preferIPv4Stack=true"
+                "-Djava.net.preferIPv4Stack=true" + " " +
+                System.getProperty("app.server.jvm.args.extra")
         );
         createChild("managementProtocol", managementProtocol);
         createChild("managementPort", managementPort);
@@ -142,7 +143,8 @@ public class WildflyAppServerProvider implements AppServerContainerProvider {
         createChild("javaVmArguments", 
                 "-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=790" + number + " " +
                 System.getProperty("app.server.memory.settings", "") + " " +
-                "-Djava.net.preferIPv4Stack=true"
+                "-Djava.net.preferIPv4Stack=true" + " " +
+                System.getProperty("app.server.jvm.args.extra")
         );
         createChild("managementProtocol", managementProtocol);
         createChild("managementPort", managementPort);

diff --git a/testsuite/integration-arquillian/tests/base/src/test/resources/arquillian.xml b/testsuite/integration-arquillian/tests/base/src/test/resources/arquillian.xml
index 82ff93e..75bd384 100644
--- a/testsuite/integration-arquillian/tests/base/src/test/resources/arquillian.xml
+++ b/testsuite/integration-arquillian/tests/base/src/test/resources/arquillian.xml
@@ -132,6 +132,7 @@
                 ${auth.server.jboss.jvm.debug.args}
                 ${auth.server.memory.settings}
                 -Djava.net.preferIPv4Stack=true
+                ${auth.server.jvm.args.extra}
             </property>
             <property name="managementPort">${auth.server.management.port}</property>
             <property name="startupTimeoutInSeconds">${auth.server.jboss.startup.timeout}</property>
@@ -157,6 +158,7 @@
                 <property name="javaVmArguments">
                     ${auth.server.memory.settings}
                     -Djava.net.preferIPv4Stack=true
+                    ${auth.server.jvm.args.extra}
                 </property>
                 <property name="outputToConsole">${backends.console.output}</property>
                 <property name="managementPort">${auth.server.backend1.management.port}</property>
@@ -181,6 +183,7 @@
                 <property name="javaVmArguments">
                     ${auth.server.memory.settings}
                     -Djava.net.preferIPv4Stack=true
+                    ${auth.server.jvm.args.extra}
                 </property>
                 <property name="outputToConsole">${backends.console.output}</property>
                 <property name="managementPort">${auth.server.backend2.management.port}</property>
@@ -260,6 +263,7 @@
                     ${auth.server.memory.settings}
                     -Djava.net.preferIPv4Stack=true
                     ${cache.server.crossdc1.jvm.debug.args}
+                    ${auth.server.jvm.args.extra}
                 </property>
                 <property name="outputToConsole">${cache.server.console.output}</property>
                 <property name="managementPort">${cache.server.management.port}</property>
@@ -288,6 +292,7 @@
                     ${auth.server.memory.settings}
                     -Djava.net.preferIPv4Stack=true
                     ${cache.server.crossdc2.jvm.debug.args}
+                    ${auth.server.jvm.args.extra}
                 </property>
                 <property name="outputToConsole">${cache.server.console.output}</property>
                 <property name="managementPort">${cache.server.2.management.port}</property>
@@ -423,6 +428,7 @@
                     ${auth.server.memory.settings}
                     -Djava.net.preferIPv4Stack=true
                     ${auth.server.crossdc01.jvm.debug.args}
+                    ${auth.server.jvm.args.extra}
                 </property>
                 <property name="managementPort">${auth.server.crossdc01.management.port}</property>
                 <property name="bindHttpPortOffset">-79</property>
@@ -451,6 +457,7 @@
                     ${auth.server.memory.settings}
                     -Djava.net.preferIPv4Stack=true
                     ${auth.server.crossdc02.jvm.debug.args}
+                    ${auth.server.jvm.args.extra}
                 </property>
                 <property name="managementPort">${auth.server.crossdc02.management.port}</property>
                 <property name="bindHttpPortOffset">-78</property>
@@ -480,6 +487,7 @@
                     ${auth.server.memory.settings}
                     -Djava.net.preferIPv4Stack=true
                     ${auth.server.crossdc11.jvm.debug.args}
+                    ${auth.server.jvm.args.extra}
                 </property>
                 <property name="managementPort">${auth.server.crossdc11.management.port}</property>
                 <property name="bindHttpPortOffset">-69</property>
@@ -508,6 +516,7 @@
                     ${auth.server.memory.settings}
                     -Djava.net.preferIPv4Stack=true
                     ${auth.server.crossdc12.jvm.debug.args}
+                    ${auth.server.jvm.args.extra}
                 </property>
                 <property name="managementPort">${auth.server.crossdc12.management.port}</property>
                 <property name="bindHttpPortOffset">-68</property>

