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Questions tagged [java]

Software regarding Java development tools and libraries for the Java programming language.

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Mathematical expression parser for Java

Are there Java libraries that can evaluate string expressions like "5+4*3" into a decimal number (or an integer, if there's no decimal part)? I could parse it myself, but then I'd also have ...
Sergey Zolotarev's user avatar
1 vote
0 answers
12 views

Are there any "Devtools" for Swing?

Are there any "Devtools" for Swing (or anything, really, that can ease the process of mapping GUI elements to Java objects in code)? As of now, it's quite time-consuming to locate a Swing ...
Sergey Zolotarev's user avatar
1 vote
0 answers
17 views

Java Library to extract superimposed timestamp from image files

Looking for a recommendation for a Java library that can interpret the timestamp superimposed on an image file. Here’s an example: The desired result would be that the library returns March 22, 2002 (...
mbmast's user avatar
  • 111
1 vote
0 answers
20 views

Java library to play multiple WAV files simultaneously, ensuring synchronicity

I am trying to develop a Java application that is able to load and play multiple audio files with the same length, and play them simultaneously. Basically parts of a song like bass, guitar, etc.. That ...
undisp's user avatar
  • 111
0 votes
0 answers
15 views

Making a parser in Java

I am making a parser for Turtle and I am done with it, but the problem is that it is awful. I'm not allowed to use global variables or parameters which is why it is more complicated that it needed to ...
Need_MathHelp's user avatar
1 vote
1 answer
27 views

Is there a library for converting nano seconds to human-readable strings?

Suppose I have a Bucket4J time limiter and want to return a clear, helpful message in case the rate is exceeded. This is not an example of how you return a good response message package com.example....
Powet's user avatar
  • 11
1 vote
1 answer
32 views

Java alternative for Kivy (cross-platform material design GUI framework)

Is there a Kivy alternative in Java? In the past, I've used Kivy to design cross-platform GUI apps in python. I like Kivy because it's: Cross-platform. One app runs on Linux, Windows, MacOS, Android, ...
Michael Altfield's user avatar
0 votes
0 answers
12 views

Any languages with serializable / mobile runtime?

I am developing a system that executes arbitrary jobs. A job is a piece of code in some programming language (e.g. Javascript), it can run sub-jobs and wait for their completion as it is shown in the ...
ischenko's user avatar
0 votes
0 answers
13 views

What are examples of utilities for checking schemes and paths in Java?

I don't want to copy-paste a code like this when checking a scheme for validity Pattern.matches("[a-z]+://", scheme) or code like this to check a path (don't nitpick, I realize it's ...
Sergey Zolotarev's user avatar
0 votes
0 answers
29 views

Executing Java code at runtime in Android Application

I need a tool to inject a string of code in my already existing code at runtime. This string is obtained by a http request during the execution and uses some variables that are statically declared in ...
simonetassi's user avatar
4 votes
0 answers
56 views

Is there a SPICE client Java library similar to how there is one for VNC?

There is a VNC client library called Vernacular VNC written in Java for getting the graphics output and of course doing everything else a VNC client would need to do. I was wondering if there is the ...
Anston Sorensen's user avatar
1 vote
1 answer
25 views

Is there a Swing library for Windows-style progress bars?

If I create a progress bar using C# and Windows Forms, it has shading that gives it a 3D look as well a semi-transparent white animation that moves from the left to the right: Is there any library ...
Cardinal System's user avatar
0 votes
0 answers
7 views

Is there any tool/plugin for custom parsing jmte templates (mostly .json) in IntelliJ IDEA?

In our project we are using JMTE(Java Minimal Template Engine) for templates (mostly in json). However, the problem is IDEA shows custom template parts as errors, and reformating breaks them. I was ...
Anastasiia Bezruka's user avatar
0 votes
1 answer
265 views

JavaScript or Java. How to extract text and text coordinates from a PDF file?

I am looking for a pdfminer analog for js or java. i need to parse a pdf file into text and get the coordinates of each sentence (x, y, width, height). it would also be nice if it could work not only ...
Maxim G's user avatar
0 votes
0 answers
17 views

Java library for downloading a single file in multiple segments/chunks with multiple connections

As the title says, I'm looking for a library to do this in Java. Similar to multipart-download package in NodeJS. I've been looking at a lot of HTTP clients but couldn't find any that supports this. ...
eakyurek's user avatar
1 vote
0 answers
46 views

Generating Random Java Code

I am currently working on a project that involves bytecode transformations, and I'm looking to create an integration test to ensure the robustness of "My Tool". The simplified pipeline for &...
Volodya Lombrozo's user avatar
0 votes
0 answers
12 views

Arduino IDE: Is there an Alternative Interface for working with .ino sketches and binaries?

