Tuesday Jan 20, 2015

JDK 8u31, 7u75 and 7u76 Released !

JDK 8u31, 7u75 and 7u76 releases are now available. You can download these latest JDK releases from Java SE Downloads page.

For information on features and fixes included in these releases, see the relevant release notes:

In addition, Java Embedded 8u33 and 7u75 a and JDK for ARM 8u33 are also released. For more information on these releases, see the release notes:

Tuesday Jan 06, 2015

Java Tutorials Sixth Edition Book Released!

The JDK documentation team is pleased to announce that The Java Tutorials Sixth Edition book is now available on Amazon in printed book and kindle formats.

This edition, based on Java SE 8, introduces the new features added to the platform, including lambda expressions, default methods, aggregate operations, and more. Expanded coverage includes a chapter on the Date-Time API and a new chapter on annotations, with sections on type annotations and pluggable type systems as well as repeating annotations. In addition, the updated sections “Security in Rich Internet Applications” and “Guidelines for Securing Rich Internet Applications” address key security topics.

If you plan to take one of the Java SE 8 certification exams, this book can help. A special appendix, “Preparing for Java Programming Language Certification,” details the items covered on the available exams. Check the Java Tutorials online for updates.


- Sowmya

Tuesday Nov 18, 2014

Oracle Java ME Embedded 8.1 is released!

Oracle Java ME Embedded 8.1 is live on OTN. This release is an update of Oracle Java ME Embedded 8, including new platforms and features. Application development is supported through the Oracle Java ME SDK 8.1.

Visit the Java ME documentation portal to study the latest versions of the Release Notes and Getting Started Guides for the following supported platforms:

  • Raspberry Pi Model B (ARM11/Linux)
  • Freescale FRDM-K64F (Cortex-M4/mbed) Developer Preview
  • Microsoft Windows 7 (32-bit or 64-bit)
The Java ME Developer's Guide is intended for developers who want to build Oracle Java ME Embedded software for embedded devices. The newly added Optimization Techniques chapter provides various solutions and tips to improve developer productivity and application performance. See the Java ME SDK Developer's Guide to learn how to develop applications with Oracle Java ME SDK 8 on Windows by using emulators. You can also learn how to develop, run, and debug your applications with NetBeans and Eclipse IDEs.

The complete set of Java ME Embedded and SDK documentation and the related API specifications can be found at docs.oracle.com/javame.

Thursday Oct 23, 2014

JMC and JFR Documentation

In case you missed it, the user guides for Java Mission Control and Java Flight Recorder have moved! As of JDK 8u20, links to the 5.4 and 5.3 versions of these docs can be found the JMC tab of the javacomponents page at: http://docs.oracle.com/javacomponents/jmc.htm.

Redirects from the old locations are in place, but please update your bookmarks accordingly!

Wednesday Oct 08, 2014

Java SE Documentation Survey 2014

The Java SE documentation team is conducting a brief survey at the following URL:

https://www.surveymonkey.com/s/java-se-documentation-survey-2014

Answering it will provide us with key insights into the kinds of developer documentation that you (our readers) are looking for. Thank you in advance. We value your input very much!

Wednesday Oct 01, 2014

JavaOne 2014: Java and mbed Make Embedded Real

Today, Andrey Petushkov (Consulting Member of Technical Staff, Oracle) and Bogdan Marinescu Marinescu (Software engineer, ARM) are hosting the session Java and mbed Make Embedded Real. In this session, you learn about the benefits and key features of the platform and how it can be used in the Internet of Things infrastructure. A working application in this session demonstrates how to build an end-to-end solution with the Java ME Embedded platform.

For more information, see the Java ME Embedded documentation portal.

Tuesday Sep 30, 2014

Java 2014: Using Oracle Java Flight Recorder

Today, Marcus Hirt (Consulting Member of Technical Staff, Oracle) and Michael Avrahamov (Sr. Director of Software Development, Oracle) hosted the session Using Oracle Java Flight Recorder. Java Flight Recorder (JFR) is a tool for collecting diagnostic and profiling data about a running Java application. It is a feature of Oracle Java SE Advanced and Oracle Java SE Suite. The session showed how JFR works, different ways to control JFR, and examples of how to analyze recordings in different ways.

