錯誤：NumberFormatException異常：無效INT： 「」
04-27 12:16:12.799 5339-5339/com.agilerise.preschool E/UncaughtException: java.lang.NumberFormatException: Invalid int: "" at >java.lang.Integer.invalidInt(Integer.java:138) at >java.lang.Integer.parseInt(Integer.java:358) at >java.lang.Integer.parseInt(Integer.java:334) at java.lang.Integer.valueOf(Integer.java:525) at >com.agilerise.preschool.activity.CircularFragment.display(CircularFragment.java:230) at >com.agilerise.preschool.activity.CircularFragment.onViewCreated(CircularFragment.java:189) at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1086) at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1252) at android.support.v4.app.BackStackRecord.run(BackStackRecord.java:742) at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1617) at android.support.v4.app.FragmentManagerImpl$1.run(FragmentManager.java:517) at android.os.Handler.handleCallback(Handler.java:815) at android.os.Handler.dispatchMessage(Handler.java:104) at android.os.Looper.loop(Looper.java:194) at android.app.ActivityThread.main(ActivityThread.java:5576) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:955) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:750) 04-27 12:16:13.050 5339-5339/com.agilerise.preschool E/AndroidRuntime: FATAL EXCEPTION: main Process: com.agilerise.preschool, PID: 5339 java.lang.NumberFormatException: Invalid int: "" at java.lang.Integer.invalidInt(Integer.java:138) at java.lang.Integer.parseInt(Integer.java:358) at java.lang.Integer.parseInt(Integer.java:334) at java.lang.Integer.valueOf(Integer.java:525) at com.agilerise.preschool.activity.CircularFragment.display(CircularFragment.java:230) at com.agilerise.preschool.activity.CircularFragment.onViewCreated(CircularFragment.java:189) at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1086) at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1252) at android.support.v4.app.BackStackRecord.run(BackStackRecord.java:742) at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1617) at android.support.v4.app.FragmentManagerImpl$1.run(FragmentManager.java:517) at android.os.Handler.handleCallback(Handler.java:815) at android.os.Handler.dispatchMessage(Handler.java:104) at android.os.Looper.loop(Looper.java:194) at android.app.ActivityThread.main(ActivityThread.java:5576) at java.lang.reflect.Method.invoke(Native Method) at java.lang.reflect.Method.invoke(Method.java:372) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:955) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:750) 04-27 12:16:13.336 5339-6227/com.agilerise.preschool E/NativeCrypto: ssl=0xb0764400 cert_verify_callback x509_store_ctx=0x9abfb428 arg=0x0 04-27 12:16:13.336 5339-6227/com.agilerise.preschool E/NativeCrypto: ssl=0xb0764400 cert_verify_callback calling verifyCertificateChain authMethod=ECDHE_RSA
代碼：
public class CircularFragment extends Fragment implements AsyncResponse {
SessionManager session;
String un, type, fulldate, formattedDate, adate, tablename, pmeter, time,acdyear,timestamp;
Button add, sub;
TextView display, datanotavailable;
SimpleDateFormat df, fulmonth;
DatabaseHandler db;
RecyclerView mRecyclerView;
CircularAdapter mAdapter;
RelativeLayout relativeLayout;
FoodmenuAdapter fAdapter;
JSONParserforMap jsonParser = new JSONParserforMap();
RecyclerView.LayoutManager mLayoutManager;
private static final String TAG_SID = "aid";
private static final String TAG_SDATE = "adate";
private static final String TAG_SCONTENT = "acontent";
private static final String TAG_TIME = "time";
private static final String TAG_SDATETIME = "adate_time";
private SQLiteDatabase dataBase;
