I have a series of Log
statements in my onCreate()
method for debugging, but sometimes they just aren't printed in my LogCat
. Is there any reasoning for this that anyone is aware of?
Maybe I'm misunderstanding the basics of an Activity's life cycle. I have visited the developer's page, but it still makes no sense.
Let me clarify that the Log
calls are displayed if I uninstall the application and then launch it from Eclipse again. However, I am running tests to see the applications functionality once it has already been run.
I have a MainMenu Activity which stems to multiple other activities. When I uninstall the application and re-launch it, it prints what I would expect it to print. Then, I go to my device's settings and Force Quit
the application (Is this the right thing to do?). After that, I open my application up again. There is no Log
messages from the onCreate()
method, but when I move to a different Activity, my MainMenu
's onPause()
and onStop()
methods have Log
messages that are printed properly to LogCat.
Any ideas?
EDIT:
I want to add that on a restart, Log
messages in the onStart()
method are also skipped.
Here is my onCreate/onStart/onPause/onStop methods if you're interested. There is a lot of repeated code within, that was done to try to find out what method was called when the app was restarted. Shouldn't make a difference though, I feel like this is a problem with my method of restarting the application.
public void onCreate(Bundle savedInstanceState) {
// This calls all inherited methods, as this is a subclass of Activity.
super.onCreate(savedInstanceState);
if(D) Log.e(TAG, "+++ ON CREATE +++");
Log.i( TAG, "Whats going onnnn" );
// Set the view the main.xml
setContentView(R.layout.main);
RelayAPIModel.bluetoothConnected = false;
// Initialize the connection.
setupConnection();
Log.i( TAG, "Whats going onnnn2" );
// Check how if bluetooth is enabled on this device.
mService.checkBluetoothState();
// Initialize stuff from PilotMain() method
initMain();
Log.i( TAG, "Whats going onnnn3" );
// Add listeners to all of the buttons described in main.xml
buildButtons();
Log.i( "HERE", "HERE" );
// If the adapter is null, then Bluetooth is not supported
if (mService.getAdapter() == null) {
Toast.makeText(this, R.string.toast_bt_not_avail, Toast.LENGTH_LONG).show();
finish();
return;
}
savedStuff = (SerializableObjects)LocalObjects.readObjectFromFile( getApplicationContext(), "LastDevice.txt" );
if( savedStuff != null ) {
hasLastDevice = true;
Log.i( "HAS", "LAST DEVICE" );
Log.i( "HAS", savedStuff.getName() );
} else {
hasLastDevice = false;
Log.i( "HAS NO", "LAST DEVICE" );
}
pairedDeviceList = new ArrayList<BluetoothDevice>();
pairedDevices = mService.getAdapter().getBondedDevices();
for( BluetoothDevice device: pairedDevices ) {
pairedDeviceList.add( device );
}
if( hasLastDevice ) {
for( int i = 0; i < pairedDeviceList.size(); i++ ) {
Log.i( "1 HERE HERE", pairedDeviceList.get( i ).getName() );
Log.i( "1 HEUH?I@JD", savedStuff.getName() );
if( pairedDeviceList.get( i ).getName().equals( savedStuff.getRealName() ) ) {
// THIS IS THE DEVICE WE NEED
previousDevice = pairedDeviceList.get( i );
i = pairedDeviceList.size();
}
}
}
}
onStart()
public void onStart() {
super.onStart();
if(D) Log.e(TAG, "++ ON START ++");
savedStuff = (SerializableObjects)LocalObjects.readObjectFromFile( getApplicationContext(), "LastDevice.txt" );
if( savedStuff != null ) {
hasLastDevice = true;
Log.i( "HAS", "LAST DEVICE" );
Log.i( "HAS", savedStuff.getName() );
} else {
hasLastDevice = false;
Log.i( "HAS NO", "LAST DEVICE" );
}
pairedDeviceList = new ArrayList<BluetoothDevice>();
pairedDevices = mService.getAdapter().getBondedDevices();
for( BluetoothDevice device: pairedDevices ) {
pairedDeviceList.add( device );
}
if( hasLastDevice ) {
for( int i = 0; i < pairedDeviceList.size(); i++ ) {
Log.i( "2 HERE HERE", pairedDeviceList.get( i ).getName() );
Log.i( "2 HEUH?I@JD", savedStuff.getName() );
if( pairedDeviceList.get( i ).getName().equals( savedStuff.getRealName() ) ) {
// THIS IS THE DEVICE WE NEED
previousDevice = pairedDeviceList.get( i );
i = pairedDeviceList.size();
}
}
}
// If BT is not on, request that it be enabled.
// setupChat() will then be called during onActivityResult
if (!mService.getAdapter().isEnabled()) {
Log.i( TAG, "first !isEnabled " );
Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
Log.i( TAG, "second !isEnabled" );
// Otherwise, setup the connection
} else {
if (mService == null) {
Log.i( TAG, "setupConnection BEFORE" );
setupConnection();
Log.i( TAG, "setupConnection AFTER" );
}
}
}
onPause()
@Override
public synchronized void onPause() {
super.onPause();
if(D) Log.e(TAG, "- ON PAUSE -");
savedStuff = (SerializableObjects)LocalObjects.readObjectFromFile( getApplicationContext(), "LastDevice.txt" );
if( savedStuff != null ) {
hasLastDevice = true;
Log.i( "HAS", "LAST DEVICE" );
Log.i( "HAS", savedStuff.getName() );
} else {
hasLastDevice = false;
Log.i( "HAS NO", "LAST DEVICE" );
}
pairedDeviceList = new ArrayList<BluetoothDevice>();
pairedDevices = mService.getAdapter().getBondedDevices();
for( BluetoothDevice device: pairedDevices ) {
pairedDeviceList.add( device );
}
if( hasLastDevice ) {
for( int i = 0; i < pairedDeviceList.size(); i++ ) {
Log.i( "4 HERE HERE", pairedDeviceList.get( i ).getName() );
Log.i( "4 HEUH?I@JD", savedStuff.getName() );
if( pairedDeviceList.get( i ).getName().equals( savedStuff.getRealName() ) ) {
// THIS IS THE DEVICE WE NEED
previousDevice = pairedDeviceList.get( i );
i = pairedDeviceList.size();
}
}
}
if( savedStuff != null ) {
Log.i( "HAS", savedStuff.getName() );
}
}
onStop()
public void onStop() {
super.onStop();
if(D) Log.e(TAG, "-- ON STOP --");
if( savedStuff != null ) {
Log.i( "HAS", savedStuff.getName() );
}
// Relay();
}
onCreate
method all together? I feel like I am terminating the app incorrectly. – BogonCreate()
andonStart()
just do not produce Log messages. Also, the method calls withinonCreate
andonStart
have separate Log messages that are never shown. It must not be callingonCreate
oronStart
which makes NO sense. – Bog