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服务端://CalculateInterface.aidlpackage com.itheima.aidl.calculate;interface CalculateInterface {double doCalculate(double a, double b);}//CalculateService.javapackage com.itheima.myaidl.server;import com.itheima.aidl.calculate.CalculateInterface;import android.app.Service;import android.content.Intent;import android.os.IBinder;import android.os.RemoteException;import android.util.Log;public class CalculateService extends Service{private final CalculateInterface.Stub mBinder = new CalculateInterface.Stub() {@Overridepublic double doCalculate(double a, double b) throws RemoteException {return a+b;}};@Overridepublic IBinder onBind(Intent intent) {Log.i("test","onBind...");return mBinder;}@Overridepublic boolean onUnbind(Intent intent) {Log.i("test","onUnbind...");return super.onUnbind(intent);}@Overridepublic void onCreate() {super.onCreate();Log.i("test","onCreate...");}@Overridepublic void onDestroy() {super.onDestroy();Log.i("test","onDestroy...");}}//服务端manifast文件<manifest android:versionCode="1" android:versionName="1.0" > <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="19" /> <application android:allowBackup="true" android:icon="@drawable/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" > <activity android:name="com.itheima.myaidl.server.MainActivity" android:configChanges="locale|layoutDirection" android:theme="@android:style/Theme.Light.NoTitleBar" android:screenOrientation="portrait"> <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> <service android:name="com.itheima.myaidl.server.CalculateService"> <intent-filter> <action android:name="com.itheima.myaidl.server.CalculateService" /> </intent-filter> </service> </application></manifest>//客户端//MainActivity.javapackage com.itheima.myaidl.client;import android.app.Activity;import android.content.ComponentName;import android.content.Context;import android.content.Intent;import android.content.ServiceConnection;import android.os.Bundle;import android.os.IBinder;import android.os.RemoteException;import android.util.Log;import com.itheima.aidl.calculate.CalculateInterface;public class MainActivity extends Activity { private CalculateInterface mService; private ServiceConnection mServiceConnection = new ServiceConnection() { @Override public void onServiceDisconnected(ComponentName name) { Log.i("test","service disconnected..."); mService = null; } @Override public void onServiceConnected(ComponentName name, IBinder service) { Log.i("test","service connected..."); mService = CalculateInterface.Stub.asInterface(service); //获取接口实例 } }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); //绑定远程服务 Bundle bundle = new Bundle(); Intent intent = new Intent(); intent.putExtras(bundle); intent.setAction("com.itheima.myaidl.server.CalculateService"); bindService(intent, mServiceConnection, Context.BIND_AUTO_CREATE); } //TODO activity加载完毕时回调此方法 @Override public void onWindowFocusChanged(boolean hasFocus) { if(hasFocus){ try{ double result = mService.doCalculate(1, 2); Log.i("test","result===>"+result); }catch(RemoteException e){ e.printStackTrace(); } } super.onWindowFocusChanged(hasFocus); } @Override protected void onDestroy() { unbindService(mServiceConnection); //解绑远程服务 super.onDestroy(); }}
运行结果截图:
原标题:Android中利用AIDL机制调用远程服务
关键词:Android