AIDL for HALs测试客户端

package com.invcase; import android.content.Context; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; import android.util.Log; import android.os.ServiceManager; import android.os.IBinder; import android.hardware.invcase.IInvcase; public class Invcase extends Activity { private static final String TAG = "Invcase"; private static final String IINVCASE_AIDL_INTERFACE = "android.hardware.invcase.IInvcase/default"; private static IInvcase invcaseAJ; // AIDL Java @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); Button btn = (Button)findViewById(R.id.button); btn.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { String txt = "I am from app AIDL."; Log.d(TAG, "xxx---------> App: send_to_HAL: " + txt); //1. put data to hal layer try { invcaseAJ.putChars(txt); } catch (android.os.RemoteException e) { Log.e(TAG, "IInvcase-AIDL error", e); } String ret = ""; //get data from layer try { ret = invcaseAJ.getChars(); } catch (android.os.RemoteException e) { Log.e(TAG, "IInvcase-AIDL error", e); } Log.d(TAG, "xxx--------> App: recive_from_HAL: " + ret); TextView tv = (TextView)findViewById(R.id.textView); tv.setText(ret); } }); IBinder binder = ServiceManager.getService(IINVCASE_AIDL_INTERFACE); if (binder == null){ Log.e(TAG, "Getting " + IINVCASE_AIDL_INTERFACE + " service daemon binder failed!"); }else { invcaseAJ = IInvcase.Stub.asInterface(binder); if (invcaseAJ == null) { Log.e(TAG, "Getting IInvcase AIDL daemon interface failed!"); } else { Log.d(TAG, "IInvcase AIDL daemon interface is binded!"); } } } }