Answers for "java when should your method throw an exception"

7

throw io exception java

public static void foo() throws IOException {
    // some code here, when something goes wrong, you might do:
    throw new IOException("error message");
}

public static void main(String[] args) {
    try {
        foo();
    } catch (IOException e) {
        System.out.println(e.getMessage());
    }
}
Posted by: Guest on July-15-2020
1

java throws exception on method

static void testMethod() throws Exception {
    String test = null;
    test.toString();
}
Posted by: Guest on March-03-2021

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