--- a/make/Javadoc.gmk	Wed Jul 05 19:36:17 2017 +0200
+++ b/make/Javadoc.gmk	Sat Apr 12 19:05:42 2014 +0000
@@ -72,6 +72,7 @@
 TREEAPI_FIRST_COPYRIGHT_YEAR = 2005
 JNLP_FIRST_COPYRIGHT_YEAR = 1998
 PLUGIN2_FIRST_COPYRIGHT_YEAR = 2007
+JDKNET_FIRST_COPYRIGHT_YEAR = 2014
 
 # Oracle name
 FULL_COMPANY_NAME = Oracle and/or its affiliates
@@ -1160,6 +1161,57 @@
 
 #############################################################
 #
+# jdk.net docs
+#
+
+ALL_OTHER_TARGETS += jdknetdocs
+
+JDKNET_DOCDIR := $(JRE_API_DOCSDIR)/net/socketoptions/spec
+JDKNET2COREAPI := ../../../$(JDKJRE2COREAPI)
+JDKNET_DOCTITLE := jdk.net API
+JDKNET_WINDOWTITLE := jdk.net API
+JDKNET_HEADER := <strong>jdk.net API</strong>
+JDKNET_BOTTOM := $(call CommonBottom,$(JDKNET_FIRST_COPYRIGHT_YEAR))
+JDKNET_PKGS := jdk.net
+
+JDKNET_INDEX_HTML = $(JDKNET_DOCDIR)/index.html
+JDKNET_OPTIONS_FILE = $(DOCSTMPDIR)/jdknet.options
+JDKNET_PACKAGES_FILE = $(DOCSTMPDIR)/jdknet.packages
+
+jdknetdocs: $(JDKNET_INDEX_HTML)
+
+# Set relative location to core api document root
+$(JDKNET_INDEX_HTML): GET2DOCSDIR=$(JDKNET2COREAPI)/..
+
+# Run javadoc if the index file is out of date or missing
+$(JDKNET_INDEX_HTML): $(JDKNET_OPTIONS_FILE) $(JDKNET_PACKAGES_FILE) coredocs
+	$(prep-javadoc)
+	$(call JavadocSummary,$(JDKNET_OPTIONS_FILE),$(JDKNET_PACKAGES_FILE))
+	$(JAVADOC_CMD) -d $(@D) \
+	    @$(JDKNET_OPTIONS_FILE) @$(JDKNET_PACKAGES_FILE)
+
+# Create file with javadoc options in it
+$(JDKNET_OPTIONS_FILE):
+	$(prep-target)
+	@($(call OptionOnly,$(COMMON_JAVADOCFLAGS)) ; \
+	  $(call OptionOnly,-Xdoclint:none) ; \
+	  $(call OptionPair,-sourcepath,$(RELEASEDOCS_SOURCEPATH)) ; \
+	  $(call OptionPair,-encoding,ascii) ; \
+	  $(call OptionOnly,-nodeprecatedlist) ; \
+	  $(call OptionPair,-doctitle,$(JDKNET_DOCTITLE)) ; \
+	  $(call OptionPair,-windowtitle,$(JDKNET_WINDOWTITLE) $(DRAFT_WINTITLE)); \
+	  $(call OptionPair,-header,$(JDKNET_HEADER)$(DRAFT_HEADER)); \
+	  $(call OptionPair,-bottom,$(JDKNET_BOTTOM)$(DRAFT_BOTTOM)); \
+	  $(call OptionTrip,-linkoffline,$(JDKNET2COREAPI),$(COREAPI_DOCSDIR)/); \
+	) >> $@
+
+# Create a file with the package names in it
+$(JDKNET_PACKAGES_FILE): $(DIRECTORY_CACHE) $(call PackageDependencies,$(JDKNET_PKGS))
+	$(prep-target)
+	$(call PackageFilter,$(JDKNET_PKGS))
+
+#############################################################
+#
 # Get a cache of all the directories
 
 $(DIRECTORY_CACHE): $(ALL_EXISTING_SOURCE_DIRS)

--- a/make/common/NON_CORE_PKGS.gmk	Wed Jul 05 19:36:17 2017 +0200
+++ b/make/common/NON_CORE_PKGS.gmk	Sat Apr 12 19:05:42 2014 +0000
@@ -94,7 +94,8 @@
       com.apple.eio
 endif
 
-JDK_PKGS = jdk
+JDK_PKGS = jdk \
+      jdk.net
 
 # non-core packages in rt.jar
 NON_CORE_PKGS = $(DOMAPI_PKGS) \