Drill 13: Predict the output — Exceptions without confusion

Describe the output you expect and how you would check it.

Beginner 5 min read Lesson 138 of 300 Challenge included

What you will be able to do

Describe the output you expect and how you would check it.

Practice task

Describe the output you expect and how you would check it.

ReadFile.javaJava

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;

public String readNotes(Path path) {
    try {
        return Files.readString(path);
    } catch (IOException error) {
        throw new IllegalStateException("Could not read " + path, error);
    }
}

Your turn

Write your answer

Easy

Describe the output you expect and how you would check it.

TEXT · starter

Your answer…

Study tools

Make it yours.

Keep a private note for this lesson, then turn the key ideas into flashcards you can revisit.

Sign in to save notes and flashcards.Both are private to your account and stay with your progress.

Finished reading?

Lock in what you just learned.

Mark this lesson complete to save your place and move one step closer to the certificate.

Next: Drill 13: Beginner mistake — Streams and functional pipelines

Lesson 138 of 300 · 0% of course