Exception Handling - Java - page 467

9.1 Exception Handling Basics 519

Example: A Toy Example of Exception Handling 519

9

Mechanism 524 try-throw-catch

Exception Classes 528

Exception Classes from Standard Packages 529

Defining Exception Classes 531

Multiple Blocks 542 catch

9.2 Throwing Exceptions in Methods 546

Throwing an Exception in a Method 547

Exception Handling

Declaring Exceptions in a Clause 549 throws

Exceptions to the Catch or Declare Rule 551

Clause in Derived Classes 553 throws

When to Use Exceptions 553

★

Event-Driven Programming 555

9.3 More Programming Techniques

for Exception Handling

556

★

The Block 557

finally

★

Rethrowing an Exception 559

★ The Class 559 AssertionError

Exception Handling with the Scanner Class 559

562 ArrayIndexOutOfBoundsException

Chapter Summary 562

Answers to Self-Test Exercises 563

Programming Projects 567