I am trying to set a method Hook to KafkaListenerContainerFactory.KafkaListenerContainerFactory() I am having problems defining the method signature and always get the error: java.lang.IllegalArgumentException: None of [private static net.bytebuddy.dynamic.DynamicType$Builder com.bionicstork.analysis.hooks.Ka…
Tag: java
Exception in thread “main” java.util.regex.PatternSyntaxException: Illegal/unsupported escape sequence near index 2
I’m trying to remove some words from the line. I don’t want to prescribe them but replace them, because the words that I remove may increase. So I used an array. But when I try to do this, I get errors. I will be glad of any help. Answer This is a partial answer.. Problem #1: The Arrays.toString(a…
is there a way to check for existence of a key in JSONObject of org.json java package?
Essentially its as the title says, I want to check if key “error” exists in the JSONObject but guarding it with try catch as a part of normal control flow seems to be a very bad and dirty thing to do, so surely it cant be the intended solution. But I cant think of any other way to do it.
Mocking Instance with deep stubs
I want to mock a lazy injection with deep stubs using: But myClassInstance.get().myMethod() results in a NullPointerException because myClassInstance.get() returns null instead of a mock. Is this an unsupported feature or am I doing something wrong? I’m using junit-jupiter 5.9.0 and mockito-junit-jupite…
Regex to match only 6letter alphanumeric words in a string
I am trying to match the 6 character word that has a combination of ONLY alphanumeric. Example String: I am currently trying regex [a-zA-Z0-9]{6} However, it matches below Output: But, what I need is only combination of alphanumeric. Something like below Desired Output Answer You may use this regex with 2 loo…
How to replace date field with some text in the ViewMaster (Vertical) for word/pdf using Aspose?
Aspose code is inserting Viewmaster(vertical) with default date to select as a text inside. I want to replace with some text as shown in the image. Followed the code mentioned in ViewMaster(vertical) using Aspose to generate the ViewMaster(Vertical) in the word/pdf. can someone help in getting the right code …
Java Stream Collect() classifier can’t detect type
I have the following code reading lines from a text file: The text file has data like And I’m trying to group by String1 and String2 and get their counts. Then end result should be a Map<String, Map<String, Long>>. However, with the code above, the compiler is saying that the collect() retur…
Glassfish server could not be started with JDK 16. Please select another Java SE platform
when I click on run, it displays this message in a dialog box. ‘ Glassfish server could not be started with JDK 16. Please select another Java SE platform. And then it displays this error Deployment error: Could not find Java SE Development Kit to start GlassFish Server See the server log for details. I…
Propper way to describe request body as java class
What is the propper way to describe json body like this in spring-boot app? For now i have class like bellow, but i have problem with serialization of mpa and genres fields. Genre and Rating: Answer Jackson ObjectMapper cannot create the object, because neither default constructor exists nor any other creator…
Why this linked list rear operation snippet code throws error?
in the below snippet code contains 3 files, named main which is the main operation code, node file contains LinkedList creation and methods contains the linked list operation. In the add rear section throws error.. while execution. I have added the snippet error screshoot Main.java node.java Methods.java Exec…