another flatmap example

colinbut · colinbut · commit fe95cfc5cbe1 · 2016-11-19T20:18:49.000Z
diff --git a/src/main/java/com/mycompany/rx/java/manipulation/transformation/FlatMapOperator.java b/src/main/java/com/mycompany/rx/java/manipulation/transformation/FlatMapOperator.java
@@ -9,11 +9,11 @@
 import rx.Observable;
 import rx.functions.Func0;
 import rx.functions.Func1;
+import rx.functions.Func2;
 
 public class FlatMapOperator {
 
-    public static void main(String[] args) {
-
+    public static void taking3FunctionsTransformingEventsIntoObservables() {
         Observable<Integer> flatMapped = Observable
             .just(-1, 0, 1)
             .map(new Func1<Integer, Integer>() {
@@ -41,8 +41,34 @@ public Observable<? extends Integer> call() {
                     }
                 });
 
-        SubscriptionPrint.displaySubscription(flatMapped, "FlatMap");
+        SubscriptionPrint.displaySubscription(flatMapped, "taking3FunctionsTransformingEventsIntoObservables");
+    }
 
+    public static void combineSourceWithTriggeredBySource() {
+        Observable<Integer> flatMapped = Observable
+            .just(5, 432)
+            .flatMap(new Func1<Integer, Observable<Integer>>() {
+                         @Override
+                         public Observable<Integer> call(Integer integer) {
+                             return Observable.range(integer, 2);
+                         }
+                     },
+                    new Func2<Integer, Integer, Integer>() {
+                         @Override
+                         public Integer call(Integer x, Integer y) {
+                             return x + y;
+                         }
+                     }
+            );
+
+        SubscriptionPrint.displaySubscription(flatMapped, "combineSourceWithTriggeredBySource");
+
+    }
+
+
+    public static void main(String[] args) {
+        taking3FunctionsTransformingEventsIntoObservables();
+        combineSourceWithTriggeredBySource();
     }
 
 }
