Book Image

Java 7 New Features Cookbook

By : Richard M. Reese, Jennifer L. Reese
Book Image

Java 7 New Features Cookbook

By: Richard M. Reese, Jennifer L. Reese

Overview of this book

<p>Java 7 is a major update that includes a lot of exciting new language improvements such as support for type inference and improved exception handling. Other new features include the ability to work with symbolic links, a greatly simplified directory traversal technique, and the monitoring of file creation and deletion. Improvements in event handling, security, and concurrent processing have also been added<br /><br />Java 7 New Features Cookbook is your go-to guide to learn about all the new exciting features Java 7 has to offer with a very practical recipe-based approach. <br /><br />The book starts with coverage of the new language improvements. Subsequent chapters address the new features of Java 7 while incorporating these new language improvements when possible.<br /><br />The new NIO techniques provide enhanced capabilities which are complemented by the new try-with-resources block and enhanced generic support. The new JLayer decorator and improved window methods enhance the developer&rsquo;s ability to create GUI applications. <br /><br />The Java 7 New Features Cookbook provides a comprehensive coverage of the exciting features in Java 7.</p>

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Java 7 New Features Cookbook
Richard M. Reese | Jennifer L. Reese
Feb, 2012 | 384 pages
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Table of Contents (18 chapters)
Java 7 New Features Cookbook
Java 7 New Features Cookbook
Credits
Credits
About the Authors
About the Authors
Acknowledgement
Acknowledgement
About the Reviewers
About the Reviewers
www.PacktPub.com
www.PacktPub.com
Preface
Preface
Free Chapter
1
Java Language Improvements
Java Language Improvements
Introduction
Using string literals in switch statements
Using underscores in literals to improve code readability
Using the try-with-resources block to improve exception handling code
Creating a resource that can be used with the try-with-resources technique
Catching multiple exception types to improve type checking
Rethrowing exceptions in Java 7
Using the diamond operator for constructor type inference
Using the @SafeVarargs annotation
2
Locating Files and Directories Using Paths
Locating Files and Directories Using Paths
Introduction
Creating a Path object
Interoperability between java.io.File and java.nio.file.Files
Converting a relative path into an absolute path
Removing redundancies by normalizing a path
Combining paths using path resolution
Creating a path between two locations
Converting between path types
Determining whether two paths are equivalent
Managing symbolic links
3
Obtaining File and Directory Information
Obtaining File and Directory Information
Introduction
Determining the file content type
Obtaining a single attribute at a time using the getAttribute method
Obtaining a map of file attributes
Getting file and directory information
Determining operating system support for attribute views
Maintaining basic file attributes using the BasicFileAttributeView
Maintaining POSIX file attributes using the PosixFileAttributeView
Maintaining FAT table attributes using the DosFileAttributeView
Maintaining file ownership attributes using the FileOwnerAttributeView
Maintaining a file's ACL using the AclFileAttributeView
Maintaining user-defined file attributes using the UserDefinedFileAttributeView
4
Managing Files and Directories
Managing Files and Directories
Introduction
Creating files and directories
Controlling how a file is copied
Managing temporary files and directories
Setting time-related attributes of a file or directory
Managing file ownership
Managing ACL file permissions
Managing POSIX attributes
Moving a file and a directory
Deleting files or directories
Managing symbolic links
5
Managing Filesystems
Managing Filesystems
Introduction
Getting FileStore information
Getting Filesystem information
Using the SimpleFileVisitor class to traverse filesystems
Deleting a directory using the SimpleFileVisitor class
Copying a directory using the SimpleFileVisitor class
Processing the contents of a directory by using the DirectoryStream interface
Filtering a directory using globbing
Writing your own directory filter
Monitoring file events using WatchEvents
Understanding the ZIP filesystem provider
6
Stream IO in Java 7
Stream IO in Java 7
Introduction
Managing simple files
Using buffered IO for files
7
Graphical User Interface Improvements
Graphical User Interface Improvements
Introduction
Mixing heavyweight and lightweight components
Managing window types
Managing the opacity of a window
Creating a varying gradient translucent window
Managing the shape of a window
Using the new border types in Java 7
Handling multiple file selection in the FileDialog class
Controlling the print dialog box type
Using the new JLayer decorator for a password field
8
Handling Events
Handling Events
Introduction
Managing extra mouse buttons and high resolution mouse wheels
Controlling a focus when displaying a window
Using secondary loops to mimic modal dialog boxes
Handling spurious thread wakeups
Handling applet initialization status with event handlers
9
Database, Security, and System Enhancements
Database, Security, and System Enhancements
Introduction
Using the RowSetFactory class
Java 7 database enhancements
Using the ExtendedSSLSession interface
Using the platform MXBeans for JVM or system process load monitoring
Redirecting input and output from operating system's processes
Embedding a JNLP file in an HTML page
10
Concurrent Processing
Concurrent Processing
Introduction
Using join/fork framework in Java
Using the reusable synchronization barrier Phaser
Using the new ConcurrentLinkedDeque safely with multiple threads
Using the new LinkedTransferQueue class
Supporting multiple threads using the ThreadLocalRandom class
11
Odds and Ends
Odds and Ends
Introduction
Handling weeks in Java 7
Using the Currency class in Java 7
Using the NumericShaper.Range enumeration to support the display of digits
JavaBean enhancements in Java 7
Handling locales and the Locale.Builder class in Java 7
Handling null references
Using the new BitSet methods in Java 7

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