Data-binding integration.
- Set up LOCAL_JAVACFLAGS to run annotation processing.
- Set up a new intermediate directory $(data_binding_intermediates) to
contain data-binding intermediate files.
- The annotation generated code is generated to
$(data_binding_intermediates)/anno-src. The code will be automatically
included by javac, so no need to store it in
$(LOCAL_INTERMEDIATE_SOURCE_DIR).
- Set up rules to run DATA_BINDING_COMPILER. The generated code will be
put in $(LOCAL_INTERMEDIATE_SOURCE_DIR)/data-binding, so that it can
be automatically included by $(compile-java); Other generated files
are put in in subdirs of $(data_binding_intermediates). The generated
resource dir replaces the app's original LOCAL_RESOURCE_DIR.
Also fixed transform-jar-to-jack on prebuilt aar.
Bug: 19945740
Change-Id: I42d9b0e5cd48cf2dce4488298a960b3c95602beb
diff --git a/core/package_internal.mk b/core/package_internal.mk
index fee484f..43218b6 100644
--- a/core/package_internal.mk
+++ b/core/package_internal.mk
@@ -204,6 +204,24 @@
rs_compatibility_jni_libs :=
+ifeq ($(LOCAL_DATA_BINDING),true)
+data_binding_intermediates := $(intermediates.COMMON)/data-binding
+
+LOCAL_JAVACFLAGS += -processorpath $(DATA_BINDING_COMPILER) -s $(data_binding_intermediates)/anno-src
+LOCAL_JACK_FLAGS += --processorpath $(DATA_BINDING_COMPILER)
+
+LOCAL_STATIC_JAVA_LIBRARIES += databinding-baselibrary
+LOCAL_STATIC_JAVA_AAR_LIBRARIES += databinding-library databinding-adapters
+
+data_binding_res_in := $(LOCAL_RESOURCE_DIR)
+data_binding_res_out := $(data_binding_intermediates)/res
+
+# Replace with the processed merged res dir.
+LOCAL_RESOURCE_DIR := $(data_binding_res_out)
+
+LOCAL_AAPT_FLAGS += --auto-add-overlay --extra-packages com.android.databinding.library
+endif # LOCAL_DATA_BINDING
+
include $(BUILD_SYSTEM)/android_manifest.mk
#################################
@@ -225,6 +243,34 @@
PRIVATE_DEFAULT_APP_TARGET_SDK := $(DEFAULT_APP_TARGET_SDK)
endif
+ifeq ($(LOCAL_DATA_BINDING),true)
+data_binding_stamp := $(data_binding_intermediates)/data-binding.stamp
+$(data_binding_stamp): PRIVATE_INTERMEDIATES := $(data_binding_intermediates)
+$(data_binding_stamp): PRIVATE_MANIFEST := $(full_android_manifest)
+# Generate code into $(LOCAL_INTERMEDIATE_SOURCE_DIR) so that the generated .java files
+# will be automatically picked up by function compile-java.
+$(data_binding_stamp): PRIVATE_SRC_OUT := $(LOCAL_INTERMEDIATE_SOURCE_DIR)/data-binding
+$(data_binding_stamp): PRIVATE_XML_OUT := $(data_binding_intermediates)/xml
+$(data_binding_stamp): PRIVATE_RES_OUT := $(data_binding_res_out)
+$(data_binding_stamp): PRIVATE_RES_IN := $(data_binding_res_in)
+$(data_binding_stamp): PRIVATE_ANNO_SRC_DIR := $(data_binding_intermediates)/anno-src
+
+$(data_binding_stamp) : $(all_res_assets) $(full_android_manifest) \
+ $(DATA_BINDING_COMPILER)
+ @echo "Data-binding process: $@"
+ @rm -rf $(PRIVATE_INTERMEDIATES) $(PRIVATE_SRC_OUT) && \
+ mkdir -p $(PRIVATE_INTERMEDIATES) $(PRIVATE_SRC_OUT) \
+ $(PRIVATE_XML_OUT) $(PRIVATE_RES_OUT) $(PRIVATE_ANNO_SRC_DIR)
+ $(hide) java -classpath $(DATA_BINDING_COMPILER) android.databinding.tool.MakeCopy \
+ $(PRIVATE_MANIFEST) $(PRIVATE_SRC_OUT) $(PRIVATE_XML_OUT) $(PRIVATE_RES_OUT) $(PRIVATE_RES_IN)
+ $(hide) touch $@
+
+# Make sure the data-binding process happens before javac and generation of R.java.
+$(R_file_stamp) $(full_classes_compiled_jar) : $(data_binding_stamp)
+# The dependency path when jack is enabled
+$(built_dex_intermediate) : $(data_binding_stamp)
+endif # LOCAL_DATA_BINDING
+
ifeq ($(need_compile_res),true)
# Since we don't know where the real R.java file is going to end up,