Questions tagged [java]
Java is a high-level object-oriented programming language. Use this tag when you're having problems using or understanding the language itself. This tag is frequently used alongside other tags for libraries and/or frameworks used by Java developers.
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Exception in thread "main" java.time.format.DateTimeParseException: Text '04-Sep-2023' could not be parsed at index 3
below is the datetimeformatter
DateTimeFormatter dtf2 = new DateTimeFormatterBuilder().parseCaseInsensitive()
.append(DateTimeFormatter.ofPattern("dd-MMM-yyyy")).toFormatter()...
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1
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Stream anyMatch accept an method reference not implement Predicate
Stream.anyMatch is defined as:
boolean anyMatch(Predicate<? super T> predicate)
I created a new Class as follows:
class ClassA {
public boolean anyMethodName(Object o) {
return ...
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Trouble streaming non-local Google Photos video without downloading
I'm making an app where the user can select a video from the gallery and launch it later using their default viewer.
My initial attempt looked like this
Intent intent = new Intent();
intent.setType(&...
- 19
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4
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Java API only partially available with Frida aarch64
I tried to attach with Frida to Java process run on aarch64 Linux (not Android)
I got that error:
using frida-server-16.4.3-linux-arm64
[Remote::PID::1234 ]-> Java.enumerateLoadedClasses();
Error: ...
-3
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1
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Why Can't Characters Be Converted to Operators at Runtime?(java) [closed]
While learning Java, I wondered if there was a way to take an operator as a character input and use it directly in calculations. I realized that without using if or switch statements, there is no way ...
0
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1
answer
26
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How do you assess code for problems handling leap seconds (particularly Java)? [duplicate]
We recently got notice that there may be a negative leap second at the end of the year and we need to determine how it will affect our programs (we write mostly java programs). I've done some ...
- 11
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15
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cannot access class com.sun.tools.javac.api.JavacTrees (in module jdk.compiler)
I have customized an annotation handler using java21. The pom file of the project where the annotation processor is located is shown below:
<project xmlns="http://maven.apache.org/POM/4.0.0&...
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11
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Android - BillingLogger: Skipped logging since initialization failed
Testing out in app purchases with the following:
purchasesUpdatedListener = new PurchasesUpdatedListener() {
@Override
public void onPurchasesUpdated(BillingResult billingResult, List<...
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26
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Why is a clean Maven project in Netbeans not running
I am setting up a local instance to run a Java webapp. It's been a while since I've done this but I've done it in the past. So far what I've done is installed JDK 22.0.2 and Netbeans 22 on my local ...
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Hide page count from the go to section of the pdf toolbar when pdf is opened in browser
From java side I am converting tiff images to PDF like below.
Rectangle pagesize = new Rectangle(maxWidth, maxHeight);
Document document = new Document(pagesize);
PdfWriter.getInstance(document, ...
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Springboot quickstart project always gives same error no matter what I do; Could not determine the dependencies of task ':bootRun' [duplicate]
error in question:
FAILURE: Build failed with an exception.
* What went wrong:
Could not determine the dependencies of task ':bootRun'.
> Could not resolve all dependencies for configuration ':...
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0
answers
12
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OkHttp Response doesn't have provided body object on the client side
I am writing REST APIs using okhttp library in Spring Boot. I have my OkHttpClient requesting a GET request(client) from another API(server). Both the client and server uses OkHtttp libraries, so I ...
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5
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WebClient static mock is not working the second time is called in a test
I have the next static mock:
try (MockedStatic<WebClient> webClientStatic = Mockito.mockStatic(WebClient.class)) {
webClientStatic.when(WebClient::builder).thenReturn(...
- 1,979
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Upload an Excel sheet with huge number of records to a MySql database in the form of a JSON
I have a requirement in Spring Boot project, where I have a huge Excel file with 15-20 sheets, each sheet containing 30,000 rows with an average of 15 columns in each sheet.
My Database is roughly as ...
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6
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Flink GlobalWindow Trigger only process the trigger event
I have datastream keyby by an event property, that is then passed to a globalwindow, trigged when a specific event comes in, the issue is that when the window is trigged to process the events, it only ...
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