jenkins 上用 grade 构建时，编译报错，谷歌了很久未解决，很多人在 build.gradle 文件中加了 maven { url 'https://maven.google.com' }或者 google() 就可以了，但是我这还是报错，
报错信息：

* What went wrong:
A problem occurred configuring project ':landimupdf'.
> Could not resolve all files for configuration ':landimupdf:classpath'.
   > Could not find com.android.tools.build:gradle:3.0.0.
     Searched in the following locations:
         https://repo.maven.apache.org/maven2/com/android/tools/build/gradle/3.0.0/gradle-3.0.0.pom
         https://repo.maven.apache.org/maven2/com/android/tools/build/gradle/3.0.0/gradle-3.0.0.jar
         https://jcenter.bintray.com/com/android/tools/build/gradle/3.0.0/gradle-3.0.0.pom
         https://jcenter.bintray.com/com/android/tools/build/gradle/3.0.0/gradle-3.0.0.jar
     Required by:
         project :landimupdf

jenkins 中全局工具配置 gradle:

build.gradle 配置：

gradle-wrapper.properties：