Use XMvn javadoc so as to fix FTBFS

byteman.spec

@@ -15,7 +15,7 @@
 
 Name:             byteman
 Version:          4.0.5
-Release:          2%{?dist}
+Release:          3%{?dist}
 Summary:          Java agent-based bytecode injection tool
 License:          LGPLv2+
 URL:              http://www.jboss.org/byteman
@@ -139,7 +139,11 @@ sed -i "s|java-cup|java_cup|" tests/pom.xml
 
 %build
 export JAVA_HOME=/usr/lib/jvm/java-11-openjdk
-%mvn_build
+# Use --xmvn-javadoc so as to avoid maven-javadoc-plugin issue
+# (fixed in 3.1.0, fedora has 3.0.1):
+# See https://issues.apache.org/jira/browse/MJAVADOC-555
+#     https://bugs.openjdk.java.net/browse/JDK-8212233
+%mvn_build --xmvn-javadoc
 
 %install
 %mvn_install
@@ -206,6 +210,10 @@ ln -s %{_javadir}/byteman/byteman.jar $RPM_BUILD_ROOT%{homedir}/lib/byteman.jar
 %{homedir}/lib/byteman-dtest.jar
 
 %changelog
+* Mon May 06 2019 Severin Gehwolf <sgehwolf@redhat.com> - 4.0.5-3
+- Use XMvn javadoc so as to work-around maven-javadoc-plugin issue.
+- Fixes FTBFS.
+
 * Thu Jan 31 2019 Fedora Release Engineering <releng@fedoraproject.org> - 4.0.5-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild