diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..e78e82c --- /dev/null +++ b/.gitignore @@ -0,0 +1,5 @@ +target/ +*.iml +*.class +out/ +.idea/ diff --git a/10 - Exception Handling/10.2 - Practical 1 (Unchecked Exceptions)/src/Main.java b/10 - Exception Handling/10.2 - Practical 1 (Unchecked Exceptions)/src/Test.java similarity index 95% rename from 10 - Exception Handling/10.2 - Practical 1 (Unchecked Exceptions)/src/Main.java rename to 10 - Exception Handling/10.2 - Practical 1 (Unchecked Exceptions)/src/Test.java index c374818..7c2d2c2 100644 --- a/10 - Exception Handling/10.2 - Practical 1 (Unchecked Exceptions)/src/Main.java +++ b/10 - Exception Handling/10.2 - Practical 1 (Unchecked Exceptions)/src/Test.java @@ -1,4 +1,4 @@ -class Main +class Test { public static void main(String[] args) { int i,j,k=0; @@ -13,4 +13,4 @@ public static void main(String[] args) { } System.out.println(k); } -} \ No newline at end of file +} diff --git a/10 - Exception Handling/10.3 - Practical 2 (Multiple Catch)/src/Main.java b/10 - Exception Handling/10.3 - Practical 2 (Multiple Catch)/src/Test.java similarity index 98% rename from 10 - Exception Handling/10.3 - Practical 2 (Multiple Catch)/src/Main.java rename to 10 - Exception Handling/10.3 - Practical 2 (Multiple Catch)/src/Test.java index d4cdff3..8020d51 100644 --- a/10 - Exception Handling/10.3 - Practical 2 (Multiple Catch)/src/Main.java +++ b/10 - Exception Handling/10.3 - Practical 2 (Multiple Catch)/src/Test.java @@ -1,6 +1,6 @@ // Multiple statements can be there for single try -class Main +class Test { public static void main(String[] args) { int i,j,k=0; @@ -26,4 +26,4 @@ public static void main(String[] args) { } System.out.println(k); } -} \ No newline at end of file +} diff --git a/10 - Exception Handling/10.4 - Practical 3 (Checked Exceptions)/src/Main.java b/10 - Exception Handling/10.4 - Practical 3 (Checked Exceptions)/src/Test.java similarity index 98% rename from 10 - Exception Handling/10.4 - Practical 3 (Checked Exceptions)/src/Main.java rename to 10 - Exception Handling/10.4 - Practical 3 (Checked Exceptions)/src/Test.java index 42a7d41..71b5c4e 100644 --- a/10 - Exception Handling/10.4 - Practical 3 (Checked Exceptions)/src/Main.java +++ b/10 - Exception Handling/10.4 - Practical 3 (Checked Exceptions)/src/Test.java @@ -3,7 +3,7 @@ import java.io.*; -class Main +class Test { public static void main(String[] args) { int i,j=1,k=0; @@ -27,4 +27,4 @@ public static void main(String[] args) { } System.out.println(k); } -} \ No newline at end of file +} diff --git a/10 - Exception Handling/10.5 - Practical 4 (Finally block)/src/Main.java b/10 - Exception Handling/10.5 - Practical 4 (Finally block)/src/Test.java similarity index 98% rename from 10 - Exception Handling/10.5 - Practical 4 (Finally block)/src/Main.java rename to 10 - Exception Handling/10.5 - Practical 4 (Finally block)/src/Test.java index 1be89d3..b23b5f9 100644 --- a/10 - Exception Handling/10.5 - Practical 4 (Finally block)/src/Main.java +++ b/10 - Exception Handling/10.5 - Practical 4 (Finally block)/src/Test.java @@ -2,7 +2,7 @@ import java.io.*; -class Main +class Test { public static void main(String[] args) { int i,j=1,k=0; @@ -30,4 +30,4 @@ public static void main(String[] args) { } System.out.println(k); } -} \ No newline at end of file +} diff --git a/11 - Object Cloning + Serialization/11.1 - 11.3 - Object Cloning/src/Main.java b/11 - Object Cloning + Serialization/11.1 - 11.3 - Object Cloning/src/Test.java similarity index 99% rename from 11 - Object Cloning + Serialization/11.1 - 11.3 - Object Cloning/src/Main.java rename to 11 - Object Cloning + Serialization/11.1 - 11.3 - Object Cloning/src/Test.java index fefd85a..60ee846 100644 --- a/11 - Object Cloning + Serialization/11.1 - 11.3 - Object Cloning/src/Main.java +++ b/11 - Object Cloning + Serialization/11.1 - 11.3 - Object Cloning/src/Test.java @@ -12,7 +12,7 @@ *
  • By storing the current object in a file and then reading it back
    • * */ -public class Main { +public class Test { public static void main(String[] args) throws CloneNotSupportedException { A obj1 = new A(); obj1.i = 5; diff --git a/12 - File Handling + Serializable/12.1 - File Handling Example/12.1 - File Handling Example.iml b/12 - File Handling + Serializable/12.1 - File Handling Example/12.1 - File Handling Example.iml index ba272f2..c90834f 100644 --- a/12 - File Handling + Serializable/12.1 - File Handling Example/12.1 - File Handling Example.iml +++ b/12 - File Handling + Serializable/12.1 - File Handling Example/12.1 - File Handling Example.iml @@ -2,8 +2,8 @@ - - + + diff --git a/12 - File Handling + Serializable/12.1 - File Handling Example/src/Main.java b/12 - File Handling + Serializable/12.1 - File Handling Example/src/Test.java similarity index 97% rename from 12 - File Handling + Serializable/12.1 - File Handling Example/src/Main.java rename to 12 - File Handling + Serializable/12.1 - File Handling Example/src/Test.java index 7377862..f2db69f 100644 --- a/12 - File Handling + Serializable/12.1 - File Handling Example/src/Main.java +++ b/12 - File Handling + Serializable/12.1 - File Handling Example/src/Test.java @@ -5,7 +5,7 @@ import java.io.FileOutputStream; import java.io.IOException; -public class Main { +public class Test { private static final File FILE = new File("12 - File Handling + Serializable/12.1 - File Handling Example/src/demo.txt"); public static void main(String[] args) throws IOException { diff --git a/12 - File Handling + Serializable/12.2 - Properties file/src/Main.java b/12 - File Handling + Serializable/12.2 - Properties file/src/Test.java similarity index 98% rename from 12 - File Handling + Serializable/12.2 - Properties file/src/Main.java rename to 12 - File Handling + Serializable/12.2 - Properties file/src/Test.java index 4566fb8..109fe07 100644 --- a/12 - File Handling + Serializable/12.2 - Properties file/src/Main.java +++ b/12 - File Handling + Serializable/12.2 - Properties file/src/Test.java @@ -10,7 +10,7 @@ * {@code Properties} file: is used to store configuration */ -public class Main { +public class Test { private static final File PROPERTIES_FILE = new File("12 - File Handling + Serializable/12.2 - Properties file/src/config.properties"); diff --git a/12 - File Handling + Serializable/12.3 - Object Serialization/src/Main.java b/12 - File Handling + Serializable/12.3 - Object Serialization/src/Test.java similarity index 98% rename from 12 - File Handling + Serializable/12.3 - Object Serialization/src/Main.java rename to 12 - File Handling + Serializable/12.3 - Object Serialization/src/Test.java index 77ef9de..59fc740 100644 --- a/12 - File Handling + Serializable/12.3 - Object Serialization/src/Main.java +++ b/12 - File Handling + Serializable/12.3 - Object Serialization/src/Test.java @@ -14,7 +14,7 @@ import java.io.ObjectOutputStream; import java.io.Serializable; -public class Main { +public class Test { private static final File FILE = new File("12 - File Handling + Serializable/12.3 - Object Serialization/src/obj.txt"); @@ -36,4 +36,4 @@ public static void main(String[] args) throws IOException, ClassNotFoundExceptio class Save implements Serializable { int i; -} \ No newline at end of file +} diff --git a/12 - File Handling + Serializable/12.4 - Serialization using XMLEncoder/src/Main.java b/12 - File Handling + Serializable/12.4 - Serialization using XMLEncoder/src/Test.java similarity index 99% rename from 12 - File Handling + Serializable/12.4 - Serialization using XMLEncoder/src/Main.java rename to 12 - File Handling + Serializable/12.4 - Serialization using XMLEncoder/src/Test.java index 0abd648..ba2173d 100644 --- a/12 - File Handling + Serializable/12.4 - Serialization using XMLEncoder/src/Main.java +++ b/12 - File Handling + Serializable/12.4 - Serialization using XMLEncoder/src/Test.java @@ -17,7 +17,7 @@ *

