Update to revision 19439. Initially I had set MODJAVA_VER to 11+
per-upstream, but when I ran it I got a warning that soon they
will be switching to jdk 17, so we might as well update there now
and sqash that warning too.

I only tested it launches ok. ok?

Index: Makefile
===================================================================
RCS file: /cvs/ports/geo/josm/Makefile,v
diff -u -p -u -r1.51 Makefile
--- Makefile	26 Sep 2023 10:52:58 -0000	1.51
+++ Makefile	18 Dec 2025 19:47:58 -0000
@@ -1,6 +1,6 @@
 COMMENT=		OpenStreetMap map editor
 
-SVN_REV=		14824
+SVN_REV=		19439
 DISTNAME=		josm-snapshot-${SVN_REV}
 EXTRACT_SUFX =		.jar
 EXTRACT_CASES+=		*.jar) unzip -qa ${FULLDISTDIR}/$$archive -d ${WRKDIST};;
@@ -21,7 +21,7 @@ PERMIT_PACKAGE=	Yes
 
 MODULES=		java \
 			textproc/intltool
-MODJAVA_VER=		1.8+
+MODJAVA_VER=		17+
 BUILD_DEPENDS =		archivers/unzip
 RUN_DEPENDS=		java/javaPathHelper \
 			devel/desktop-file-utils
Index: distinfo
===================================================================
RCS file: /cvs/ports/geo/josm/distinfo,v
diff -u -p -u -r1.29 distinfo
--- distinfo	8 Mar 2019 11:52:58 -0000	1.29
+++ distinfo	18 Dec 2025 19:47:58 -0000
@@ -1,2 +1,2 @@
-SHA256 (josm-snapshot-14824.jar) = mmJk7QfpEUxMza9Kr2Ydn2KkXbu8tYsdL8L+n84r+58=
-SIZE (josm-snapshot-14824.jar) = 13565003
+SHA256 (josm-snapshot-19439.jar) = m+nkBq7uerDhT70kGqd8oZzOKulqZfPDPnq1usN/vTw=
+SIZE (josm-snapshot-19439.jar) = 19265757
Index: files/josm.sh
===================================================================
RCS file: /cvs/ports/geo/josm/files/josm.sh,v
diff -u -p -u -r1.2 josm.sh
--- files/josm.sh	20 Apr 2014 06:49:10 -0000	1.2
+++ files/josm.sh	18 Dec 2025 19:47:58 -0000
@@ -1,6 +1,6 @@
 #!/bin/ksh 
 
 JAVA_CMD=$(javaPathHelper -c josm)
-JAVA_OPTIONS=-Xmx256M
+JAVA_OPTIONS="-Xmx256M --add-exports=java.base/sun.security.action=ALL-UNNAMED --add-exports=java.desktop/com.sun.imageio.plugins.jpeg=ALL-UNNAMED --add-exports=java.desktop/com.sun.imageio.spi=ALL-UNNAMED"
 
 ${JAVA_CMD} ${JAVA_OPTIONS} -jar ${TRUEPREFIX}/share/josm/josm-latest.jar $*