如何将从 Google 获取的信息放置 API 并存储到 Firebase？
How to put the Information get from Google Place API and store to Firebase?
我正在按照教程将 google 位置 api 实施到我的文件中。
但我想将其更改为 Firebase。也许保存到 table "Location"
任何人都可以指导我如何将它保存到 firebase。我引用的代码来自这里：https://github.com/delaroy/AndroidLocationGeofencing
提前致谢，如果信息不足，我会再次补充。
Screenshot 1
Screenshot 2
package com.example.edward.neweventmanagementsystem;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.ActivityCompat;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.View;
import android.widget.Toast;
import com.example.edward.neweventmanagementsystem.provider.PlaceContract;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.GooglePlayServicesNotAvailableException;
import com.google.android.gms.common.GooglePlayServicesRepairableException;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.GoogleApiClient.ConnectionCallbacks;
import com.google.android.gms.common.api.GoogleApiClient.OnConnectionFailedListener;
import com.google.android.gms.common.api.PendingResult;
import com.google.android.gms.common.api.ResultCallback;
import com.google.android.gms.location.LocationServices;
import com.google.android.gms.location.places.Place;
import com.google.android.gms.location.places.PlaceBuffer;
import com.google.android.gms.location.places.Places;
import com.google.android.gms.location.places.ui.PlacePicker;
import com.google.firebase.database.DataSnapshot;
import com.google.firebase.database.DatabaseError;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.database.ValueEventListener;
import java.util.ArrayList;
import java.util.List;
import static android.widget.Toast.LENGTH_SHORT;
public class ManageLocation extends AppCompatActivity implements
ConnectionCallbacks,
OnConnectionFailedListener {
// Constants
public static final String TAG = ManageLocation.class.getSimpleName();
private static final int PERMISSIONS_REQUEST_FINE_LOCATION = 111;
private static final int PLACE_PICKER_REQUEST = 1;
// Member variables
private PlaceListAdapter mAdapter;
private RecyclerView mRecyclerView;
private boolean mIsEnabled;
private GoogleApiClient mClient;
private Geofencing mGeofencing;
private DatabaseReference mDatabaseReference;
Context mContext;
PlaceBuffer mPlaces;
/**
* Called when the activity is starting
*
* @param savedInstanceState The Bundle that contains the data supplied in onSaveInstanceState
*/
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_manage_location);
// Set up the recycler view
mRecyclerView = (RecyclerView) findViewById(R.id.places_list_recycler_view);
mRecyclerView.setLayoutManager(new LinearLayoutManager(this));
mAdapter = new PlaceListAdapter(this, null);
mRecyclerView.setAdapter(mAdapter);
// Switch onOffSwitch = (Switch) findViewById(R.id.enable_switch);
// mIsEnabled = getPreferences(MODE_PRIVATE).getBoolean(getString(R.string.setting_enabled), false);
// onOffSwitch.setChecked(mIsEnabled);
// onOffSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
// @Override
// public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
// SharedPreferences.Editor editor = getPreferences(MODE_PRIVATE).edit();
// editor.putBoolean(getString(R.string.setting_enabled), isChecked);
// mIsEnabled = isChecked;
// editor.commit();
// if (isChecked) mGeofencing.registerAllGeofences();
// else mGeofencing.unRegisterAllGeofences();
// }
//
// });
mClient = new GoogleApiClient.Builder(this)
.addConnectionCallbacks(this)
.addOnConnectionFailedListener(this)
.addApi(LocationServices.API)
.addApi(Places.GEO_DATA_API)
.enableAutoManage(this, this)
.build();
mGeofencing = new Geofencing(this, mClient);
}
/***
* Called when the Google API Client is successfully connected
*
* @param connectionHint Bundle of data provided to clients by Google Play services
*/
@Override
public void onConnected(@Nullable Bundle connectionHint) {
refreshPlacesData();
Log.i(TAG, "API Client Connection Successful!");
}
/***
* Called when the Google API Client is suspended
*
* @param cause cause The reason for the disconnection. Defined by constants CAUSE_*.
