Write a java program to create and use user defined exception

Question

13 Sep 2024

Answer :

Word Count : 486

Sure! Here's a Java program demonstrating how to create and use a user-defined exception in the context of a database management system (DBMS) and Java lab. In this example, we create a custom exception for handling invalid database operations.

```java
// Custom Exception Class
class InvalidDatabaseOperationException extends Exception {
public InvalidDatabaseOperationException(String message) {
super(message);
}
}

// Database Operations Class
class DatabaseOperations {
private boolean isConnected;

public void connect() {
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