main

Author: nanawarevishal

.vscode/settings.json

@@ -17,7 +17,8 @@
         "12.Inheritance",
         "13.Polymorphism",
         "14.Abstraction&Interface",
-        "15.InnerClass"
+        "15.InnerClass",
+        "16.ExceptionHandling"
     ],
     "java.debug.settings.onBuildFailureProceed": false
 }

15.InnerClass/AnnonymousIC/Normal/2_annonymous.java

@@ -34,6 +34,8 @@ Demo2 fun(){
         obj.marry();
 
         System.out.println(obj.x);
+
+        // if we try to create new class object then whole class is created 
 
 
     }

15.InnerClass/MethodLocalIC/1_Method.java

@@ -8,6 +8,20 @@ class Current
             class saving
 
         take loan
+
+
+2.class Phone pay:
+            method:
+                transaction:
+                        class Bank names:
+
+
+3.class Play Store:
+            method:
+                Update:
+                    class Apps:
+
+3.
     
  */
 

15.InnerClass/MethodLocalIC/2_Method.java

@@ -0,0 +1,62 @@
+package MethodLocalIC;
+
+class Outer2{
+
+    void fun(){
+        System.out.println("In Outer fun");
+
+        class Inner2{
+
+           private int x =10;
+            static int y =20;
+
+            static{
+                int p =56;
+                System.out.println(p);
+            }
+
+            {
+                System.out.println("In instance 1");
+            }
+            void fun(){
+                System.out.println("Inner fun");
+            }
+
+            static{
+                int z =90;
+                System.out.println(z);
+            }
+
+            Inner2(){
+                System.out.println("In constructor");
+            }
+
+            {
+                System.out.println("In Instance 2");
+            }
+        }
+
+        Inner2 obj = new Inner2();
+        obj.fun();
+        System.out.println(obj.x);
+        System.out.println(obj.y);
+
+    }
+    
+
+    void gun(){
+
+        System.out.println("In Outer Gun");
+    }
+}
+
+class Client2{
+
+    public static void main(String[] args) {
+        
+        Outer2 obj = new Outer2();
+        obj.fun();
+        obj.gun();
+
+    }
+}   

15.InnerClass/MethodLocalIC/3_Method.java

@@ -0,0 +1,46 @@
+package MethodLocalIC;
+
+class Outer3{
+
+    Object fun(){
+        System.out.println("In Outer fun");
+
+        class Inner3{
+
+            void fun(){
+                System.out.println("Inner fun");
+            }
+
+        }
+
+        return new Inner3();
+    }
+
+    void gun(){
+        System.out.println("Outer gun");
+    }
+}
+
+class Client3{
+
+    public static void main(String[] args) {
+        
+        Outer3 obj = new Outer3();
+        obj.fun().fun();  // object class parent of all other classes directly or indirectly
+    }
+}
+
+
+/*
+
+
+ Output:
+        .\3_Method.java:29: error: cannot find symbol
+        obj.fun().fun();  // object class parent of all other classes directly or indirectly
+                        ^
+        symbol:   method fun()
+        location: class Object
+        1 error
+
+        
+ */

15.InnerClass/StaticNestedIC/3_static.java

@@ -0,0 +1,25 @@
+package StaticNestedIC;
+
+import StaticNestedIC.Outer3.Inner3;
+
+class Outer3{
+
+    void fun(){
+        System.out.println("Outer fun");
+    }
+
+    static class Inner3{
+        
+        void fun(){
+            System.out.println("Inner fun");
+        }
+    }
+}
+
+class Client3{
+    public static void main(String[] args) {
+        
+        Outer3.Inner3 obj = new Inner3();
+        Outer3.Inner3 obj1 = new Outer3.Inner3();
+    }
+}

16.ExceptionHandling/CompileTime/1_IOException.java

@@ -0,0 +1,28 @@
+
+package CompileTime;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+
+class demo{
+
+    public static void main(String[] args)throws IOException {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+
+        System.out.println("Enter the string: ");
+        String name = br.readLine();
+        System.out.println(name);
+
+        System.out.println("Enter the character: ");
+        char ch = (char)br.read();
+        System.out.println(ch);
+        br.skip(2);
+
+
+        System.out.println("Enter the character: ");
+        char ch1 = br.readLine().charAt(0);
+        System.out.println(ch1);
+    }
+
+}