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How to catch multiple exceptions explain with example?
If multiple blocks match the exception type, the first block in which matches the kinds of the exception catches it. public class HelloThere {
public static void main(String[] args) { int repeat; try { // possible NumberFormatException and ArrayIndexOutOfBoundsException repeat = Integer.parseInt(args[0]); // possible ArithmeticException int n = 2/repeat; // possible StringIndexOutOfBoundsException String s = args[0].substring(5); } catch (NumberFormatException e) { // print an error message System.err.println("Usage: java HelloThere repeat_count" ); System.err.println( "where repeat_count is the number of times to say Hello" ); System.err.println("and given as an integer like 1 or 7" ); return; } catch (ArrayIndexOutOfBoundsException e) { // pick a default value repeat = 1; } catch (IndexOutOfBoundsException e) { // ignore it } catch (Exception e) { // print an error message and exit System.err.println("Unexpected exception"); e.printStackTrace(); return; } for (int i = 0; i < repeat; i++) { System.out.println("Hello"); } }
}It's rare to catch a general Error or Throwable because it's actually hard to clean up after them in the general case.
Create a thread in either a C or a Java program and run it. The thread should read a keyboard value "x" and exit from the code, or it can also use an "ESC" to exit. That is, the t
What will be the default values of all the elements of an array explained as an instance variable? If the array is an array of primitive types, then all the elements of the arr
An ActionForm is a JavaBean that extends org.apache.struts.action.ActionForm. ActionForm handles the session state for web application and the ActionForm object is automatically p
This is a working program that shows election results from the infamous 2000 presidential election involving a lot of Floridians and 'hanging chads'. The program as written reads a
Information Retrieval during Multi-Agent System with Data Mining in Cloud Computing Project Description: I have proposed one research model on "Information Retrieval during M
what is multithreading in Java? Explain with example.
exlain class and object
Question 1 Discuss features of JAVA Question 2 What are primitive data types? Discuss Question 3 Explain data conversion function ValueOf ()? Question 4 What are th
onstraints: 1 1 1 1 0 1 1 1
Objective: create a simple object, put that object in a simple collection class, use that object and collection in a simple GUI application. Specification: Consider a Librar
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