Examples with AsyncTask android.os.AsyncTask used on opensource projects

Example 86 with AsyncTask

use of android.os.AsyncTask in project classify-system by anverliedoit.

the class SubjectServiceImpl method getSubjectList.

@Override
public List<Subject> getSubjectList() throws SubjectException {
    final List<Subject> subjectList = new ArrayList<>();
    try {
        return new AsyncTask<String, List<Subject>, List<Subject>>() {

            @Override
            protected List<Subject> doInBackground(String... args) {
                try {
                    String link = "".concat(domain).concat("/").concat(baseUri).concat("/").concat(payload);
                    URL url = new URL(link);
                    Gson gson = new Gson();
                    HttpURLConnection httpURLConnection = (HttpURLConnection) url.openConnection();
                    httpURLConnection.setRequestMethod("GET");
                    httpURLConnection.setRequestProperty("Content-Type", "application/json");
                    httpURLConnection.setRequestProperty("Accept", "application/json");
                    httpURLConnection.connect();
                    if (httpURLConnection.getResponseCode() == 200) {
                        InputStream inputStream = httpURLConnection.getInputStream();
                        String jsonData = "";
                        int data;
                        while ((data = inputStream.read()) != -1) {
                            jsonData += (char) data;
                        }
                        JSONArray jsonArray = new JSONArray(jsonData);
                        for (int ctr = 0; ctr < jsonArray.length(); ctr++) {
                            subjectList.add(gson.fromJson(jsonArray.get(ctr).toString(), Subject.class));
                        }
                        return subjectList;
                    } else if (httpURLConnection.getResponseCode() == 404) {
                        InputStream inputStream = httpURLConnection.getInputStream();
                        String jsonData = "";
                        int data;
                        while ((data = inputStream.read()) != -1) {
                            jsonData += (char) data;
                        }
                        Message message = gson.fromJson(jsonData, Message.class);
                        Log.i("ServiceTAG", "Service : Subject");
                        Log.i("ServiceTAG", "Status : " + message.getStatus());
                        Log.i("ServiceTAG", "Type : " + message.getType());
                        Log.i("ServiceTAG", "Message : " + message.getMessage());
                        return subjectList;
                    } else
                        throw new SubjectException("Server Error");
                } catch (SubjectException e) {
                    e.printStackTrace();
                    return null;
                } catch (IOException e) {
                    e.printStackTrace();
                    return null;
                } catch (JSONException e) {
                    e.printStackTrace();
                    return null;
                }
            }
        }.execute((String) null).get();
    } catch (InterruptedException e) {
        e.printStackTrace();
        return null;
    } catch (ExecutionException e) {
        e.printStackTrace();
        return null;
    }
}

Example 87 with AsyncTask

use of android.os.AsyncTask in project classify-system by anverliedoit.

the class SubjectServiceImpl method getSubjectListByStudentId.

@Override
public List<Subject> getSubjectListByStudentId(final long studentId) throws SubjectException {
    final List<Subject> subjectList = new ArrayList<>();
    try {
        return new AsyncTask<String, List<Subject>, List<Subject>>() {

            @Override
            protected List<Subject> doInBackground(String... args) {
                try {
                    String link = "".concat(domain).concat("/").concat(baseUri).concat("/").concat(payload).concat("/").concat("1").concat("?studentId=").concat(String.valueOf(studentId));
                    URL url = new URL(link);
                    Gson gson = new Gson();
                    HttpURLConnection httpURLConnection = (HttpURLConnection) url.openConnection();
                    httpURLConnection.setRequestMethod("GET");
                    httpURLConnection.setRequestProperty("Content-Type", "application/json");
                    httpURLConnection.setRequestProperty("Accept", "application/json");
                    httpURLConnection.connect();
                    if (httpURLConnection.getResponseCode() == 200) {
                        InputStream inputStream = httpURLConnection.getInputStream();
                        String jsonData = "";
                        int data;
                        while ((data = inputStream.read()) != -1) {
                            jsonData += (char) data;
                        }
                        JSONArray jsonArray = new JSONArray(jsonData);
                        for (int ctr = 0; ctr < jsonArray.length(); ctr++) {
                            subjectList.add(gson.fromJson(jsonArray.get(ctr).toString(), Subject.class));
                        }
                        return subjectList;
                    } else if (httpURLConnection.getResponseCode() == 404) {
                        InputStream inputStream = httpURLConnection.getInputStream();
                        String jsonData = "";
                        int data;
                        while ((data = inputStream.read()) != -1) {
                            jsonData += (char) data;
                        }
                        Message message = gson.fromJson(jsonData, Message.class);
                        Log.i("ServiceTAG", "Service : Subject");
                        Log.i("ServiceTAG", "Status : " + message.getStatus());
                        Log.i("ServiceTAG", "Type : " + message.getType());
                        Log.i("ServiceTAG", "Message : " + message.getMessage());
                        return subjectList;
                    } else
                        throw new SubjectException("Server Error");
                } catch (SubjectException e) {
                    e.printStackTrace();
                    return null;
                } catch (IOException e) {
                    e.printStackTrace();
                    return null;
                } catch (JSONException e) {
                    e.printStackTrace();
                    return null;
                }
            }
        }.execute((String) null).get();
    } catch (InterruptedException e) {
        e.printStackTrace();
        return null;
    } catch (ExecutionException e) {
        e.printStackTrace();
        return null;
    }
}

