codeX1616-Code to override Object.equals() method in any java class

Author: codeX1616

Java/OverridingEqualsMethod/Abc.class

@@ -0,0 +1,31 @@
+public class Abc {
+
+    public String getString() {
+        return string;
+    }
+
+    public int getValue() {
+        return value;
+    }
+
+    private String string;
+    private int value;
+
+    public Abc(String string, int value) {
+        this.string = string;
+        this.value = value;
+    }
+
+    @Override
+    public boolean equals(Object object) {
+        if (object == this) {
+            return true;
+        }
+        if (!(object instanceof Abc)) {
+            return false;
+        }
+        Abc abc = (Abc) object;
+        return string.equals(abc.getString()) && value == abc.getValue();
+    }
+
+}

Java/OverridingEqualsMethod/Abc.java

@@ -0,0 +1,13 @@
+public class EqualsCheck {
+    public static void main(String[] args) {
+        Abc abc1 = new Abc("abc1", 1);
+        Abc abc2 = new Abc("abc1", 1);
+
+        boolean check = abc1.equals(abc2);
+        if (check) {
+            System.out.println("Both objects are equal");
+        } else {
+            System.out.println("Both objects are unequal");
+        }
+    }
+}