This section explains several of the sample apps provided with the NDK. It assumes that you already have a working knowledge of programming in Java and native code, and focuses on issues particular to working with the NDK.

It discusses the following samples:

• hello-jni: A very basic app that illustrates core workings of the NDK.
• native-activity: An app that shows the fundamentals of how to construct a purely native app. It places particular emphasis on the android_native_app_glue library.
• Teapot: A simple OpenGL demo, showcasing the ndk_helper class.