Examples with DatabaseReference com.google.firebase.database.DatabaseReference used on opensource projects

Example 56 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project NienLuanChuyenNganh-Android by AuNguyenTrungNguyen.

the class MainActivity method loadDataFromFireBase.

private void loadDataFromFireBase() {
    progressDialog = new ProgressDialog(this);
    progressDialog.show();
    SharedPreferences preferences = this.getSharedPreferences(Constant.PREFERENCE_NAME, MODE_PRIVATE);
    final String id = preferences.getString(Constant.PREFERENCE_KEY_ID, null);
    if (id != null) {
        DatabaseReference myRef = FirebaseDatabase.getInstance().getReference(Constant.NODE_CONG_VIEC);
        myRef.addValueEventListener(new ValueEventListener() {

            @Override
            public void onDataChange(DataSnapshot dataSnapshot) {
                for (DataSnapshot snapshot : dataSnapshot.getChildren()) {
                    JobObject jobObject = snapshot.getValue(JobObject.class);
                    if (id.equals(jobObject.getIdManageJob())) {
                        listJobs.add(jobObject);
                        jobAdapter.notifyDataSetChanged();
                    }
                }
                progressDialog.dismiss();
            }

            @Override
            public void onCancelled(DatabaseError error) {
                Log.i("ABC", "Failed to read value.", error.toException());
            }
        });
    } else {
        progressDialog.dismiss();
        Log.i("ANTN", "ID Manage is null!");
    }
}

Example 57 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project NienLuanChuyenNganh-Android by AuNguyenTrungNguyen.

the class ManageMyEmployeesActivity method loadData.

private void loadData() {
    progressDialog = new ProgressDialog(this);
    progressDialog.setTitle(getResources().getString(R.string.dialog));
    progressDialog.show();
    SharedPreferences preferences = this.getSharedPreferences(Constant.PREFERENCE_NAME, MODE_PRIVATE);
    final String id = preferences.getString(Constant.PREFERENCE_KEY_ID, null);
    Log.i("ANTN", "ID: " + id);
    if (id != null) {
        DatabaseReference myRef = database.getReference(Constant.NODE_NHAN_VIEN);
        myRef.addValueEventListener(new ValueEventListener() {

            @Override
            public void onDataChange(DataSnapshot dataSnapshot) {
                for (DataSnapshot snapshot : dataSnapshot.getChildren()) {
                    EmployeeObject employeeObject = snapshot.getValue(EmployeeObject.class);
                    if (id.equals(employeeObject.getIdManage())) {
                        listEmployee.add(employeeObject);
                        employeeAdapter.notifyDataSetChanged();
                    }
                }
                progressDialog.dismiss();
            }

            @Override
            public void onCancelled(DatabaseError error) {
                progressDialog.dismiss();
            }
        });
    }
}

Example 58 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project NienLuanChuyenNganh-Android by AuNguyenTrungNguyen.

the class AddJobActivity method addJob.

private void addJob() {
    final ProgressDialog dialog = new ProgressDialog(this);
    dialog.setTitle(getResources().getString(R.string.dialog));
    String title = edtTitle.getText().toString();
    String description = edtDescription.getText().toString();
    String timeStart = tvStart.getText().toString();
    String timeEnd = tvEnd.getText().toString();
    if (!title.equals("") && !description.equals("") && !timeStart.equals(getResources().getString(R.string.job_start)) && !timeEnd.equals(getResources().getString(R.string.job_end)) && listEmployees.size() > 0) {
        SimpleDateFormat dateFormat = new SimpleDateFormat("dd/MM/yyyy");
        Date date = new Date();
        String now = dateFormat.format(date);
        if (compareDate(now, timeStart) && compareDate(timeStart, timeEnd)) {
            FirebaseDatabase database = FirebaseDatabase.getInstance();
            DatabaseReference reference = database.getReference().child(Constant.NODE_CONG_VIEC);
            String idJob = reference.push().getKey();
            SharedPreferences preferences = getSharedPreferences(Constant.PREFERENCE_NAME, MODE_PRIVATE);
            String idManage = preferences.getString(Constant.PREFERENCE_KEY_ID, "");
            List<String> listIdMember = new ArrayList();
            for (EmployeeObject object : listEmployees) {
                listIdMember.add(object.getIdEmployee());
            }
            JobObject jobObject = new JobObject();
            jobObject.setIdJob(idJob);
            jobObject.setIdManageJob(idManage);
            jobObject.setTitleJob(title);
            jobObject.setDescriptionJob(description);
            jobObject.setStartDateJob(timeStart);
            jobObject.setEndDateJob(timeEnd);
            jobObject.setStatusJob(Constant.NOT_RECEIVED);
            jobObject.setListIdMember(listIdMember);
            dialog.show();
            reference.child(idJob).setValue(jobObject).addOnSuccessListener(new OnSuccessListener<Void>() {

                @Override
                public void onSuccess(Void aVoid) {
                    dialog.dismiss();
                    Toast.makeText(AddJobActivity.this, "Success!", Toast.LENGTH_SHORT).show();
                }
            });
        } else {
            Toast.makeText(this, "Date is fail!", Toast.LENGTH_SHORT).show();
        }
    } else {
        Toast.makeText(this, "Data is empty!", Toast.LENGTH_SHORT).show();
    }
}

Example 59 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project HikingApp by wickhama.

the class Database method getTrailMetadata.

public void getTrailMetadata(final String trailID, final MetadataListener DBlistener) {
    // DatabaseReference rootRef = FirebaseDatabase.getInstance().getReference();
    DatabaseReference rootRef = myRef;
    DatabaseReference ref = rootRef.child("Trails");
    ValueEventListener eventListener = new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            Trail.Metadata metadata = dataSnapshot.child(trailID).child("metadata").getValue(Trail.Metadata.class);
            DBlistener.onMetadata(metadata);
        }

        @Override
        public void onCancelled(DatabaseError databaseError) {
        }
    };
    ref.addListenerForSingleValueEvent(eventListener);
}

Example 60 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project HikingApp by wickhama.

the class Database method getTrail.

public void getTrail(final String trailID, final DataTrailListener DBlistener) {
    // DatabaseReference rootRef = FirebaseDatabase.getInstance().getReference();
    DatabaseReference rootRef = myRef;
    DatabaseReference ref = rootRef.child("Trails");
    ValueEventListener eventListener = new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            DBlistener.onDataTrail(dataSnapshot.child(trailID).getValue(Trail.class));
        }

        @Override
        public void onCancelled(DatabaseError databaseError) {
        }
    };
    ref.addListenerForSingleValueEvent(eventListener);
}