设置别名
android.applicationVariants.all{ variant->

    variant.outputs.all{

        if (variant.buildType.name =='release') {

outputFileName ="sisxmanger_Bate_${variant.versionName}_${releaseTime()}.apk"

        }else if (variant.buildType.name =='debug') {

outputFileName ="sisxmanger_debug.apk"

        }

}

}

//指定时间

static def releaseTime() {

return new Date().format("yyyy-MM-dd", TimeZone.getTimeZone("UTC"))

}