TrackPoint: moved methods into class.

src/main/java/de/dennisguse/opentracks/content/data/TrackPoint.java

@@ -21,6 +21,7 @@ import android.os.Parcel;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
+import java.time.Duration;
 import java.time.Instant;
 import java.util.Objects;
 
@@ -42,6 +43,8 @@ import java.util.Objects;
  */
 public class TrackPoint {
 
+    private static final Duration MAX_LOCATION_AGE = Duration.ofMinutes(1);
+
     private TrackPoint.Id id;
 
     private Instant time;
@@ -246,6 +249,12 @@ public class TrackPoint {
         this.time = time;
     }
 
+    public boolean isRecent() {
+        return Instant.now()
+                .isBefore(time.plus(MAX_LOCATION_AGE));
+    }
+
+
     public boolean hasAltitude() {
         return altitude_m != null;
     }