Category "java"

Spring proxy: BeanPostProcessor or AOP?

We can create proxy for the target bean in the postProcessAfterInitialization() method of BeanPostProcessor. Or we can use AOP - and proxy will also be created

Uploading to an S3 bucket with Apache Camel how do I enable server side encryption with S3 managed keys?

I'm using Apache Camel with the aws2-s3 module to access an S3 bucket. I'm using endpoint-dsl to program my routes. I can connect to and read from the bucket, b

Eclipse not able to open java files -> Unable to make protected final java.lang.Class java.lang.ClassLoader.defineClass

Getting the following error, after adding Lombok lib An error has occurred. See error log for more details. Unable to make protected final java.lang.Class java.

MockMVC - calling a PUT endpoint that accepts a multipart file

I have a simple PUT endpoint in a Spring Boot application: @PutMapping() public ResponseEntity<String> upload(@RequestParam("cats") MultipartFile file) th

Running Python scripts in Java class activity in Android Studio with Chaquopy

I am trying to utilize some python scripts in an Android Application (Java). I have configured Chaquopy following the instructions on their website. https://ch

Is it possible to configure spring-openapi to generate predictable order output in v3 api-docs?

When producing the output for the springdoc OpenAPI v3 api-docs, any slight change would cause this to produce quite different order in the generated v3 api doc

How to run @QuarkusIntegrationTest in a Gradle project?

I want to run a Quarkus integration test in order to verify OpenAPI yaml generated from the source code. According to the documentation, it should be possible t

Counting true/false occurences on XML

I need to count specifics occurences on XML ("true" or "false") and get the results in a table I try using a tXMLMap but so far without success. Any idea where

org.springframework.boot.web.reactive.error.DefaultErrorAttributes is not getting called anymore in org.springframework.boot:2.3.1.RELEASE

Spring reactive web: Earlier in spring boot 2.2.*, i was using a class that extends DefaultErrorAttributes. This class was used to handle exceptions globally fo

How to tell Java to not exit when interrupt signal (Ctrl+C) is received

I know how to shutdown Java application gracefully by adding shutdown hook, or how to handle signals like interrupt or TERM. The problem here is, in C, when I h

how to pass variable between to vue file?

how to pass variable between to vue file ? Hello, this is my file SendCode.vue has variable NewEmail which I want to use it in another file changePass.vue . Is

java.lang.AbstractMethodError in Firebase Android (FirebaseInstallationServiceClient.readGenerateAuthTokenResponse)

We have this crash that in Play Console has occurred some 1.1million times and counting, with no success figuring out why. The report: java.lang.AbstractMethodE

How i can get selection model from one method to another metod from other class with Table View? [duplicate]

I want to get one selected model with name, author,key_words to next window. Where it will be in tex fields. After i changing this, i want to

How do you Externalize a List in Java

I have a class which implements Externalizable which contains three objects and a List of one of those three object types. I have assumed you would simply imple

LinkageError: loading constraint violation when overriding method javax/xml/stream/XMLInputFactory.createXMLEventReader

I'm upgrading an application that's hosted on WebSphere 9 running IBM JDK 8 from Spring 4.0.3 to 5.3.18. While doing so I updated the project's Jackson, Woodsto

when scroll end multiple request retrofit send when user two time bottom hit how to control it

I am using retrofit in my app to get data from server 15 results each request all working is fine but when I hit bottom retrofit send a request for new data it'

Android - Save my image To Gallery / External Storage in Android Studio

I am making a framer app which can be used to frame your image. And i Want to save that image in gallery after framing and for this i have set a button to perfo

Why stream created with Spliterators is not being processed in parallel?

This is probably very basic, but I am not a Java person. Here is my processing code which simply prints and sleeps: private static void myProcessings(int va

How do I center align the components in a Java GUI?

I am a beginner programmer and I'm currently working on a project by making a simple Login screen layout using Java. So far I'm doing pretty good, but is there

Can I send/receive Java objects to RabbitMQ using Java built-in IO classes instead of Spring AMQP?

I need to send/receive Java POJOs to/from RabbitMQ. There is a ready solution with Spring AMQP, but I've managed to do it with built-in java.io.* (serialize POJ