private FirebaseStorage mFirebaseStorage; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); binding = ActivityMainBinding.inflate(getLayoutInflater()); setContentView(binding.getRoot()); mAuth = FirebaseAuth.getInstance(); if (mAuth.getCurrentUser() == null) { finish(); return; } mFirebaseStorage = FirebaseStorage.getInstance(); }
private void displayImage() { StorageReference storageRef = mFirebaseStorage.getReferenceFromUrl("gs://myfirebase-332e8.appspot.com/3.jpg"); storageRef.getBytes(Long.MAX_VALUE).addOnSuccessListener(new OnSuccessListener<byte[]>() { @Override public void onSuccess(byte[] bytes) { Log.d(TAG, "getBytes Success"); // Use the bytes to display the image Bitmap bmp = BitmapFactory.decodeByteArray(bytes, 0, bytes.length); ImageView iv = (ImageView)findViewById(R.id.imageView); iv.setImageBitmap(bmp); } }).addOnFailureListener(new OnFailureListener() { @Override public void onFailure(@NonNull Exception exception) { Log.d(TAG, "getBytes Failed"); } }); }
private FirebaseRemoteConfig mFirebaseRemoteConfig; private ActivityMainBinding binding; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); binding = ActivityMainBinding.inflate(getLayoutInflater()); setContentView(binding.getRoot()); mAuth = FirebaseAuth.getInstance(); if (mAuth.getCurrentUser() == null) { finish(); return; } mFirebaseRemoteConfig = FirebaseRemoteConfig.getInstance(); FirebaseRemoteConfigSettings configSettings = new FirebaseRemoteConfigSettings.Builder() .setMinimumFetchIntervalInSeconds(3600) // For development only not for production!, default is 12 hours .build(); mFirebaseRemoteConfig.setConfigSettingsAsync(configSettings); mFirebaseRemoteConfig.setDefaultsAsync(R.xml.remote_config_defaults); }
<?xml version="1.0" encoding="utf-8"?> <defaultsMap xmlns:android="http://schemas.android.com/apk/res/android"> <entry> <key>your_price</key> <value>100</value> </entry> <entry> <key>cheat_enabled</key> <value>false</value> </entry> </defaultsMap>
public void onFetchButton(View v) { mFirebaseRemoteConfig.fetchAndActivate() .addOnCompleteListener(this, new OnCompleteListener<Boolean>() { @Override public void onComplete(@NonNull Task<Boolean> task) { if (task.isSuccessful()) { boolean updated = task.getResult(); Log.d(TAG, "Config params updated: " + updated); } else { Log.d(TAG, "Fetch failed"); } displayConfig(); // 가져온 설정 읽기(다음 슬라이드) } }); }
private void displayConfig() { boolean cheat_enabled = mFirebaseRemoteConfig.getBoolean("cheat_enabled"); binding.textViewCheat.setText("cheat_enabled=" + cheat_enabled); long price = mFirebaseRemoteConfig.getLong("your_price"); binding.textViewPrice.setText("your_price is " + price); }