的

android-common/app/build.gradle

@@ -0,0 +1,46 @@
+apply plugin: 'com.android.library'
+
+android {
+    compileSdkVersion 27
+
+    defaultConfig {
+        minSdkVersion 19
+        targetSdkVersion 27
+        versionCode 13
+        versionName "1.1.3"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+    lintOptions {
+        abortOnError false
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+}
+
+tasks.withType(Javadoc) {
+    options.addStringOption('Xdoclint:none', '-quiet')
+    options.addStringOption('encoding', 'UTF-8')
+}
+
+def libVersion = '1.2.0'
+task makeJar(type: Jar) {
+    // 指定生成的jar名
+    def rootDir = project.getRootDir();
+    def parentDir = project.getRootDir().getParentFile().getAbsolutePath();
+
+    delete 'build/libs/*.*'
+    archiveName 'android-common-' + libVersion + '.jar'
+    destinationDir = file('build/libs')
+    // 从哪里打包class文件
+    from('build/intermediates/classes/release/')
+    // 打包到jar后的目录结构
+    // 去掉不需要打包的目录和文件
+    exclude('test/', 'BuildConfig.class', 'R.class', 'R\$*.class', 'META-INF/')
+}