平台
RK3288 + Android 7.1
概述
增加供第三方式应用调用的SDK接口, 并以JAR包的方式提供全应用开发者.
实现
- 增加JAVA代码并编写Android MK
Android.mk, JAVA 代码忽略
LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_MODULE_TAGS := optional
#LOCAL_NO_STANDARD_LIBRARIES := true
LOCAL_JAVA_LIBRARIES := core-oj core-libart framework
LOCAL_SRC_FILES := $(call all-java-files-under, java)
LOCAL_MODULE := sdkapi
#LOCAL_DX_FLAGS := --core-library
include $(BUILD_JAVA_LIBRARY)
- 修改源码MK文件, 增加编译模块sdkapi
diff --git a/build/target/product/core_minimal.mk b/build/target/product/core_minimal.mk
index 4674add..cc4a08b 100755
--- a/build/target/product/core_minimal.mk
+++ b/build/target/product/core_minimal.mk
@@ -100,7 +100,10 @@ PRODUCT_BOOT_JARS := \
voip-common \
ims-common \
apache-xml \
org.apache.http.legacy.boot \
+ sdkapi \
- 重新source后,编译模块mmm frameworks/base/sdkapi/
android@server:~/codes/rk3288_n712$ ll out/target/common/obj/JAVA_LIBRARIES/sdkapi_intermediates/
total 56
drwxrwxr-x 4 android android 4096 10月 26 10:56 ./
drwxrwxr-x 329 android android 20480 10月 26 10:55 ../
-rw-rw-r-- 1 android android 4492 10月 26 10:56 classes.dex
-rw-rw-r-- 1 android android 6922 10月 26 10:56 classes.jack
-rw-rw-r-- 1 android android 0 10月 26 10:56 jack_res_jar_flags
drwxrwxr-x 2 android android 4096 10月 26 10:56 jack-rsc/
-rw-rw-r-- 1 android android 78 10月 26 10:55 jack-rsc.java-source-list
-rw-rw-r-- 1 android android 2745 10月 26 10:56 javalib.jar
drwxrwxr-x 2 android android 4096 10月 26 10:56 with-local/
- 未找到相应可用JAR包(classes.jar), 重新执行make
[ 27% 29/107] Check package name for out/target/common/obj/JAVA_LIBRARIES/cor...sses.jar out/target/common/obj/JAVA_LIBRARIES/xsapi_intermediates/classes.jar
FAILED: /bin/bash -c "(build/core/tasks/check_boot_jars/check_boot_jars.py build/core/tasks/check_boot_jars/package_whitelist.txt out/target/common/obj/JAVA_LIBRARIES/core-oj_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/core-libart_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/conscrypt_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/okhttp_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/core-junit_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/bouncycastle_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/ext_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/framework_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/openapi_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/telephony-common_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/voip-common_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/ims-common_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/apache-xml_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/org.apache.http.legacy.boot_intermediates/classes.jar out/target/common/obj/JAVA_LIBRARIES/sdkapi_intermediates/classes.jar ) && (mkdir -p out/target/common/obj/PACKAGING/boot-jars-package-check_intermediates/ && touch out/target/common/obj/PACKAGING/boot-jars-package-check_intermediates/stamp )"
Error: out/target/common/obj/JAVA_LIBRARIES/sdkapi_intermediates/classes.jar: unknown package name of class file com/sdkapi/tools/DeviceApi.class
编译出错, LOG中的信息有三点
- build/core/tasks/check_boot_jars/package_whitelist.txt
- out/target/common/obj/JAVA_LIBRARIES/sdkapi_intermediates/classes.jar
- unknown package name of class file com/sdkapi/tools/DeviceApi.class
第三点说明编译时找不到类, 经查证后, 发现跟第 1 点的文件相关.
- 修改
android@server:~/codes/rk3288_n712$ git diff build
diff --git a/build/core/tasks/check_boot_jars/package_whitelist.txt b/build/core/tasks/check_boot_jars/package_whitelist.txt
old mode 100644
new mode 100755
index 3cb6e28..46870a9
--- a/build/core/tasks/check_boot_jars/package_whitelist.txt
+++ b/build/core/tasks/check_boot_jars/package_whitelist.txt
@@ -109,7 +109,8 @@ dalvik\..*
libcore\..*
android\..*
com\.android\..*
-
+com\.sdkapi\.tools
###################################################
# core-junit.jar
增加 com.sdkapi.tools 到白名单后, 再次执行make, 编译成功.
- 查看输出文件
android@server:~/codes/rk3288_n712$ ll out/target/common/obj/JAVA_LIBRARIES/sdkapi_intermediates/
total 72
drwxrwxr-x 5 android android 4096 10月 26 11:00 ./
drwxrwxr-x 330 android android 20480 10月 26 11:00 ../
drwxrwxr-x 3 android android 4096 10月 26 11:00 classes/
-rw-rw-r-- 1 android android 4492 10月 26 10:56 classes.dex
-rw-rw-r-- 1 android android 3290 10月 26 11:00 classes-full-debug.jar
-rw-rw-r-- 1 android android 6922 10月 26 10:56 classes.jack
-rw-rw-r-- 1 android android 3290 10月 26 11:00 classes.jar
-rw-rw-r-- 1 android android 3290 10月 26 11:00 classes-jarjar.jar
-rw-rw-r-- 1 android android 0 10月 26 10:56 jack_res_jar_flags
drwxrwxr-x 2 android android 4096 10月 26 10:56 jack-rsc/
-rw-rw-r-- 1 android android 78 10月 26 10:55 jack-rsc.java-source-list
-rw-rw-r-- 1 android android 2745 10月 26 10:56 javalib.jar
drwxrwxr-x 2 android android 4096 10月 26 10:56 with-local/
将classes.jar文件拷贝出来发送给应用开发人员即可.
扩展
android 修改新增jar 路径
Android6.0上frameworks增加代码编译错误
[android6.0]添加System Jar记录