    */ -public class Main { +public class Test { private static final File XML_FILE = new File("12 - File Handling + Serializable/12.4 - Serialization using XMLEncoder/src/obj.txt"); public static void main(String[] args) throws FileNotFoundException { diff --git a/12 - File Handling + Serializable/12.5 - Deserialization using XMLDecoder/src/Main.java b/12 - File Handling + Serializable/12.5 - Deserialization using XMLDecoder/src/Test.java similarity index 98% rename from 12 - File Handling + Serializable/12.5 - Deserialization using XMLDecoder/src/Main.java rename to 12 - File Handling + Serializable/12.5 - Deserialization using XMLDecoder/src/Test.java index 67591f9..a98146e 100644 --- a/12 - File Handling + Serializable/12.5 - Deserialization using XMLDecoder/src/Main.java +++ b/12 - File Handling + Serializable/12.5 - Deserialization using XMLDecoder/src/Test.java @@ -6,7 +6,7 @@ import java.io.Serializable; import java.util.List; -public class Main { +public class Test { private static final File XML_FILE = new File("12 - File Handling + Serializable/12.4 - Serialization using XMLEncoder/src/obj.txt"); public static void main(String[] args) throws FileNotFoundException { @@ -66,4 +66,4 @@ public void setSname(String sname) { public String toString() { return "Student{" + "rollNo=" + rollNo + ", sname=" + sname + '}'; } -} \ No newline at end of file +} diff --git a/12 - File Handling + Serializable/12.6 - Call private method by ReflectionAPI/src/Main.java b/12 - File Handling + Serializable/12.6 - Call private method by ReflectionAPI/src/Test.java similarity index 83% rename from 12 - File Handling + Serializable/12.6 - Call private method by ReflectionAPI/src/Main.java rename to 12 - File Handling + Serializable/12.6 - Call private method by ReflectionAPI/src/Test.java index 9884e50..653444c 100644 --- a/12 - File Handling + Serializable/12.6 - Call private method by ReflectionAPI/src/Main.java +++ b/12 - File Handling + Serializable/12.6 - Call private method by ReflectionAPI/src/Test.java @@ -6,11 +6,11 @@ * Normally used for debugging purpose for testing methods. */ -public class Main { +public class Test { public static void main(String[] args) throws ClassNotFoundException, IllegalAccessException, InstantiationException, NoSuchMethodException, InvocationTargetException { - Class c = Class.forName("Test"); - Test t = (Test)c.newInstance(); + Class c = Class.forName("TestClass"); + TestClass t = (TestClass)c.newInstance(); Method m = c.getDeclaredMethod("show", null); m.setAccessible(true); @@ -18,7 +18,7 @@ public static void main(String[] args) throws ClassNotFoundException, IllegalAcc } } -class Test { +class TestClass { // private method: Can't be called from outside the class private void show() { System.out.println("In show"); diff --git a/12 - File Handling + Serializable/12.7 - More methods of class Class/src/Main.java b/12 - File Handling + Serializable/12.7 - More methods of class Class/src/Test.java similarity index 92% rename from 12 - File Handling + Serializable/12.7 - More methods of class Class/src/Main.java rename to 12 - File Handling + Serializable/12.7 - More methods of class Class/src/Test.java index cb6d9d7..51d2a46 100644 --- a/12 - File Handling + Serializable/12.7 - More methods of class Class/src/Main.java +++ b/12 - File Handling + Serializable/12.7 - More methods of class Class/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) throws ClassNotFoundException { Class c = Class.forName("A"); System.out.println(c.isInterface()); @@ -8,4 +8,4 @@ public static void main(String[] args) throws ClassNotFoundException { } class A { -} \ No newline at end of file +} diff --git a/13 - Multithreading/13.2 - Using Thread Class/13.2 - Using Thread Class.iml b/13 - Multithreading/13.2 - Using Thread Class/13.2 - Using Thread Class.iml index b4eeccb..c90834f 100644 --- a/13 - Multithreading/13.2 - Using Thread Class/13.2 - Using Thread Class.iml +++ b/13 - Multithreading/13.2 - Using Thread Class/13.2 - Using Thread Class.iml @@ -2,8 +2,8 @@ - - + + diff --git a/13 - Multithreading/13.2 - Using Thread Class/src/Main.java b/13 - Multithreading/13.2 - Using Thread Class/src/Test.java similarity index 99% rename from 13 - Multithreading/13.2 - Using Thread Class/src/Main.java rename to 13 - Multithreading/13.2 - Using Thread Class/src/Test.java index 5f8d097..996eb41 100644 --- a/13 - Multithreading/13.2 - Using Thread Class/src/Main.java +++ b/13 - Multithreading/13.2 - Using Thread Class/src/Test.java @@ -14,7 +14,7 @@ - But since runnable interface is functional interface, this can be achieved using lambda expressions also */ -public class Main { +public class Test { public static void main(String[] args) { Hi obj1 = new Hi(); Hello obj2 = new Hello(); @@ -58,4 +58,4 @@ public void run() { try { Thread.sleep(1000); } catch (InterruptedException ignored) {} } } -} \ No newline at end of file +} diff --git a/13 - Multithreading/13.3 - Using Runnable Interface/13.3 - Using Runnable Interface.iml b/13 - Multithreading/13.3 - Using Runnable Interface/13.3 - Using Runnable Interface.iml index 983633e..c90834f 100644 --- a/13 - Multithreading/13.3 - Using Runnable Interface/13.3 - Using Runnable Interface.iml +++ b/13 - Multithreading/13.3 - Using Runnable Interface/13.3 - Using Runnable Interface.iml @@ -2,8 +2,8 @@ - - + + diff --git a/13 - Multithreading/13.3 - Using Runnable Interface/src/Main.java b/13 - Multithreading/13.3 - Using Runnable Interface/src/Test.java similarity index 98% rename from 13 - Multithreading/13.3 - Using Runnable Interface/src/Main.java rename to 13 - Multithreading/13.3 - Using Runnable Interface/src/Test.java index 3d97f60..995bd68 100644 --- a/13 - Multithreading/13.3 - Using Runnable Interface/src/Main.java +++ b/13 - Multithreading/13.3 - Using Runnable Interface/src/Test.java @@ -14,7 +14,7 @@ - But since runnable interface is functional interface, this can be achieved using lambda expressions also */ -public class Main { +public class Test { public static void main(String[] args) { Hi obj1 = new Hi(); Hello obj2 = new Hello(); @@ -49,4 +49,4 @@ public void run() { try { Thread.sleep(500); } catch (InterruptedException ignored) {} } } -} \ No newline at end of file +} diff --git a/13 - Multithreading/13.4 - Using lambda expressions/src/Main.java b/13 - Multithreading/13.4 - Using lambda expressions/src/Test.java similarity index 99% rename from 13 - Multithreading/13.4 - Using lambda expressions/src/Main.java rename to 13 - Multithreading/13.4 - Using lambda expressions/src/Test.java index 61cf488..f57f888 100644 --- a/13 - Multithreading/13.4 - Using lambda expressions/src/Main.java +++ b/13 - Multithreading/13.4 - Using lambda expressions/src/Test.java @@ -18,7 +18,7 @@ - for making code more efficient */ -public class Main { +public class Test { public static void main(String[] args) { /* 1) Using anonymous class: @@ -76,4 +76,4 @@ public void run() { try { Thread.sleep(10); } catch (InterruptedException ignored) {} t2.start(); } -} \ No newline at end of file +} diff --git a/13 - Multithreading/13.5 - Thread Priority/src/Main.java b/13 - Multithreading/13.5 - Thread Priority/src/Test.java similarity index 85% rename from 13 - Multithreading/13.5 - Thread Priority/src/Main.java rename to 13 - Multithreading/13.5 - Thread Priority/src/Test.java index e9ca049..8ee82f0 100644 --- a/13 - Multithreading/13.5 - Thread Priority/src/Main.java +++ b/13 - Multithreading/13.5 - Thread Priority/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) throws InterruptedException { Thread t1 = new Thread(() -> { for(int i=0;i<5;i++) { @@ -28,10 +28,10 @@ public static void main(String[] args) throws InterruptedException { System.out.println("BYEEE IN BETWEEN"); // This won't be printed at the end because Main thread is idle and will execute this before only. System.out.println("Is t1 alive: " + t1.isAlive()); - t1.join(); // will wait for t1 to complete execution and join main thread - t2.join(); // will wait for t2 to complete execution and join main thread + t1.join(); // will wait for t1 to complete execution and join main thread + t2.join(); // will wait for t2 to complete execution and join main thread System.out.println("BYEE AT THE END"); System.out.println("Is t1 alive: " + t1.isAlive()); } -} \ No newline at end of file +} diff --git a/13 - Multithreading/13.5 - join and isAlive/src/Main.java b/13 - Multithreading/13.5 - join and isAlive/src/Test.java similarity index 98% rename from 13 - Multithreading/13.5 - join and isAlive/src/Main.java rename to 13 - Multithreading/13.5 - join and isAlive/src/Test.java index af11356..2b62838 100644 --- a/13 - Multithreading/13.5 - join and isAlive/src/Main.java +++ b/13 - Multithreading/13.5 - join and isAlive/src/Test.java @@ -1,7 +1,7 @@ // join method: will wait for the thread to complete execution and join parent thread // isAlive method: returns true if thread is alive -public class Main { +public class Test { public static void main(String[] args) throws InterruptedException { Thread t1 = new Thread(() -> { for(int i=0;i<5;i++) { @@ -29,4 +29,4 @@ public static void main(String[] args) throws InterruptedException { System.out.println("Is t1 alive: " + t1.isAlive()); } -} \ No newline at end of file +} diff --git a/13 - Multithreading/13.7 - Synchronized Keyword/src/Main.java b/13 - Multithreading/13.7 - Synchronized Keyword/src/Test.java similarity index 98% rename from 13 - Multithreading/13.7 - Synchronized Keyword/src/Main.java rename to 13 - Multithreading/13.7 - Synchronized Keyword/src/Test.java index 8619042..c264b2f 100644 --- a/13 - Multithreading/13.7 - Synchronized Keyword/src/Main.java +++ b/13 - Multithreading/13.7 - Synchronized Keyword/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) throws InterruptedException { Counter c = new Counter(); @@ -39,4 +39,4 @@ public void increment() { public synchronized void increment() { count++; // count = count + 1; } -} \ No newline at end of file +} diff --git a/13 - Multithreading/13.8 - InterThread Communication/src/Main.java b/13 - Multithreading/13.8 - InterThread Communication/src/Test.java similarity index 98% rename from 13 - Multithreading/13.8 - InterThread Communication/src/Main.java rename to 13 - Multithreading/13.8 - InterThread Communication/src/Test.java index 9ccc03b..3f66a8d 100644 --- a/13 - Multithreading/13.8 - InterThread Communication/src/Main.java +++ b/13 - Multithreading/13.8 - InterThread Communication/src/Test.java @@ -8,7 +8,7 @@ - can only be called from a synchronized method */ -public class Main { +public class Test { public static void main(String[] args) { Q q = new Q(); new Producer(q); @@ -71,4 +71,4 @@ public void run() { try { Thread.sleep(2500); } catch (InterruptedException ignored) {} } } -} \ No newline at end of file +} diff --git a/14 - Collection and Generics/14.10 - Map Interface/src/Main.java b/14 - Collection and Generics/14.10 - Map Interface/src/Test.java similarity index 97% rename from 14 - Collection and Generics/14.10 - Map Interface/src/Main.java rename to 14 - Collection and Generics/14.10 - Map Interface/src/Test.java index d1268ff..63a2c4f 100644 --- a/14 - Collection and Generics/14.10 - Map Interface/src/Main.java +++ b/14 - Collection and Generics/14.10 - Map Interface/src/Test.java @@ -11,7 +11,7 @@ LinkedHashMap - keys ordered in insertion order */ -public class Main { +public class Test { public static void main(String[] args) { // HashMap diff --git a/14 - Collection and Generics/14.11 - HashMap and HashTable/src/Main.java b/14 - Collection and Generics/14.11 - HashMap and HashTable/src/Test.java similarity index 98% rename from 14 - Collection and Generics/14.11 - HashMap and HashTable/src/Main.java rename to 14 - Collection and Generics/14.11 - HashMap and HashTable/src/Test.java index 0f1f8b4..0cffb81 100644 --- a/14 - Collection and Generics/14.11 - HashMap and HashTable/src/Main.java +++ b/14 - Collection and Generics/14.11 - HashMap and HashTable/src/Test.java @@ -21,7 +21,7 @@ import java.util.Map; import java.util.Set; -public class Main { +public class Test { public static void main(String[] args) { Map map = new HashMap<>(); map.put("name", "Navin"); diff --git a/14 - Collection and Generics/14.12 - Print duplicate elements in List/src/Main.java b/14 - Collection and Generics/14.12 - Print duplicate elements in List/src/Test.java similarity index 96% rename from 14 - Collection and Generics/14.12 - Print duplicate elements in List/src/Main.java rename to 14 - Collection and Generics/14.12 - Print duplicate elements in List/src/Test.java index e613ed2..11eb340 100644 --- a/14 - Collection and Generics/14.12 - Print duplicate elements in List/src/Main.java +++ b/14 - Collection and Generics/14.12 - Print duplicate elements in List/src/Test.java @@ -2,7 +2,7 @@ import java.util.HashSet; import java.util.Set; -public class Main { +public class Test { public static void main(String[] args) { ArrayList names = new ArrayList<>(); names.add("Rahul"); diff --git a/14 - Collection and Generics/14.13 - Using currentTimeMillis/src/Main.java b/14 - Collection and Generics/14.13 - Using currentTimeMillis/src/Test.java similarity index 96% rename from 14 - Collection and Generics/14.13 - Using currentTimeMillis/src/Main.java rename to 14 - Collection and Generics/14.13 - Using currentTimeMillis/src/Test.java index 8046a5c..3987c2b 100644 --- a/14 - Collection and Generics/14.13 - Using currentTimeMillis/src/Main.java +++ b/14 - Collection and Generics/14.13 - Using currentTimeMillis/src/Test.java @@ -2,7 +2,7 @@ import java.util.ArrayList; -public class Main { +public class Test { public static void main(String[] args) { // Calculating time taken to add 1000000 elements in the ArrayList diff --git a/14 - Collection and Generics/14.2.2 - Generics/src/Main.java b/14 - Collection and Generics/14.2.2 - Generics/src/Test.java similarity index 98% rename from 14 - Collection and Generics/14.2.2 - Generics/src/Main.java rename to 14 - Collection and Generics/14.2.2 - Generics/src/Test.java index b7796a2..872b920 100644 --- a/14 - Collection and Generics/14.2.2 - Generics/src/Main.java +++ b/14 - Collection and Generics/14.2.2 - Generics/src/Test.java @@ -8,7 +8,7 @@ import java.io.Serializable; import java.util.ArrayList; -public class Main { +public class Test { public static void main(String[] args) { // Testing our own Generic @@ -61,4 +61,4 @@ public void demoExtends(ArrayList obj) { // super: Will accept all classes including Number and it's parent public void demoSuper(ArrayList obj) { } -} \ No newline at end of file +} diff --git a/14 - Collection and Generics/14.3 - List Interface/src/Main.java b/14 - Collection and Generics/14.3 - List Interface/src/Test.java similarity index 98% rename from 14 - Collection and Generics/14.3 - List Interface/src/Main.java rename to 14 - Collection and Generics/14.3 - List Interface/src/Test.java index 29fc575..ab1bd3d 100644 --- a/14 - Collection and Generics/14.3 - List Interface/src/Main.java +++ b/14 - Collection and Generics/14.3 - List Interface/src/Test.java @@ -5,7 +5,7 @@ import java.util.Collections; import java.util.List; -public class Main { +public class Test { public static void main(String[] args) { // Using Collection interface Collection values = new ArrayList<>(); diff --git a/14 - Collection and Generics/14.4 - Vector vs ArrayList/src/Main.java b/14 - Collection and Generics/14.4 - Vector vs ArrayList/src/Test.java similarity index 98% rename from 14 - Collection and Generics/14.4 - Vector vs ArrayList/src/Main.java rename to 14 - Collection and Generics/14.4 - Vector vs ArrayList/src/Test.java index 4980231..970e0a6 100644 --- a/14 - Collection and Generics/14.4 - Vector vs ArrayList/src/Main.java +++ b/14 - Collection and Generics/14.4 - Vector vs ArrayList/src/Test.java @@ -20,7 +20,7 @@ import java.util.ArrayList; import java.util.Vector; -public class Main { +public class Test { public static void main(String[] args) { Vector v = new Vector(); v.add(4); diff --git a/14 - Collection and Generics/14.6 - Comparator Interface/src/Main.java b/14 - Collection and Generics/14.6 - Comparator Interface/src/Test.java similarity index 98% rename from 14 - Collection and Generics/14.6 - Comparator Interface/src/Main.java rename to 14 - Collection and Generics/14.6 - Comparator Interface/src/Test.java index fedca80..6cd61e5 100644 --- a/14 - Collection and Generics/14.6 - Comparator Interface/src/Main.java +++ b/14 - Collection and Generics/14.6 - Comparator Interface/src/Test.java @@ -5,7 +5,7 @@ import java.util.Comparator; import java.util.List; -public class Main { +public class Test { public static void main(String[] args) { // 1) sort values normally List values = new ArrayList<>(); diff --git a/14 - Collection and Generics/14.7 - Comparator with custom type/src/Main.java b/14 - Collection and Generics/14.7 - Comparator with custom type/src/Test.java similarity index 97% rename from 14 - Collection and Generics/14.7 - Comparator with custom type/src/Main.java rename to 14 - Collection and Generics/14.7 - Comparator with custom type/src/Test.java index 3186ff8..33a64da 100644 --- a/14 - Collection and Generics/14.7 - Comparator with custom type/src/Main.java +++ b/14 - Collection and Generics/14.7 - Comparator with custom type/src/Test.java @@ -8,7 +8,7 @@ import java.util.Collections; import java.util.List; -public class Main { +public class Test { public static void main(String[] args) { List students = new ArrayList<>(); students.add(new Student(1, 55)); @@ -40,4 +40,4 @@ public Student(int rollNo, int marks) { public String toString() { return "rollNo: " + rollNo + " marks:" + marks; } -} \ No newline at end of file +} diff --git a/14 - Collection and Generics/14.8.1 - Comparable Interface/src/Main.java b/14 - Collection and Generics/14.8.1 - Comparable Interface/src/Test.java similarity index 98% rename from 14 - Collection and Generics/14.8.1 - Comparable Interface/src/Main.java rename to 14 - Collection and Generics/14.8.1 - Comparable Interface/src/Test.java index e85cfff..bcef8ec 100644 --- a/14 - Collection and Generics/14.8.1 - Comparable Interface/src/Main.java +++ b/14 - Collection and Generics/14.8.1 - Comparable Interface/src/Test.java @@ -8,7 +8,7 @@ import java.util.Collections; import java.util.List; -public class Main { +public class Test { public static void main(String[] args) { List students = new ArrayList<>(); students.add(new Student(1, 55)); diff --git a/14 - Collection and Generics/14.8.2 - Comparator vs Comparable/src/Main.java b/14 - Collection and Generics/14.8.2 - Comparator vs Comparable/src/Test.java similarity index 99% rename from 14 - Collection and Generics/14.8.2 - Comparator vs Comparable/src/Main.java rename to 14 - Collection and Generics/14.8.2 - Comparator vs Comparable/src/Test.java index 94f9da0..98e4743 100644 --- a/14 - Collection and Generics/14.8.2 - Comparator vs Comparable/src/Main.java +++ b/14 - Collection and Generics/14.8.2 - Comparator vs Comparable/src/Test.java @@ -14,7 +14,7 @@ - use when you can modify the class definition import java.util.Collections; import java.util.List; -public class Main { +public class Test { public static void main(String[] args) { List laptops = new ArrayList<>(); laptops.add(new Laptop("Dell", 16, 800)); diff --git a/15 - Inner Class + Enum + Annotations/15.2 - Inner Member Class/15.2 - Inner Member Class.iml b/15 - Inner Class + Enum + Annotations/15.2 - Inner Member Class/15.2 - Inner Member Class.iml index 8700171..c90834f 100644 --- a/15 - Inner Class + Enum + Annotations/15.2 - Inner Member Class/15.2 - Inner Member Class.iml +++ b/15 - Inner Class + Enum + Annotations/15.2 - Inner Member Class/15.2 - Inner Member Class.iml @@ -2,8 +2,8 @@ - - + + diff --git a/15 - Inner Class + Enum + Annotations/15.2 - Inner Member Class/src/Main.java b/15 - Inner Class + Enum + Annotations/15.2 - Inner Member Class/src/Test.java similarity index 98% rename from 15 - Inner Class + Enum + Annotations/15.2 - Inner Member Class/src/Main.java rename to 15 - Inner Class + Enum + Annotations/15.2 - Inner Member Class/src/Test.java index 84ac43c..e2f8c00 100644 --- a/15 - Inner Class + Enum + Annotations/15.2 - Inner Member Class/src/Main.java +++ b/15 - Inner Class + Enum + Annotations/15.2 - Inner Member Class/src/Test.java @@ -15,7 +15,7 @@ Main$1.class */ -public class Main { +public class Test { public static void main(String[] args) { // 1) Member Inner Variable // We can directly create object of A @@ -53,4 +53,4 @@ class B { static class C { int mc; } -} \ No newline at end of file +} diff --git a/15 - Inner Class + Enum + Annotations/15.3 - Inner Annonymous Class/src/Main.java b/15 - Inner Class + Enum + Annotations/15.3 - Inner Annonymous Class/src/Test.java similarity index 97% rename from 15 - Inner Class + Enum + Annotations/15.3 - Inner Annonymous Class/src/Main.java rename to 15 - Inner Class + Enum + Annotations/15.3 - Inner Annonymous Class/src/Test.java index 0665249..7cdd32c 100644 --- a/15 - Inner Class + Enum + Annotations/15.3 - Inner Annonymous Class/src/Main.java +++ b/15 - Inner Class + Enum + Annotations/15.3 - Inner Annonymous Class/src/Test.java @@ -3,7 +3,7 @@ Lambda: Can only be used with functional interfaces */ -public class Main { +public class Test { public static void main(String[] args) { // ANONYMOUS CLASS A obj1 = new A(); @@ -34,4 +34,4 @@ public void show() { private void privateShow() { System.out.println("Inside