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Java Multi-catch block. A try block can be followed by one or more catch blocks. Each catch block must contain a different exception handler. So, if you have to perform different tasks at the occurrence of different exceptions, use java multi-catch block.
Sep 22, 2023 · Multiple Catch Block in Java. Starting from Java 7.0, it is possible for a single catch block to catch multiple exceptions by separating each with | (pipe symbol) in the catch block. Catching multiple exceptions in a single catch block reduces code duplication and increases efficiency.
Multiple catch blocks in Java are used to catch/handle multiple exceptions that may be thrown from a particular code section. A try block can have multiple catch blocks to handle multiple exceptions.
In Java SE 7 and later, we can now catch more than one type of exception in a single catch block. Each exception type that can be handled by the catch block is separated using a vertical bar or pipe |. Its syntax is: try { // code . } catch (ExceptionType1 | Exceptiontype2 ex) { . // catch block . } Example 2: Multi-catch block. class Main {
Aug 17, 2010 · The compiler will complain: Alternatives in a multi-catch statement cannot be related by subclassing. Alternative ExceptionB is a subclass of alternative ExceptionA. The fix for this is to only include the ancestor exception in the exception list, as it will also catch exceptions of the descendant type.
In Java SE 7 and later, a single catch block can handle more than one type of exception. This feature can reduce code duplication and lessen the temptation to catch an overly broad exception. Consider the following example, which contains duplicate code in each of the catch blocks: catch (IOException ex) { logger.log(ex); throw ex;
Sep 1, 2024 · Learn how to effectively manage multiple exceptions in Java using multiple catch blocks. Master this essential error-handling technique to ensure robust application performance.
