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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.
Explain Labeled Loops in details ? Generally inside nested loops break and continue exit the innermost enclosing loop. For instance consider the subsequent loops. for (int i=1
Implicit objects are formed by the web container and have information related to a particular request, page, or application. They are request, response, pageContext, session, appli
What is Setter Methods explain with an example? Setter methods, also called as mutator methods, merely set the value of a field to a value specified through the argument to the
Project Description: I want to create similar site: fifacointrader I want similar site like fifacointrader.com Skills required are HTML, Java, PHP, Website Design, Wordpre
How many kinds of errors can be found during a program development? List them. 1. Syntax errors 2. Semantic errors 3. Run-time errors
Session Bean : is a non-persistent object that provides some business logic running on the server. Session beans do not provide system break down. There are two kinds of session b
Action mapping having all the deployment information for a particular Action bean. This class is to verify where the results of the Action will be sent once its processing is done.
Write a Java program to find the sum of 1+3+5+…. , for 10 terms in the series.
algorithym for input restricted deque
What is JAR archives? JAR archives are ZIP archives along with a different extension. They contain a hierarchy of files and directories. In spirit a JAR file can take the place
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