Anonymous Inner Class and Lambda

Anonymous Inner Class and Lambda

Author: KnowGroup

.gitignore

@@ -1 +1,2 @@
-/build/
+/build/
+/nbproject/private/

src/com/know/lambda/Lesson_01_FuntionalInterface.java

@@ -40,9 +40,28 @@ interface Intef1{
 
     public static void main(String[] arg){
         log("30 Square :: "+square.apply(30));
+        
+        java.util.ArrayList<String> names = new java.util.ArrayList<String>();
+        names.add("Raj");
+        names.add("Jaz");
+        names.add("Arya");
+        names.add("Ajay");
+        names.add("Zara");
+        names.add("Madhu");
+        
+        log("Names :: "+names);
+        
+        /**
+         *  Functional Interface java.util.Comparator
+         *  can be defined using Lambda expression
+         */
+        java.util.Comparator<String> c = (s1,s2) -> s1.compareTo(s2);
+        names.sort(c);
+        
+        log("Names Sorted :: "+names);
     }
 
     public static void log(String msg){
         System.out.println(msg);
     }
-}
+}

src/com/know/lambda/Lesson_03_Anonymous_Inner_Class_and_Lambda_Expressions.java

@@ -0,0 +1,36 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package com.know.lambda;
+
+import static com.know.util.Utility.log;
+
+/**
+ * Lambda Expressions(LE) are NOT Anonymous Inner Class
+ * Anonymous Inner Class (AIC) is MORE powerful than LE
+ * in a sense AIC are more flexible and uses multiple abstract methods and othe
+ * 
+ * 
+ * @author KnowGroup
+ */
+public class Lesson_03_Anonymous_Inner_Class_and_Lambda_Expressions {
+ 
+    public static void main(String[] arg){
+        Thread t = new Thread(){
+            @Override
+            public void run() {
+                for(int i = 0 ; i<10;i++){
+                    log("Child Thread");
+                }
+            }
+        };
+        
+        t.run();
+        
+        for(int i = 0 ; i<10;i++){
+            log("Parent Thread");
+        }        
+    }
+}

src/com/know/util/Utility.java

@@ -0,0 +1,17 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package com.know.util;
+
+/**
+ *
+ * @author KnowGroup
+ */
+public class Utility {
+    
+    public static void log(String msg){
+        System.out.println(msg);
+    }
+}