Recently, I learned that the Arduino IDE (or at least version 2), downloadable from the main Arduino CC site, is built using Electron and Node. That's a discovery about which I'm not at all happy. (...
Agi Hammerthief's user avatar
0 votes
0 answers
7 views

Background task-processing package for Heroku/Java

I've deployed a lot of sites to Heroku using Python + Django. When I need to do background/asynchronous processing, I reach for Django-RQ or Dramatiq. Now I've been asked to implement something ...
Chris Curvey's user avatar
0 votes
0 answers
26 views

Image Processing library/SDK for Android?

Is there any free library or SDK on Android to perform image processing and basic computer vision techniques, similar to OpenCV? Something with active development and not obsolete. I'm looking for ...
angel_30's user avatar
  • 213
0 votes
0 answers
20 views

JGiven integration for Quarkus testing

I want to add JGiven capabilities to my Quarkus tests that use the @QuarkusTest annotation (and hence the underlying QuarkusTestExtension junit extension). The the jgiven-spring-junit5 library lets ...
elgaz's user avatar
  • 101
0 votes
0 answers
11 views

Client HTTP Java

I am searching for an HTTP java client optimized for downloading and uploading files. We do a lot of download and upload of files (more 10 Go by days / 10000 files by day). Is there some client which ...
lecogiteur's user avatar
0 votes
0 answers
191 views

Java based key-value store (embedded database) with incremental persistence and transactions

Any recommendations for a Java based key-value store embedded database? Requirements are: It should support transactions It should support saving and loading from incremental changes. What I mean by ...
morpheus's user avatar
  • 111
1 vote
0 answers
8 views

Tool for resolving variables/constants values without being executing the java code

I am looking for tool/library to help me parse the actual values of objects/variables/constants of non-compiled Java code. String sql = excludeNotReadyForMatching ? SELECT_RELATED_INVOICE_IDS_BY_POID ...
Arsalan Siddiq's user avatar
0 votes
0 answers
20 views

Managing Secrets for QA Automation: Local and CI Execution without Paid Solutions for Java based framework

I'm looking for a robust solution to manage secrets (tokens, clientIds, clientSecrets, passwords) for my QA automation project, with a specific focus on keeping these secrets outside the project ...
Владислав Загородний's user avatar
0 votes
1 answer
64 views

JavaFX or ElectronJs for Desktop application using Bluetooth

I need to develop a desktop app that communicates with a smartphone to send data through Bluetooth (from the smartphone to the desktop and vice versa). I'm fluent in Java and learning JavaScript ...
Carlos Gonzalez's user avatar
1 vote
0 answers
6 views

How to extract documentation from SpringShell @ShellMethod annotations

I am developing a shell from SpringShell and use the @ShellMethod to annotate the methods that are invoquable from the Shell. The annotation includes a brief description of the command/method. @...
user84490's user avatar
0 votes
1 answer
41 views

Spring geospatial library

I am developing a project in spring. Is there a library for working with geospatial data (with geometry and geography), if I need to check the intersections of geometries, the occurrence of one ...
Valerie's user avatar
1 vote
1 answer
34 views

Alternatives to using Apps Script because of the 30 mins max run time

Hi I'm doing a task which takes around 10 hours. Task: Call an API 100,000 times for 100,000 inputs and store results in a google spreadsheet. Since apps script has a time limit of 30 mins, I have to ...
user83477's user avatar
1 vote
0 answers
128 views

Is there any open source pdf editor tools for pdf editing(should contatins all the editing tools like marker,eraser,text ..etc)using java spring boot?

I am trying to implement a pdf editing tool on my project using java spring boot. It should be open source and it should contain markers, eraser etc. It should display the pdf using urls. -then we ...
sana arya's user avatar
1 vote
0 answers
41 views

Using Java, what other libraries are avalible for easily converting CSV files to DBF (dBase/xBase)?

I am currently writing an android app that interfaces with database files and was considering a way to export data neatly without errors. Currently every library I can find has one issue or another ...
cellswithincells's user avatar
3 votes
1 answer
54 views

Is there a existing library for search function (e. g. include/exclude, and/or)?

I have a JavaFX application with a TableView. The user can filter the displayed rows with a search term they enter in a TextField. Currently I iterate over all cells and use simply String.contains(). ...
webracer999's user avatar
3 votes
0 answers
585 views

Nice admin interface for Spring applications similar to Django Admin

I am a big fan of building Spring based Java applications. Recently I worked a little in Django and saw the Django Admin that is automatically generated for the app - and it blew my mind. Since then ...
er453r's user avatar
  • 131
1 vote
1 answer
40 views

Download both Oracle Java and open-source JDK on same computer?

