diff --git a/core/base_rules.mk b/core/base_rules.mk
index fbdc4ac..0505f83 100644
--- a/core/base_rules.mk
+++ b/core/base_rules.mk
@@ -342,7 +342,7 @@
 full_static_java_libs := \
     $(foreach lib,$(LOCAL_STATIC_JAVA_LIBRARIES), \
       $(call intermediates-dir-for, \
-        JAVA_LIBRARIES,$(lib),$(LOCAL_IS_HOST_MODULE))/javalib.jar)
+        JAVA_LIBRARIES,$(lib),$(LOCAL_IS_HOST_MODULE),COMMON)/javalib.jar)
 
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_INSTALL_DIR := $(dir $(LOCAL_INSTALLED_MODULE))
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_CLASS_INTERMEDIATES_DIR := $(intermediates)/classes
diff --git a/core/cleanbuild.mk b/core/cleanbuild.mk
index dbc64ff..cf25ce1 100644
--- a/core/cleanbuild.mk
+++ b/core/cleanbuild.mk
@@ -187,10 +187,8 @@
 	./$(PRODUCT_OUT)/recovery \
 	./$(PRODUCT_OUT)/root \
 	./$(PRODUCT_OUT)/system \
-	./$(PRODUCT_OUT)/dex_bootjars
-
-# TODO: move the dex-preopt files to a product-specific directory
-installclean_files += ./$(TARGET_OUT_COMMON_INTERMEDIATES)/JAVA_LIBRARIES/*/javalib.jar
+	./$(PRODUCT_OUT)/dex_bootjars \
+	./$(PRODUCT_OUT)/obj/JAVA_LIBRARIES
 
 # The files/dirs to delete during a dataclean, which removes any files
 # in the staging and emulator data partitions.
diff --git a/core/definitions.mk b/core/definitions.mk
index 26ed215..6f7d2a3 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -381,7 +381,7 @@
     $(if $(_idfName),, \
         $(error $(LOCAL_PATH): Name not defined in call to intermediates-dir-for)) \
     $(eval _idfPrefix := $(if $(strip $(3)),HOST,TARGET)) \
-    $(if $(filter $(_idfClass),$(COMMON_MODULE_CLASSES))$(4), \
+    $(if $(filter $(_idfPrefix)-$(_idfClass),$(COMMON_MODULE_CLASSES))$(4), \
         $(eval _idfIntBase := $($(_idfPrefix)_OUT_COMMON_INTERMEDIATES)) \
       , \
         $(eval _idfIntBase := $($(_idfPrefix)_OUT_INTERMEDIATES)) \
diff --git a/core/dex_preopt.mk b/core/dex_preopt.mk
index 0e151bd..6e0b093 100644
--- a/core/dex_preopt.mk
+++ b/core/dex_preopt.mk
@@ -45,7 +45,7 @@
 $(eval _dbj_jar := $(DEXPREOPT_BOOT_JAR_DIR_FULL_PATH)/$(1).jar)
 $(eval _dbj_odex := $(DEXPREOPT_BOOT_JAR_DIR_FULL_PATH)/$(1).odex)
 $(eval _dbj_jar_no_dex := $(DEXPREOPT_BOOT_JAR_DIR_FULL_PATH)/$(1)_nodex.jar)
-$(eval _dbj_src_jar := $(call intermediates-dir-for,JAVA_LIBRARIES,$(1),,COMMON)/javalib.dex.jar)
+$(eval _dbj_src_jar := $(call intermediates-dir-for,JAVA_LIBRARIES,$(1),,COMMON)/javalib.jar)
 $(eval $(_dbj_odex): PRIVATE_DBJ_JAR := $(_dbj_jar))
 $(_dbj_odex) : $(_dbj_src_jar) | $(ACP) $(DEXPREOPT) $(DEXOPT)
 	@echo "Dexpreopt Boot Jar: $$@"
diff --git a/core/envsetup.mk b/core/envsetup.mk
index 72c7961..c70a5e2 100644
--- a/core/envsetup.mk
+++ b/core/envsetup.mk
@@ -274,7 +274,7 @@
 TARGET_INSTALLER_ROOT_OUT := $(TARGET_INSTALLER_OUT)/root
 TARGET_INSTALLER_SYSTEM_OUT := $(TARGET_INSTALLER_OUT)/root/system
 
-COMMON_MODULE_CLASSES := JAVA_LIBRARIES NOTICE_FILES
+COMMON_MODULE_CLASSES := TARGET-NOTICE_FILES HOST-NOTICE_FILES HOST-JAVA_LIBRARIES
 
 ifeq (,$(strip $(DIST_DIR)))
   DIST_DIR := $(OUT_DIR)/dist
diff --git a/core/java_library.mk b/core/java_library.mk
index 794b5d6..abc4728 100644
--- a/core/java_library.mk
+++ b/core/java_library.mk
@@ -23,17 +23,15 @@
 
 LOCAL_BUILT_MODULE_STEM := javalib.jar
 
-intermediates := $(call local-intermediates-dir)
 intermediates.COMMON := $(call local-intermediates-dir,COMMON)
 
