Payara Server

Website

payara.fish

$ Details

freemium

Release Date

2016 January

Categories

#Web And Application Servers #Application Server #Java #Containers And Microservices #Kubernetes #Web Servers

RxJava

Website

github.com

$ Details

Release Date

-

Categories

#Web Frameworks #Application And Data #Languages & Frameworks #Java Tools

Payara Server features and specs

• Open Source
  Payara Server is open source, which means it's free to use and has a community of developers contributing to its development and improvements.
• Jakarta EE Support
  It supports Jakarta EE, offering developers access to a wide range of enterprise features and a robust platform for building scalable applications.
• Payara Micro
  Payara Server offers Payara Micro, a lightweight version designed specifically for microservices architectures, making it agile and easily deployable in cloud environments.
• Commercial Support
  For organizations requiring professional support, Payara Services Ltd offers a range of commercial support options, including 24/7 support and monitoring.
• Cloud-Ready
  Payara Server is designed to be ready for cloud deployment, offering robust support for Docker, Kubernetes, and other cloud-native tools.

Possible disadvantages of Payara Server

• Learning Curve
  For new users, there might be a steep learning curve in understanding Jakarta EE specifications and how Payara Server implements these functionalities.
• Performance Overhead
  It can have higher overhead compared to more lightweight, specialized solutions, especially in cases where full Jakarta EE stack is not required.
• Limited Niche Community
  While it is actively developed and supported, the community is smaller compared to other enterprise servers like WildFly or Apache Tomcat, potentially leading to fewer resources and community-driven extensions.
• Version Compatibility
  Some users may face challenges with compatibility when migrating from other application servers, requiring code adjustments to comply with Payara Server's configurations.
• High Support Costs
  While there's a free open-source version, the costs for commercial support can be high, which might be a consideration for smaller businesses.

RxJava features and specs

• Asynchronous Programming
  RxJava provides tools for composing asynchronous and event-based programs using observable sequences, making it easier to manage concurrent tasks.
• Composability
  With RxJava, complex asynchronous workflows can be composed of simpler observable sequences, allowing for modular and reusable code.
• Error Handling
  RxJava offers a wide range of operators and try-catch constructs to manage and respond to errors in a resilient manner.
• Rich Operator Set
  RxJava comes with an extensive set of operators that can be used to filter, transform, and combine observable sequences for powerful data manipulation.
• Backpressure Support
  The library provides the ability to handle backpressure, which helps manage situations where producers of data are faster than consumers.

Possible disadvantages of RxJava

• Steep Learning Curve
  RxJava introduces a reactive programming paradigm that can be difficult for developers new to this approach to grasp immediately.
• Complexity in Debugging
  The abstract nature of observables and operators can make it challenging to debug ReactiveX code compared to traditional imperative code.
• Verbose Syntax
  Using RxJava often leads to more verbose code with chains of operators, which can decrease code readability if not well-documented.
• Performance Overhead
  RxJava can introduce some performance overhead due to abstraction layers, which might not be suitable for all performance-critical applications.
• Library Size
  For mobile applications, the size of the RxJava library can be a drawback if minimizing application size is a priority.

Payara Server Deployment Group on Docker

More videos:

#1 RxJava - Introduction

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