Is it ok to download both versions of Java on one computer - Oracle Java and open-source Java? Will the computer have problems? Will the editor - Eclipse or IntelliJ - have problems? Do I need a tool ...
GardenRoses's user avatar
1 vote
0 answers
21 views

is there a open source backward static slicing tool in Java that is actually maintained and easy to use?

A backward slice identifies those statements that affect the value of the attribute. For example: x = 1; y = 2; z = y-2; r = x; z = x+y; /* the slice point is the end of the program */. Here, ...
Exploring's user avatar
  • 111
1 vote
0 answers
8 views

Tomcat Configuration Editor or Tool

The tomcat configuration is been manually edited always prone to human errors always. This causes delays during deployment or production. This is a big problem. Is there is any tool available to ...
Int Prep's user avatar
0 votes
1 answer
587 views

Best library java to write dxf file

I am looking for the best library to write a dxf file in java Before trying to convert png image to dxf but I can't, so now I want to write the image directly My need is a library that can draw lines ...
Dj.B's user avatar
  • 1
0 votes
0 answers
41 views

What database should I use for a location tracking android application?

So I want to develop an online mobile application using android studio and java. A client mobile application that will send its location to the admin mobile application, so it will be using GPS. what ...
Timow's user avatar
  • 1
0 votes
0 answers
24 views

Need a label generator utility

I need a utility that can be integrated with Java and can generate label (attached) by passing the values dynamically. The utility can be paid. I am looking for multiple labels on a sheet, such as A4 ...
romil gaurav's user avatar
1 vote
0 answers
15 views

Caching library for Android

I'm looking for a caching library for Android. It must: be memory-based support serialization/deserialization so it can be persisted on application shutdown support time-based eviction support ...
dzieciou's user avatar
  • 181
1 vote
0 answers
16 views

Free code quality / code coverage plugin or service for GitHub

I am looking for a plugin or service that I can connect to the GitHub repository so that: checked the quality of the code, generate code coverage reports in the project The project is Open Source in ...
dawciobiel's user avatar
1 vote
0 answers
67 views

How to host Java application package similar to Python's pypi.org?

I have a Java application which I would like to host on some sort of free hosting website. Later, users can install that application via a command-line tool and use it easily. While searching, I found ...
BATMAN_2008's user avatar
1 vote
0 answers
59 views

Data mapping tools like dataweave

I’m planning to build a data mapper (Java object <-> XML <-> JSON, etc) as robust as DataWeave and more advanced than AtlasMap to support my integration workflow. Which basically can parse ...
William P.'s user avatar
0 votes
0 answers
92 views

Is there a more reliable pure Java based library than HtmlUnit or ui4j for returning and manipulating JavaScript rendered web pages?

I need a headless browser, or similar, pure Java library like HtmlUnit that supports JavaScript to reliably render all web page content just as a manual browser would do. Although HtmlUnit claims to ...
Marty's user avatar
  • 1
1 vote
0 answers
27 views

Is there something similar to PostSharp logging, but for Java?

Using PostSharp, one can add and customize logging to an existing .NET project. For example you can log the entry and exit of every method or all methods except getters and setters, along with ...
ovd's user avatar
  • 11
1 vote
0 answers
44 views

Memory-optimal base64 encoding Java library

Is there any trust-worthy library in Java that encodes a byte array to base64 without using intermediate structures, where you provide the output byte array as well as an offset for that output array ...
Bruno's user avatar
  • 11
0 votes
0 answers
31 views

Code Validator for different programming languages

Does anybody know any validators for different programming languages? I'm trying to implement it to my web app and I'll need a code validator. I saw fbinfer for Java, C and C++ (but it's not supported ...
Gryva's user avatar
  • 101
1 vote
0 answers
9 views

Java testing framework for testing new shim gives same results as old api?

I'm working to take an old no longer supported, but still heavily used throughout my company, library and create a replacement shim that passes all the real work down to a different library that is ...
dsollen's user avatar
  • 397
0 votes
0 answers
32 views

Java JSON/XML parser with efficient node access

I wonder if there might be a DOM-like JSON/XML parser + generator library which allows one to search the in-memory nodes (after parsing / before unparsing) by name in an efficient way (better than ...
Adrián's user avatar
  • 101
1 vote
0 answers
41 views

Java library for extracting and validating digital signatures in any file format

I am writing a Java program which will need to validate CMS digital signatures on files in a variety of different formats: ZIP docx/xlsx PDF Any file with a detached signature I'd like a universal ...
David North's user avatar
1 vote
0 answers
60 views

Is there a Linux and Mac equivalent of Launch4j that's free?

I think this software is great but I can't seem to find anything that does the same thing for Mac or Linux builds. Here's the software if you aren't familiar with it. Launch4j The reason why I want to ...
SpyderCoder's user avatar

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