use sets instead of list for listeners

This commit is contained in:
Daniel Gultsch 2018-07-06 20:15:45 +02:00
parent 3782a6fac6
commit a23d9929f1
2 changed files with 94 additions and 65 deletions

View File

@ -57,6 +57,7 @@ import java.util.List;
import java.util.ListIterator; import java.util.ListIterator;
import java.util.Map; import java.util.Map;
import java.util.Set; import java.util.Set;
import java.util.WeakHashMap;
import java.util.concurrent.CopyOnWriteArrayList; import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.CountDownLatch; import java.util.concurrent.CountDownLatch;
import java.util.concurrent.atomic.AtomicBoolean; import java.util.concurrent.atomic.AtomicBoolean;
@ -259,14 +260,16 @@ public class XmppConnectionService extends Service {
private int unreadCount = -1; private int unreadCount = -1;
//Ui callback listeners //Ui callback listeners
private final List<OnConversationUpdate> mOnConversationUpdates = new ArrayList<>(); private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
private final List<OnShowErrorToast> mOnShowErrorToasts = new ArrayList<>(); private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
private final List<OnAccountUpdate> mOnAccountUpdates = new ArrayList<>(); private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
private final List<OnCaptchaRequested> mOnCaptchaRequested = new ArrayList<>(); private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
private final List<OnRosterUpdate> mOnRosterUpdates = new ArrayList<>(); private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
private final List<OnUpdateBlocklist> mOnUpdateBlocklist = new ArrayList<>(); private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
private final List<OnMucRosterUpdate> mOnMucRosterUpdate = new ArrayList<>(); private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
private final List<OnKeyStatusUpdated> mOnKeyStatusUpdated = new ArrayList<>(); private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
private final Object LISTENER_LOCK = new Object();
private final OnBindListener mOnBindListener = new OnBindListener() { private final OnBindListener mOnBindListener = new OnBindListener() {
@ -1889,17 +1892,19 @@ public class XmppConnectionService extends Service {
} }
public void setOnConversationListChangedListener(OnConversationUpdate listener) { public void setOnConversationListChangedListener(OnConversationUpdate listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
if (checkListeners()) { if (checkListeners()) {
switchToForeground(); switchToForeground();
} }
this.mOnConversationUpdates.add(listener); if (!this.mOnConversationUpdates.add(listener)) {
Log.w(Config.LOGTAG,listener.getClass().getName()+" is already registered as ConversationListChangedListener");
}
this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0); this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
} }
} }
public void removeOnConversationListChangedListener(OnConversationUpdate listener) { public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
this.mOnConversationUpdates.remove(listener); this.mOnConversationUpdates.remove(listener);
this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0); this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
if (checkListeners()) { if (checkListeners()) {
@ -1908,17 +1913,19 @@ public class XmppConnectionService extends Service {
} }
} }
public void setOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) { public void setOnShowErrorToastListener(OnShowErrorToast listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
if (checkListeners()) { if (checkListeners()) {
switchToForeground(); switchToForeground();
} }
this.mOnShowErrorToasts.add(onShowErrorToast); if (!this.mOnShowErrorToasts.add(listener)) {
Log.w(Config.LOGTAG,listener.getClass().getName()+" is already registered as OnShowErrorToastListener");
}
} }
} }
public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) { public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
synchronized (this) { synchronized (LISTENER_LOCK) {
this.mOnShowErrorToasts.remove(onShowErrorToast); this.mOnShowErrorToasts.remove(onShowErrorToast);
if (checkListeners()) { if (checkListeners()) {
switchToBackground(); switchToBackground();
@ -1927,16 +1934,18 @@ public class XmppConnectionService extends Service {
} }
public void setOnAccountListChangedListener(OnAccountUpdate listener) { public void setOnAccountListChangedListener(OnAccountUpdate listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
if (checkListeners()) { if (checkListeners()) {
switchToForeground(); switchToForeground();
} }
this.mOnAccountUpdates.add(listener); if (!this.mOnAccountUpdates.add(listener)) {
Log.w(Config.LOGTAG,listener.getClass().getName()+" is already registered as OnAccountListChangedtListener");
}
} }
} }
public void removeOnAccountListChangedListener(OnAccountUpdate listener) { public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
this.mOnAccountUpdates.remove(listener); this.mOnAccountUpdates.remove(listener);
if (checkListeners()) { if (checkListeners()) {
switchToBackground(); switchToBackground();
@ -1945,16 +1954,18 @@ public class XmppConnectionService extends Service {
} }
public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) { public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
if (checkListeners()) { if (checkListeners()) {
switchToForeground(); switchToForeground();
} }
this.mOnCaptchaRequested.add(listener); if (!this.mOnCaptchaRequested.add(listener)) {
Log.w(Config.LOGTAG,listener.getClass().getName()+" is already registered as OnCaptchaRequestListener");
}
} }
} }
public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) { public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
this.mOnCaptchaRequested.remove(listener); this.mOnCaptchaRequested.remove(listener);
if (checkListeners()) { if (checkListeners()) {
switchToBackground(); switchToBackground();
@ -1963,16 +1974,18 @@ public class XmppConnectionService extends Service {
} }
public void setOnRosterUpdateListener(final OnRosterUpdate listener) { public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
if (checkListeners()) { if (checkListeners()) {
switchToForeground(); switchToForeground();
} }
this.mOnRosterUpdates.add(listener); if (!this.mOnRosterUpdates.add(listener)) {
Log.w(Config.LOGTAG,listener.getClass().getName()+" is already registered as OnRosterUpdateListener");
}
} }
} }