For more information, see Java SE Java Flight Recorder Runtime Guide.

JavaOne 2014: Using Type Annotations to Improve Code Quality

Today, Geertjan Wielenga (Principal Product Manager, Oracle) and Werner Dietl (Assistant Professor, University of Waterloo) hosted the session Using Type Annotations to Improve Code Quality. This session discussed how you can use type annotations to improve code quality through fine-grained documentation and support for pluggable type systems.

For more information, see Type Annotations and Pluggable Type Systems in the Java Tutorials.

JavaOne 2014: You’ve Got Your Streams on My Collections!

Today, Mike Duigou (Principal Member of Technical Staff, Oracle), Stuart Marks (Principal Member of Technical Staff, Oracle), and Paul Sandoz (Software Engineer, Oracle) hosted the community discussion You’ve Got Your Streams on My Collections! Topics discussed included the state of the Java Collection and Streams APIs and some of the best third-party libraries.

For more information about the Collections and Streams API, see Aggregate Operations and the Collections trail in the Java Tutorials.

JavaOne 2014: Understanding Java Garbage Collection

Today, Gil Tene, CTO, Azul Systems, presented the conference Understanding Java Garbage Collection. The conference classifies various garbage collection techniques currently available in JVMs such as generational, parallel, stop-the-world, incremental, and concurrent algorithms, and defines terms and metrics common to all collectors.

See the Java SE HotSpot Virtual Machine Garbage Collection Tuning Guide for more information.

Monday Sep 29, 2014

JavaOne 2014: Nashorn: JavaScript for the JVM

Today, Jim Laskey, multi-languages lead at Oracle, presented the conference Nashorn: JavaScript for the JVM. Nashorn is a JavaScript engine implemented fully in Java on the JVM.

For more information, see the Nashorn User's Guide.

Tuesday Jul 15, 2014

JDK 8u11 and JDK 7u65 released!

JDK 8u11 and JDK 7u65 are now available.

You can download the latest JDK releases from Java SE Downloads page.

For information on features included in this release, see JDK 8u11 Release Notes and 7u65 Release Notes.

Wednesday May 28, 2014

JDK 7u60 Released

JDK 7u60 is Released! You can download the latest JDK 7 release from Java SE Downloads page.

This release includes Java Mission Control 5.3 and other updates. See JDK 7u60 Release Notes for more information.

Tuesday Apr 15, 2014

JDK 8u5 and JDK 7u55 Documentation Updates

The Java Development Kit 8 Update 5 (JDK 8u5) and JDK 7u55 releases are available and can be downloaded from the Java SE Downloads page. For information about these releases, see the JDK 8u5 Release Notes and the JDK 7u55 Release Notes.

JDK 8u5 and 7u55 enhancements include the following:

  • The frequency of some security dialogs has been reduced on systems that run the same Rich Internet Application (RIA) multiple times.
  • If a stand-alone asterisk (*) is specified as the value for the Caller-Allowable-Codebase attribute, then calls from JavaScript code to RIA will show a security warning, and users have the choice to allow the call or block the call. For more information, see JAR File Manifest Attributes for Security (or the JDK 7 version of this section).

Friday Feb 07, 2014

Restructured Deployment Information

The deployment guide for Rich Internet Applications (RIAs) has been reorganized and relevant information from the obsolete pre-6u10 deployment and plugin guides has been updated and included. The obsolete guides have been removed from the JDK 7 documentation set and replaced with pages that direct you to the Java Rich Internet Applications Guide.

Due to the reorganization, the URL for some pages has changed. If you get a Page Not Found error, please use the Table of Contents for the Java Rich Internet Applications Guide to locate the page.

The pre-6u10 Deployment Guide and Plug-in Guide are available in the JDK 6 documentation set.

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