narayana/conversations-classic
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more safety checks for listener counts

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iNPUTmice 2014-12-03 14:55:09 +01:00
parent 71905ef2b4
commit 46e319b241
1 changed files with 29 additions and 88 deletions
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101
src/main/java/eu/siacs/conversations/services/XmppConnectionService.java
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@ -209,11 +209,11 @@ public class XmppConnectionService extends Service {
getNotificationService().updateErrorNotification();
}
};
private Integer accountChangedListenerCount = 0;
private int accountChangedListenerCount = 0;
private OnRosterUpdate mOnRosterUpdate = null;
private Integer rosterChangedListenerCount = 0;
private int rosterChangedListenerCount = 0;
private OnMucRosterUpdate mOnMucRosterUpdate = null;
private Integer mucRosterChangedListenerCount = 0;
private int mucRosterChangedListenerCount = 0;
private SecureRandom mRandom;
private FileObserver fileObserver = new FileObserver(
FileBackend.getConversationsImageDirectory()) {
@ -1095,72 +1095,21 @@ public class XmppConnectionService extends Service {
}
}
private void removeStaleListeners() {
boolean removedListener = false;
synchronized (this.convChangedListenerCount) {
if (this.mOnConversationUpdate != null) {
this.mOnConversationUpdate = null;
this.convChangedListenerCount = 0;
this.mNotificationService.setIsInForeground(false);
removedListener = true;
}
}
synchronized (this.accountChangedListenerCount) {
if (this.mOnAccountUpdate != null) {
this.mOnAccountUpdate = null;
this.accountChangedListenerCount = 0;
removedListener = true;
}
}
synchronized (this.rosterChangedListenerCount) {
if (this.mOnRosterUpdate != null) {
this.mOnRosterUpdate = null;
this.rosterChangedListenerCount = 0;
removedListener = true;
}
}
synchronized (this.mucRosterChangedListenerCount) {
if (this.mOnMucRosterUpdate != null) {
this.mOnMucRosterUpdate = null;
this.mucRosterChangedListenerCount = 0;
removedListener = true;
}
}
if (removedListener) {
final String msg = "removed stale listeners";
Log.d(Config.LOGTAG, msg);
checkListeners();
try {
OutputStream os = openFileOutput("stacktrace.txt", MODE_PRIVATE);
os.write(msg.getBytes());
os.flush();
os.close();
} catch (final FileNotFoundException ignored) {
} catch (final IOException ignored) {
}
}
}
public void setOnConversationListChangedListener(
OnConversationUpdate listener) {
/*if (!isScreenOn()) {
Log.d(Config.LOGTAG,
"ignoring setOnConversationListChangedListener");
return;
}*/
synchronized (this.convChangedListenerCount) {
public void setOnConversationListChangedListener(OnConversationUpdate listener) {
synchronized (this) {
if (checkListeners()) {
switchToForeground();
}
this.mOnConversationUpdate = listener;
this.mNotificationService.setIsInForeground(true);
if (this.convChangedListenerCount < 2) {
this.convChangedListenerCount++;
}
}
}
public void removeOnConversationListChangedListener() {
synchronized (this.convChangedListenerCount) {
synchronized (this) {
this.convChangedListenerCount--;
if (this.convChangedListenerCount <= 0) {
this.convChangedListenerCount = 0;
@ -1174,21 +1123,19 @@ public class XmppConnectionService extends Service {
}
public void setOnAccountListChangedListener(OnAccountUpdate listener) {
/*if (!isScreenOn()) {
Log.d(Config.LOGTAG, "ignoring setOnAccountListChangedListener");
return;
}*/
synchronized (this.accountChangedListenerCount) {
synchronized (this) {
if (checkListeners()) {
switchToForeground();
}
this.mOnAccountUpdate = listener;
if (this.accountChangedListenerCount < 2) {
this.accountChangedListenerCount++;
}
}
}
public void removeOnAccountListChangedListener() {
synchronized (this.accountChangedListenerCount) {
synchronized (this) {
this.accountChangedListenerCount--;
if (this.accountChangedListenerCount <= 0) {
this.mOnAccountUpdate = null;
@ -1201,21 +1148,19 @@ public class XmppConnectionService extends Service {
}
public void setOnRosterUpdateListener(OnRosterUpdate listener) {
/*if (!isScreenOn()) {
Log.d(Config.LOGTAG, "ignoring setOnRosterUpdateListener");
return;
}*/
synchronized (this.rosterChangedListenerCount) {
synchronized (this) {
if (checkListeners()) {
switchToForeground();
}
this.mOnRosterUpdate = listener;
if (this.rosterChangedListenerCount < 2) {
this.rosterChangedListenerCount++;
}
}
}
public void removeOnRosterUpdateListener() {
synchronized (this.rosterChangedListenerCount) {
synchronized (this) {
this.rosterChangedListenerCount--;
if (this.rosterChangedListenerCount <= 0) {
this.rosterChangedListenerCount = 0;
@ -1228,17 +1173,19 @@ public class XmppConnectionService extends Service {
}
public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
synchronized (this.mucRosterChangedListenerCount) {
synchronized (this) {
if (checkListeners()) {
switchToForeground();
}
this.mOnMucRosterUpdate = listener;
if (this.mucRosterChangedListenerCount < 2) {
this.mucRosterChangedListenerCount++;
}
}
}
public void removeOnMucRosterUpdateListener() {
synchronized (this.mucRosterChangedListenerCount) {
synchronized (this) {
this.mucRosterChangedListenerCount--;
if (this.mucRosterChangedListenerCount <= 0) {
this.mucRosterChangedListenerCount = 0;
@ -1280,12 +1227,6 @@ public class XmppConnectionService extends Service {
Log.d(Config.LOGTAG, "app switched into background");
}
private boolean isScreenOn() {
PowerManager pm = (PowerManager) this
.getSystemService(Context.POWER_SERVICE);
return pm.isScreenOn();
}
public void connectMultiModeConversations(Account account) {
List<Conversation> conversations = getConversations();
for (Conversation conversation : conversations) {
@ -1306,7 +1247,7 @@ public class XmppConnectionService extends Service {
if (joinJid == null) {
return; //safety net
}
Log.d(Config.LOGTAG,account.getJid().toBareJid().toString()+": joining conversation " + joinJid.toString());
Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": joining conversation " + joinJid.toString());
PresencePacket packet = new PresencePacket();
packet.setFrom(conversation.getAccount().getJid());
packet.setTo(joinJid);