gradle更新后的Android Wear ClassNotFoundException

将项目gradle包装器从2.14.1更新到3.3并将Android gradle插件从2.2.3更新到2.3.1后，我在可穿戴应用程序启动时遇到了ClassNotFoundException .

笔记：

• 如果可穿戴应用程序直接从Android Studio推送到 Watch ，而不是移动版APK的一部分，那么一切正常 .

• 在以前的gradle版本上没有例外 .

例外：

04-12 15：54：57.824 18000-18000 /？ E / AndroidRuntime：FATAL EXCEPTION：main进程：com.artyom.aa.artyom.android，PID：18000 java.lang.RuntimeException：无法实例化应用程序com.artyom.aa.artyom.android.MyWearApplication：java.lang.ClassNotFoundException ：没有在路径上找到类“com.artyom.aa.artyom.android.MyWearApplication”：DexPathList [[zip文件“/system/framework/com.google.android.wearable.jar”，zip文件“/ data / app / com.artyom.aa.artyom.android-1 / base.apk“]，nativeLibraryDirectories = [/ data / app / com.artyom.aa.artyom.android-1 / lib / arm，/ vendor / lib，/系统/ lib]]在Android.app.ActivityThread.handleBindApplication（ActivityThread.java:4685）的android.app.LoadedApk.makeApplication（LoadedApk.java:578）android.app.ActivityThread.-wrap1（ActivityThread.java）at android.app.ActivityThread $ H.handleMessage（ActivityThread.java:1405）在android.app.Handler.dispatchMessage（Handler.java:102）android.app.Looper.loop（Looper.java:148）android.app java.lang.reflect中的.ActivityThread.main（ActivityThread.java:5422） . com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run（ZygoteInit.java:726）的com.android.internal.os.ZygoteInit.main（ZygoteInit.java:616）中的Method.invoke（Native Method）引起： java.lang.ClassNotFoundException：在路径上找不到类“com.artyom.aa.artyom.android.MyWearApplication”：DexPathList [[zip file“/system/framework/com.google.android.wearable.jar”，zip文件“/data/app/com.artyom.aa.artyom.android-1/base.apk"],nativeLibraryDirectories=[/data/app/com.artyom.aa.artyom.android-1/lib/arm,/在java.lang.ClassLoader.loadClass（ClassLoader）的java.lang.ClassLoader.loadClass（ClassLoader.java:511）的dalvik.system.BaseDexClassLoader.findClass（BaseDexClassLoader.java:56）上的vendor / lib，/ system / lib] .java：469）在android.app.Instrumentation.new应用程序中的android.app.Instrumentation.newApplication（Instrumentation.java:981）android.app.LoadedApk.makeApplication（LoadedApk.java:573） . （ActivityThread.java：4685）在android.app.ActivityThread.-wrap1（ActivityThread.java）at和在Android.app的android.os.Looper.loop（Looper.java:148）的android.os.Handler.dispatchMessage（Handler.java:102）的roid.app.ActivityThread $ H.handleMessage（ActivityThread.java:1405） .ActivityThread.main（ActivityThread.java:5422）位于com.android的com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run（ZygoteInit.java:726）的java.lang.reflect.Method.invoke（Native Method） .internal.os.ZygoteInit.main（ZygoteInit.java:616）压缩：java.lang.ClassNotFoundException：com.artyom.aa.artyom.android.MyWearApplication at java.lang.Class.classForName（Native Method）at java.lang .bootClassLoader.findClass（ClassLoader.java:781）java.lang.BootClassLoader.loadClass（ClassLoader.java:841）java.lang.ClassLoader.loadClass（ClassLoader.java:504）... 12更多引起：java .lang.NoClassDefFoundError：使用引导类加载器找不到类;没有堆栈跟踪可用

可穿戴的build.gradle：

apply plugin: 'com.android.application'
apply plugin: 'me.tatarka.retrolambda'

def serverVersion = project.file("../server_version.txt").text

android {
    compileSdkVersion 25
    buildToolsVersion "25.0.2"

    defaultConfig {
        applicationId "com.artyom.aa.artyom.android"
        minSdkVersion 21
        targetSdkVersion 25
        versionCode rootProject.ext.versionCode
        versionName rootProject.ext.versionName
    }

    signingConfigs {
        release {
            storeFile file(project.ext.releaseStoreFile)
            storePassword project.ext.releaseStorePassword
            keyAlias project.ext.releaseKeyAlias
            keyPassword project.ext.releaseKeyPassword
        }
        debug {
            storeFile file(project.ext.debugStoreFile)
            storePassword project.ext.debugStorePassword
            keyAlias project.ext.debugKeyAlias
            keyPassword project.ext.debugKeyPassword
        }
    }

