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Questions tagged [java]

libraries for Java and Java development tools

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Testing the efficiency of my DFS project

I have created a simple implementation of DFS that takes input from the user. It simply just runs through the terminal in Eclipse. Here's a brief idea of what the input looks like: Map of Nodes: ...
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0answers
6 views

Automatically generate Java JNI or JNA bindings for C++17 code

Is there a software to automatically generate Java classes for a JNI/JNA binding from a library that is written in C++17? For older versions of C++ there is JNAerator (https://github.com/...
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8 views

What lightweight library provides a way to transform JSON in safe way based on external configuration / input?

Context I'm currently developing a tool to generate graphical output based on input: a reusable template to be used, which consists of: graphical template, descriptor containing also definition ...
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15 views

Architecture for my app [closed]

So I have been developing a some kind of social networking app by myself. Its not very big, however, I'm kind of worried about the security issues of all manners that exists, especially with my server....
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9 views

Recommendation for Web-controlled music playback on pi

I want to work on a project I imagined a while ago where a raspberry pi plays back music from a queue. The queue should be accessible from a web page, hosted on the pi. As of now I have never worked ...
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1answer
18 views

XML libraries for java

Please succintly summarize the licensing and vendor implementations available for: XQuery JAXP XQJ specific to Java and where the libraries can be found for build files.
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7 views

Need an API to run npm command from Java application

I am creating a Java application UI that do some edits in an ionic app. then I need to run the ionic app with the command npm run test automatically from the Java application. I am almost done with ...
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14 views

Is there any library for Fuzzy Support Vector Machine (FSVM) or any implementation code for this?

I am trying to implement Fuzzy Support Vector Machine but can't find any related library or implementation code. Anybody know related library for FSVM in Java?
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5 views

Personal blog hosting, based on Java Servlet technology

I would like to run my own blog site on my own server, to be hosted on Java Servlet technology. I can run on either Apache Tomcat (a web container) or Payara (full Jakarta EE) servers. I need to host ...
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1answer
104 views

Best IDE for android development for beginners [closed]

What is the best IDE (integrated development environment) to use on a 64x based 1.6 GHz running windows 8 & 2gb RAM for android app development for beginners?
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6 views

Java read jpg exif rating (apache tika)

I need to read the exif data from jpgs (tags, rating, ...). This is nicely done by using the apache tika library. But tika does not output the rating of the image (file properties of jpg shows the ...
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0answers
11 views

Is there a 2D game engine for an RPG game where I can program in Java?

I'm very new to java and for my high school course assignment I need to make an RPG game with a story. The game has to have sound effects, combat system, generally like how Undertale is. The biggest ...
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4 views

Need a Fast Java ORMS

To prevent having to develop 2 versions of the same thing, I need a ORM that: Works on both Java and Android Can connect to JDBC servers, including H2 and MySQL Can connect to H2 file database ...
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0answers
11 views

Java library supporting SQLite virtual tables

SQLite has feature named "Virtual Tables", which "allows an application to publish interfaces that are accessible from SQL statements as if they were tables". https://www.sqlite.org/vtab.html For ...
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7 views

Java zip library making use of Java 8 features (lambdas, streams)

I know there are zip libraries like zeroturnarounds library, commons compress or truezip. And there are discussions like this on stack overflow. I would like to use a royalty fee free software ...
1
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1answer
21 views

Fastest Java HTTP Library

I’m working on a program that sends A LOT of HTTP requests (in an ordered way, since they depend on each other) and checks their response. I’d like to know what’s the most high-throughput oriented ...
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26 views

Pert Chart in Java

How to create this kind of graphs in java? I mean, is there some kind of a library or a software to do it? It's something I need as a display for Pert method's code that I am going to write. P.s: I ...
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1answer
37 views

Document Viewer for .doc, docx, .xlx, .xlsx and .ppt files

I need a document viewer for .doc, .docx, .ppt, .xlx, and .xlsx file formats, that allow me to view above files in browser. I took 4-5 days googling to find a free or less costly solution providing me ...
2
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1answer
28 views

Backward-compatible alternative to Kotlin and Scala?

I'm seeking a programming language (i.e.: compiler and IDE software package) that introduces modern convenience concepts like implicit conversions, assignment/call fungibility, mix-ins, extension ...
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1answer
33 views

Java Open Source for work flow management

I'm planning to develop and application and needs a work flow engine as well for couple of process, approval, rejection etc., Please kindly recommend a good java open source work flow management tool ...
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0answers
21 views

Free alternative to EHCACHE with persistence to disk?

I am looking for a free (open-source) alternative to ehcache Disk Persistence. Please note that while ehcache itself is free, the disk persistence features are not. Specifically, from this set of ...
2
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0answers
16 views

Library that converts CSS layout to Table layout for e-mail purposes

I'm searching for a library that can take HTML and css styles that uses modern block layout attributes, such as float etc., and converts that to a table structure. Unfortunately in this day and age, ...
1
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1answer
26 views

Java Depenency Injection Framework Selection

I am looking for help to decide which dependency injection framework best suits our needs and whether or not this is the way to go in the first place. Setup: I am working with a codebase of ~300k ...
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0answers
18 views

writting codes for plateform independent software [closed]

is there any programming language,by which platform independent software product produced? If there is,what are the IDEs to access that language?
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1answer
16 views

Java PNG creation library usable both stand-alone and on Android?