Example 88 with AsyncTask

use of android.os.AsyncTask in project classify-system by anverliedoit.

the class TeacherServiceImpl method getTeacherList.

@Override
public List<Teacher> getTeacherList() throws TeacherException {
    try {
        final List<Teacher> teacherList = new ArrayList<>();
        return new AsyncTask<String, List<Teacher>, List<Teacher>>() {

            @Override
            protected List<Teacher> doInBackground(String... params) {
                try {
                    Gson gson = new Gson();
                    URL url = new URL(baseUri);
                    HttpURLConnection httpURLConnection = (HttpURLConnection) url.openConnection();
                    httpURLConnection.setRequestMethod("GET");
                    httpURLConnection.setRequestProperty("Content-Type", "application/json");
                    httpURLConnection.setRequestProperty("Accept", "application/json");
                    httpURLConnection.connect();
                    if (httpURLConnection.getResponseCode() == 200) {
                        InputStream inputStream = httpURLConnection.getInputStream();
                        String jsonData = "";
                        int data;
                        while ((data = inputStream.read()) != -1) {
                            jsonData += (char) data;
                        }
                        JSONArray jsonArray = new JSONArray(jsonData);
                        for (int ctr = 0; ctr < jsonArray.length(); ctr++) {
                            teacherList.add(gson.fromJson(jsonArray.get(ctr).toString(), Teacher.class));
                        }
                        return teacherList;
                    } else if (httpURLConnection.getResponseCode() == 404) {
                        InputStream inputStream = httpURLConnection.getInputStream();
                        String jsonData = "";
                        int data;
                        while ((data = inputStream.read()) != -1) {
                            jsonData += (char) data;
                        }
                        JSONArray jsonArray = new JSONArray(jsonData);
                        for (int ctr = 0; ctr < jsonArray.length(); ctr++) {
                            teacherList.add(gson.fromJson(jsonArray.get(ctr).toString(), Teacher.class));
                        }
                        Message message = gson.fromJson(jsonData, Message.class);
                        Log.i("ServiceTAG", "Status : " + message.getStatus());
                        Log.i("ServiceTAG", "Type : " + message.getType());
                        Log.i("ServiceTAG", "Message : " + message.getMessage());
                        return teacherList;
                    } else
                        throw new TeacherException("Server Error");
                } catch (IOException e1) {
                    e1.printStackTrace();
                    return teacherList;
                } catch (JSONException e1) {
                    e1.printStackTrace();
                    return teacherList;
                } catch (TeacherException e1) {
                    e1.printStackTrace();
                    return teacherList;
                }
            }
        }.execute("").get();
    } catch (InterruptedException e) {
        e.printStackTrace();
        return new ArrayList<Teacher>();
    } catch (ExecutionException e) {
        e.printStackTrace();
        return new ArrayList<Teacher>();
    }
}

Example 89 with AsyncTask

use of android.os.AsyncTask in project classify-system by anverliedoit.

the class TermServiceImpl method updateTermById.

