package com.example.test; import android.os.Bundle; import android.app.Activity; import android.widget.TextView; public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); ((TextView)findViewById(R.id.hello_tv)).setText(getHelloString()); } private native String getHelloString(); static { System.loadLibrary("jni-example"); } }