Herb Schildt's Java Programming Cookbook

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Herb Schildt's Java Programming Cookbook

Herb Schildt's Java Programming Cookbook

Authors: Herbert Schildt

Published: November 2007

eISBN: 9780071596442 0071596445 | ISBN: 9780072263152

Contents

Preface

1 Overview

What’s Inside

How the Recipes Are Organized

A Few Words of Caution

Java Experience Required

What Version of Java?

2 Working with Strings and Regular Expressions

An Overview of Java’s String Classes

Java’s Regular Expression API

An Introduction to Regular Expressions

Normal Characters

Character Classes

The Wildcard Character

Quantifiers

Greedy, Reluctant, and Possessive Quantifiers

Boundary Matchers

The OR Operator

Groups

Flag Sequences

Remember to Escape the \ in Java Strings

Sort an Array of Strings in Reverse Order

Step-by-Step

Discussion

Example

Options and Alternatives

Ignore Case Differences when Sorting an Array of Strings

Step-by-Step

Discussion

Example

Options and Alternatives

Ignore Case Differences when Searching for or Replacing Substrings

Step-by-Step

Discussion

Example

Options and Alternatives

Split a String into Pieces by Using split( )

Step-by-Step

Discussion

Example

Options and Alternatives

Retrieve Key/Value Pairs from a String

Step-by-Step

Discussion

Example

Options and Alternatives

Match and Extract Substrings Using the Regular Expression API

Step-by-Step

Discussion

Example

Options and Alternatives

Tokenize a String Using the Regular Expression API

Step-by-Step

Discussion

Example

Bonus Example

Options and Alternatives

3 File Handling

An Overview of File Handling

Streams

The RandomAccessFile Class

The File Class

The I/O Interfaces

The Compressed File Streams

Tips for Handling Errors

Read Bytes from a File

Step-by-Step

Discussion

Example

Options and Alternatives

Write Bytes to a File

Step-by-Step

Discussion

Example

Options and Alternatives

Buffer Byte-Based File I/O

Step-by-Step

Discussion

Example

Options and Alternatives

Read Characters from a File

Step-by-Step

Discussion

Example

Options and Alternatives

Write Characters to a File

Step-by-Step

Discussion

Example

Options and Alternatives

Buffer Character-Based File I/O

Step-by-Step

Discussion

Example

Options and Alternatives

Read and Write Random-Access Files

Step-by-Step

Discussion

Example

Options and Alternatives

Obtain File Attributes

Step-by-Step

Discussion

Example

Options and Alternatives

Set File Attributes

Step-by-Step

Discussion

Example

Options and Alternatives

List a Directory

Step-by-Step

Discussion

Example

Bonus Example

Options and Alternatives

Compress and Decompress Data

Step-by-Step

Discussion

Example

Options and Alternatives

Create a ZIP File

Step-by-Step

Discussion

Example

Options and Alternatives

Decompress a ZIP File

Step-by-Step

Discussion

Example

Options and Alternatives

Serialize Objects

Step-by-Step

Discussion

Example

Options and Alternatives

4 Formatting Data

An Overview of Formatter

Formatting Basics

Specifying a Minimum Field Width

Specifying Precision

Using the Format Flags

The Uppercase Option

Using an Argument Index

Overview of NumberFormat and DateFormat

Four Simple Numeric Formatting Techniques Using Formatter

Step-by-Step

Discussion

Example

Options and Alternatives

Vertically Align Numeric Data Using Formatter

Step-by-Step

Discussion

Example

Bonus Example: Center Data

Options and Alternatives

Left-Justify Output Using Formatter

Step-by-Step

Discussion

Example

Options and Alternatives

Format Time and Date Using Formatter

Step-by-Step

Discussion

Example

Options and Alternatives

Specify a Locale with Formatter

Step-by-Step

Discussion

Example

Options and Alternatives

Use Streams with Formatter

Step-by-Step

Discussion

Example

Options and Alternatives

Use printf( ) to Display Formatted Data

Step-by-Step

Discussion

Example

Bonus Example

Options and Alternatives

Format Time and Date with DateFormat

Step-by-Step

Discussion

Example

Options and Alternatives

Format Time and Date with Patterns Using SimpleDateFormat

Step-by-Step

Discussion

Example

Options and Alternatives

Format Numeric Values with NumberFormat

Step-by-Step

Discussion

Example

Options and Alternatives

Format Currency Values Using NumberFormat

Step-by-Step

Discussion

Example

Options and Alternatives

Format Numeric Values with Patterns Using DecimalFormat

Step-by-Step

Discussion

Example

Options and Alternatives

5 Working with Collections

Collections Overview

Three Recent Changes

The Collection Interfaces

The Collection Classes

The ArrayList Class

The LinkedList Class

The HashSet Class

The LinkedHashSet Class

The TreeSet Class

The PriorityQueue Class

The ArrayDeque Class

The EnumSet Class

An Overview of Maps

The Map Interfaces

The Map Classes

Algorithms

Basic Collection Techniques

Step-by-Step

Discussion

Example

Options and Alternatives

Work with Lists

Step-by-Step

Discussion

Example

Options and Alternatives

Work with Sets

Step-by-Step

Discussion

Example

Bonus Example

Options and Alternatives

Use Comparable to Store Objects in a Sorted Collection

Step-by-Step

Discussion

Example

Options and Alternatives

Use a Comparator with a Collection

Step-by-Step

Discussion

Example

Options and Alternatives

Iterate a Collection

Step-by-Step

Discussion

Example

Options and Alternatives

Create a Queue or a Stack Using Deque

Step-by-Step

Discussion

Example

Options and Alternatives

Reverse, Rotate, and Shuffle a List

