android framework增加/删除类

本文介绍在Android框架中如何添加及删除自定义Java类的方法。通过在相应目录放置文件并使用makeupdate-api命令来更新API。对于删除操作,作者建议采用makeclobber命令进行彻底清理。

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    如何在framework下面增加自己的java类呢?


    如果本身在base下面添加类,只要把java类放在对应的地方,然后在android根目录下面调用make update-api(需要先source build/env.sh,brunch)即可更新api。

    其他的添加方式我没有实践过,就不在这里写了。


    如何在framework下面删除刚刚自己添加的java类呢?

    我仿照上面增加java类的方式,也调用make update-api,但是发现没有效果。然后我在out目录下面找到对应的class,删除这些class,发现还是没有用。

    我觉得还是make clobber(类似make clean),然后重新编framework吧

    谁有比较好的办法?

安卓编译时出现报错,报错如下,情分析原因。报错信息:[ 18% 707/3795] //prebuilts/sdk/current/support:android-support-compat-nodeps aapt2 link [common] FAILED: out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/package-res.apk out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/gen/proguard.options out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/gen/R.jar out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/R.txt out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/extra_packages rm -rf out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/gen/aapt2/R && out/soong/host/linux-x86/bin/aapt2 link -o out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/package-res.apk --static-lib --no-static-lib-packages --auto-add-overlay --manifest out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/aar/AndroidManifest.xml --auto-add-overlay -I out/soong/.intermediates/frameworks/base/core/res/framework-res/android_common/package-res.apk --java out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/gen/aapt2/R --proguard out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/gen/proguard.options --output-text-symbols out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/R.txt -R @out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/aapt2/overlay.list && out/soong/host/linux-x86/bin/soong_zip -write_if_changed -jar -o out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/gen/R.jar -C out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/gen/aapt2/R -D out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/gen/aapt2/R &&out/soong/host/linux-x86/bin/extract_jar_packages -i out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/gen/R.jar -o out/soong/.intermediates/prebuilts/sdk/current/support/android-support-compat-nodeps/android_common/extra_packages --prefix '--extra-packages ' runtime: failed to create new OS thread (have 2 already; errno=11) runtime: may need to increase max user processes (ulimit -u) fatal error: newosproc
最新发布
07-19
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