*/
@Override
public void onConnectionSuspended(int cause) {
Log.i(TAG, "API Client Connection Suspended!");
}
/***
* Called when the Google API Client failed to connect to Google Play Services
*
* @param result A ConnectionResult that can be used for resolving the error
*/
@Override
public void onConnectionFailed(@NonNull ConnectionResult result) {
Log.e(TAG, "API Client Connection Failed!");
}
public void refreshPlacesData() {
Uri uri = PlaceContract.PlaceEntry.CONTENT_URI;
Cursor data = getContentResolver().query(
uri,
null,
null,
null,
null);
if (data == null || data.getCount() == 0) return;
List<String> guids = new ArrayList<String>();
while (data.moveToNext()) {
guids.add(data.getString(data.getColumnIndex(PlaceContract.PlaceEntry.COLUMN_PLACE_ID)));
}
PendingResult<PlaceBuffer> placeResult = Places.GeoDataApi.getPlaceById(mClient,
guids.toArray(new String[guids.size()]));
placeResult.setResultCallback(new ResultCallback<PlaceBuffer>() {
@Override
public void onResult(@NonNull PlaceBuffer places) {
mAdapter.swapPlaces(places);
mGeofencing.updateGeofencesList(places);
if (mIsEnabled) mGeofencing.registerAllGeofences();
}
});
}
public void onAddPlaceButtonClicked(View view) {
if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_FINE_LOCATION)
!= PackageManager.PERMISSION_GRANTED) {
Toast.makeText(this, getString(R.string.need_location_permission_message), Toast.LENGTH_LONG).show();
return;
}
try {
PlacePicker.IntentBuilder builder = new PlacePicker.IntentBuilder();
Intent i = builder.build(this);
startActivityForResult(i, PLACE_PICKER_REQUEST);
} catch (GooglePlayServicesRepairableException e) {
Log.e(TAG, String.format("GooglePlayServices Not Available [%s]", e.getMessage()));
} catch (GooglePlayServicesNotAvailableException e) {
Log.e(TAG, String.format("GooglePlayServices Not Available [%s]", e.getMessage()));
} catch (Exception e) {
Log.e(TAG, String.format("PlacePicker Exception: %s", e.getMessage()));
}
}
/***
* Called when the Place Picker Activity returns back with a selected place (or after canceling)
*
* @param requestCode The request code passed when calling startActivityForResult
* @param resultCode The result code specified by the second activity
* @param data The Intent that carries the result data.
*/
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == PLACE_PICKER_REQUEST && resultCode == RESULT_OK) {
final Place place = PlacePicker.getPlace(this, data);
if (place == null) {
Log.i(TAG, "No place selected");
return;
}
final String placeID = place.getId();
// Insert a new place into DB
// ContentValues contentValues = new ContentValues();
// contentValues.put(PlaceContract.PlaceEntry.COLUMN_PLACE_ID, placeID);
// getContentResolver().insert(PlaceContract.PlaceEntry.CONTENT_URI, contentValues);
//Place the data into Firebase
// Get live data information
refreshPlacesData();
}
}
public void onRingerPermissionsClicked(View view) {
Intent intent = new Intent(android.provider.Settings.ACTION_NOTIFICATION_POLICY_ACCESS_SETTINGS);
startActivity(intent);
}
public void onLocationPermissionClicked(View view) {
ActivityCompat.requestPermissions(ManageLocation.this,
new String[]{android.Manifest.permission.ACCESS_FINE_LOCATION},
PERMISSIONS_REQUEST_FINE_LOCATION);
}
}
private DatabaseReference mDatabase;
mDatabase = FirebaseDatabase.getInstance().getReference();
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == PLACE_PICKER_REQUEST && resultCode == RESULT_OK) {
final Place place = PlacePicker.getPlace(this, data);
if (place == null) {
Log.i(TAG, "No place selected");
return;
}
final String placeID = place.getId();
//Place the data into Firebase
insertPlcaeIdinDb(placeID);
// Get live data information
refreshPlacesData();
}
}
private void insertPlcaeIdinDb(String placeID)
{
mDatabase.child("yourBranchNameinDb").setValue(placeID );
}
了解什么是
FirebaseDatabase.getInstance().getReference()
你可以关注 Firebase 从 there
获取 android 官方文档