diff --git a/testsuite/integration-arquillian/tests/pom.xml b/testsuite/integration-arquillian/tests/pom.xml
index 68aa5e7..4e5d628 100755
--- a/testsuite/integration-arquillian/tests/pom.xml
+++ b/testsuite/integration-arquillian/tests/pom.xml
@@ -69,6 +69,7 @@
         <auth.server.adapter.impl.class>org.jboss.as.arquillian.container.managed.ManagedDeployableContainer</auth.server.adapter.impl.class>
         <auth.server.truststore>&#36;{jboss.home.dir}/standalone/configuration/keycloak.truststore</auth.server.truststore>
         <auth.server.truststore.password>secret</auth.server.truststore.password>
+        <auth.server.jvm.args.extra/>
 
         <auth.server.jboss.artifactId>integration-arquillian-servers-auth-server-${auth.server}</auth.server.jboss.artifactId>
         <auth.server.jboss.skip.unpack>${auth.server.undertow}</auth.server.jboss.skip.unpack>
@@ -103,6 +104,7 @@
         <!-- Cluster tests are failing with -Xmx512 for insufficient physical memory -->
         <app.server.memory.settings>-Xms64m -Xmx384m -XX:MetaspaceSize=96M -XX:MaxMetaspaceSize=256m</app.server.memory.settings>
         <app.server.ssl.required>false</app.server.ssl.required>
+        <app.server.jvm.args.extra/>
 
         <cache.server>undefined</cache.server>
         <cache.server.container>cache-server-${cache.server}</cache.server.container>
@@ -432,6 +434,7 @@
                             <auth.server.jboss.jvm.debug.args>${auth.server.jboss.jvm.debug.args}</auth.server.jboss.jvm.debug.args>
                             <auth.server.truststore>${auth.server.truststore}</auth.server.truststore>
                             <auth.server.truststore.password>${auth.server.truststore.password}</auth.server.truststore.password>
+                            <auth.server.jvm.args.extra>${auth.server.jvm.args.extra}</auth.server.jvm.args.extra>
 
                             <auth.server.profile>${auth.server.profile}</auth.server.profile>
                             <auth.server.feature>${auth.server.feature}</auth.server.feature>
@@ -452,6 +455,7 @@
                             <app.server.2.port.offset>${app.server.2.port.offset}</app.server.2.port.offset>
                             <app.server.2.management.port>${app.server.2.management.port}</app.server.2.management.port>
                             <app.server.jboss.jvm.debug.args>${app.server.jboss.jvm.debug.args}</app.server.jboss.jvm.debug.args>
+                            <app.server.jvm.args.extra>${app.server.jvm.args.extra}</app.server.jvm.args.extra>
 
                             <frontend.console.output>${frontend.console.output}</frontend.console.output>
                             <backends.console.output>${backend.console.output}</backends.console.output>
@@ -1693,6 +1697,20 @@
             </properties>
         </profile>
 
+        <profile>
+            <id>java11-auth-server</id> <!-- a temporary workaround; TODO remove this once Java 11 is officially supported by Arquillian -->
+            <properties>
+                <auth.server.jvm.args.extra>--add-exports=java.base/sun.nio.ch=ALL-UNNAMED --add-exports=jdk.unsupported/sun.misc=ALL-UNNAMED --add-exports=jdk.unsupported/sun.reflect=ALL-UNNAMED --add-modules=java.se</auth.server.jvm.args.extra>
+            </properties>
+        </profile>
+
+        <profile>
+            <id>java11-app-server</id> <!-- a temporary workaround; TODO remove this once Java 11 is officially supported by Arquillian -->
+            <properties>
+                <app.server.jvm.args.extra>--add-exports=java.base/sun.nio.ch=ALL-UNNAMED --add-exports=jdk.unsupported/sun.misc=ALL-UNNAMED --add-exports=jdk.unsupported/sun.reflect=ALL-UNNAMED --add-modules=java.se</app.server.jvm.args.extra>
+            </properties>
+        </profile>
+
     </profiles>
 
 </project>