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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.
I need some Unique Idea About my final Year Project . It could be a Website or an Android application. I want to create Something very unique which in some sense benefits a society
You should override the hashCode() and equals() functions from the Object class. The default implementation of the hashcode() and equals(), which are inherited from the java.
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how can i create an E-exam application on netbeans
What are Logic- or Time-Bombs ? It execute the payload while predetermined event occurs. For instance use kind's particular phrase and particular data is reached.
how to solve this error
Write a program called LandThePlane that calculates whether a plane successfully lands or not. The program begins by prompting (asking) the user for the following details, in th
It helps to resolve naming conflicts when different packages have classes with the same names. This also helps you prepare files within your project. As define : java.io package d
Need Java Assignment for course Project Description: I want to get an assignment done. Involves building on a minesweeper game written in Java. You subsequent code is to be u
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