1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.example.android.simplejni;
18
19import android.app.Activity;
20import android.os.Bundle;
21import android.widget.TextView;
22
23public class SimpleJNI extends Activity {
24    /** Called when the activity is first created. */
25    @Override
26    public void onCreate(Bundle savedInstanceState) {
27        super.onCreate(savedInstanceState);
28        TextView tv = new TextView(this);
29        int sum = Native.add(2, 3);
30        tv.setText("2 + 3 = " + Integer.toString(sum));
31        setContentView(tv);
32    }
33}
34
35class Native {
36    static {
37    	// The runtime will add "lib" on the front and ".o" on the end of
38    	// the name supplied to loadLibrary.
39        System.loadLibrary("simplejni");
40    }
41
42    static native int add(int a, int b);
43}
44