我正在按照教程将 google 位置 api 实施到我的文件中。 但我想将其更改为 Firebase。也许保存到 table "Location"
任何人都可以指导我如何将它保存到 firebase。我引用的代码来自这里：https://github.com/delaroy/AndroidLocationGeofencing 提前致谢，如果信息不足，我会再次补充。
Screenshot 1 Screenshot 2
package com.example.edward.neweventmanagementsystem;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.ActivityCompat;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.View;
import android.widget.Toast;
import com.example.edward.neweventmanagementsystem.provider.PlaceContract;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.GooglePlayServicesNotAvailableException;
import com.google.android.gms.common.GooglePlayServicesRepairableException;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.GoogleApiClient.ConnectionCallbacks;
import com.google.android.gms.common.api.GoogleApiClient.OnConnectionFailedListener;
import com.google.android.gms.common.api.PendingResult;
import com.google.android.gms.common.api.ResultCallback;
import com.google.android.gms.location.LocationServices;
import com.google.android.gms.location.places.Place;
import com.google.android.gms.location.places.PlaceBuffer;
import com.google.android.gms.location.places.Places;
import com.google.android.gms.location.places.ui.PlacePicker;
import com.google.firebase.database.DataSnapshot;
import com.google.firebase.database.DatabaseError;
import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.google.firebase.database.ValueEventListener;
import java.util.ArrayList;
import java.util.List;
import static android.widget.Toast.LENGTH_SHORT;
public class ManageLocation extends AppCompatActivity implements
ConnectionCallbacks,
OnConnectionFailedListener {
// Constants
public static final String TAG = ManageLocation.class.getSimpleName();
private static final int PERMISSIONS_REQUEST_FINE_LOCATION = 111;
private static final int PLACE_PICKER_REQUEST = 1;
// Member variables
private PlaceListAdapter mAdapter;
private RecyclerView mRecyclerView;
private boolean mIsEnabled;
private GoogleApiClient mClient;
private Geofencing mGeofencing;
private DatabaseReference mDatabaseReference;
Context mContext;
PlaceBuffer mPlaces;
/**
* Called when the activity is starting
*
* @param savedInstanceState The Bundle that contains the data supplied in onSaveInstanceState
*/
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_manage_location);
// Set up the recycler view
mRecyclerView = (RecyclerView) findViewById(R.id.places_list_recycler_view);
mRecyclerView.setLayoutManager(new LinearLayoutManager(this));
mAdapter = new PlaceListAdapter(this, null);
mRecyclerView.setAdapter(mAdapter);
// Switch onOffSwitch = (Switch) findViewById(R.id.enable_switch);
// mIsEnabled = getPreferences(MODE_PRIVATE).getBoolean(getString(R.string.setting_enabled), false);
// onOffSwitch.setChecked(mIsEnabled);
// onOffSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
// @Override
// public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
// SharedPreferences.Editor editor = getPreferences(MODE_PRIVATE).edit();
// editor.putBoolean(getString(R.string.setting_enabled), isChecked);
// mIsEnabled = isChecked;
// editor.commit();
// if (isChecked) mGeofencing.registerAllGeofences();
// else mGeofencing.unRegisterAllGeofences();
// }
//
// });
mClient = new GoogleApiClient.Builder(this)
.addConnectionCallbacks(this)
.addOnConnectionFailedListener(this)
.addApi(LocationServices.API)
.addApi(Places.GEO_DATA_API)
.enableAutoManage(this, this)
.build();
mGeofencing = new Geofencing(this, mClient);
}
/***
* Called when the Google API Client is successfully connected
*
* @param connectionHint Bundle of data provided to clients by Google Play services
*/
@Override
public void onConnected(@Nullable Bundle connectionHint) {
refreshPlacesData();
Log.i(TAG, "API Client Connection Successful!");
}
/***
* Called when the Google API Client is suspended
*
* @param cause cause The reason for the disconnection. Defined by constants CAUSE_*.