    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_8
        targetCompatibility JavaVersion.VERSION_1_8
    }

    buildTypes {
        debug {
            signingConfig signingConfigs.release
        }
        release {
            //TODO should be removed in production
            multiDexEnabled true
            debuggable true
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
            signingConfig signingConfigs.release
        }
    }

    packagingOptions {
        exclude 'META-INF/ASL2.0'
        exclude 'META-INF/LICENSE'
        exclude 'META-INF/NOTICE'
        exclude 'META-INF/NOTICE.txt'
        exclude 'META-INF/LICENSE.txt'
        exclude 'META-INF/MANIFEST.MF'
    }
}

dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
        exclude group: 'com.android.support', module: 'support-annotations'
    })
    compile 'com.google.android.support:wearable:2.0.1'
    provided 'com.google.android.wearable:wearable:2.0.1'
    compile 'com.google.android.gms:play-services-wearable:10.0.1'

    annotationProcessor 'com.google.dagger:dagger-compiler:2.8'
    compile 'com.google.dagger:dagger:2.8'
    provided 'javax.annotation:jsr250-api:1.0'
    compile project(':shared')
    compile 'org.greenrobot:eventbus:3.0.0'
    compile 'com.github.shahar2k5:androidutils:1.0.1'
    testCompile 'junit:junit:4.12'

    // Rx import
    compile 'io.reactivex:rxandroid:1.2.1'
    compile 'io.reactivex:rxjava:1.1.6'

    compile("com.artyom.aa:smoove-mobile-dto_2.11:$serverVersion") {
        transitive = false //do not bring dependant jars
        changing = true
    }
    compile("com.artyom.aa:SmooveMobileLogicLayer:$serverVersion") {
        transitive = false //do not bring dependant jars
        changing = true
    }
    compile("com.artyom.aa:SmooveDataModel:$serverVersion") {
        changing = true
    }
    compile 'com.artyom.aa:SmooveLogging:0.0.1-SNAPSHOT'
    compile 'org.slf4j:slf4j-api:1.7.21'
    compile 'com.github.tony19:logback-android-core:1.1.1-6'
    compile('com.github.tony19:logback-android-classic:1.1.1-6') {
        // workaround issue #73
        exclude group: 'com.google.android', module: 'android'
    }
}

应用程序build.gradle：

apply plugin: 'maven'
apply plugin: 'com.android.application'
apply plugin: 'io.fabric'
apply plugin: 'com.google.gms.google-services'
apply plugin: 'android-aspectj'
apply plugin: "org.sonarqube"
apply plugin: 'me.tatarka.retrolambda'

def buildVersion = project.file("../version.txt").text
def serverVersion = project.file("../server_version.txt").text


android {
    project.group = 'com.artyom.aa'
    compileSdkVersion 25
    buildToolsVersion "25.0.2"
    useLibrary 'org.apache.http.legacy'
    defaultConfig {
        applicationId "com.artyom.aa.artyom.android"
        buildConfigField 'String', "PEBBLE_APP_UUID", project.ext.pebbleAppUUID
        minSdkVersion 19
        targetSdkVersion 22
        versionCode 70
        multiDexEnabled true
        versionName buildVersion
        multiDexKeepProguard file("proguard-rules.pro")
        ndk {
            moduleName "accelerometer_ndk"
            // This is the name of the module as defined in jni/Android.mk
            cFlags "-DANDROID_NDK -D_DEBUG" // Define some macros
            ldLibs "log", "android"  //load .so files from ndk's usr\lib
        }
    }

    dexOptions {
        preDexLibraries = false
        javaMaxHeapSize "4g" //specify the heap size for the dex process
    }

    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_8
        targetCompatibility JavaVersion.VERSION_1_8
    }

    packagingOptions {
        exclude 'META-INF/DEPENDENCIES'
        exclude 'META-INF/NOTICE'
        exclude 'META-INF/LICENSE'
        exclude 'META-INF/LICENSE.txt'
        exclude 'META-INF/NOTICE.txt'
        exclude 'META-INF/maven/com.google.guava/guava/pom.properties'
        exclude 'META-INF/maven/com.google.guava/guava/pom.xml'
    }

    signingConfigs {
        release {
            storeFile file(project.ext.releaseStoreFile)
            storePassword project.ext.releaseStorePassword
            keyAlias project.ext.releaseKeyAlias
            keyPassword project.ext.releaseKeyPassword
        }
        debug {
            storeFile file(project.ext.debugStoreFile)
            storePassword project.ext.debugStorePassword
            keyAlias project.ext.debugKeyAlias
            keyPassword project.ext.debugKeyPassword
        }
    }

    buildTypes {

        release {
            buildConfigField 'boolean', "REPORT_CRASHES", 'true'
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
            signingConfig signingConfigs.release
            applicationVariants.all { variant ->
                variant.outputs.each { output ->
                    output.outputFile = new File(
                            output.outputFile.parent,
                            "artyom.apk")
                }
            }
        }

        debug {
            ndk {
                debuggable = true
            }
            versionNameSuffix "_DEV"
            buildConfigField 'boolean', "REPORT_CRASHES", 'false'
            minifyEnabled false
            debuggable true
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
            signingConfig signingConfigs.release
            applicationVariants.all { variant ->
                variant.outputs.each { output ->
                    output.outputFile = new File(
                            output.outputFile.parent,
                            "artyom.apk")