private show"); } -} \ No newline at end of file +} diff --git a/15 - Inner Class + Enum + Annotations/15.4 - Inner Class with Lambda/src/Main.java b/15 - Inner Class + Enum + Annotations/15.4 - Inner Class with Lambda/src/Test.java similarity index 98% rename from 15 - Inner Class + Enum + Annotations/15.4 - Inner Class with Lambda/src/Main.java rename to 15 - Inner Class + Enum + Annotations/15.4 - Inner Class with Lambda/src/Test.java index e7c697c..aaab26a 100644 --- a/15 - Inner Class + Enum + Annotations/15.4 - Inner Class with Lambda/src/Main.java +++ b/15 - Inner Class + Enum + Annotations/15.4 - Inner Class with Lambda/src/Test.java @@ -23,7 +23,7 @@ - Stream APIs */ -public class Main { +public class Test { public static void main(String[] args) { // Traditional approach A obj = new AImpl(); @@ -64,4 +64,4 @@ class AImpl implements A { public void show() { System.out.println("In A"); } -} \ No newline at end of file +} diff --git a/17 - Stream API/17.1 - Printing values using external iteration/17.1 - Printing values using external iteration.iml b/17 - Stream API/17.1 - Printing values using external iteration/17.1 - Printing values using external iteration.iml index d9cd99e..c90834f 100644 --- a/17 - Stream API/17.1 - Printing values using external iteration/17.1 - Printing values using external iteration.iml +++ b/17 - Stream API/17.1 - Printing values using external iteration/17.1 - Printing values using external iteration.iml @@ -2,8 +2,8 @@ - - + + diff --git a/17 - Stream API/17.1 - Printing values using external iteration/src/Main.java b/17 - Stream API/17.1 - Printing values using external iteration/src/Test.java similarity index 98% rename from 17 - Stream API/17.1 - Printing values using external iteration/src/Main.java rename to 17 - Stream API/17.1 - Printing values using external iteration/src/Test.java index 3b7b62b..07f472f 100644 --- a/17 - Stream API/17.1 - Printing values using external iteration/src/Main.java +++ b/17 - Stream API/17.1 - Printing values using external iteration/src/Test.java @@ -15,13 +15,13 @@ External Iterations (loop outside the object) - for each loop Internal Iterations (loop inside the object) - forEach method - */ +*/ import java.util.Arrays; import java.util.Iterator; import java.util.List; -public class Main { +public class Test { public static void main(String[] args) { List values = Arrays.asList(1,2,3,4,5); diff --git a/17 - Stream API/17.11 - Stream API/src/Main.java b/17 - Stream API/17.11 - Stream API/src/Test.java similarity index 98% rename from 17 - Stream API/17.11 - Stream API/src/Main.java rename to 17 - Stream API/17.11 - Stream API/src/Test.java index e9a25db..e68088c 100644 --- a/17 - Stream API/17.11 - Stream API/src/Main.java +++ b/17 - Stream API/17.11 - Stream API/src/Test.java @@ -16,7 +16,7 @@ import java.util.List; import java.util.stream.Stream; -public class Main { +public class Test { public static void main(String[] args) { List values = new ArrayList<>(); for(int i=1;i<5;i++) { diff --git a/17 - Stream API/17.12 - 17.16 Stream Map, Reduce methods/17.12 - 17.16 Stream Map, Reduce methods.iml b/17 - Stream API/17.12 - 17.16 Stream Map, Reduce methods/17.12 - 17.16 Stream Map, Reduce methods.iml index f871f21..c90834f 100644 --- a/17 - Stream API/17.12 - 17.16 Stream Map, Reduce methods/17.12 - 17.16 Stream Map, Reduce methods.iml +++ b/17 - Stream API/17.12 - 17.16 Stream Map, Reduce methods/17.12 - 17.16 Stream Map, Reduce methods.iml @@ -2,8 +2,8 @@ - - + + diff --git a/17 - Stream API/17.12 - 17.16 Stream Map, Reduce methods/src/Main.java b/17 - Stream API/17.12 - 17.16 Stream Map, Reduce methods/src/Test.java similarity index 98% rename from 17 - Stream API/17.12 - 17.16 Stream Map, Reduce methods/src/Main.java rename to 17 - Stream API/17.12 - 17.16 Stream Map, Reduce methods/src/Test.java index 5c9998e..190f669 100644 --- a/17 - Stream API/17.12 - 17.16 Stream Map, Reduce methods/src/Main.java +++ b/17 - Stream API/17.12 - 17.16 Stream Map, Reduce methods/src/Test.java @@ -5,7 +5,7 @@ Internal Iterations: (Stream API) - just focus on what to do - */ +*/ import java.util.Arrays; import java.util.List; @@ -13,14 +13,14 @@ import java.util.function.Function; import java.util.stream.Stream; -public class Main { +public class Test { public static void main(String[] args) { List values = Arrays.asList(1,2,3,4,5); // We need to find the sum of all the values*2 - int result = 0; // 1) Using traditional for-each loop + int result = 0; for (int value : values) { result += value*2; } diff --git a/17 - Stream API/17.17- 17.19 Filter and Predicate/17.17- 17.19 Filter and Predicate.iml b/17 - Stream API/17.17- 17.19 Filter and Predicate/17.17- 17.19 Filter and Predicate.iml index 7d03266..c90834f 100644 --- a/17 - Stream API/17.17- 17.19 Filter and Predicate/17.17- 17.19 Filter and Predicate.iml +++ b/17 - Stream API/17.17- 17.19 Filter and Predicate/17.17- 17.19 Filter and Predicate.iml @@ -2,8 +2,8 @@ - - + + diff --git a/17 - Stream API/17.17- 17.19 Filter and Predicate/src/Main.java b/17 - Stream API/17.17- 17.19 Filter and Predicate/src/Test.java similarity index 99% rename from 17 - Stream API/17.17- 17.19 Filter and Predicate/src/Main.java rename to 17 - Stream API/17.17- 17.19 Filter and Predicate/src/Test.java index 37d7beb..58f045b 100644 --- a/17 - Stream API/17.17- 17.19 Filter and Predicate/src/Main.java +++ b/17 - Stream API/17.17- 17.19 Filter and Predicate/src/Test.java @@ -13,7 +13,7 @@ import java.util.function.Predicate; import java.util.stream.Stream; -public class Main { +public class Test { public static void main(String[] args) { List values = Arrays.asList(12, 20, 35, 46, 55, 68); diff --git a/17 - Stream API/17.2 - 17.5 Using internal iteration/src/Main.java b/17 - Stream API/17.2 - 17.5 Using internal iteration/src/Test.java similarity index 98% rename from 17 - Stream API/17.2 - 17.5 Using internal iteration/src/Main.java rename to 17 - Stream API/17.2 - 17.5 Using internal iteration/src/Test.java index 329ef83..893d8a5 100644 --- a/17 - Stream API/17.2 - 17.5 Using internal iteration/src/Main.java +++ b/17 - Stream API/17.2 - 17.5 Using internal iteration/src/Test.java @@ -12,7 +12,7 @@ Internal Iterations (loop inside the object) import java.util.List; import java.util.function.Consumer; -public class Main { +public class Test { public static void main(String[] args) { List values = Arrays.asList(1,2,3,4,5); @@ -60,4 +60,4 @@ class ConsumerImpl implements Consumer { public void accept(Integer integer) { System.out.println(integer); } -} \ No newline at end of file +} diff --git a/17 - Stream API/17.20 - Lazy Evaluation & Terminal Function/src/Main.java b/17 - Stream API/17.20 - Lazy Evaluation & Terminal Function/src/Test.java similarity index 95% rename from 17 - Stream API/17.20 - Lazy Evaluation & Terminal Function/src/Main.java rename to 17 - Stream API/17.20 - Lazy Evaluation & Terminal Function/src/Test.java index 57876eb..81ba37e 100644 --- a/17 - Stream API/17.20 - Lazy Evaluation & Terminal Function/src/Main.java +++ b/17 - Stream API/17.20 - Lazy Evaluation & Terminal Function/src/Test.java @@ -1,7 +1,7 @@ import java.util.Arrays; import java.util.List; -public class Main { +public class Test { public static void main(String[] args) { List values = Arrays.asList(12, 20, 35, 46, 55, 68); @@ -49,8 +49,8 @@ They will first check the terminal method(in this case findFirst), and will exec Proving lazy evaluation using below example. */ int result3 = values.stream() - .filter(Main::isDivisible) - .map(Main::mapDouble) + .filter(Test::isDivisible) + .map(Test::mapDouble) .findFirst() .orElse(0); System.out.println(result3); diff --git a/17 - Stream API/17.6 - 17.7 Modifying Interface once published/src/Main.java b/17 - Stream API/17.6 - 17.7 Modifying Interface once published/src/Test.java similarity index 98% rename from 17 - Stream API/17.6 - 17.7 Modifying Interface once published/src/Main.java rename to 17 - Stream API/17.6 - 17.7 Modifying Interface once published/src/Test.java index 4586922..84aee43 100644 --- a/17 - Stream API/17.6 - 17.7 Modifying Interface once published/src/Main.java +++ b/17 - Stream API/17.6 - 17.7 Modifying Interface once published/src/Test.java @@ -7,7 +7,7 @@ - default keyword (added in Java 1.8) */ -public class Main { +public class Test { public static void main(String[] args) { Actor hero = new Hero(); hero.act(); @@ -54,4 +54,4 @@ public void act() { public void speak() { System.out.println("Villain Speak"); } -} \ No newline at end of file +} diff --git a/17 - Stream API/17.8 -Reason for forEach being default/src/Main.java b/17 - Stream API/17.8 -Reason for forEach being default/src/Test.java similarity index 97% rename from 17 - Stream API/17.8 -Reason for forEach being default/src/Main.java rename to 17 - Stream API/17.8 -Reason for forEach being default/src/Test.java index e86f155..1454770 100644 --- a/17 - Stream API/17.8 -Reason for forEach being default/src/Main.java +++ b/17 - Stream API/17.8 -Reason for forEach being default/src/Test.java @@ -1,7 +1,7 @@ import java.util.ArrayList; import java.util.List; -public class Main { +public class Test { public static void main(String[] args) { List values = new ArrayList<>(); diff --git a/17 - Stream API/17.9 - 17.10 forEach method reference/src/Main.java b/17 - Stream API/17.9 - 17.10 forEach method reference/src/Test.java similarity index 89% rename from 17 - Stream API/17.9 - 17.10 forEach method reference/src/Main.java rename to 17 - Stream API/17.9 - 17.10 forEach method reference/src/Test.java index a116e52..493ff9b 100644 --- a/17 - Stream API/17.9 - 17.10 forEach method reference/src/Main.java +++ b/17 - Stream API/17.9 - 17.10 forEach method reference/src/Test.java @@ -5,7 +5,7 @@ import java.util.Arrays; import java.util.List; -public class Main { +public class Test { public static void main(String[] args) { List values = Arrays.asList(1, 2, 3, 4, 5); @@ -18,7 +18,7 @@ public static void main(String[] args) { System.out.println(); // Using custom method reference - values.forEach(Main::doubleIt); + values.forEach(Test::doubleIt); } diff --git a/17 - Stream API/Method Reference/src/Main.java b/17 - Stream API/Method Reference/src/Test.java similarity index 98% rename from 17 - Stream API/Method Reference/src/Main.java rename to 17 - Stream API/Method Reference/src/Test.java index 9a05e79..11924e4 100644 --- a/17 - Stream API/Method Reference/src/Main.java +++ b/17 - Stream API/Method Reference/src/Test.java @@ -9,7 +9,7 @@ import java.util.Arrays; import java.util.List; -public class Main { +public class Test { public static void main(String[] args) { List values = Arrays.asList("Navin", "Manoj", "Saumay"); diff --git a/18 - New DateTime Api/18.1 - New DateTime Api/18.1 - New DateTime Api.iml b/18 - New DateTime Api/18.1 - New DateTime Api/18.1 - New DateTime Api.iml deleted file mode 100644 index c90834f..0000000 --- a/18 - New DateTime Api/18.1 - New DateTime Api/18.1 - New DateTime Api.iml +++ /dev/null @@ -1,11 +0,0 @@ - - - - - - - - - - - \ No newline at end of file diff --git a/18 - New DateTime Api/18.1 - New DateTime Api/src/Main.java b/18 - New DateTime Api/18.1 - New DateTime Api/src/Test.java similarity index 98% rename from 18 - New DateTime Api/18.1 - New DateTime Api/src/Main.java rename to 18 - New DateTime Api/18.1 - New DateTime Api/src/Test.java index e0b1ecf..42a9894 100644 --- a/18 - New DateTime Api/18.1 - New DateTime Api/src/Main.java +++ b/18 - New DateTime Api/18.1 - New DateTime Api/src/Test.java @@ -10,7 +10,7 @@ Changes in new DateTime API: - new package time was created - Date object only print Date now, and not Time to avoid confusion - */ +*/ import java.time.Instant; import java.time.LocalDate; @@ -18,7 +18,7 @@ import java.time.LocalTime; import java.time.ZoneId; -public class Main { +public class Test { public static void main(String[] args) { // Using LocalDate LocalDate localDate = LocalDate.now(); @@ -68,7 +68,6 @@ public static void main(String[] args) { // Using LocalDateTime LocalDateTime localDateTime = LocalDateTime.now(); System.out.println(localDateTime); - } } diff --git a/7 - Class and Object/7.15 - Count number of objects of class/src/Main.java b/7 - Class and Object/7.15 - Count number of objects of class/src/Test.java similarity index 96% rename from 7 - Class and Object/7.15 - Count number of objects of class/src/Main.java rename to 7 - Class and Object/7.15 - Count number of objects of class/src/Test.java index f62c33d..55ca9c8 100644 --- a/7 - Class and Object/7.15 - Count number of objects of class/src/Main.java +++ b/7 - Class and Object/7.15 - Count number of objects of class/src/Test.java @@ -1,4 +1,4 @@ -class Main{ +class Test { public static void main(String[] args) { printCounter(); A obj1 = new A(); @@ -25,4 +25,4 @@ class A { static int getCount() { return count; } -} \ No newline at end of file +} diff --git a/7 - Class and Object/7.5-7.7 - Constructors/src/Main.java b/7 - Class and Object/7.5-7.7 - Constructors/src/Test.java similarity index 98% rename from 7 - Class and Object/7.5-7.7 - Constructors/src/Main.java rename to 7 - Class and Object/7.5-7.7 - Constructors/src/Test.java index 63ec45c..4062001 100644 --- a/7 - Class and Object/7.5-7.7 - Constructors/src/Main.java +++ b/7 - Class and Object/7.5-7.7 - Constructors/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) { A a = new A(); // Will call 1st constructor (without parameters) A a2 = new A(5); // Will call 2nd constructor (with int parameter) @@ -58,4 +58,3 @@ public B(double k) { Imp: 8) Multiple constructors are allowed (constructor overloading) Imp: 9) Once we have manually defined a constructor, default constructor i.e. A() also needs to be defined manually. It won't be called implicitly now. */ - \ No newline at end of file diff --git a/8 - OOPS Concepts/8.1 - Encapsulation/src/Main.java b/8 - OOPS Concepts/8.1 - Encapsulation/src/Test.java similarity index 95% rename from 8 - OOPS Concepts/8.1 - Encapsulation/src/Main.java rename to 8 - OOPS Concepts/8.1 - Encapsulation/src/Test.java index 3307c64..1ddd099 100644 --- a/8 - OOPS Concepts/8.1 - Encapsulation/src/Main.java +++ b/8 - OOPS Concepts/8.1 - Encapsulation/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) { A obj = new A(); @@ -25,4 +25,4 @@ public void setVar(int j) { Encapsulation principles: 1) To change value of a variable, always use method (getters and setters) 2) Make variables private -*/ \ No newline at end of file +*/ diff --git a/8 - OOPS Concepts/8.10 - Dynamic Method Dispatch/src/Main.java b/8 - OOPS Concepts/8.10 - Dynamic Method Dispatch/src/Test.java similarity index 97% rename from 8 - OOPS