[KARAF-6203]ensure karaf can build and run with JDK12-fix JpaExampleTest
diff --git a/itests/common/src/main/java/org/apache/karaf/itests/KarafTestSupport.java b/itests/common/src/main/java/org/apache/karaf/itests/KarafTestSupport.java
index 83f316d..b92cd55 100644
--- a/itests/common/src/main/java/org/apache/karaf/itests/KarafTestSupport.java
+++ b/itests/common/src/main/java/org/apache/karaf/itests/KarafTestSupport.java
@@ -197,6 +197,7 @@
                 CoreOptions.mavenBundle().groupId("javax.annotation").artifactId("javax.annotation-api").versionAsInProject(),
                 KarafDistributionOption.replaceConfigurationFile("etc/org.ops4j.pax.logging.cfg", getConfigFile("/etc/org.ops4j.pax.logging.cfg")),
                 //replaceConfigurationFile("etc/host.key", getConfigFile("/etc/host.key")),
+                KarafDistributionOption.replaceConfigurationFile("etc/org.apache.karaf.features.xml", getConfigFile("/etc/org.apache.karaf.features.xml")),
                 KarafDistributionOption.editConfigurationFilePut("etc/org.apache.karaf.features.cfg", "updateSnapshots", "none"),
                 KarafDistributionOption.editConfigurationFilePut("etc/org.ops4j.pax.web.cfg", "org.osgi.service.http.port", httpPort),
                 KarafDistributionOption.editConfigurationFilePut("etc/org.apache.karaf.management.cfg", "rmiRegistryPort", rmiRegistryPort),
diff --git a/itests/test/src/test/resources/etc/org.apache.karaf.features.xml b/itests/test/src/test/resources/etc/org.apache.karaf.features.xml
new file mode 100644
index 0000000..0fcbf11
--- /dev/null
+++ b/itests/test/src/test/resources/etc/org.apache.karaf.features.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Configuration generated by Karaf Assembly Builder
+-->
+<featuresProcessing xmlns="http://karaf.apache.org/xmlns/features-processing/v1.0.0" xmlns:f="http://karaf.apache.org/xmlns/features/v1.5.0">
+
+
+    <!-- A list of bundle URI replacements that allows changing external feature definitions -->
+    <bundleReplacements>
+        <bundle originalUri="mvn:org.javassist/javassist/[3,4)" replacement="mvn:org.javassist/javassist/3.23.1-GA" mode="maven"/>
+    </bundleReplacements>
+</featuresProcessing>