                }
            }
        }

        daily {
            versionNameSuffix "_" + getDate()
            debuggable true //TODO should be removed in production
            buildConfigField 'boolean', "REPORT_CRASHES", 'true'
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
            signingConfig signingConfigs.release
            applicationVariants.all { variant ->
                variant.outputs.each { output ->
                    output.outputFile = new File(
                            output.outputFile.parent,
                            "artyom.apk")
                }
            }
        }
    }

    lintOptions {
        abortOnError false
    }

    sourceSets {
        test {
            java.srcDirs = ['src/test/java/']
        }
    }

    testOptions {
        unitTests.returnDefaultValues = true
    }
}

tasks.withType(Test) {
    maxParallelForks = 1
}

configurations.all {
    resolutionStrategy.force 'com.android.support:support-annotations:25.1.0'
    resolutionStrategy.force 'com.google.guava:guava:20.0'
}


dependencies {
    testCompile 'junit:junit:4.12'
    testCompile 'org.hamcrest:hamcrest-library:1.3'
    testCompile 'com.squareup.assertj:assertj-android:1.1.0'
    testCompile 'org.robolectric:robolectric:3.0'
    testCompile 'org.robolectric:shadows-support-v4:3.0'
    testCompile 'org.robolectric:shadows-multidex:3.0'
    testCompile 'org.mockito:mockito-core:1.10.19'
    testCompile 'org.hamcrest:hamcrest-library:1.3'
    //Validation dependencies
    //Dependency Injection
    provided 'org.roboguice:roboblender:3.0.1'
    //Logging decencies


    compile('com.github.tony19:logback-android-classic:1.1.1-3') {
        exclude group: 'com.google.android', module: 'android'
    }
    compile("com.artyom.aa:SmooveAnalyticsCore:$serverVersion") {
        exclude group: 'org.slf4j'
        exclude group: 'log4j'
        changing = true
    }
    compile("com.artyom.aa:SmooveAndroidImpl:$serverVersion") {
        exclude module: 'SmooveDataModel'
        exclude group: 'org.slf4j'
        exclude group: 'log4j'
        changing = true
    }

    compile("com.artyom.aa:SmooveDataModel:$serverVersion") {
        transitive = false //do not bring dependant jars
        changing = true
    }

    /* TODO: Remove the below jackson dependencies when data model will be in separate jar*/
    compile('com.crashlytics.sdk.android:crashlytics:2.4.0@aar') {
        transitive = true;
        exclude group: 'junit'
    }
    //Build fix workaround - http://forums.gradle.org/gradle/topics/pom-dependency-excludes-wildcard-excluding-the-dependency-itself

    //Caused by Robolectric dependency
    compile('org.apache.maven:maven-ant-tasks:2.1.3') {
        transitive = false;
    }

    // Android Wear dependencies
    wearApp project(':wear')
    compile project(':shared')
    compile 'com.google.android.gms:play-services-wearable:10.0.1'
    compile 'com.github.shahar2k5:androidutils:1.0.1'
    compile 'org.greenrobot:eventbus:3.0.0'

    //compile 'com.google.android.gms:play-services-analytics:7.8.0'
    compile 'javax.el:javax.el-api:2.2.4'
    compile 'org.hibernate:hibernate-validator:5.1.3.Final'
    compile 'javax.validation:validation-api:1.1.0.Final'
    compile 'com.michaelpardo:activeandroid:3.1.0-SNAPSHOT'
    compile 'com.android.support:appcompat-v7:25.1.0'
    compile 'com.android.support:multidex:1.0.1'
    compile 'com.getpebble:pebblekit:3.0.0'
    compile 'com.google.android.gms:play-services-analytics:10.0.1'
    compile 'com.google.android.gms:play-services-gcm:10.0.1'
    compile 'com.jjoe64:graphview:4.0.1'
    compile 'joda-time:joda-time:2.3'
    compile 'org.roboguice:roboguice:3.0.1'
    compile 'com.github.tony19:logback-android-core:1.1.1-3'
    compile 'org.slf4j:slf4j-api:1.7.6'
    compile("com.artyom.aa:SmooveLogging:$serverVersion") { changing = true }
    compile 'com.fasterxml.jackson.core:jackson-databind:2.5.2'
    compile 'com.fasterxml.jackson.core:jackson-core:2.5.2'
    compile 'com.android.support:support-v4:25.1.0'
    compile 'io.reactivex:rxandroid:1.2.1'
    compile 'io.reactivex:rxjava:1.1.6'
    compile 'com.google.guava:guava:20.0'
    compile 'com.android.support:design:25.1.0'
    compile 'com.android.support:cardview-v7:25.1.0'
}

//tasks.whenTaskAdded { task ->
//    if (task.name in ['assembleRelease', 'assembleDaily']) {
//        task.dependsOn 'test'
//    }
//}

def getDate() {
    def date = new Date()
    def formattedDate = date.format('yyyy-MM-dd-HHmm')
    return formattedDate
}