public static int color;
int pos;
GetdataAsyncTask temp;
String timestamp1,timestamp2,month1,classid;
ArrayList<HashMap<String, String>> arraylist;
Date mont;
Date date1;
ProgressDialog pd;
public CircularFragment() {
}
@TargetApi(Build.VERSION_CODES.HONEYCOMB_MR1)
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
session = new SessionManager(getContext());
HashMap<String, String> user = session.getUserDetails();
un = user.get(SessionManager.KEY_NAME);
type = user.get(SessionManager.KEY_TYPE);
Bundle bundle = this.getArguments();
pos = bundle.getInt("pos", 0);
color = bundle.getInt("color",R.color.colorPrimary);
timestamp1=bundle.getString("time", "");
if(!timestamp1.equals("")){
timestamp2= timestamp1.substring(0, 7);
month1=timestamp1.substring(5, 6);
SimpleDateFormat simpleDateFormat=new SimpleDateFormat("yyyy-MM");
try {
date1 = simpleDateFormat.parse(timestamp2);
Log.e("timetable",timestamp2);
} catch (ParseException e) {
e.printStackTrace();
}}
switch (pos) {
case 1:
tablename = DatabaseHandler.TABLE_CIRCULAR;
pmeter = "circular";
break;
case 2:
tablename = DatabaseHandler.TABLE_CIRCULAR;
pmeter = "holiday";
break;
case 3:
tablename = DatabaseHandler.TABLE_EVENTS;
pmeter = "events";
break;
case 4:
tablename = DatabaseHandler.TABLE_EVENTS;
pmeter = "foodmenu";
break;
}
pd = new ProgressDialog(getContext());
pd.setMessage("Please wait...");
pd.setCanceledOnTouchOutside(true);
db = new DatabaseHandler(getContext());
if (pos != 3 || pos != 4) {
time = db.SingleCirculargettimestamp(pmeter, type, un);
} else {
time = db.SingleEventsgettimestamp(pmeter, type, un);
}
boolean internet = new Internetcheck(getContext()).isOnline();
if (internet){
temp= (GetdataAsyncTask) new GetdataAsyncTask(this, db, pmeter, type, un, time).execute();
}}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_circular, container, false);
// Inflate the layout for this fragment
return rootView;
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
datanotavailable=(TextView)getView().findViewById(R.id.datanotavailable);
add = (Button) getView().findViewById(R.id.beAdd);
relativeLayout=(RelativeLayout)getView().findViewById(R.id.qqty);
sub = (Button) getView().findViewById(R.id.beSub);
display = (TextView) getView().findViewById(R.id.tveDisplay);
relativeLayout.setBackgroundColor(color);
final Calendar c = Calendar.getInstance();
SharedPreferences sharedpreferences12 = getActivity().getSharedPreferences("classvalidation", Context.MODE_PRIVATE);
classid= sharedpreferences12.getString("classid", "");
System.out.println("Current time => " + c.getTime());
df = new SimpleDateFormat("yyyy-MM");
if(timestamp1.equals("")){
formattedDate = df.format(c.getTime());
fulmonth = new SimpleDateFormat("MMM-yyyy");
fulldate = fulmonth.format(c.getTime());
}else {
formattedDate=df.format(date1);
fulmonth = new SimpleDateFormat("MMM-yyyy");
/* try {
*//* mont= fulmonth.parse(date1);*//*
} catch (ParseException e) {
e.printStackTrace();
}*/
fulldate = fulmonth.format(date1);
}
display.setText(fulldate);
add.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
int m= Calendar.MONTH;
Date s= c.getTime();
c.add(Calendar.MONTH, 1);
formattedDate = df.format(c.getTime());
fulldate = fulmonth.format(c.getTime());
display.setText(fulldate);
display();
}
});
sub.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
c.add(Calendar.MONTH, -1);
formattedDate = df.format(c.getTime());
fulldate = fulmonth.format(c.getTime());
display.setText(fulldate);
display();
}
});
display();
if(pd!=null){
if(temp!=null){
if(temp.getStatus() == AsyncTask.Status.PENDING){
pd.show();
}
if(temp.getStatus() == AsyncTask.Status.RUNNING){
