Add a jar package file to Android Studio

1. Add a Jar file

Copy the jar file to the Libs folder under the App module directory, then open the configuration file under the App module directory and build.gradle dependencies add the configuration command to the item, here

1 introduction of all jar files in Libs directory at once 2 Compile filetree (include: [' *.jar '], dir: ' Libs ')345 importing jar files individually  6 Compile files (' Libs/universal-image-loader-1.8.6-with-sources.jar ')

2. Add a third-party library by configuration

Example: Introduction of Butterknife third-party library

Git:https://github.com/jakewharton/butterknife

1> add apt to the Build.grade file in the project root directory

Buildscript {  repositories {    mavencentral ()   }  dependencies {    ' com.neenbedankt.gradle.plugins:android-apt:1.8 '  }}

2> introduction of APT and Butterknife configuration in the app directory Build.grade

1 Apply plugin: ' Android-apt ' 2  3android {  4  ... 5 }  6  7Dependencies {  8   compile ' com.jakewharton:butterknife : 8.4.0 ' 9   apt ' com.jakewharton:butterknife-compiler:8.4.0 'Ten }

Add a jar package file to Android Studio