dex

Android性能优化系列

自作多情 提交于 2019-12-13 14:50:52
【推荐】2019 Java 开发者跳槽指南.pdf(吐血整理) >>> (一)APP 启动原理 —— 优化启动黑白屏 (二)布局渲染流程与原理 —— 优化卡顿 (四)垃圾回收算法与垃圾收集器 —— 优化内存抖动 (五)图片压缩 —— 优化图片文件、内存 (六)巨图加载 —— 优化图片内存 (七)电量分析 —— 优化耗电 (八)JobSchedule 的使用以及源码分析 (九) AsyncTask 使用及源码分析 (十)ThreadPoolExecutor 源码分析 —— 线程池 (十一)Handle 源码分析以及手写实现 (十二)Proguard 的使用与配置 —— 代码混淆 (十三)Dex 加解密与多 Dex 加载 (十四)Tinker 热修复原理及手写实现 (十五)Dex 加密之 Application 替换 (十六)Android 进程保活 (十七)WebP 的测试与使用 (十八)Protobuf —— 优化序列化,替换 Json (十九)7-Zip 压缩 (二十)Apk 瘦身 来源: oschina 链接: https://my.oschina.net/boonya/blog/3142623

Android Studio - Error:Uncaught translation error: com.android.dx.cf.code.SimException: local 0001: invalid

拈花ヽ惹草 提交于 2019-12-13 14:23:22
问题 I have just set up a new computer with Android Studio and imported my project from bitbucket. Problem is that I am now getting this error when trying to build the project: Information:Gradle tasks [:app:clean, :app:generateDebugSources, :app:generateDebugAndroidTestSources, :app:mockableAndroidJar, :app:prepareDebugUnitTestDependencies, :app:assembleDebug] :app:clean :app:preBuild UP-TO-DATE :app:preDebugBuild UP-TO-DATE :app:checkDebugManifest :app:preReleaseBuild UP-TO-DATE :app

What are the dex method and string limits in an Android app?

假装没事ソ 提交于 2019-12-13 06:49:23
问题 After implementing jumbo dex, we dont get any further dex errors. The ~65K string limit is now exceeded, but not the method count. What is the limits we now face, if any, for strings and methods in an Android app? 回答1: After some exhaustive testing. The details can be found below: The upper limit on method references and string references without jumbo dex is 65536. A method reference is a unique name by which a method is defined and/or invoked, and is only counted once. That is to say: if

Failure to verify dex file Out-of-order annotation_element name_idx

我的未来我决定 提交于 2019-12-13 03:13:53
问题 i need your help. I got a Runtime error when updating my gradle from : implementation 'com.google.android.gms:play-services-auth:15.0.1' implementation 'com.facebook.android:facebook-android-sdk:4.27.0' to : implementation 'com.google.android.gms:play-services-auth:15.0.1' implementation 'com.facebook.android:facebook-android-sdk:4.27.0' implementation 'com.google.android.gms:play-services-ads:15.0.1' implementation 'com.facebook.android:audience-network-sdk:4.27.0' Error Log : E

Can not generate signed apk in android

好久不见. 提交于 2019-12-13 03:12:51
问题 Exception is org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':_4SaleApp:transformClassesWithDexForRelease'. at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:100) at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:70) at org.gradle.api.internal.tasks.execution.OutputDirectoryCreatingTaskExecuter.execute(OutputDirectoryCreatingTaskExecuter.java

Unable to merge dex Android studio 3.0 [duplicate]

喜欢而已 提交于 2019-12-12 17:49:39
问题 This question already has answers here : Unable to merge dex (60 answers) Closed last year . I have some problem with my project. In Android studio 2.3.3 it works fine but when I updated to 3.0 I have problem to marge dex. I clean and rebuild project. What is wrong: Execution failed for task ':app:transformDexArchiveWithExternalLibsDexMergerForDebug'. com.android.builder.dexing.DexArchiveMergerException: Unable to merge dex StackTrace: org.gradle.api.tasks.TaskExecutionException: Execution

dex file does not contain MainActivity class

爷,独闯天下 提交于 2019-12-12 15:17:08
问题 When running my app I get the following error: java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.name.app/com.name.app.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "com.name.app.MainActivity" on path: DexPathList[[zip file "/data/app/com.name.app-2/base.apk"], nativeLibraryDirectories=[/vendor/lib, /system/lib]] I have used the Android Studio apk analyzer (Build > Analyze APK) to analyse my apk (app/build/outputs/apk/debug/app-debug.apk) and

Using .aar NoClassDefFoundError But Class Exists and is Dexed

丶灬走出姿态 提交于 2019-12-12 07:48:42
问题 I have several projects which I build to create an .aar. I then import this .aar into into Android Studio under /libs. The build.gradle file for this dependency looks as follows: repositories{ flatDir{ dirs 'libs' } } dependencies { compile fileTree(dir: 'libs', include: ['*.jar']) compile 'com.android.support:appcompat-v7:22.0.0' compile 'com.google.android.gms:play-services:7.0.0' compile 'com.android.support:multidex:+' compile(name: 'customApi-debug', ext:'aar') } Since the library is

accessing to classes of app from dex file by classloader

|▌冷眼眸甩不掉的悲伤 提交于 2019-12-12 07:38:35
问题 I have a app that recieve a dex file from server then save it on sdcard and load it for doing some functions.I am loading a my app's class from my dex file as following dex file public class Main { public void onCreate() { System.out.print("------------onCreate------------"); try { final ClassLoader classloader = ClassLoader.getSystemClassLoader(); final Class<Object> classToLoad = (Class<Object>) classloader.loadClass("com.example.myapp.M"); final Object myInstance = classToLoad.newInstance(

Conversion to Dalvik format failed: Unable to execute dex: Multiple dex files are defined

会有一股神秘感。 提交于 2019-12-12 05:25:17
问题 I'm getting an error at runtime stating: "DraggableGridViewSample] Conversion to Dalvik format failed: Unable to execute dex: Multiple dex files define Lcom/animoto/android/views/DraggableGridView$1;" How might this be avoided? I've tried removing the android-support-v4 jar from my libs folder and clicking Android Tools > Add Android Support Library but I cannot seem to resolve this issue. Any suggestions are greatly appreciated. 回答1: Looking at the source you provided, the DraggableGridView