直接将jar包拷贝到app/libs下,然后在app下的build.gradle中添加此jar的依赖。如下:
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
testCompile 'junit:junit:4.12'
compile 'com.android.support:appcompat-v7:23.1.1'
compile 'com.android.support:design:23.1.1'
compile files('libs/core-3.0.0.jar')
}