Merge Streams

src/se/edu/inclass/Main.java

@@ -17,10 +17,14 @@ public static void main(String[] args) {
         ArrayList<Task> tasksData = dm.loadData();
 
         System.out.println("Printing deadlines");
-        printDeadlines(tasksData);
+        //printData(tasksData);
 
         System.out.println("Total number of deadlines: " + countDeadlines(tasksData));
 
+        printDeadlinesUsingStreams(tasksData);
+
+
+        System.out.println("Total number of deadlines using streams: " + countDeadlinesUsingStreams(tasksData));
     }
 
     private static int countDeadlines(ArrayList<Task> tasksData) {
@@ -32,18 +36,45 @@ private static int countDeadlines(ArrayList<Task> tasksData) {
         }
         return count;
     }
+    private static int countDeadlinesUsingStreams(ArrayList<Task> tasksData) {
+        System.out.println("Count deadline using stream");
+        int count;
+        count = (int) tasksData.stream()
+                .filter((t) -> t instanceof Deadline)
+                .count();
+        return count;
+
+    }
+
 
     public static void printData(ArrayList<Task> tasksData) {
         for (Task t : tasksData) {
             System.out.println(t);
         }
     }
 
+    public static void printDataUsingStreams(ArrayList<Task> taskData){
+        System.out.println("Print data using stream");
+        taskData.stream()
+                .forEach(System.out::println);
+    }
+
+
+
     public static void printDeadlines(ArrayList<Task> tasksData) {
         for (Task t : tasksData) {
             if (t instanceof Deadline) {
                 System.out.println(t);
             }
         }
     }
+
+    public static void printDeadlinesUsingStreams(ArrayList<Task> tasksData){
+        System.out.println("Print deadline using stream");
+        tasksData.stream()
+                .filter((t) -> t instanceof Deadline)
+                .forEach(System.out::println);
+    }
+
+
 }

week6.iml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>