First Android App

构建发布

带签名发布

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keytool -genkey -v -keystore my-release-key.keystore -alias my-key-alias -keyalg RSA -keysize 2048 -validity 10000

放在android/app文件夹下

编辑 ~/.gradle/gradle.properties

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MYAPP_RELEASE_STORE_FILE=my-release-key.keystore
MYAPP_RELEASE_KEY_ALIAS=my-key-alias
MYAPP_RELEASE_STORE_PASSWORD=*****
MYAPP_RELEASE_KEY_PASSWORD=*****

编辑 android/app/build.gradle

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android {
  ...
  defaultConfig { ... }
  signingConfigs {
    release {
      if (project.hasProperty('MYAPP_RELEASE_STORE_FILE')) {
        storeFile file(MYAPP_RELEASE_STORE_FILE)
        storePassword MYAPP_RELEASE_STORE_PASSWORD
        keyAlias MYAPP_RELEASE_KEY_ALIAS
        keyPassword MYAPP_RELEASE_KEY_PASSWORD
      }
    }
  }
  buildTypes {
    release {
      ...
      signingConfig signingConfigs.release
    }
  }
}

Build APK

  • gradlew installRelease 安装apk
  • gradlew assembleRelease 生成apk（不区分Variant）
  • gradlew build build所有Variant
  • gradlew assembleProduction build指定Variant

Android Troubleshooting

build.gradle 依赖下载失败

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google()
maven{ url 'http://maven.aliyun.com/nexus/content/groups/public/'}
maven{ url 'http://maven.aliyun.com/nexus/content/repositories/jcenter'}

Active Build Variant 无法切换，导致无法打包

使用命令行build打包

avd 启动一次之后关闭，以后每次都闪退

导致每次都要Wipe Data后才能使用

The skin directory does not point to a valid skin

导致虚拟机属性无法修改

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