我通过Android中的服务实现（称为SmsService.java）开发了基于GSM SMS通信的移动应用程序，它使用Receiver作为内部类。在SmsService中，我们使用在应用程序运行时期间一直运行的android服务。我通过使用aidl（接口语言）使用它通过使用它运行良好，但一段时间后它将显示Exception Message.I标记消息以及SmsService.java类的代码。先生，请帮我解决。如果不明白，请提前致谢并对不良英语表示歉意。
异常日志是..
04-24 12:53:04.230: E/SMSReceiver(980): Failed to notify listener aidl.com.services.MessageListener$Stub$Proxy@40528870
04-24 12:53:04.230: E/SMSReceiver(980): android.os.DeadObjectException
04-24 12:53:04.230: E/SMSReceiver(980): at android.os.BinderProxy.transact(Native Method)
04-24 12:53:04.230: E/SMSReceiver(980): at aidl.com.services.MessageListener$Stub$Proxy.handleNewMessage(MessageListener.java:76)
04-24 12:53:04.230: E/SMSReceiver(980): at com.services.SmsService$SMSReceiver.onReceive(SmsService.java:227)
04-24 12:53:04.230: E/SMSReceiver(980): at android.app.LoadedApk$ReceiverDispatcher$Args.run(LoadedApk.java:709)
04-24 12:53:04.230: E/SMSReceiver(980): at android.os.Handler.handleCallback(Handler.java:587)
04-24 12:53:04.230: E/SMSReceiver(980): at android.os.Handler.dispatchMessage(Handler.java:92)
04-24 12:53:04.230: E/SMSReceiver(980): at android.os.Looper.loop(Looper.java:130)
04-24 12:53:04.230: E/SMSReceiver(980): at android.app.ActivityThread.main(ActivityThread.java:3683)
04-24 12:53:04.230: E/SMSReceiver(980): at java.lang.reflect.Method.invokeNative(Native Method)
04-24 12:53:04.230: E/SMSReceiver(980): at java.lang.reflect.Method.invoke(Method.java:507)
04-24 12:53:04.230: E/SMSReceiver(980): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
04-24 12:53:04.230: E/SMSReceiver(980): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
04-24 12:53:04.230: E/SMSReceiver(980): at dalvik.system.NativeStart.main(Native Method)
最后是SmsService.java的代码
public class SmsService extends Service {
private SMSReceiver mSMSreceiver;
private IntentFilter mIntentFilter;
private DataBaseAdapter dba;
private String Tag = SmsService.class.getSimpleName();
public final Object latestSearchResultLock = new Object();
public List<MessageListener> listeners = new ArrayList<MessageListener>();
private static BufferedWriter out;
private static int id = 0;
private static int msgId= 0;
@Override
public IBinder onBind(Intent arg0) {
// TODO Auto-generated method stub
if(SmsService.class.getName().equals(arg0.getAction())){
Log.d(Tag, "Binding Complete" + arg0);
return apiEndpoint;
}else
return null;
}
public SmsService(){
/*dba = new DataBaseAdapter(this);*/
/*dba = DataBaseAdapter.getInstance(this);*/
mSMSreceiver = new SMSReceiver(this);
Log.i("On Constructor", "Assign Service");
}
private final Object findLatest = new Object();
private MessageQueue<newItem> msgQueue = new MessageQueue<newItem>();
public SmsService getService(){
return SmsService.this;
}
private MessageReceiverApi.Stub apiEndpoint = new MessageReceiverApi.Stub(){
@Override
public void addListener(MessageListener listener) throws RemoteException {
// TODO Auto-generated method stub
synchronized(listeners){
listeners.add(listener);
}
}
@Override
public void removeListener(MessageListener listener) throws RemoteException {
// TODO Auto-generated method stub
synchronized (listeners) {
listeners.remove(listener);
}
}
@Override
public MessageQueue<newItem> getMessageQueueUpdated()
throws RemoteException {
// TODO Auto-generated method stub
synchronized(findLatest){
return msgQueue;
}
}
};
@Override
public void onCreate(){
super.onCreate();
Log.i(Tag, "Service is creating");
mIntentFilter = new IntentFilter();
mIntentFilter.addAction(ConstantClass.SMS_RECEIVED);
registerReceiver(mSMSreceiver,mIntentFilter);
Log.i(Tag, "Service is creating Successfully");
}
@Override
public int onStartCommand(Intent intent , int flags, int type){
return START_STICKY;
}
@Override
public void onDestroy(){
super.onDestroy();
unregisterReceiver(mSMSreceiver);
/*if(dba!=null)
DataBaseAdapter.getInstance(this).closeConnection();*/
}
public class SMSReceiver extends BroadcastReceiver {
/*private DataBaseAdapter dba;*/
private Context context;
@SuppressWarnings("unused")
private String Strsql;
private SMSSync sync;
private UtilityFunction utility;
private boolean isCrdMatch;
private String address,Phnumber, msg=null/*,panId =null*/,curMsg=null,mtemp=null;
private String devid,incAddr;
