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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.
What are Checked and UnChecked Exception? A checked exception is some subclass of Exception (or Exception itself), excluding class RuntimeException and its subclasses. Making a
The SwitchAction class gives a means to switch from a resource in one module to another resource in a dissimilar module. SwitchAction is useful only if you have multiple modules in
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Task 1 Create a new project in Eclipse called Assignment 1. Within this project create a package called task01. 1/ Download the class Date (you must use this class - no
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I need Customize Tumblr theme Project Description: I have a blog here I would like to customize it as follows; 1) Modify the horizontal navigation from the bottom of th
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