1、下载插件

2、在项目的Gralde中配置:
buildscript {
ext.kotlin_version = '1.1.2-5'
ext.kotlin_version = '1.1.2-4'
repositories {
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:2.2.3'
classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
}
}
3、在app的Gradle中配置如下
apply plugin: 'kotlin-android'
apply plugin: 'kotlin-android-extensions'
dependencies {
......
compile "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
}