Android几种多渠道打包的步骤详解

<meta-data 
 android:name="UMENG_CHANNEL" 
 android:value="${channel}" />

build {
 ......
 productFlavors {
 baidu {}
 xiaomi {}
 qihu360 {}
 yingyongbao {}
 huawei {}
 }
 productFlavors.all {
 flavor -> flavor.manifestPlaceholders = [UMENG_CHANNEL: name]
 } 
}

build {
 ......
 applicationVariants.all { variant ->
 variant.outputs.each { output ->
 def outputFile = output.outputFile
 if (outputFile != null && outputFile.name.endsWith('.apk')) {
  def fileName = "driver_${variant.productFlavors[0].name}_v${defaultConfig.versionName}.apk"
  output.outputFile = new File(outputFile.parent, fileName)
 }
 }
 }
}

build {
 ......
 applicationVariants.all { variant ->
 variant.outputs.all {
 outputFileName = "driver_${variant.productFlavors[0].name}_v${variant.versionName}.apk"
 }
 }
}

build {
 ......
 defaultConfig {
 ......
 flavorDimensions "versionCode"
 }
}

<meta-data 
 android:name="UMENG_CHANNEL" //可以随意定义
 android:value="${channel}" />

buildscript {
 dependencies {
 classpath 'com.mcxiaoke.packer-ng:plugin:2.0.1'
 }
}

apply plugin: 'packer'
dependencies {
 ......
 implementation 'com.mcxiaoke.packer-ng:helper:2.0.1'
}

build {
 ......
 packer {
 archiveNameFormat = '${buildType}-v${versionName}-${channel}' // 定义输出APK名称
 archiveOutput = new File(project.rootProject.buildDir, "apks") // 设置APK输出目录
 channelFile = new File(project.rootDir, "channel.txt") // 添加渠道配置文件
 }
}

private String getChannel() {
 try { 
 　　PackageManager pm = getPackageManager(); 
 　　ApplicationInfo appInfo = pm.getApplicationInfo(getPackageName(), PackageManager.GET_META_DATA); 
 　　String channel = appInfo.metaData.getString(key); // key为<meta-data>标签中的name 
 　　if (!TextUtils.isEmpty(channel)) {  
 　　return channel;
 　　}
　　} catch (Exception e) { 
 　　e.printStackTrace();
　　}
　　return null;
}

private String getChannel() {
 try { 
 　　PackageManager pm = getPackageManager(); 
 　　ApplicationInfo appInfo = pm.getApplicationInfo(getPackageName(), PackageManager.GET_META_DATA); 
 　　String channel = appInfo.metaData.getString(key); // key为<meta-data>标签中的name 
 　　if (!TextUtils.isEmpty(channel)) {  
 　　return channel;
 　　}
　　} catch (Exception e) { 
 　　e.printStackTrace();
　　}
　　return null;
}