Added debug option to poll on keep-alive

app/src/main/java/eu/faircode/email/FragmentOptionsMisc.java

@@ -147,6 +147,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
     private SwitchCompat swAuthLogin;
     private SwitchCompat swAuthNtlm;
     private SwitchCompat swAuthSasl;
+    private SwitchCompat swKeepAlivePoll;
     private SwitchCompat swEmptyPool;
     private SwitchCompat swIdleDone;
     private SwitchCompat swExactAlarms;
@@ -183,7 +184,8 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
             "protocol", "debug", "log_level",
             "query_threads", "wal", "checkpoints", "sqlite_cache",
             "chunk_size", "use_modseq", "perform_expunge", "uid_expunge",
-            "auth_plain", "auth_login", "auth_ntlm", "auth_sasl", "empty_pool", "idle_done",
+            "auth_plain", "auth_login", "auth_ntlm", "auth_sasl",
+            "keep_alive_poll", "empty_pool", "idle_done",
             "exact_alarms", "infra", "dup_msgids", "test_iab"
     };
 
@@ -282,6 +284,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
         swAuthLogin = view.findViewById(R.id.swAuthLogin);
         swAuthNtlm = view.findViewById(R.id.swAuthNtlm);
         swAuthSasl = view.findViewById(R.id.swAuthSasl);
+        swKeepAlivePoll = view.findViewById(R.id.swKeepAlivePoll);
         swEmptyPool = view.findViewById(R.id.swEmptyPool);
         swIdleDone = view.findViewById(R.id.swIdleDone);
         swExactAlarms = view.findViewById(R.id.swExactAlarms);
@@ -884,6 +887,13 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
             }
         });
 
+        swKeepAlivePoll.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
+                prefs.edit().putBoolean("keep_alive_poll", checked).apply();
+            }
+        });
+
         swEmptyPool.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override
             public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
@@ -1379,6 +1389,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
         swAuthLogin.setChecked(prefs.getBoolean("auth_login", true));
         swAuthNtlm.setChecked(prefs.getBoolean("auth_ntlm", true));
         swAuthSasl.setChecked(prefs.getBoolean("auth_sasl", true));
+        swKeepAlivePoll.setChecked(prefs.getBoolean("keep_alive_poll", false));
         swEmptyPool.setChecked(prefs.getBoolean("empty_pool", true));
         swIdleDone.setChecked(prefs.getBoolean("idle_done", true));
         swExactAlarms.setChecked(prefs.getBoolean("exact_alarms", true));

app/src/main/java/eu/faircode/email/ServiceSynchronize.java

@@ -151,7 +151,8 @@ public class ServiceSynchronize extends ServiceBase implements SharedPreferences
             "download_headers", "download_eml",
             "prefer_ip4", "bind_socket", "standalone_vpn", "tcp_keep_alive", "ssl_harden", // force reconnect
             "experiments", "debug", "protocol", // force reconnect
-            "auth_plain", "auth_login", "auth_ntlm", "auth_sasl", "empty_pool", "idle_done", // force reconnect
+            "auth_plain", "auth_login", "auth_ntlm", "auth_sasl", // force reconnect
+            "keep_alive_poll", "empty_pool", "idle_done", // force reconnect
             "exact_alarms" // force schedule
     ));
 
@@ -1339,6 +1340,7 @@ public class ServiceSynchronize extends ServiceBase implements SharedPreferences
                 // Debug
                 SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
                 boolean subscriptions = prefs.getBoolean("subscriptions", false);
+                boolean keep_alive_poll = prefs.getBoolean("keep_alive_poll", false);
                 boolean empty_pool = prefs.getBoolean("empty_pool", true);
                 boolean debug = (prefs.getBoolean("debug", false) || BuildConfig.DEBUG);
 
@@ -2021,6 +2023,8 @@ public class ServiceSynchronize extends ServiceBase implements SharedPreferences
                                             // Sends folder NOOP
                                             if (!mapFolders.get(folder).isOpen())
                                                 throw new StoreClosedException(iservice.getStore(), "NOOP " + folder.name);
+                                            if (keep_alive_poll)
+                                                EntityOperation.poll(this, folder.id);
                                         } else {
                                             if (folder.poll_count == 0) {
                                                 EntityLog.log(this, folder.name + " queue sync poll");

app/src/main/res/layout/fragment_options_misc.xml

@@ -865,6 +865,17 @@
                     app:layout_constraintTop_toBottomOf="@id/swAuthNtlm"
                     app:switchPadding="12dp" />
 
+                <androidx.appcompat.widget.SwitchCompat
+                    android:id="@+id/swKeepAlivePoll"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="12dp"
+                    android:text="@string/title_advanced_keep_alive_poll"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/swAuthSasl"
+                    app:switchPadding="12dp" />
+
                 <androidx.appcompat.widget.SwitchCompat
                     android:id="@+id/swEmptyPool"
                     android:layout_width="0dp"
@@ -874,7 +885,7 @@
                     android:text="@string/title_advanced_empty_pool"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toBottomOf="@id/swAuthSasl"
+                    app:layout_constraintTop_toBottomOf="@id/swKeepAlivePoll"
                     app:switchPadding="12dp" />
 
                 <androidx.appcompat.widget.SwitchCompat

app/src/main/res/values/strings.xml

@@ -679,6 +679,7 @@
     <string name="title_advanced_auth_ntlm" translatable="false">NTLM</string>
     <string name="title_advanced_auth_sasl" translatable="false">SASL</string>
     <string name="title_advanced_idle_done" translatable="false">IDLE/DONE</string>
+    <string name="title_advanced_keep_alive_poll" translatable="false">Poll on keep-alive</string>
     <string name="title_advanced_empty_pool" translatable="false">Empty connection pool</string>
     <string name="title_advanced_exact_alarms" translatable="false">Use exact timers</string>
     <string name="title_advanced_infra" translatable="false">Show infrastructure</string>