public void removeOnRosterUpdateListener(final OnRosterUpdate listener) { public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
this.mOnRosterUpdates.remove(listener); this.mOnRosterUpdates.remove(listener);
if (checkListeners()) { if (checkListeners()) {
switchToBackground(); switchToBackground();
@ -1981,16 +1994,18 @@ public class XmppConnectionService extends Service {
} }
public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) { public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
if (checkListeners()) { if (checkListeners()) {
switchToForeground(); switchToForeground();
} }
this.mOnUpdateBlocklist.add(listener); if (!this.mOnUpdateBlocklist.add(listener)) {
Log.w(Config.LOGTAG,listener.getClass().getName()+" is already registered as OnUpdateBlocklistListener");
}
} }
} }
public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) { public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
this.mOnUpdateBlocklist.remove(listener); this.mOnUpdateBlocklist.remove(listener);
if (checkListeners()) { if (checkListeners()) {
switchToBackground(); switchToBackground();
@ -1999,16 +2014,18 @@ public class XmppConnectionService extends Service {
} }
public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) { public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
if (checkListeners()) { if (checkListeners()) {
switchToForeground(); switchToForeground();
} }
this.mOnKeyStatusUpdated.add(listener); if (!this.mOnKeyStatusUpdated.add(listener)) {
Log.w(Config.LOGTAG,listener.getClass().getName()+" is already registered as OnKeyStatusUpdateListener");
}
} }
} }
public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) { public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
this.mOnKeyStatusUpdated.remove(listener); this.mOnKeyStatusUpdated.remove(listener);
if (checkListeners()) { if (checkListeners()) {
switchToBackground(); switchToBackground();
@ -2017,16 +2034,18 @@ public class XmppConnectionService extends Service {
} }
public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) { public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
if (checkListeners()) { if (checkListeners()) {
switchToForeground(); switchToForeground();
} }
this.mOnMucRosterUpdate.add(listener); if (!this.mOnMucRosterUpdate.add(listener)) {
Log.w(Config.LOGTAG,listener.getClass().getName()+" is already registered as OnMucRosterListener");
}
} }
} }
public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) { public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
synchronized (this) { synchronized (LISTENER_LOCK) {
this.mOnMucRosterUpdate.remove(listener); this.mOnMucRosterUpdate.remove(listener);
if (checkListeners()) { if (checkListeners()) {
switchToBackground(); switchToBackground();
@ -2039,6 +2058,7 @@ public class XmppConnectionService extends Service {
&& this.mOnConversationUpdates.size() == 0 && this.mOnConversationUpdates.size() == 0
&& this.mOnRosterUpdates.size() == 0 && this.mOnRosterUpdates.size() == 0
&& this.mOnCaptchaRequested.size() == 0 && this.mOnCaptchaRequested.size() == 0
&& this.mOnMucRosterUpdate.size() == 0
&& this.mOnUpdateBlocklist.size() == 0 && this.mOnUpdateBlocklist.size() == 0
&& this.mOnShowErrorToasts.size() == 0 && this.mOnShowErrorToasts.size() == 0
&& this.mOnKeyStatusUpdated.size() == 0); && this.mOnKeyStatusUpdated.size() == 0);
@ -3205,57 +3225,73 @@ public class XmppConnectionService extends Service {
public void showErrorToastInUi(int resId) { public void showErrorToastInUi(int resId) {
for(OnShowErrorToast listener : this.mOnShowErrorToasts) { synchronized (LISTENER_LOCK) {
listener.onShowErrorToast(resId); for (OnShowErrorToast listener : this.mOnShowErrorToasts) {
listener.onShowErrorToast(resId);
}
} }
} }
public void updateConversationUi() { public void updateConversationUi() {
for(OnConversationUpdate listener : this.mOnConversationUpdates) { synchronized (LISTENER_LOCK) {
listener.onConversationUpdate(); for (OnConversationUpdate listener : this.mOnConversationUpdates) {
listener.onConversationUpdate();
}
} }
} }
public void updateAccountUi() { public void updateAccountUi() {
for(OnAccountUpdate listener : this.mOnAccountUpdates) { synchronized (LISTENER_LOCK) {
listener.onAccountUpdate(); for (OnAccountUpdate listener : this.mOnAccountUpdates) {
listener.onAccountUpdate();
}
} }
} }
public void updateRosterUi() { public void updateRosterUi() {
for(OnRosterUpdate listener : this.mOnRosterUpdates) { synchronized (LISTENER_LOCK) {
listener.onRosterUpdate(); for (OnRosterUpdate listener : this.mOnRosterUpdates) {
listener.onRosterUpdate();
}
} }
} }
public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) { public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
if (mOnCaptchaRequested.size() > 0) { synchronized (LISTENER_LOCK) {
DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics(); if (mOnCaptchaRequested.size() > 0) {
Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity), DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
(int) (captcha.getHeight() * metrics.scaledDensity), false); Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
for(OnCaptchaRequested listener : this.mOnCaptchaRequested) { (int) (captcha.getHeight() * metrics.scaledDensity), false);
listener.onCaptchaRequested(account, id, data, scaled); for (OnCaptchaRequested listener : this.mOnCaptchaRequested) {
listener.onCaptchaRequested(account, id, data, scaled);
}
return true;
} }
return true; return false;
} }
return false;
} }
public void updateBlocklistUi(final OnUpdateBlocklist.Status status) { public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
for(OnUpdateBlocklist listener : this.mOnUpdateBlocklist) { synchronized (LISTENER_LOCK) {
listener.OnUpdateBlocklist(status); for (OnUpdateBlocklist listener : this.mOnUpdateBlocklist) {
listener.OnUpdateBlocklist(status);
}
} }
} }
public void updateMucRosterUi() { public void updateMucRosterUi() {
for(OnMucRosterUpdate listener : this.mOnMucRosterUpdate) { synchronized (LISTENER_LOCK) {
listener.onMucRosterUpdate(); for (OnMucRosterUpdate listener : this.mOnMucRosterUpdate) {
listener.onMucRosterUpdate();
}
} }
} }
public void keyStatusUpdated(AxolotlService.FetchStatus report) { public void keyStatusUpdated(AxolotlService.FetchStatus report) {
for(OnKeyStatusUpdated listener : this.mOnKeyStatusUpdated) { synchronized (LISTENER_LOCK) {
listener.onKeyStatusUpdated(report); for (OnKeyStatusUpdated listener : this.mOnKeyStatusUpdated) {
listener.onKeyStatusUpdated(report);
}
} }
} }

