Enr*_*cos 16 android google-play-services android-studio
我已经安装了Google Play服务并创建了一个Hello World应用程序,以测试一切正常,我认为应用程序的大小太大了:4.98 MB.我正在使用Android Studio,我按照Android开发人员网站上的详细说明操作.
这是我的gradle文件:
apply plugin: 'android'
android {
compileSdkVersion 19
buildToolsVersion "19.0.1"
defaultConfig {
minSdkVersion 15
targetSdkVersion 19
versionCode 1
versionName "1.0"
}
buildTypes {
release {
runProguard false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
}
}
}
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
compile 'com.google.android.gms:play-services:4.3.23'
}
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编辑
这是我的proguard文件:
-keep class * extends java.util.ListResourceBundle {
protected Object[][] getContents();
}
-keep public class com.google.android.gms.common.internal.safeparcel.SafeParcelable {
public static final *** NULL;
}
-keepnames @com.google.android.gms.common.annotation.KeepName class *
-keepclassmembernames class * {
@com.google.android.gms.common.annotation.KeepName *;
}
-keepnames class * implements android.os.Parcelable {
public static final ** CREATOR;
}
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**编辑2**
我使用最新版本的Intellij Idea安装了Google Play服务,现在apk是3.52 MB.我不知道这是否是可接受的尺寸.
这是正常的吗?
Sea*_*eau 15
不,这不正常 - 我的GPSTest应用程序的早期版本(包括用于地图的Google Play服务)在使用Proguard进行混淆后仅为808KB - 当前版本(添加另一个库之后)在混淆后大约为1,497KB.
我建议使用以下步骤从命令行导出APK,以避免Android Studio的潜在问题:
gradlew assembleRelease/app/build/apk文件夹中找到已签名和混淆的APK如果您要通过Android Studio导出APK,请注意存在一个已知问题,即默认情况下Android Studio将使用assembleDebug任务而不是assembleRelease任务导出.因此,build.gradle将不会执行文件中用于运行Proguard的特定于发行版buildType的任何配置.
作为通过Android Studio导出的解决方法,您可以通过以下步骤更改默认的Build Variant:
debug为release.现在,当您执行"Build-> Generate Signed APK ..."时,Android Studio应该运行Build Variant版本,如果您正确配置它,它应该运行Proguard build.gradle.您可以debug在正常情况下调试应用程序时更改回变体.
如果你想从GPSTest复制我的设置,这里是proguard.cfg:
-optimizationpasses 5
-dontusemixedcaseclassnames
-dontskipnonpubliclibraryclasses
-dontpreverify
-verbose
-optimizations !code/simplification/arithmetic,!field/*,!class/merging/*
-keep public class * extends android.app.Activity
-keep public class * extends android.app.Application
-keep public class * extends android.preference.Preference
-keepclasseswithmembers class * {
native <methods>;
}
-keepclasseswithmembers class * {
public <init>(android.content.Context, android.util.AttributeSet);
}
-keepclasseswithmembers class * {
public <init>(android.content.Context, android.util.AttributeSet, int);
}
-keepclassmembers enum * {
public static **[] values();
public static ** valueOf(java.lang.String);
}
-keep class * implements android.os.Parcelable {
public static final android.os.Parcelable$Creator *;
}
-keep class * extends java.util.ListResourceBundle {
protected Object[][] getContents();
}
-dontwarn **CompatHoneycomb
-dontwarn **CompatCreatorHoneycombMR2
-dontwarn **AccessibilityServiceInfoCompatJellyBeanMr2
-dontwarn android.support.v4.view.**
-dontwarn android.support.v4.media.**
-dontwarn com.actionbarsherlock.internal.**
-keep class android.support.v4.** { *; }
-keepattributes *Annotation*
-keep public class * extends android.view.View
-keep public class * extends android.view.ViewGroup
-keep public class * extends android.support.v4.app.Fragment
-keepclassmembers class * extends com.actionbarsherlock.ActionBarSherlock {
<init>(android.app.Activity, int);
}
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......和build.gradle:
apply plugin: 'android'
android {
compileSdkVersion 19
buildToolsVersion "19.0.0"
defaultConfig {
minSdkVersion 8
targetSdkVersion 19
}
if (project.hasProperty("secure.properties")
&& new File(project.property("secure.properties")).exists()) {
Properties props = new Properties()
props.load(new FileInputStream(file(project.property("secure.properties"))))
signingConfigs {
debug {
storeFile file("gpstest.debug.keystore")
}
release {
storeFile file(props['key.store'])
keyAlias props['key.alias']
storePassword "askmelater"
keyPassword "askmelater"
}
}
} else {
signingConfigs {
debug {
storeFile file("gpstest.debug.keystore")
}
release {
// Nothing here
}
}
}
buildTypes {
release {
runProguard true
proguardFile 'proguard.cfg'
signingConfig signingConfigs.release
}
}
}
task askForPasswords << {
// Must create String because System.readPassword() returns char[]
// (and assigning that below fails silently)
def storePw = new String(System.console().readPassword("\nKeystore password: "))
def keyPw = new String(System.console().readPassword("Key password: "))
android.signingConfigs.release.storePassword = storePw
android.signingConfigs.release.keyPassword = keyPw
}
tasks.whenTaskAdded { theTask ->
if (theTask.name.equals("packageRelease")) {
theTask.dependsOn "askForPasswords"
}
}
dependencies {
compile project(':ShowcaseViewLibrary')
compile 'com.google.android.gms:play-services:3.2.65'
compile 'com.actionbarsherlock:actionbarsherlock:4.4.0@aar'
compile 'org.jraf:android-switch-backport:1.2'
compile 'com.google.maps.android:android-maps-utils:0.2.1'
}
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如果您想将其用作样本,可以在Github上使用整个GPSTest源代码.
编辑
在使用Google Play Services v6.5或更高版本的功能时帮助缩小APK的另一种方法是仅包含您实际使用的Google Play服务中的功能库.
例如,如果您使用的唯一Google Play服务API是Maps API v2,而不是将整个Google Play服务库包含在build.gradle:
compile 'com.google.android.gms:play-services:7.8.0'
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...您可以只包含Maps API v2部分:
compile 'com.google.android.gms:play-services-maps:7.8.0'
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有关可以拆分的API的详细信息,请参阅Google Play服务 - "有选择地将API编译到您的可执行文件"部分.这是截至2015年9月的清单:
com.google.android.gms:play-services-plus:7.8.0com.google.android.gms:play-services-identity:7.8.0com.google.android.gms:play-services-base:7.8.0com.google.android.gms:play-services-appindexing:7.8.0com.google.android.gms:play-services-appinvite:7.8.0com.google.android.gms:play-services-analytics:7.8.0com.google.android.gms:play-services-cast:7.8.0com.google.android.gms:play-services-gcm:7.8.0com.google.android.gms:play-services-drive:7.8.0com.google.android.gms:play-services-fitness:7.8.0com.google.android.gms:playservices-location:7.8.0com.google.android.gms:play-services-maps:7.8.0com.google.android.gms:play-services-ads:7.8.0com.google.android.gms:play-services-vision:7.8.0com.google.android.gms:play-services-nearby:7.8.0com.google.android.gms:play-services-panorama:7.8.0com.google.android.gms:play-services-games:7.8.0com.google.android.gms:play-services-safetynet:7.8.0com.google.android.gms:play-services-wallet:7.8.0com.google.android.gms:play-services-wearable:7.8.0| 归档时间: |
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