Concepts/8.10 - Dynamic Method Dispatch/src/Main.java rename to 8 - OOPS Concepts/8.10 - Dynamic Method Dispatch/src/Test.java index fe9c9e3..7d3310f 100644 --- a/8 - OOPS Concepts/8.10 - Dynamic Method Dispatch/src/Main.java +++ b/8 - OOPS Concepts/8.10 - Dynamic Method Dispatch/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) { System.out.println("Method Overriding"); @@ -35,4 +35,4 @@ public void show() { public void mine() { System.out.println("Inside B mine"); } -} \ No newline at end of file +} diff --git a/8 - OOPS Concepts/8.11 - Super Keyword for Constructors/src/Main.java b/8 - OOPS Concepts/8.11 - Super Keyword for Constructors/src/Test.java similarity index 97% rename from 8 - OOPS Concepts/8.11 - Super Keyword for Constructors/src/Main.java rename to 8 - OOPS Concepts/8.11 - Super Keyword for Constructors/src/Test.java index a2a8a85..2fe76aa 100644 --- a/8 - OOPS Concepts/8.11 - Super Keyword for Constructors/src/Main.java +++ b/8 - OOPS Concepts/8.11 - Super Keyword for Constructors/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) { A a = new A(); System.out.println(); @@ -42,4 +42,4 @@ public B(int i) { public B(double d) { System.out.println("Inside B double"); } -} \ No newline at end of file +} diff --git a/8 - OOPS Concepts/8.12 - Super Keyword for Variables and Methods/src/Main.java b/8 - OOPS Concepts/8.12 - Super Keyword for Variables and Methods/src/Test.java similarity index 96% rename from 8 - OOPS Concepts/8.12 - Super Keyword for Variables and Methods/src/Main.java rename to 8 - OOPS Concepts/8.12 - Super Keyword for Variables and Methods/src/Test.java index 6e77012..15253ae 100644 --- a/8 - OOPS Concepts/8.12 - Super Keyword for Variables and Methods/src/Main.java +++ b/8 - OOPS Concepts/8.12 - Super Keyword for Variables and Methods/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) { A a = new A(); @@ -39,4 +39,4 @@ public void showModifiedIForA() { super.i = 15; super.show(); } -} \ No newline at end of file +} diff --git a/8 - OOPS Concepts/8.13 - Final Keyword/src/Main.java b/8 - OOPS Concepts/8.13 - Final Keyword/src/Test.java similarity index 97% rename from 8 - OOPS Concepts/8.13 - Final Keyword/src/Main.java rename to 8 - OOPS Concepts/8.13 - Final Keyword/src/Test.java index af4e00e..3d94536 100644 --- a/8 - OOPS Concepts/8.13 - Final Keyword/src/Main.java +++ b/8 - OOPS Concepts/8.13 - Final Keyword/src/Test.java @@ -4,7 +4,7 @@ 2) with a method - no one can override the method 3) with a class - no one can inherit the class */ -public class Main { +public class Test { public static void main(String[] args) { final int i = 5; @@ -38,4 +38,4 @@ public void show() { // Can't override method because show is final method /* class C extends B { // Can't extend because B is final class } -*/ \ No newline at end of file +*/ diff --git a/8 - OOPS Concepts/8.14 - This Keyword/src/Main.java b/8 - OOPS Concepts/8.14 - This Keyword/src/Test.java similarity index 94% rename from 8 - OOPS Concepts/8.14 - This Keyword/src/Main.java rename to 8 - OOPS Concepts/8.14 - This Keyword/src/Test.java index 4cbd20b..c8f267a 100644 --- a/8 - OOPS Concepts/8.14 - This Keyword/src/Main.java +++ b/8 - OOPS Concepts/8.14 - This Keyword/src/Test.java @@ -1,5 +1,5 @@ // this keyword : refers to current instance -public class Main { +public class Test { public static void main(String[] args) { A a = new A(5); a.show(); @@ -19,4 +19,4 @@ public A(int x) { // x = local variable public void show() { System.out.println("In A show; x = " + x); } -} \ No newline at end of file +} diff --git a/8 - OOPS Concepts/8.2 - Encapsulation Demo/src/Main.java b/8 - OOPS Concepts/8.2 - Encapsulation Demo/src/Test.java similarity index 94% rename from 8 - OOPS Concepts/8.2 - Encapsulation Demo/src/Main.java rename to 8 - OOPS Concepts/8.2 - Encapsulation Demo/src/Test.java index bdfe1d0..90b40ec 100644 --- a/8 - OOPS Concepts/8.2 - Encapsulation Demo/src/Main.java +++ b/8 - OOPS Concepts/8.2 - Encapsulation Demo/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) { Emp e1 = new Emp(); diff --git a/8 - OOPS Concepts/8.20 - 8.21 Interfaces + Anonymous Class + Lambda/src/Main.java b/8 - OOPS Concepts/8.20 - 8.21 Interfaces + Anonymous Class + Lambda/src/Test.java similarity index 98% rename from 8 - OOPS Concepts/8.20 - 8.21 Interfaces + Anonymous Class + Lambda/src/Main.java rename to 8 - OOPS Concepts/8.20 - 8.21 Interfaces + Anonymous Class + Lambda/src/Test.java index 78c7987..324d6f3 100644 --- a/8 - OOPS Concepts/8.20 - 8.21 Interfaces + Anonymous Class + Lambda/src/Main.java +++ b/8 - OOPS Concepts/8.20 - 8.21 Interfaces + Anonymous Class + Lambda/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) { // by creating implementation class Abc obj = new AbcImpl(); @@ -53,4 +53,4 @@ public void show() { Interface extends Interface - An interface can extend multiple interfaces Class implements Interface -*/ \ No newline at end of file +*/ diff --git a/8 - OOPS Concepts/8.22 - Interface Default and Static Methods/src/Main.java b/8 - OOPS Concepts/8.22 - Interface Default and Static Methods/src/Test.java similarity index 99% rename from 8 - OOPS Concepts/8.22 - Interface Default and Static Methods/src/Main.java rename to 8 - OOPS Concepts/8.22 - Interface Default and Static Methods/src/Test.java index 4c1deb6..c61c6cd 100644 --- a/8 - OOPS Concepts/8.22 - Interface Default and Static Methods/src/Main.java +++ b/8 - OOPS Concepts/8.22 - Interface Default and Static Methods/src/Test.java @@ -23,7 +23,7 @@ Reason why default methods were added (Full Story): Static methods can now also be written in interface in Java 8 */ -public class Main { +public class Test { public static void main(String[] args) { Abc abc = new AbcImpl(); abc.show(); // will call Abc interface show @@ -115,4 +115,4 @@ interface Error { default boolean equals(Object o) { // error: default method 'equals' in interface Error overrides a member of java.lang.Object } -}*/ \ No newline at end of file +}*/ diff --git a/8 - OOPS Concepts/8.23 - Marker Interface/src/Main.java b/8 - OOPS Concepts/8.23 - Marker Interface/src/Test.java similarity index 97% rename from 8 - OOPS Concepts/8.23 - Marker Interface/src/Main.java rename to 8 - OOPS Concepts/8.23 - Marker Interface/src/Test.java index 4eef0e5..4632642 100644 --- a/8 - OOPS Concepts/8.23 - Marker Interface/src/Main.java +++ b/8 - OOPS Concepts/8.23 - Marker Interface/src/Test.java @@ -7,7 +7,7 @@ - classes that implmenent the marker interface will be allowed to call a specifi - Serializable - Remote */ -class Main { +class Test { public static void main(String[] args) { Demo demo = new Demo(); if(demo instanceof P) { @@ -28,4 +28,4 @@ class Demo implements P { void show() { System.out.println("Hello"); } -} \ No newline at end of file +} diff --git a/8 - OOPS Concepts/8.7 - Polymorphism/src/Main.java b/8 - OOPS Concepts/8.7 - Polymorphism/src/Test.java similarity index 98% rename from 8 - OOPS Concepts/8.7 - Polymorphism/src/Main.java rename to 8 - OOPS Concepts/8.7 - Polymorphism/src/Test.java index d5a94b7..61b631b 100644 --- a/8 - OOPS Concepts/8.7 - Polymorphism/src/Main.java +++ b/8 - OOPS Concepts/8.7 - Polymorphism/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) { System.out.println("Method Overloading"); A a = new A(); @@ -49,4 +49,4 @@ class B extends A { public void