@SuppressWarnings("unused")
private Handler handle;
private MessageQueue<newItem> list;
private newItem item;
private String Tag = SMSReceiver.class.getSimpleName();
public SMSReceiver(Context ctx){
this.context = ctx;
list=new MessageQueue <newItem>();
}
@Override
public void onReceive(Context context,final Intent intents){
/*dba = new DataBaseAdapter(context); */
dba = DataBaseAdapter.getInstance(this.context);
utility = new UtilityFunction(context);
sync = new SMSSync(context);
if (intents.getAction().equals(ConstantClass.SMS_RECEIVED)) {
try{
Bundle bundle = intents.getExtras();
if (bundle != null) {
Object[] pdus = (Object[]) bundle.get("pdus");
SmsMessage[] messages = new SmsMessage[pdus.length];
for (int i = 0; i < pdus.length; i++)
messages[i] = SmsMessage.createFromPdu((byte[]) pdus[i]);
for (SmsMessage message : messages) {
msg = message.getMessageBody();
incAddr = message.getOriginatingAddress();
}
/*Thread.sleep(50);*/
mtemp = getMessage(msg);
if(mtemp!=null){
item = new newItem(mtemp);
list.enqueue(item);
while(!list.isEmpty()){
curMsg = list.peek().getItem();
if(curMsg.startsWith("<") && curMsg.endsWith(">")){
msgId = 0;
char mid = curMsg.charAt(3);
msgId = (int )mid;
Log.i(Tag, "message id:="+ msgId);
//dba.SetSynchronization();
if(msgId==50 || msgId == 54 || msgId == 56 || msgId==65 || msgId == 67 || msgId == 69 || msgId == 75 || msgId == 76){
utility.displayNotification(this.context,curMsg);
}else{
devid = curMsg.substring(4, 20);
/*if(!dba.IsConOpenOrClose())
dba.openRead();*/
Cursor cur = dba.getRecordAcToID(DeviceStorage.TABLE_DEVICE, new String[]{DeviceStorage.Key_AlarmTime },
DeviceStorage.Key_DevID , devid);
if(cur.getCount()>0){
cur.moveToFirst();
int almTime = Integer.valueOf(cur.getString(0));
if(almTime==0)
utility.displayNotification(this.context,curMsg);
}
}
/*if(!dba.IsConOpenOrClose())
dba.Open();*/
int count = dba.getDeviceCount(DeviceCurrent.TABLE_CURRENT);
if(count<=0){
dba.InsertCurrentCoord(id,id);
}else{
dba.updateCommon(DeviceCurrent.TABLE_CURRENT, DeviceCurrent.Key_ReceiverCoord, DeviceCurrent.Key_ID , Integer.toString(id), Integer.toString(1));
dba.updateCommon(CoordStore.TABLE_COORD, CoordStore.Key_IsReceiverUpdate, CoordStore.Key_MBID, Integer.toString(1), Integer.toString(id));
Log.i(Tag, "Updateing Coordinator for Receiver");
}
/*sid = dba.CurrentWorkingCoordinator(DeviceCurrent.Key_SendCoord, 1);*/
Log.i(Tag, "Updateing DataBase Only for Record");
ConstantClass.IsReadLog=false;
sync.smsProcess(curMsg);
/*if(msgId==50 && sid == id){
panId = curMsg.substring(22, 26);
authority = utility.getAuthority();
if(authority.equals("A") && panId.equals("3000")){
ConstantClass.Clear_Main_Screen=false;
ConstantClass.isMainOpen = false;
Intent intent = new Intent(this.context,SettingScreen.class);
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK );
context.startActivity(intent);
}
} */
utility.getLicense();
Log.i(Tag, "ConstantClass Log " + String.valueOf(ConstantClass.LOGS));
if(ConstantClass.LOGS){
WriteOnLog(curMsg,1);
}
abortBroadcast();
/************Now deleting the SMS from the Inbox*********************/
removeMessage(this.context, Phnumber);
list.dequeue();
synchronized(listeners){
for (MessageListener listener : listeners) {
try {
/*listener.notify();*/
listener.handleNewMessage();
/*listener.asBinder();*/
} catch (RemoteException e){
Log.e(Tag, "Failed to notify listener " , e);
}
}
}
}
}
}
}
}catch(Exception e){
Toast.makeText(this.context, "On SMS Receiver" + e.getMessage(), Toast.LENGTH_LONG).show();
WriteOnLog(curMsg,0);
} /*catch (Throwable e) {
// TODO Auto-generated catch block
e.printStackTrace();
}*/finally{
/*if(dba.IsConOpenOrClose())
dba.close();
dba=null;*/
utility = null;
sync=null;
}
}
if(ConstantClass.Clear_Main_Screen==true && ConstantClass.isMainOpen == true){
Intent intent = new Intent(context,ZigbeeActivity.class);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(intent);
}
}
private void removeMessage(Context context, String fromAddress) {
Uri uriSMS = Uri.parse("content://sms/inbox");
Cursor cursor = null;
/*if(!dba.IsConOpenOrClose())
dba.Open();*/
try{
cursor = context.getContentResolver().query(uriSMS, null, null, null, null);
cursor.moveToFirst();
if(cursor.getCount() > 0){
