added skip() and limit() Stream Operation

spdpiyush · spdpiyush · commit e8daf43dbe1d · 2025-02-28T15:16:22.000+05:30
diff --git a/Modern-Java-Examples/src/com/learn/streams/StreamsLimitSkipExample.java b/Modern-Java-Examples/src/com/learn/streams/StreamsLimitSkipExample.java
@@ -0,0 +1,39 @@
+package com.learn.streams;
+
+import java.util.List;
+import java.util.Optional;
+
+public class StreamsLimitSkipExample {
+
+    public static void main(String[] args) {
+
+        List<Integer> integerList = List.of(10, 20, 30, 40, 50);
+
+        Optional<Integer> sum = sumWithLimit(integerList);
+        if (sum.isPresent()) {
+            System.out.println("Limit Sum : " + sum.get());
+        }
+
+        Optional<Integer> sumWithSkip = sumWithSkip(integerList);
+        if (sumWithSkip.isPresent()) {
+            System.out.println("Skip Sum : " + sumWithSkip.get());
+        }
+    }
+
+    public static Optional<Integer> sumWithLimit(List<Integer> integerList) {
+        return integerList.stream()
+                .limit(2)
+                // only 10 and 20 will be passed to reduce function
+                .reduce(Integer::sum);
+    }
+
+    public static Optional<Integer> sumWithSkip(List<Integer> integerList) {
+        return integerList.stream()
+                // first 3 numbers are skipped
+                .skip(3)
+                //it passes only 40 and 50.
+                .reduce(Integer::sum);
+    }
+
+
+}
diff --git a/README.md b/README.md
@@ -33,6 +33,7 @@ This repository contains the basic &amp; advance level examples related to Java
     * [reduce()](Modern-Java-Examples/src/com/learn/streams/StreamsReduceExample.java)
     * [map() + filter() + reduce()](Modern-Java-Examples/src/com/learn/streams/StreamMapReduceExample.java)
     * [max and min using reduce()](Modern-Java-Examples/src/com/learn/streams/StreamsMinMaxExample.java)
+    * [skip() and limit()](Modern-Java-Examples/src/com/learn/streams/StreamsLimitSkipExample.java)
 
 
 