@Override
public Term updateTermById(final long id, final Term newTerm) throws GradingFactorException {
    try {
        return new AsyncTask<String, Term, Term>() {

            @Override
            protected Term doInBackground(String... args) {
                try {
                    String link = "".concat(domain).concat("/").concat(baseUri).concat("/").concat(payload).concat("/").concat(String.valueOf(id));
                    Gson gson = new Gson();
                    URL url = new URL(link);
                    HttpURLConnection httpURLConnection = (HttpURLConnection) url.openConnection();
                    httpURLConnection.setRequestMethod("PUT");
                    httpURLConnection.setRequestProperty("Content-Type", "application/json");
                    httpURLConnection.setRequestProperty("Accept", "application/json");
                    httpURLConnection.setDoOutput(true);
                    httpURLConnection.setDoInput(true);
                    OutputStream os = httpURLConnection.getOutputStream();
                    BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(os, "UTF-8"));
                    writer.write(gson.toJson(newTerm));
                    writer.flush();
                    writer.close();
                    httpURLConnection.connect();
                    if (httpURLConnection.getResponseCode() == 200) {
                        InputStream inputStream = httpURLConnection.getInputStream();
                        String jsonData = "";
                        int data;
                        while ((data = inputStream.read()) != -1) {
                            jsonData += (char) data;
                        }
                        return gson.fromJson(jsonData, Term.class);
                    } else if (httpURLConnection.getResponseCode() == 400) {
                        InputStream inputStream = httpURLConnection.getInputStream();
                        String jsonData = "";
                        int data;
                        while ((data = inputStream.read()) != -1) {
                            jsonData += (char) data;
                        }
                        Message message = gson.fromJson(jsonData, Message.class);
                        Log.i("ServiceTAG", "Service : Term");
                        Log.i("ServiceTAG", "Status : " + message.getStatus());
                        Log.i("ServiceTAG", "Type : " + message.getType());
                        Log.i("ServiceTAG", "Message : " + message.getMessage());
                        return null;
                    } else
                        throw new GradingFactorException("Server Error");
                } catch (GradingFactorException e) {
                    e.printStackTrace();
                    return null;
                } catch (IOException e) {
                    e.printStackTrace();
                    return null;
                }
            }
        }.execute((String) null).get();
    } catch (InterruptedException e) {
        e.printStackTrace();
        return null;
    } catch (ExecutionException e) {
        e.printStackTrace();
        return null;
    }
}

Example 90 with AsyncTask

use of android.os.AsyncTask in project classify-system by anverliedoit.

the class TermServiceImpl method getTermList.

@Override
public List<Term> getTermList() throws GradingFactorException {
    final List<Term> termList = new ArrayList<>();
    try {
        return new AsyncTask<String, List<Term>, List<Term>>() {

            @Override
            protected List<Term> doInBackground(String... args) {
                try {
                    String link = "".concat(domain).concat("/").concat(baseUri).concat("/").concat(payload);
                    URL url = new URL(link);
                    Gson gson = new Gson();
                    HttpURLConnection httpURLConnection = (HttpURLConnection) url.openConnection();
                    httpURLConnection.setRequestMethod("GET");
                    httpURLConnection.setRequestProperty("Content-Type", "application/json");
                    httpURLConnection.setRequestProperty("Accept", "application/json");
                    httpURLConnection.connect();
                    if (httpURLConnection.getResponseCode() == 200) {
                        InputStream inputStream = httpURLConnection.getInputStream();
                        String jsonData = "";
                        int data;
                        while ((data = inputStream.read()) != -1) {
                            jsonData += (char) data;
                        }
                        JSONArray jsonArray = new JSONArray(jsonData);
                        for (int ctr = 0; ctr < jsonArray.length(); ctr++) {
                            termList.add(gson.fromJson(jsonArray.get(ctr).toString(), Term.class));
                        }
                        return termList;
                    } else if (httpURLConnection.getResponseCode() == 404) {
                        InputStream inputStream = httpURLConnection.getInputStream();
                        String jsonData = "";
                        int data;
                        while ((data = inputStream.read()) != -1) {
                            jsonData += (char) data;
                        }
                        Message message = gson.fromJson(jsonData, Message.class);
                        Log.i("ServiceTAG", "Service : Term");
                        Log.i("ServiceTAG", "Status : " + message.getStatus());
                        Log.i("ServiceTAG", "Type : " + message.getType());
                        Log.i("ServiceTAG", "Message : " + message.getMessage());
                        return termList;
                    } else
                        throw new GradingFactorException("Server Error");
                } catch (GradingFactorException e) {
                    e.printStackTrace();
                    return null;
                } catch (IOException e) {
                    e.printStackTrace();
                    return null;
                } catch (JSONException e) {
                    e.printStackTrace();
                    return null;
                }
            }
        }.execute((String) null).get();
    } catch (InterruptedException e) {
        e.printStackTrace();
        return null;
    } catch (ExecutionException e) {
        e.printStackTrace();
        return null;
    }
}