debian/changelog

+josm (0.0.svn13500+dfsg-2) unstable; urgency=medium
+
+  * Explicitly build with OpenJDK 8, OpenJFX not available for OpenJDK 9.
+    See: #893348
+
+ -- Bas Couwenberg <sebastic@debian.org>  Sun, 18 Mar 2018 08:54:30 +0100
+
 josm (0.0.svn13500+dfsg-1) unstable; urgency=medium
 
   * New hotfix tested snapshot.

debian/control

@@ -6,7 +6,8 @@ Uploaders: David Paleino <dapal@debian.org>,
 Section: utils
 Priority: optional
 Build-Depends: debhelper (>= 9~),
-               default-jdk (>= 2:1.8) | java8-sdk,
+#               default-jdk (>= 2:1.8) | java8-sdk,
+               openjdk-8-jdk,
                ant,
                ant-contrib,
                gettext,

debian/rules

 #!/usr/bin/make -f
 
-export JAVA_HOME=/usr/lib/jvm/default-java
+DEB_BUILD_ARCH ?= $(shell dpkg-architecture -qDEB_BUILD_ARCH)
+
+export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-$(DEB_BUILD_ARCH)
+#export JAVA_HOME=/usr/lib/jvm/default-java
 export CLASSPATH=/usr/share/java/gettext-commons.jar:/usr/share/java/metadata-extractor.jar:/usr/share/java/signpost-core.jar:/usr/share/java/jmapviewer.jar:/usr/share/java/json.jar
 
 SVNREPO := https://josm.openstreetmap.de/svn/trunk