*/
@Override
public void onConnectionSuspended(int cause) {
Log.i(TAG, "API Client Connection Suspended!");
}
/***
* Called when the Google API Client failed to connect to Google Play Services
*
* @param result A ConnectionResult that can be used for resolving the error
*/
@Override
public void onConnectionFailed(@NonNull ConnectionResult result) {
Log.e(TAG, "API Client Connection Failed!");
}
public void refreshPlacesData() {
Uri uri = PlaceContract.PlaceEntry.CONTENT_URI;
Cursor data = getContentResolver().query(
uri,
null,
null,
null,
null);
if (data == null || data.getCount() == 0) return;
List<String> guids = new ArrayList<String>();
while (data.moveToNext()) {
guids.add(data.getString(data.getColumnIndex(PlaceContract.PlaceEntry.COLUMN_PLACE_ID)));
}
PendingResult<PlaceBuffer> placeResult = Places.GeoDataApi.getPlaceById(mClient,
guids.toArray(new String[guids.size()]));
placeResult.setResultCallback(new ResultCallback<PlaceBuffer>() {
@Override
public void onResult(@NonNull PlaceBuffer places) {
mAdapter.swapPlaces(places);
mGeofencing.updateGeofencesList(places);
if (mIsEnabled) mGeofencing.registerAllGeofences();
}
});
}
public void onAddPlaceButtonClicked(View view) {
if (ActivityCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_FINE_LOCATION)
!= PackageManager.PERMISSION_GRANTED) {
Toast.makeText(this, getString(R.string.need_location_permission_message), Toast.LENGTH_LONG).show();
return;
}
try {
PlacePicker.IntentBuilder builder = new PlacePicker.IntentBuilder();
Intent i = builder.build(this);
startActivityForResult(i, PLACE_PICKER_REQUEST);
} catch (GooglePlayServicesRepairableException e) {
Log.e(TAG, String.format("GooglePlayServices Not Available [%s]", e.getMessage()));
} catch (GooglePlayServicesNotAvailableException e) {
Log.e(TAG, String.format("GooglePlayServices Not Available [%s]", e.getMessage()));
} catch (Exception e) {
Log.e(TAG, String.format("PlacePicker Exception: %s", e.getMessage()));
}
}
/***
* Called when the Place Picker Activity returns back with a selected place (or after canceling)
*
* @param requestCode The request code passed when calling startActivityForResult
* @param resultCode The result code specified by the second activity
* @param data The Intent that carries the result data.
*/
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == PLACE_PICKER_REQUEST && resultCode == RESULT_OK) {
final Place place = PlacePicker.getPlace(this, data);
if (place == null) {
Log.i(TAG, "No place selected");
return;
}
final String placeID = place.getId();
// Insert a new place into DB
// ContentValues contentValues = new ContentValues();
// contentValues.put(PlaceContract.PlaceEntry.COLUMN_PLACE_ID, placeID);
// getContentResolver().insert(PlaceContract.PlaceEntry.CONTENT_URI, contentValues);
//Place the data into Firebase
// Get live data information
refreshPlacesData();
}
}
public void onRingerPermissionsClicked(View view) {
Intent intent = new Intent(android.provider.Settings.ACTION_NOTIFICATION_POLICY_ACCESS_SETTINGS);
startActivity(intent);
}
public void onLocationPermissionClicked(View view) {
ActivityCompat.requestPermissions(ManageLocation.this,
new String[]{android.Manifest.permission.ACCESS_FINE_LOCATION},
PERMISSIONS_REQUEST_FINE_LOCATION);
}
}
private DatabaseReference mDatabase;
mDatabase = FirebaseDatabase.getInstance().getReference();
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == PLACE_PICKER_REQUEST && resultCode == RESULT_OK) {
final Place place = PlacePicker.getPlace(this, data);
if (place == null) {
Log.i(TAG, "No place selected");
return;
}
final String placeID = place.getId();
//Place the data into Firebase
insertPlcaeIdinDb(placeID);
// Get live data information
refreshPlacesData();
}
}
private void insertPlcaeIdinDb(String placeID)
{
mDatabase.child("yourBranchNameinDb").setValue(placeID );
}
了解什么是
FirebaseDatabase.getInstance().getReference()
你可以关注 Firebase 从 there