// My AsyncTask is currently doing work in doInBackground()
pd.show();
}
final Timer myTimer = new Timer();
int i=10000;
myTimer.schedule(new TimerTask() {
@Override
public void run() {
if(temp.getStatus() == AsyncTask.Status.FINISHED){
// My AsyncTask is done and onPostExecute was called
pd.dismiss();
myTimer.cancel();}
}
}, 2000,i);
}}
}
public void display() {
SharedPreferences sharedPreferencess1 = getActivity().getSharedPreferences("acadamicyear", Context.MODE_PRIVATE);
acdyear= sharedPreferencess1.getString("acamadic", "");
Integer result = Integer.valueOf(acdyear);
dataBase = db.getReadableDatabase();
//Cursor mCursor = dataBase.rawQuery("SELECT * FROM " + tablename + " WHERE type = '" + type + "' and " + DatabaseHandler.KEY_FUNIQ + " = '" + pmeter + "' and " + DatabaseHandler.KEY_USERNAME + " = '" + un + "' and strftime('%Y-%m', date) = '" + formattedDate + "' ORDER BY " + DatabaseHandler.KEY_DATE + " ASC", null);
Cursor mCursor = dataBase.rawQuery("SELECT * FROM " + tablename + " WHERE type = '" + type + "' and " + DatabaseHandler.KEY_FUNIQ + " = '" + pmeter +"' and ("+DatabaseHandler.KEY_CLASS_ID+" = '"+classid +"' OR "+DatabaseHandler.KEY_CLASS_ID+" = 0) and " + DatabaseHandler.KEY_USERNAME + " = '" + un + "' and strftime('%Y-%m', date) = '" + formattedDate + "' ORDER BY " + DatabaseHandler.KEY_TIMESTAMP + " DESC", null);
arraylist = new ArrayList<HashMap<String, String>>();
arraylist.clear();
try {
if (mCursor.moveToFirst()) {
Integer result1;
// do {
HashMap<String, String> data1 = new HashMap<String, String>();
timestamp = mCursor.getString(mCursor.getColumnIndex(DatabaseHandler.KEY_TIMESTAMP));
String[] parts = timestamp.split("-");
String tmstpyear = parts[0];
result1 = Integer.valueOf(tmstpyear);
// } while (mCursor.moveToNext());
if (result1 >= result) {
if (mCursor.moveToFirst()) {
do {
HashMap<String, String> data = new HashMap<String, String>();
data.put(TAG_SID, mCursor.getString(mCursor.getColumnIndex(DatabaseHandler.KEY_ID)));
try {
adate = mCursor.getString(mCursor.getColumnIndex(DatabaseHandler.KEY_DATE));
SimpleDateFormat beforegetting = new SimpleDateFormat("yyyy-MM-dd");
SimpleDateFormat aftergetting = new SimpleDateFormat("d MMM, yyyy");
Date dates = beforegetting.parse(adate);
adate = aftergetting.format(dates);
} catch (Exception e) {
Log.e("TAG", "date" + e);
}
if (pos == 3)
data.put(TAG_SDATE, adate + ", " + mCursor.getString(mCursor.getColumnIndex(DatabaseHandler.KEY_TIME)));
else
data.put(TAG_SDATE, adate);
if (pos == 4) {
data.put(TAG_TIME, mCursor.getString(mCursor.getColumnIndex(DatabaseHandler.KEY_TIME)));
}
data.put(TAG_SCONTENT, mCursor.getString(mCursor.getColumnIndex(DatabaseHandler.KEY_MESSAGE)));
data.put(TAG_SDATETIME, mCursor.getString(mCursor.getColumnIndex(DatabaseHandler.KEY_TIMESTAMP)));
arraylist.add(data);
} while (mCursor.moveToNext());
}
}
if (arraylist.isEmpty())
datanotavailable.setVisibility(View.VISIBLE);
else
datanotavailable.setVisibility(View.GONE);
mRecyclerView = (RecyclerView) getView().findViewById(R.id.recycler_view);
mRecyclerView.setHasFixedSize(true);
mLayoutManager = new LinearLayoutManager(getActivity());
mRecyclerView.setLayoutManager(mLayoutManager);
if (pos != 4) {
mAdapter = new CircularAdapter(getContext(), arraylist);
mRecyclerView.setAdapter(mAdapter);
} else {
fAdapter = new FoodmenuAdapter(getContext(), arraylist);
mRecyclerView.setAdapter(fAdapter);
}
}
}catch (Exception e){
}}
public void processFinish(String output) {
if (output.equals("1")) {
try {
display();
} catch (Exception e) {
}
}
}
}
我得到這個問題，我的應用程序的拳頭時間才止住， –
http://stackoverflow.com/help/mcve –
發佈您的代碼，其中 –