Remove online check for currently running recordings

For models, which are currently recorded, a online check is not
necessary. INstead we can assume, that the model is online and continue
with the next one

common/src/main/java/ctbrec/recorder/OnlineMonitor.java

@@ -2,10 +2,14 @@ package ctbrec.recorder;
 
 import static ctbrec.Model.State.*;
 
+import java.io.IOException;
 import java.io.InterruptedIOException;
 import java.net.SocketTimeoutException;
+import java.security.InvalidKeyException;
+import java.security.NoSuchAlgorithmException;
 import java.time.Duration;
 import java.time.Instant;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.List;
@@ -52,8 +56,21 @@ public class OnlineMonitor extends Thread {
                 }
             }
 
+            List<Model> activeRecordings = null;
+            try {
+                activeRecordings = recorder.getCurrentlyRecording();
+            } catch (InvalidKeyException | NoSuchAlgorithmException | IllegalStateException | IOException e1) {
+                activeRecordings = Collections.emptyList();
+            }
+
             // update the currently recorded models
             for (Model model : models) {
+                if(activeRecordings.contains(model)) {
+                    // ctbrec is recording this model, no need to check the online state
+                    EventBusHolder.BUS.post(new ModelIsOnlineEvent(model));
+                    continue;
+                }
+
                 try {
                     if(model.isOnline(IGNORE_CACHE)) {
                         EventBusHolder.BUS.post(new ModelIsOnlineEvent(model));