--- old/make/Javadoc.gmk	2020-05-18 15:18:54.593935687 +0200
+++ new/make/Javadoc.gmk	2020-05-18 15:18:54.464934455 +0200
@@ -221,6 +221,11 @@
 JRE_API_DOCSDIR = $(DOCSDIR)/jre/api
 PLATFORM_DOCSDIR = $(DOCSDIR)/platform
 
+JAVADOC_ARCHIVE_NAME := jdk-$(FULL_VERSION)-docs.zip
+JAVADOC_ARCHIVE_ASSEMBLY_DIR :=  $(DOCSTMPDIR)/docs-zip
+JAVADOC_ARCHIVE_DIR := $(OUTPUT_ROOT)/bundles
+JAVADOC_ARCHIVE := $(JAVADOC_ARCHIVE_DIR)/$(JAVADOC_ARCHIVE_NAME)
+
 # The non-core api javadocs need to be able to access the root of the core
 # api directory, so for jdk/api or jre/api to get to the core api/
 # directory we would use this:
@@ -329,6 +334,37 @@
 all: docs
 docs: coredocs otherdocs
 
+#
+# Optional target which bundles all generated javadocs into a zip 
+# archive. The dependency on docs is handled in Main.gmk. Incremental 
+# building of docs is currently broken so if you invoke docs-zip after 
+# docs, the docs are always rebuilt.
+#
+
+docs-zip: $(JAVADOC_ARCHIVE)
+
+#
+# Add the core docs as prerequisite to the archive to trigger a rebuild
+# if the core docs were rebuilt. Ideally any doc rebuild should trigger
+# this, but the way prerequisites are currently setup in this file, that
+# is hard to achieve.
+#
+
+$(JAVADOC_ARCHIVE): $(COREAPI_INDEX_FILE)
+	@$(ECHO) $(LOG_INFO) "Compressing javadoc to single $(JAVADOC_ARCHIVE_NAME)"
+	$(MKDIR) -p $(JAVADOC_ARCHIVE_DIR)
+	$(RM) -r $(JAVADOC_ARCHIVE_ASSEMBLY_DIR)
+	$(MKDIR) -p $(JAVADOC_ARCHIVE_ASSEMBLY_DIR)
+	all_roots=`$(FIND) $(DOCSDIR) | $(GREP) index.html | grep -v old/doclet `; \
+	pushd $(JAVADOC_ARCHIVE_ASSEMBLY_DIR); \
+	for index_file in $${all_roots} ; do \
+	  target_dir=`dirname $${index_file}`; \
+	  name=`$(ECHO) $${target_dir} | $(SED) "s;/spec;;" | $(SED) "s;.*/;;"`; \
+	  $(LN) -s $${target_dir}  $${name}; \
+	done; \
+	$(ZIP) -q -r $(JAVADOC_ARCHIVE) * ; \
+	popd ;
+
 #################################################################
 # Production Targets -- USE THESE TARGETS WHEN:
 # a) You're generating docs outside of release engineering's
@@ -1372,4 +1408,4 @@
 
 #############################################################
 .PHONY: all docs coredocs rel-docs otherdocs rel-coredocs \
-    sanitycheckcoredocs $(ALL_OTHER_TARGETS)
+    sanitycheckcoredocs $(ALL_OTHER_TARGETS) docs-zip