Android Studio 签名证书文件在build.gradle(app)中配置

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Android Studio 签名证书文件在build.gradle(app)中配置

楼主会在最后统一放出代码片段

生成签名证书文件方式请点击下方链接跳转 Android Studio中创建keystore
http://blog.csdn.net/qq_24349695/article/details/78540982


生成签名证书文件完之后,运行release的时候还是无法运行,需要在build.gradle(app)中配置下才可以,下图中1和2 是一样的,只是2的常量配置在gradle.properties中了,1中就直接填写你自己的项目信息就行了,具体写1还是2看个人编码习惯。

1.在app/build.gradle文件中增加 signingConfigs字段:如下所示:
这里写图片描述

注意:storeFile, storePassword, keyAlias, keyPassword缺一不可,都必须填写,并且填写正确。
如果没有填写 keyAlias,则签名时候会报告 Android-APK signing error : Failed to read key from keystore
密码不正确的时候,会报告 java.security.UnrecoverableKeyException: Cannot recover keyThis exception may result from the fact that you had provided a key password that was different from the keystore password

2.signingConfig做完之后,对于 Release配置,在 buildTypes中必须指定,如图
这里写图片描述

否则,会出现
Error: The apk for your currently selected variant(app-release-unsigned.apk) is not signed. please specify a signing configuration for this variant(release)

注意:signingConfigs必须在 buildTypes前面声明,否则会出现找不到配置选项的错误。

build.gradle代码

1、signingConfigs {        release {            File strFile = new File("../jks/VC.jks")            storeFile file(strFile)            storePassword "vc1234"            keyPassword "vc1234"            keyAlias "vc"        }    }2、signingConfigs {        release {            storeFile file(RELEASE_STOREFILE);            storePassword RELEASE_STORE_PASSWORD;            keyAlias RELEASE_KEY_ALIAS            keyPassword RELEASE_KEY_PASSWORD        }    } buildTypes {        release {            minifyEnabled true   //是否代码混淆            multiDexEnabled true //防止方法数量超过65536导致错误            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'            signingConfig signingConfigs.release        } }源码下载地址http://download.csdn.net/download/qq_24349695/10119935
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