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

Example 46 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project Grupp by tmoronta1208.

the class TempUserActivity method onActivityResult.

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    super.onActivityResult(requestCode, resultCode, data);
    if (requestCode == RC_PHOTO_PICKER) {
        try {
            final Uri uri = data.getData();
            UserIcon test = new UserIcon("hello");
            iconRef.setValue(test, new DatabaseReference.CompletionListener() {

                @Override
                public void onComplete(DatabaseError databaseError, DatabaseReference databaseReference) {
                    if (databaseError == null) {
                        StorageReference storage = FirebaseStorage.getInstance().getReference(USER_ICON).child(currentUserId).child(uri.getLastPathSegment());
                        storage.putFile(uri).addOnCompleteListener(new OnCompleteListener<UploadTask.TaskSnapshot>() {

                            @Override
                            public void onComplete(@NonNull Task<UploadTask.TaskSnapshot> task) {
                                if (task.isSuccessful()) {
                                    UserIcon test = new UserIcon(task.getResult().getMetadata().getDownloadUrl().toString());
                                    iconRef.setValue(test);
                                    CurrentUserPost.getInstance().postProfilePictoPublicUser(test);
                                }
                            }
                        });
                    }
                }
            });
        } catch (NullPointerException e) {
            e.printStackTrace();
        }
    }
}

Example 47 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project Grupp by tmoronta1208.

the class ContactListFragment method onCreateView.

/* public static ContactListFragment newInstance(String title) {
        ContactListFragment fragment = new ContactListFragment();
        Bundle args = new Bundle();
        args.putString("title", title);
        fragment.setArguments(args);
        return fragment;
    }*/
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    // Inflate the layout for this fragment
    view = inflater.inflate(R.layout.fragment_contactlist, container, false);
    searchView = view.findViewById(R.id.search_bar_cl);
    searchView.setHint("Name, #Grupptag, Email");
    searchView.setHintTextColor(getActivity().getResources().getColor(R.color.hintcolor));
    String currentUserId = CurrentUser.getInstance().getUserID();
    DatabaseReference contactsRef = FirebaseDatabase.getInstance().getReference().child(USER_CONTACTS).child(currentUserId);
    recyclerView = view.findViewById(R.id.contact_list_rec);
    recyclerView.setHasFixedSize(true);
    LinearLayoutManager linearLayout = new LinearLayoutManager(view.getContext());
    contactListAdapter = new ContactListAdapter(PublicUserDetails.class, R.layout.contact_item_view, ContactListViewHolder.class, contactsRef);
    /**
     *ajoxe:
     * after modifying the adapter, set the list as friendsUserList
     * contactListAdapter = new ContactListAdapter(friendsUserList, getContext());
     */
    recyclerView.setAdapter(contactListAdapter);
    recyclerView.addItemDecoration(new SimpleDividerItemDecoration(getContext()));
    recyclerView.setLayoutManager(linearLayout);
    return view;
}

Example 48 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project geofire-java by firebase.

the class GeoFireIT method locationWorksWithLongs.

@Test
public void locationWorksWithLongs() throws InterruptedException, ExecutionException, TimeoutException {
    GeoFire geoFire = geoFireTestingRule.newTestGeoFire();
    DatabaseReference databaseReference = geoFire.getDatabaseRefForKey("loc");
    final Semaphore semaphore = new Semaphore(0);
    databaseReference.setValue(new HashMap<String, Object>() {

        {
            put("l", Arrays.asList(1L, 2L));
            // this is wrong but we don't care in this test
            put("g", "7zzzzzzzzz");
        }
    }, "7zzzzzzzzz", new DatabaseReference.CompletionListener() {

        @Override
        public void onComplete(DatabaseError databaseError, DatabaseReference databaseReference) {
            semaphore.release();
        }
    });
    semaphore.tryAcquire(geoFireTestingRule.timeout, TimeUnit.SECONDS);
    TestCallback testCallback = new TestCallback();
    geoFire.getLocation("loc", testCallback);
    Assert.assertEquals(TestCallback.location("loc", 1, 2), testCallback.getCallbackValue());
}

Example 49 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project Lets-Chat by kshitiz1007.

the class ChatActivity method loadMoreMessages.

// ---ON REFRESHING 10 MORE MESSAGES WILL LOAD----
private void loadMoreMessages() {
    DatabaseReference messageRef = mRootReference.child("messages").child(mCurrentUserId).child(mChatUser);
    Query messageQuery = messageRef.orderByKey().endAt(mLastKey).limitToLast(10);
    messageQuery.addChildEventListener(new ChildEventListener() {

        @Override
        public void onChildAdded(DataSnapshot dataSnapshot, String s) {
            Messages message = (Messages) dataSnapshot.getValue(Messages.class);
            String messageKey = dataSnapshot.getKey();
            if (!mPrevKey.equals(messageKey)) {
                messagesList.add(itemPos++, message);
            } else {
                mPrevKey = mLastKey;
            }
            if (itemPos == 1) {
                String mMessageKey = dataSnapshot.getKey();
                mLastKey = mMessageKey;
            }
            mMessageAdapter.notifyDataSetChanged();
            mSwipeRefreshLayout.setRefreshing(false);
            mLinearLayoutManager.scrollToPositionWithOffset(10, 0);
        }

        @Override
        public void onChildChanged(DataSnapshot dataSnapshot, String s) {
        }

        @Override
        public void onChildRemoved(DataSnapshot dataSnapshot) {
        }

        @Override
        public void onChildMoved(DataSnapshot dataSnapshot, String s) {
        }

        @Override
        public void onCancelled(DatabaseError databaseError) {
        }
    });
}

Example 50 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project Lets-Chat by kshitiz1007.

the class ChatActivity method loadMessages.

// ---FIRST 10 MESSAGES WILL LOAD ON START----
private void loadMessages() {
    DatabaseReference messageRef = mRootReference.child("messages").child(mCurrentUserId).child(mChatUser);
    Query messageQuery = messageRef.limitToLast(mCurrentPage * TOTAL_ITEM_TO_LOAD);
    messageQuery.addChildEventListener(new ChildEventListener() {

        @Override
        public void onChildAdded(DataSnapshot dataSnapshot, String s) {
            Messages messages = (Messages) dataSnapshot.getValue(Messages.class);
            itemPos++;
            if (itemPos == 1) {
                String mMessageKey = dataSnapshot.getKey();
                mLastKey = mMessageKey;
                mPrevKey = mMessageKey;
            }
            messagesList.add(messages);
            mMessageAdapter.notifyDataSetChanged();
            mMessagesList.scrollToPosition(messagesList.size() - 1);
            mSwipeRefreshLayout.setRefreshing(false);
        }

        @Override
        public void onChildChanged(DataSnapshot dataSnapshot, String s) {
        }

        @Override
        public void onChildRemoved(DataSnapshot dataSnapshot) {
        }

        @Override
        public void onChildMoved(DataSnapshot dataSnapshot, String s) {
        }

        @Override
        public void onCancelled(DatabaseError databaseError) {
        }
    });
}