show() { System.out.println("Inside B show"); } -} \ No newline at end of file +} diff --git a/9 - String + Builder + Buffer/9.1 - String Operations/src/Main.java b/9 - String + Builder + Buffer/9.1 - String Operations/src/Test.java similarity index 97% rename from 9 - String + Builder + Buffer/9.1 - String Operations/src/Main.java rename to 9 - String + Builder + Buffer/9.1 - String Operations/src/Test.java index 42ec36c..9155cd0 100644 --- a/9 - String + Builder + Buffer/9.1 - String Operations/src/Main.java +++ b/9 - String + Builder + Buffer/9.1 - String Operations/src/Test.java @@ -7,7 +7,7 @@ import java.util.Scanner; -public class Main { +public class Test { public static void main(String[] args) { Scanner sc = new Scanner(System.in); diff --git a/9 - String + Builder + Buffer/9.10 - StringBuilder + StingBuffer/src/Main.java b/9 - String + Builder + Buffer/9.10 - StringBuilder + StingBuffer/src/Test.java similarity index 96% rename from 9 - String + Builder + Buffer/9.10 - StringBuilder + StingBuffer/src/Main.java rename to 9 - String + Builder + Buffer/9.10 - StringBuilder + StingBuffer/src/Test.java index 2aad6d0..b2a9af0 100644 --- a/9 - String + Builder + Buffer/9.10 - StringBuilder + StingBuffer/src/Main.java +++ b/9 - String + Builder + Buffer/9.10 - StringBuilder + StingBuffer/src/Test.java @@ -3,7 +3,7 @@ // So, StringBuffer is the better choice -class Main { +class Test { public static void main(String[] args) { StringBuffer sbf = new StringBuffer("Navin"); @@ -16,4 +16,4 @@ public static void main(String[] args) { sbf.delete(8, 10); System.out.println(sbf); } -} \ No newline at end of file +} diff --git a/9 - String + Builder + Buffer/9.2 - toString Method/src/Main.java b/9 - String + Builder + Buffer/9.2 - toString Method/src/Test.java similarity index 98% rename from 9 - String + Builder + Buffer/9.2 - toString Method/src/Main.java rename to 9 - String + Builder + Buffer/9.2 - toString Method/src/Test.java index 418f724..6250f59 100644 --- a/9 - String + Builder + Buffer/9.2 - toString Method/src/Main.java +++ b/9 - String + Builder + Buffer/9.2 - toString Method/src/Test.java @@ -1,6 +1,6 @@ // toString method : returns ClassName with package + @ + hashcode -public class Main { +public class Test { public static void main(String[] args) { Student s1 = new Student(123, "SMY"); System.out.println(s1.rollNo); @@ -39,4 +39,4 @@ class StudentChild extends Student { public String toString() { return rollNo + " " + name; } -} \ No newline at end of file +} diff --git a/9 - String + Builder + Buffer/9.3 - User input using System.in.read()/src/Main.java b/9 - String + Builder + Buffer/9.3 - User input using System.in.read()/src/Test.java similarity index 96% rename from 9 - String + Builder + Buffer/9.3 - User input using System.in.read()/src/Main.java rename to 9 - String + Builder + Buffer/9.3 - User input using System.in.read()/src/Test.java index 4e7c365..dfd0574 100644 --- a/9 - String + Builder + Buffer/9.3 - User input using System.in.read()/src/Main.java +++ b/9 - String + Builder + Buffer/9.3 - User input using System.in.read()/src/Test.java @@ -6,9 +6,9 @@ - returns byte value in the form of int in range 0 to 255 - that value is basically the ascii value of that character - not efficient - */ +*/ -public class Main { +public class Test { public static void main(String[] args) throws Exception { int i = System.in.read(); // returns ascii value of the next character in int format System.out.println(i); diff --git a/9 - String + Builder + Buffer/9.4 - User input using BufferedReader/src/Main.java b/9 - String + Builder + Buffer/9.4 - User input using BufferedReader/src/Test.java similarity index 97% rename from 9 - String + Builder + Buffer/9.4 - User input using BufferedReader/src/Main.java rename to 9 - String + Builder + Buffer/9.4 - User input using BufferedReader/src/Test.java index c2af0f4..a4490bf 100644 --- a/9 - String + Builder + Buffer/9.4 - User input using BufferedReader/src/Main.java +++ b/9 - String + Builder + Buffer/9.4 - User input using BufferedReader/src/Test.java @@ -12,7 +12,7 @@ import java.io.IOException; import java.io.InputStreamReader; -public class Main { +public class Test { public static void main(String[] args) throws IOException { InputStreamReader is = new InputStreamReader(System.in); BufferedReader br = new BufferedReader(is); diff --git a/9 - String + Builder + Buffer/9.5 - User input using Scanner/src/Main.java b/9 - String + Builder + Buffer/9.5 - User input using Scanner/src/Test.java similarity index 96% rename from 9 - String + Builder + Buffer/9.5 - User input using Scanner/src/Main.java rename to 9 - String + Builder + Buffer/9.5 - User input using Scanner/src/Test.java index 6fed0af..ce9baca 100644 --- a/9 - String + Builder + Buffer/9.5 - User input using Scanner/src/Main.java +++ b/9 - String + Builder + Buffer/9.5 - User input using Scanner/src/Test.java @@ -2,7 +2,7 @@ // It provides flexibility for reading different data types import java.util.Scanner; -public class Main { +public class Test { public static void main(String[] args) { Scanner sc = new Scanner(System.in); diff --git a/9 - String + Builder + Buffer/9.6 - Wrapper Classes/src/Main.java b/9 - String + Builder + Buffer/9.6 - Wrapper Classes/src/Test.java similarity index 98% rename from 9 - String + Builder + Buffer/9.6 - Wrapper Classes/src/Main.java rename to 9 - String + Builder + Buffer/9.6 - Wrapper Classes/src/Test.java index 90a70ee..524a321 100644 --- a/9 - String + Builder + Buffer/9.6 - Wrapper Classes/src/Main.java +++ b/9 - String + Builder + Buffer/9.6 - Wrapper Classes/src/Test.java @@ -17,7 +17,7 @@ import java.util.ArrayList; -public class Main { +public class Test { public static void main(String[] args) { int i = 5; Integer iObj = Integer.valueOf(i); // Boxing diff --git a/9 - String + Builder + Buffer/9.8 - String splitting from CSV/src/Main.java b/9 - String + Builder + Buffer/9.8 - String splitting from CSV/src/Test.java similarity index 93% rename from 9 - String + Builder + Buffer/9.8 - String splitting from CSV/src/Main.java rename to 9 - String + Builder + Buffer/9.8 - String splitting from CSV/src/Test.java index ff92375..76add9b 100644 --- a/9 - String + Builder + Buffer/9.8 - String splitting from CSV/src/Main.java +++ b/9 - String + Builder + Buffer/9.8 - String splitting from CSV/src/Test.java @@ -1,4 +1,4 @@ -public class Main { +public class Test { public static void main(String[] args) { String str = "Navin, Mahesh, Rahul, Vijay"; diff --git a/README.md b/README.md index 78e401a..daf8ef8 100644 --- a/README.md +++ b/README.md @@ -1 +1,22 @@ -### All the codes and notes of (Core Java Tutorials by Telusko) +### Core Java Tutorials by Telusko + +This repo contains all the codes and notes of the amazing [Core Java Tutorials by Telusko](https://www.youtube.com/watch?v=WOUpjal8ee4&list=PLsyeobzWxl7oZ-fxDYkOToURHhMuWD1BK) + +This tutorial is broken down into 18 modules: +1) Intro to Java +2) Variables +3) How Java works? +4) Operators +5) If-else, Loops +6) Arrays +7) Class and Object +8) OOPS Concepts +9) String + StringBuilder + StringBuffer +10) Exception Handling +11) Object Cloning + Serialization +12) File Handling + Serializable +13) Multithreading +14) Collection and Generics +15) Inner Class + Enum + Annotations +17) Stream API +18) New DateTime api