add in app in memory config switch

Author: roninopf

iterableapi/src/main/java/com/iterable/iterableapi/IterableApi.java

@@ -494,8 +494,11 @@ public static void initialize(@NonNull Context context, @NonNull String apiKey,
         IterableActivityMonitor.getInstance().addCallback(sharedInstance.activityMonitorListener);
 
         if (sharedInstance.inAppManager == null) {
-            sharedInstance.inAppManager = new IterableInAppManager(sharedInstance, sharedInstance.config.inAppHandler,
-                    sharedInstance.config.inAppDisplayInterval);
+            sharedInstance.inAppManager = new IterableInAppManager(
+                    sharedInstance,
+                    sharedInstance.config.inAppHandler,
+                    sharedInstance.config.inAppDisplayInterval,
+                    sharedInstance.config.useInMemoryStorageForInApps);
         }
 
         loadLastSavedConfiguration(context);

iterableapi/src/main/java/com/iterable/iterableapi/IterableConfig.java

@@ -226,6 +226,11 @@ public Builder setAllowedProtocols(@NonNull String[] allowedProtocols) {
             return this;
         }
 
+        /**
+         * Set whether the SDK should store in-apps only in memory, or in file storage
+         * @param useInMemoryStorageForInApps `true` will have in-apps be only in memory
+         */
+
         @NonNull
         public Builder setUseInMemoryStorageForInApps(boolean useInMemoryStorageForInApps) {
             this.useInMemoryStorageForInApps = useInMemoryStorageForInApps;

iterableapi/src/main/java/com/iterable/iterableapi/IterableInAppManager.java

@@ -50,11 +50,11 @@ public interface Listener {
     private long lastInAppShown = 0;
     private boolean autoDisplayPaused = false;
 
-    IterableInAppManager(IterableApi iterableApi, IterableInAppHandler handler, double inAppDisplayInterval) {
+    IterableInAppManager(IterableApi iterableApi, IterableInAppHandler handler, double inAppDisplayInterval, boolean useInMemoryStorageForInApps) {
         this(iterableApi,
                 handler,
                 inAppDisplayInterval,
-                new IterableInAppFileStorage(iterableApi.getMainActivityContext()),
+                IterableInAppManager.getInAppStorageModel(iterableApi, useInMemoryStorageForInApps),
                 IterableActivityMonitor.getInstance(),
                 new IterableInAppDisplayer(IterableActivityMonitor.getInstance()));
     }
@@ -435,6 +435,14 @@ private void handleIterableCustomAction(String actionName, IterableInAppMessage
         }
     }
 
+    private static IterableInAppStorage getInAppStorageModel(IterableApi iterableApi, boolean useInMemoryForInAppStorage) {
+        if (useInMemoryForInAppStorage) {
+            return new IterableInAppMemoryStorage();
+        } else {
+            return new IterableInAppFileStorage(iterableApi.getMainActivityContext());
+        }
+    }
+
     @Override
     public void onSwitchToForeground() {
         if (IterableUtil.currentTimeMillis() - lastSyncTime > MOVE_TO_FOREGROUND_SYNC_INTERVAL_MS) {