-ifndef LOCAL_IS_HOST_MODULE
+# This file will be the one that other modules should depend on.
+common_javalib.jar := $(intermediates.COMMON)/$(LOCAL_BUILT_MODULE_STEM)
+LOCAL_INTERMEDIATE_TARGETS += $(common_javalib.jar)
+
 ifeq (true,$(WITH_DEXPREOPT))
 ifndef LOCAL_DEX_PREOPT
 LOCAL_DEX_PREOPT := true
-
-jar_with_dex := $(intermediates.COMMON)/javalib.dex.jar
-LOCAL_INTERMEDIATE_TARGETS += $(jar_with_dex)
-endif
 endif
 endif
 
@@ -43,15 +41,17 @@
 
 ifeq ($(LOCAL_IS_STATIC_JAVA_LIBRARY),true)
 # No dex or resources; all we want are the .class files.
-$(LOCAL_BUILT_MODULE): $(full_classes_jar)
+$(common_javalib.jar) : $(full_classes_jar)
 	@echo "target Static Jar: $(PRIVATE_MODULE) ($@)"
 	$(copy-file-to-target)
 
+$(LOCAL_BUILT_MODULE): $(common_javalib.jar)
+	$(copy-file-to-target)
+
 else # !LOCAL_IS_STATIC_JAVA_LIBRARY
 
-ifeq ($(LOCAL_DEX_PREOPT),true)
-$(jar_with_dex): PRIVATE_DEX_FILE := $(built_dex)
-$(jar_with_dex) : $(built_dex) $(java_resource_sources) | $(AAPT)
+$(common_javalib.jar): PRIVATE_DEX_FILE := $(built_dex)
+$(common_javalib.jar) : $(built_dex) $(java_resource_sources) | $(AAPT)
 	@echo "target Jar: $(PRIVATE_MODULE) ($@)"
 	$(create-empty-package)
 	$(add-dex-to-package)
@@ -59,6 +59,7 @@
 	$(add-java-resources-to-package)
 endif
 
+ifeq ($(LOCAL_DEX_PREOPT),true)
 dexpreopt_boot_jar_module := $(filter $(LOCAL_MODULE),$(DEXPREOPT_BOOT_JARS_MODULES))
 ifneq ($(dexpreopt_boot_jar_module),)
 # boot jar's rules are defined in dex_preopt.mk
@@ -76,26 +77,20 @@
 $(built_odex): PRIVATE_MODULE := $(LOCAL_MODULE)
 # Make sure the boot jars get dex-preopt-ed first
 $(built_odex) : $(DEXPREOPT_BOOT_ODEXS)
-$(built_odex) : $(jar_with_dex) | $(DEXPREOPT) $(DEXOPT)
+$(built_odex) : $(common_javalib.jar) | $(DEXPREOPT) $(DEXOPT)
 	@echo "Dexpreopt Jar: $(PRIVATE_MODULE) ($@)"
 	$(hide) rm -f $@
 	$(call dexpreopt-one-file,$<,$@)
 
-$(LOCAL_BUILT_MODULE) : $(jar_with_dex) | $(ACP) $(AAPT)
+$(LOCAL_BUILT_MODULE) : $(common_javalib.jar) | $(ACP) $(AAPT)
 	$(call copy-file-to-target)
 	$(call dexpreopt-remove-classes.dex,$@)
 
 endif # dexpreopt_boot_jar_module
 
 else # LOCAL_DEX_PREOPT
-$(LOCAL_BUILT_MODULE): PRIVATE_DEX_FILE := $(built_dex)
-$(LOCAL_BUILT_MODULE) : $(built_dex) $(java_resource_sources) | $(AAPT)
-	@echo "target Jar: $(PRIVATE_MODULE) ($@)"
-	$(create-empty-package)
-	$(add-dex-to-package)
-ifneq ($(extra_jar_args),)
-	$(add-java-resources-to-package)
-endif
-endif # LOCAL_DEX_PREOPT
+$(LOCAL_BUILT_MODULE) : $(common_javalib.jar) | $(ACP)
+	$(call copy-file-to-target)
 
+endif # LOCAL_DEX_PREOPT
 endif # !LOCAL_IS_STATIC_JAVA_LIBRARY
diff --git a/core/prebuilt.mk b/core/prebuilt.mk
index b03f2af..b4717e0 100644
--- a/core/prebuilt.mk
+++ b/core/prebuilt.mk
@@ -42,6 +42,14 @@
 endif
 endif
 
+ifeq ($(LOCAL_IS_HOST_MODULE)$(LOCAL_MODULE_CLASS),JAVA_LIBRARIES)
+# for target java libraries, the LOCAL_BUILT_MODULE is in a product-specific dir,
+# while the deps should be in the common dir, so we make a copy in the common dir.
+common_library_jar := $(call intermediates-dir-for,JAVA_LIBRARIES,$(LOCAL_MODULE),,COMMON)/$(notdir $(LOCAL_BUILT_MODULE))
+$(common_library_jar) : $(LOCAL_PATH)/$(LOCAL_SRC_FILES) | $(ACP)
+	$(transform-prebuilt-to-target)
+endif
+
 ifeq ($(LOCAL_CERTIFICATE),EXTERNAL)
   # The magic string "EXTERNAL" means this package will be signed with
   # the test key throughout the build process, but we expect the final