InfoQ Homepage Java Content on InfoQ
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Yahoo Open-Sources DataSketches for Faster Operations Over Streams
Yahoo has open-sourced DataSketches, a library written in Java for stochastic streaming algorithms. DataSketches is able to perform traditionally expensive operations, like counting distinct occurrences of a variable within a stream, using a fraction of time and memory and with a predictable error margin.
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ZeroTurnaround Announces JRebel for Android 1.0
ZeroTurnaround has announced the first stable release of JRebel for Android, the Android version of their popular plugin to modify running applications without having to redeploy or restart. JRebel for Android is available for Android Studio, and supports all phones and tablets running Android 4.0 or later. ZeroTurnaround offers a 21-day free trial, with prices beginning at $49/year.
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What Impact Will OpenJDK Have on Android Development?
We distill here some of the reactions around the web regarding Google’s adoption of OpenJDK for future Android versions.
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Android will Use the OpenJDK
Hacker News has reported on an Android source code commit that suggests that Google’s mobile operating system is switching the implementation of their Java libraries from the original Harmony-based one to OpenJDK. The move has been confirmed by Google to VentureBeat.
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Oracle Confirms Delayed Schedule for Java 9
In a recent communication, Mark Reinhold, Chief Architect of the Java Platform Group at Oracle, suggested a six-month delay for the general availability of Java 9 so as to allow some extra time to finish project Jigsaw. After deliberation, the delay was accepted, setting the general availability of Java 9 to March 2017.
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Java Version Strings Evolve for Java 9
After two years in the current format, the Java version scheme is going to adopt semantic versioning from Java 9 onwards, following best practices in software versioning across the industry. Application developers that use or parse the Java version string should be vigilant, since the change may impact their applications.
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OpenJDK 9: Life Without HPROF and jhat
OpenJDK will decommission the HPROF agent and remove the jhat tool from JDK 9. InfoQ covers options that supersede these commandline JDK tools.
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Artfully Benchmarking Java 8 Streams and Lambdas
Benchmarking and comparing Java 8 functional-style programming with the imperative-style can be tricky at times. Takipi blogs' recent posting shows us how.
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Spring Boot 1.3 Released Featuring DevTools and ASCII Art
Spring custodian Pivotal has released Spring Boot 1.3, which adds hot reload support of Java classes/Spring configuration (using a new spring-boot-devtools module), cache auto-configuration (for EhCache, Hazelcast, Infinispan, JCache, Redis and Guava), and fully executable archives for Linux/Unix.
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Java 9 Delayed By 6 Months?
Oracle's Java Chief Architect Mark Reinhold has proposed delaying the release of Java 9 for 6 months to allow for more complete testing of the modularity features at the heart of the release.
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Microservices, DevOps and PaaS - The Impact on Modern Java EE Architecture
InfoQ sat down with Markus Eisele, developer advocate at Red Hat, at the Devoxx BE conference, and asked about his thoughts on implementing microservice architectures within large-scale enterprise organisations. The conversation was primarily based on his recent O'Reilly mini-book publication, “Modern Java EE Design Patterns: Building Scalable Architecture for Sustainable Enterprise Development".
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Apache Maven JDeps Plugin 3.0.0 Released
A new maven plugin that uses the jdeps utility to find uses of JDK Internal APIs has been released. When activated, the plugin will force a failure if the code uses any internal API. Internal APIs will be unaccessible as of Java 9, therefore this plugin helps developers adapt their code to the next version of Java. Despite being labeled as 3.0.0, this is the first release of the plugin.
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Android Studio 2.0 Introduces Hot Code Swapping
Android Studio 2.0 has hit the canary channel, and the focus of the improvements in this release is to make the development as streamlined as possible, including hot code swapping, faster builds, faster emulator, GPU Profiler and Debugger, and running multiple types of tests in the same time.
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IntelliJ IDEA 15 Released
JetBrains has released IntelliJ IDEA 15, with improved Java 8 lambda debugger support, a better user interface for running tests, enhanced JVM frameworks support (Spring 4.2, Hibernate 5.0, Grails 3.x, and Arquillian), TypeScript 1.6 and TSLint integration, and initial support for Angular 2.
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JavaOne 2015 Keynotes (Part 2)
We continue our report of the JavaOne 2015 keynotes, with a glimpse into Brian Goetz' crystal ball on Java 10 and beyond.