int ThreadId = cursor.getInt(1);
context.getContentResolver().delete(Uri.parse("content://sms/conversations/"+ThreadId), "address=?",new String[]{fromAddress});
Log.d("Message Thread Deleted", fromAddress);
}
}catch(Exception e){
Log.e("remove Message", e.getMessage());
}finally{
if(cursor!=null)
cursor.close();
/*if(dba.IsConOpenOrClose())
dba.close();*/
}
}
private String getMessage(String msg){
String newMsg = null;
try{
int tl = incAddr.length();
int l = tl - ConstantClass.NO;
address = incAddr.substring(l,tl);
isCrdMatch = MatchCoord(address);
if(isCrdMatch == true) {
if(msg.startsWith("<") && msg.contains(">")){
int len = Integer.valueOf(msg.substring(1, 3), 16).intValue();
int index = msg.indexOf(">");
Log.i(Tag, "Value is:" + len);
Log.i(Tag, "index value is:" + index);
if(len==index+1){
newMsg = msg.substring(0, len); //getting the length of the whole message and except the Garbage /
Log.i(Tag, "receiving msg length is:=" + len);
Log.i(Tag, "receiving msg is:=" + newMsg);
return newMsg;
}else{
Toast.makeText(this.context, "message Corrupt" + address, Toast.LENGTH_LONG).show();
}
}
}
}catch(Exception e){
e.printStackTrace();
}
return newMsg;
}
private boolean MatchCoord(String no){
boolean isMatched = false;
String crdNo = null;
Cursor cursor = null;
try{
cursor = dba.SelectCommon(CoordStore.TABLE_COORD, new String[]{CoordStore.Key_MBID,CoordStore.Key_MbNo},
CoordStore.Key_MbNo , new String[]{no});
if(cursor.getCount()>0)
cursor.moveToFirst();
do{
crdNo = cursor.getString(cursor.getColumnIndex(CoordStore.Key_MbNo));
if(crdNo.equals(no)){
id = cursor.getInt(cursor.getColumnIndex(CoordStore.Key_MBID));
Phnumber = crdNo;
Log.i(Tag, "Crd No is:" + Phnumber);
isMatched = true;
break;
}
}while(cursor.moveToNext());
}catch(Exception e){
Log.e(Tag, e.getMessage());
}finally{
if(cursor!=null)
cursor.close();
}
return isMatched;
}
private void WriteOnLog(String msg,int crpt){
File exportDir = new File("/sdcard/CIH");
if (!exportDir.exists()) {
exportDir.mkdirs();
}
String fileName;
fileName = "log" + ".txt";
File file = new File(exportDir,fileName);
String txt=null ;
try {
if(!file.exists()){
file.createNewFile();
FileWriter Write = new FileWriter(file,true);
out = new BufferedWriter(Write);
txt = "Date Time |" + " Send/Receive |" + " Controller No |" + " Success |" +" Message " + " | Corrupt";
out.write( txt + "\r\n" );
out.flush();
out.close();
}
/*FileWriter Write = new FileWriter(file,true);
out = new BufferedWriter(Write);*/
//txt = "Date Time |" + " Send/Receive |" + " Controller No |" +" Message " ;
String header = "Date Time |" + " Send/Receive |" + " Controller No |" + " Success |" +" Message " + "| Corrupt \r\n" ;
String dd=null,mm=null,yy=null,hh=null,min=null,ss=null,dt=null;
SimpleDateFormat sdfDateTime = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault());
String newtime = sdfDateTime.format(new Date(System.currentTimeMillis()));
yy = newtime.substring(2, 4);
mm = newtime.substring(5, 7);
dd = newtime.substring(8, 10);
hh = newtime.substring(11, 13);
min = newtime.substring(14, 16);
ss = newtime.substring(17);
dt = dd+"-"+mm+"-"+yy +" " + hh + ":" + min +":"+ ss;
if(crpt == 0)
txt = dt + " | " +" Receive " + "| " + address + " | " + " Successfull |" + msg.toUpperCase() +" | " + " Yes \r\n" ;
else
txt = dt + " | " +" Receive " + "| " + address + " | " + " Successfull |" + msg.toUpperCase() + "| No \r\n";
prepend(file.getAbsolutePath(),txt,header);
/*out.write( txt + "\n");
out.flush();*/
}
catch(IOException sqlEx) {
Log.e("MainActivity", sqlEx.getMessage(), sqlEx);
}
}
public void prepend(String filename,String data,String Header) throws IOException{
BufferedReader in = new BufferedReader(new FileReader(filename));
StringBuilder reply = new StringBuilder();
String str = new String();
reply.append(Header);
//////////now appending the data that current sms /////////
reply.append(data);
int i = 0;
while( (str = in.readLine())!=null ){
if(i!=0)
reply.append(str + "\r\n");
i++;
}
str = reply.toString();
BufferedWriter out= new BufferedWriter(new FileWriter(filename));
out.write(str);
if(in !=null){
try{
in.close();
} catch(IOException e){
e.printStackTrace();
}
if(out!=null)
try{
out.close();
} catch(IOException ex) {
ex.printStackTrace();
}
}
}
}
}