I'm looking for a Java library that can output PNG files. In my image-creation routine, I know the image size and the color of each pixel. I want my image-creation routine to be usable in two ways: ...
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0answers
18 views

Java matching (DFA?) library

I'm almost sure that the question is not new and there might be an existing solution which solves it. Unfortunately, was unable to google it. Checking if someone here can reference it :) Suppose we ...
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0answers
10 views

Lib or tool to record and replay http invocations during tests

Can anyone advice me on a strategy/lib/tool to quickly create functional tests for a server that exposes an HTTP api against a thick client (think desktop app)? My idea is to record http invocations ...
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1answer
36 views

Java web Framework recommendation

I develop server-sided products using websites as interfaces. The underlying logic is usually complex, however, the user interfaces are VERY simple (most of them are simple CRUD operations on mysql ...
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0answers
21 views

Java data serialization format alternative to JSON

I need recommendations for data serialization format alternative to JSON It need to be used in Java micro services environment for server to server communications I found an article suggesting ...
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0answers
23 views

Secure paidment method Primefaces

I´m interested in adding a payment method to my Primefacess app. Is there any paypal or any secure library for credit card payment that I can add? I´m specially interested in the credit card payment.
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0answers
18 views

Tool to easily manage multiple Tomcat instances and their ports

So far I have been using Eclipse with its tomcat server integration. It creates multiple directories(each for every application group deployed). Switched back to Intellij Community which does not ...
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0answers
23 views

Tools to create an .exe installer for a Java (JAR) application

I have a Java application (it is composed of a main .JAR plus JAR libraries and miscellaneous other files, but I can turn it into a Uber JAR if necessary) and I'm looking for a tool or tools which ...
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0answers
7 views

Is there a Django/RoR/Grails-like application generator for the Java+Spring+Hibernate stack?

I've seen demos of application generators, which can take a set of object definitions and produce a basic database and management UI. Django (for Python), Ruby on Rails, and Grails (Groovy), all can ...
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1answer
42 views

Best software / tool to downgrades Git branches?

Good evening, Please excuse me if this is not the correct place to ask this question. I will gladly post it elsewhere would you take the time to show me where. I am starting a new pet project where ...
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39 views

I am searching a JavaHelp still supported alternative

I developed a Java Swing application, and used JavaHelp to generate the help for this one. But JavaHelp is too old and not supported now, I didn't find any alternative (I saw OracleHelp for Java but ...
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41 views

Solve small quadratic programming problem with inequality constraints in Java or C/C++

I need to solve a quadratic programming problem. The problem is small, 4 variables and 8 constraints, and has inequality constraints but not equality constraints. I am looking for a library in Java or ...
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2answers
71 views

Choosing the framework to an IDE type of web gui

I'm pretty newbie (or maybe oldie) with GUI development. Now when digging in, there seems to be massive amount of different frameworks to use. Currently I have built a java application which scrapes ...
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0answers
18 views

Library for numerical double integration in Java

Does there exist a Java library for evaluation of double integrals numerically using e.g. the multivariate Simpson's Rule? See Horwitz 2001, Journal of Computational and Applied Mathematics 134 1–11. ...
2
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1answer
15 views

Tools to find anonymous classes in Java source code

I want to find anonymous classes in some code to see if they should be changed to lambdas for readability's sake. Is there any tool which does this?
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30 views

Java library for JEE in-container unit testing

I'm looking for software which will serve as useful toolkit for in-container(i.e. JEE container) testing(nice description of what is in-container testing can be find here) My requirements are: ...
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0answers
17 views

How do I create an ITI-41 transaction receiver in Java?

Is there a standard way to implement an ITI-41 receiver in Java? Is there maybe a library I can utilize? Is there just some simple example code maybe? The specification for ITI-41 is quite large ...
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1answer
24 views

Libs & Technology to help me build a Mareys Chart

I am in need of a component to show and interact with a Marey's Chart. For those who are not familiar, a Merey's Chart is a chart to visualize train movements in a Time x Location axis. Much like ...
7
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1answer
312 views

Sparse matrix library for Java

I am looking for a sparse matrix library in Java that can do multiplications on sparse integer matrices, where the matrices represent the adjacency relations of a graph. The requirement is roughly the ...
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0answers
10 views

Open Source UI to build search application with type-ahead search

Do we have any open source java application with default menus such as file, print and other options and would like to built a search application with elastic search with indexing Any suggestions are ...
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0answers
20 views

Free Text-to-Speech library with viseme event for Java desktop application

I'm looking for free Text-to-Speech library, which sounds naturally and supports viseme event. To use it for Java desktop application I found http://mary.dfki.de/ but it does not supports viseme ...
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0answers
27 views

Java library to integrate DIAL protocol into an Android app

Which library to use to integrate DIAL protocol into an Android app? The app is built in Java. The library should be open source. The library should be able to launch apps in Android TV, Fire TV, Roku,...
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0answers
79 views

Java Spring based open source CRM

I am looking for well designed open source Java/Spring framework based CRM. The CRM should not be just a toy project on GitHub but even that I could not find. It should support around a dozen ...
3
votes
1answer
39 views

Fast, Scalable and Efficient Web development framework for beginners

I have knowledge of Core Java and I'm learning Python too. What is the best web development framework for beginners?. I'm trying to develop a web portal for displaying some analytics and wanted to ...
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3answers
22 views

Java: basis rest-service standalone

I want to implement a REST service in Java. I should not be a servlet (no need of jetty, jersey, glassfish, tomcat). I would love a simple jar-file that includes a standalone http-server I can call ...
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1answer
19 views

Performance Testing in Java (API calls)

I want to test my API. My API would include images that would be served on a particular device. I wanted to make automated calls in the range of 100s. I am using Eclipse IDE and using the ...