Added Android 15 AppStartupListener to print info

app/src/main/java/org/linphone/LinphoneApplication.kt

@@ -33,6 +33,7 @@ import coil.imageLoader
 import coil.memory.MemoryCache
 import coil.request.CachePolicy
 import com.google.android.material.color.DynamicColors
+import org.linphone.compatibility.Compatibility
 import org.linphone.core.CoreContext
 import org.linphone.core.CorePreferences
 import org.linphone.core.Factory
@@ -81,6 +82,7 @@ class LinphoneApplication : Application(), ImageLoaderFactory {
         Factory.instance().enableLogcatLogs(corePreferences.printLogsInLogcat)
 
         Log.i("$TAG Report Core preferences initialized")
+        Compatibility.setupAppStartupListener(context)
 
         coreContext = CoreContext(context)
         coreContext.start()
@@ -88,11 +90,6 @@ class LinphoneApplication : Application(), ImageLoaderFactory {
         DynamicColors.applyToActivitiesIfAvailable(this)
     }
 
-    override fun onLowMemory() {
-        super.onLowMemory()
-        Log.w("$TAG onLowMemory !")
-    }
-
     override fun onTrimMemory(level: Int) {
         Log.w("$TAG onTrimMemory called with level [${trimLevelToString(level)}]($level) !")
         when (level) {

app/src/main/java/org/linphone/compatibility/Api35Compatibility.kt

@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2010-2024 Belledonne Communications SARL.
+ *
+ * This file is part of linphone-android
+ * (see https://www.linphone.org).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.linphone.compatibility
+
+import android.app.ActivityManager
+import android.app.ApplicationStartInfo
+import android.content.Context
+import android.os.Build
+import androidx.annotation.RequiresApi
+import java.util.concurrent.Executors
+import org.linphone.core.tools.Log
+
+@RequiresApi(Build.VERSION_CODES.VANILLA_ICE_CREAM)
+class Api35Compatibility {
+    companion object {
+        private const val TAG = "[API 35 Compatibility]"
+
+        fun setupAppStartupListener(context: Context) {
+            try {
+                val activityManager = context.getSystemService(ActivityManager::class.java)
+                activityManager.addApplicationStartInfoCompletionListener(
+                    Executors.newSingleThreadExecutor()
+                ) { info ->
+                    Log.i("==== Current startup information dump ====")
+                    Log.i("TYPE = ${startupTypeToString(info.startType)}")
+                    Log.i("STATE = ${startupStateToString(info.startupState)}")
+                    Log.i("REASON = ${startupReasonToString(info.reason)}")
+                    Log.i("FORCE STOPPED = ${if (info.wasForceStopped()) "yes" else "no"}")
+                    Log.i("PROCESS NAME = ${info.processName}")
+                    Log.i("=========================================")
+                }
+            } catch (iae: IllegalArgumentException) {
+                Log.e("$TAG Can't add application start info completion listener: $iae")
+            }
+        }
+
+        private fun startupTypeToString(type: Int): String {
+            return when (type) {
+                ApplicationStartInfo.START_TYPE_COLD -> "Cold"
+                ApplicationStartInfo.START_TYPE_HOT -> "Hot"
+                ApplicationStartInfo.START_TYPE_UNSET -> "Unset"
+                ApplicationStartInfo.START_TYPE_WARM -> "Warm"
+                else -> "Unexpected ($type)"
+            }
+        }
+
+        private fun startupStateToString(state: Int): String {
+            return when (state) {
+                ApplicationStartInfo.STARTUP_STATE_STARTED -> "Started"
+                ApplicationStartInfo.STARTUP_STATE_ERROR -> "Error"
+                ApplicationStartInfo.STARTUP_STATE_FIRST_FRAME_DRAWN -> "First frame drawn"
+                else -> "Unexpected ($state)"
+            }
+        }
+
+        private fun startupReasonToString(reason: Int): String {
+            return when (reason) {
+                ApplicationStartInfo.START_REASON_ALARM -> "Alarm"
+                ApplicationStartInfo.START_REASON_BACKUP -> "Backup"
+                ApplicationStartInfo.START_REASON_BOOT_COMPLETE -> "Boot complete"
+                ApplicationStartInfo.START_REASON_BROADCAST -> "Broadcast"
+                ApplicationStartInfo.START_REASON_CONTENT_PROVIDER -> "Content provider"
+                ApplicationStartInfo.START_REASON_JOB -> "Job"
+                ApplicationStartInfo.START_REASON_LAUNCHER -> "Launcher"
+                ApplicationStartInfo.START_REASON_LAUNCHER_RECENTS -> "Launcher (recents)"
+                ApplicationStartInfo.START_REASON_OTHER -> "Other"
+                ApplicationStartInfo.START_REASON_PUSH -> "Push"
+                ApplicationStartInfo.START_REASON_SERVICE -> "Service"
+                ApplicationStartInfo.START_REASON_START_ACTIVITY -> "Start Activity"
+                else -> "Unexpected ($reason)"
+            }
+        }
+    }
+}

app/src/main/java/org/linphone/compatibility/Compatibility.kt

@@ -183,5 +183,11 @@ class Compatibility {
             }
             return Environment.DIRECTORY_PODCASTS
         }
+
+        fun setupAppStartupListener(context: Context) {
+            if (Version.sdkAboveOrEqual(Version.API35_ANDROID_15_VANILLA_ICE_CREAM)) {
+                Api35Compatibility.setupAppStartupListener(context)
+            }
+        }
     }
 }