plugins { id 'com.android.library' id 'kotlin-android' } android { compileSdkVersion 25 namespace 'com.example.zloadingview' // <-- 在这里添加 namespace defaultConfig { minSdkVersion 15 targetSdkVersion 25 versionCode 1 versionName "1.0" } lintOptions { abortOnError false } buildTypes { release { minifyEnabled false proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' } } } dependencies { // implementation fileTree(include: ['*.jar'], dir: 'libs') implementation 'com.android.support:support-annotations:27.0.1' implementation libs.androidx.annotation.jvm // implementation 'androidx.annotation:annotation:1.2.0' // implementation libs.androidx.annotation.jvm }