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| Preface |

## Conventions Used in This Book

Italic is used for:

- The names of syntactic constructs and lexical structures in the Java language

- New terms where they are defined

- Pathnames, filenames, and program names

- Internet addresses, such as domain names and URLs

`Typewriter Font` is used for:

- Anything that might appear in a Java program, including keywords, operators, data types, constants, method names, variable names, class names, and interface names

- Command lines and options that should be typed verbatim on the screen

- Tags that might appear in an HTML document

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