day16
Messenger
ServerService
public class ServerService extends Service {
public ServerService() {
}
Messenger messenger= new Messenger(new Handler(){
@Override
public void handleMessage(Message msg) {
super.handleMessage(msg);
Bundle data = msg.getData();
String key = data.getString("key");
Toast.makeText(ServerService.this, key, Toast.LENGTH_SHORT).show();
Messenger to = msg.replyTo;
Message obtain = Message.obtain();
Bundle bundle = new Bundle();
bundle.putString("ser","hahaha");
obtain.setData(bundle);
try {
to.send(obtain);
Log.i("TAG", obtain+"");
} catch (RemoteException e) {
e.printStackTrace();
}
}
});
@Override
public IBinder onBind(Intent intent) {
return messenger.getBinder();
}
}
client
public class MainActivity extends AppCompatActivity {
private ServiceConnection connection;
private Messenger mes=new Messenger(new Handler(){
@Override
public void handleMessage(Message msg) {
super.handleMessage(msg);
Bundle data = msg.getData();
String s = data.getString("ser");
Log.i("TAG", s);
Toast.makeText(MainActivity.this, s, Toast.LENGTH_SHORT).show();
}
});
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Intent intent = new Intent();
intent.setPackage("com.example.day16");
intent.setAction("server");
connection = new ServiceConnection() {
@Override
public void onServiceConnected(ComponentName name, IBinder service) {
Messenger messenger = new Messenger(service);
Message obtain = Message.obtain();
Bundle bundle = new Bundle();
bundle.putString("key","hehehe");
obtain.setData(bundle);
obtain.replyTo=mes;
try {
messenger.send(obtain);
} catch (RemoteException e) {
e.printStackTrace();
}
}
@Override
public void onServiceDisconnected(ComponentName name) {
}
};
bindService(intent,connection,BIND_AUTO_CREATE);
}
@Override
protected void onDestroy() {
super.onDestroy();
unbindService(connection);
}
}
Application
public class MyApp extends Application {
private static final String TAG="MyApp";
public MyApp() {
super();
}
@Override
public void onCreate() {
super.onCreate();
Log.i(TAG, "onCreate: ");
}
@Override
public void onTerminate() {
super.onTerminate();
Log.i(TAG, "onTerminate: ");
}
@Override
public void onConfigurationChanged(Configuration newConfig) {
super.onConfigurationChanged(newConfig);
Log.i(TAG, "onConfigurationChanged: ");
}
@Override
public void onLowMemory() {
super.onLowMemory();
Log.i(TAG, "onLowMemory: ");
}
@Override
public void onTrimMemory(int level) {
super.onTrimMemory(level);
Log.i(TAG, "onTrimMemory: ");
}
}