View File

@ -88,7 +88,6 @@ public abstract class XmppActivity extends ActionBarActivity {
protected static final int REQUEST_BATTERY_OP = 0x49ff; protected static final int REQUEST_BATTERY_OP = 0x49ff;
public XmppConnectionService xmppConnectionService; public XmppConnectionService xmppConnectionService;
public boolean xmppConnectionServiceBound = false; public boolean xmppConnectionServiceBound = false;
protected final AtomicBoolean registeredListeners = new AtomicBoolean(false);
protected int mColorRed; protected int mColorRed;
@ -108,9 +107,7 @@ public abstract class XmppActivity extends ActionBarActivity {
XmppConnectionBinder binder = (XmppConnectionBinder) service; XmppConnectionBinder binder = (XmppConnectionBinder) service;
xmppConnectionService = binder.getService(); xmppConnectionService = binder.getService();
xmppConnectionServiceBound = true; xmppConnectionServiceBound = true;
if (registeredListeners.compareAndSet(false,true)) { registerListeners();
registerListeners();
}
onBackendConnected(); onBackendConnected();
} }
@ -212,9 +209,7 @@ public abstract class XmppActivity extends ActionBarActivity {
connectToBackend(); connectToBackend();
} }
} else { } else {
if (registeredListeners.compareAndSet(false,true)) { this.registerListeners();
this.registerListeners();
}
this.onBackendConnected(); this.onBackendConnected();
} }
} }
@ -230,9 +225,7 @@ public abstract class XmppActivity extends ActionBarActivity {
protected void onStop() { protected void onStop() {
super.onStop(); super.onStop();
if (xmppConnectionServiceBound) { if (xmppConnectionServiceBound) {
if (registeredListeners.compareAndSet(true, false)) { this.unregisterListeners();
this.unregisterListeners();
}
unbindService(mConnection); unbindService(mConnection);
xmppConnectionServiceBound = false; xmppConnectionServiceBound = false;
} }