Step-by-Step

Discussion

Example

Options and Alternatives

Sort and Search a List

Step-by-Step

Discussion

Example

Options and Alternatives

Create a Checked Collection

Step-by-Step

Discussion

Example

Options and Alternatives

Create a Synchronized Collection

Step-by-Step

Discussion

Example

Options and Alternatives

Create an Immutable Collection

Step-by-Step

Discussion

Example

Options and Alternatives

Basic Map Techniques

Step-by-Step

Discussion

Example

Options and Alternatives

Convert a Properties List into a HashMap

Step-by-Step

Discussion

Example

Options and Alternatives

6 Applets and Servlets

Applet Overview

The Applet Class

Applet Architecture

The Applet Life Cycle

The AppletContext, AudioClip, and AppletStub Interfaces

Servlet Overview

The javax.servlet Package

The javax.servlet.http Package

The HttpServlet Class

The Cookie Class

The Servlet Life Cycle

Using Tomcat for Servlet Development

Create an AWT-Based Applet Skeleton

Step-by-Step

Discussion

Example

Options and Alternatives

Create a Swing-Based Applet Skeleton

Step-by-Step

Discussion

Example

Options and Alternatives

Create a GUI and Handle Events in a Swing Applet

Step-by-Step

Discussion

Historical Note: getContentPane( )

Example

Bonus Example

Options and Alternatives

Paint Directly to the Surface of an Applet

Step-by-Step

Discussion

Example

Options and Alternatives

Pass Parameters to Applets

Step-by-Step

Discussion

Example

Options and Alternatives

Use AppletContext to Display a Web Page

Step-by-Step

Discussion

Example

Options and Alternatives

Create a Simple Servlet Using GenericServlet

Step-by-Step

Discussion

Example

Options and Alternatives

Handle HTTP Requests in a Servlet

Step-by-Step

Discussion

Example

Bonus Example

Options and Alternatives

Use a Cookie with a Servlet

Step-by-Step

Discussion

Example

Options and Alternatives

7 Multithreading

Multithreading Fundamentals

The Runnable Interface

The Thread Class

Create a Thread by Implementing Runnable

Step-by-Step

Discussion

Example

Options and Alternatives

Create a Thread by Extending Thread

Step-by-Step

Discussion

Example

Options and Alternatives

Use a Thread's Name and ID

Step-by-Step

Discussion

Example

Options and Alternatives

Wait for a Thread to End

Step-by-Step

Discussion

Example

Options and Alternatives

Synchronize Threads

Step-by-Step

Discussion

Example

Options and Alternatives

Communicate Between Threads

Step-by-Step

Discussion

Example

Options and Alternatives

Suspend, Resume, and Stop a Thread

Step-by-Step

Discussion

Example

Options and Alternatives

Use a Daemon Thread

Step-by-Step

Discussion

Example

Bonus Example: A Simple Reminder Class

Options and Alternatives

Interrupt a Thread

Step-by-Step

Discussion

Example

Options and Alternatives

Set and Obtain a Thread's Priority

Step-by-Step

Discussion

Example

Options and Alternatives

Monitor a Thread's State

Step-by-Step

Discussion

Example

Bonus Example: A Real-Time Thread Monitor

Options and Alternatives

Use a Thread Group

Step-by-Step

Discussion

Example

Options and Alternatives

8 Swing

Overview of Swing

Components and Containers

Components

Containers

The Top-Level Container Panes

Layout Manager Overview

Event Handling

Events

Event Sources

Event Listeners

Create a Simple Swing Application

Step-by-Step

Discussion

Historical Note: getContentPane( )

Example

Options and Alternatives

Set the Content Pane's Layout Manager

Step-by-Step

Discussion

Example

Options and Alternatives

Work with JLabel

Step-by-Step

Discussion

Example

Options and Alternatives

Create a Simple Push Button

Step-by-Step

Discussion

Example

Options and Alternatives

Use Icons, HTML, and Mnemonics with JButton

Step-by-Step

Discussion

Example

Options and Alternatives

Create a Toggle Button

Step-by-Step

Discussion

Example

Options and Alternatives

Create Check Boxes

Step-by-Step

Discussion

Example

Options and Alternatives

Create Radio Buttons

Step-by-Step

Discussion

Example

Options and Alternatives

Input Text with JTextField

Step-by-Step

Discussion

Example

Bonus Example: Cut, Copy, and Paste

Options and Alternatives

Work with JList

Step-by-Step

Discussion

Example

Options and Alternatives

Use a Scroll Bar

Step-by-Step

Discussion

Example

Options and Alternatives

Use JScrollPane to Handle Scrolling

Step-by-Step

Discussion

Example

Options and Alternatives

Display Data in a JTable

Step-by-Step

Discussion

Example

Options and Alternatives

Handle JTable Events

Step-by-Step

Discussion

Example

Options and Alternatives

Display Data in a JTree

Step-by-Step

Discussion

Example

Options and Alternatives

Create a Main Menu

Step-by-Step

Discussion

Example

Options and Alternatives

9 Potpourri

Access a Resource via an HTTP Connection

Step-by-Step

Discussion

Example

Options and Alternatives

Use a Semaphore

Step-by-Step

Discussion

Example

Options and Alternatives

Return a Value from a Thread

Step-by-Step

Discussion

Example

Options and Alternatives

Use Reflection to Obtain Information about a Class at Runtime

Step-by-Step

Discussion

Example

Bonus Example: A Reflection Utility

Options and Alternatives

Use Reflection to Dynamically Create an Object and Call Methods

Step-by-Step

Discussion

Example

Options and Alternatives

Create a Custom Exception Class

Step-by-Step

Discussion

Example

Options and Alternatives

Schedule a Task for Future Execution

Step-by-Step

Discussion

Example

Options and Alternatives

Index